CN111972339B

CN111972339B - Crayfish is bred with young shrimp quick separation device

Info

Publication number: CN111972339B
Application number: CN202010875442.6A
Authority: CN
Inventors: 陈孝喜
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2022-09-30
Anticipated expiration: 2040-08-27
Also published as: CN111972339A

Abstract

The invention discloses a device for quickly separating young crayfishes for crayfish culture, and relates to the technical field of agriculture; the method aims to solve the problems that the separation of the young shrimps and the seed shrimps is only simple to utilize the mesh plate, the separation efficiency of the young shrimps is low, and the survival rate of the young shrimps is influenced; the shrimp culture device comprises a pool body, wherein young shrimp collecting pipes are fixedly mounted at the end part of the pool body, valves are fixedly mounted in the middle of the young shrimp collecting pipes, a water circulation mechanism is fixedly mounted at the other end of the pool body, two isolation net covers communicated with the water circulation mechanism are fixedly mounted on the inner wall of the end part of the pool body, and supporting rods are fixedly mounted on the inner walls of the two ends of the pool body. When the device of the invention is used for blowing air into pool water to improve the oxygen content, the sprayed air rises to the inside of the rotary pipe mechanism, so as to drive the separation cover with the fan-shaped structure to rotate above the separation screen plate, and the juvenile shrimps are driven to pass through the separation holes, thereby accelerating the separation process of the juvenile shrimps and the seed shrimps, further improving the survival rate of the juvenile shrimps and reducing the cultivation cost of the juvenile shrimps.

Description

Crayfish is bred with young shrimp quick separation device

Technical Field

The invention relates to the technical field of agriculture, in particular to a device for quickly separating young crayfishes for crayfish culture.

Background

The crayfish is an important economic breeding variety which has become in China in recent years, can be bred all the year round, belongs to freshwater economic crayfish in a peak period of 5-9 months, and is popular with people due to delicious meat taste. Due to the omnivorous property, the fast growth speed and the strong adaptability, the method forms an absolute competitive advantage in the local ecological environment. The feeding range of the rice and lobster dual-purpose self-killing rice and lobster dual-purpose feeding device comprises aquatic weeds, algae, aquatic insects, animal carcasses and the like, the self-killing is realized when food is in shortage, the rice and shrimp co-operation organically combines the traditional rice production and aquaculture, a mutually beneficial symbiotic cyclic agricultural mode is formed, and the yield and the quality of rice and lobsters are effectively improved.

When the rice and the shrimps are co-cultured, the requirement for the young shrimps is large, in order to adapt to the planting time of rice and the harvesting time of the crayfish, most of the young shrimps are cultured in a greenhouse in a centralized culture mode, when the young shrimps grow at the tail parts of the female shrimps, the young shrimps and the female shrimps are separated in time, the survival rate of the young shrimps can be improved, at present, the separation of the young shrimps and the seed shrimps is only realized by simply utilizing the screen plate, the separation efficiency of the young shrimps is low, and the survival rate of the young shrimps is influenced.

Disclosure of Invention

Based on the technical problems in the background art, the invention provides a device for quickly separating young crayfishes for crayfish cultivation.

The invention provides a juvenile shrimp fast separation device for crayfish cultivation, which comprises a pool body, wherein a juvenile shrimp collecting pipe is fixedly arranged at the end part of the pool body, a valve is fixedly arranged in the middle of the juvenile shrimp collecting pipe, a water circulation mechanism is fixedly arranged at the other end of the pool body, two isolation mesh enclosures communicated with the water circulation mechanism are fixedly arranged on the inner wall of the end part of the pool body, supporting rods are fixedly arranged on the inner wall of the two ends of the pool body, a separation mesh plate is clamped between the top ends of the two supporting rods, separation holes with a horn-shaped structure are distributed on the surface of the separation mesh plate, a plurality of mounting rings are arranged at the top parts of the separation mesh plate, a rotary pipe mechanism is arranged in the mounting rings through bearings, two separation covers with a fan-shaped structure are fixedly arranged on the outer side of the rotary pipe mechanism, an air blowing pipe is fixedly arranged at the bottom end in the pool body, and a blowing head distributed below the rotary pipe mechanism is screwed on the top end of the air blowing pipe, and an air pump communicated with an air blowing pipe is fixedly installed at the top of the tank body.

Preferably, the rotating tube mechanism comprises a cylinder body, a plurality of pushing blades distributed spirally are arranged at the bottom end of the inner portion of the cylinder body, and a plurality of dispersing air holes are formed in the top end of the cylinder body.

Preferably, the dispersion air holes are distributed in a spiral shape, and the distribution direction of the dispersion air holes is the same as the spiral direction of the pushing paddle.

Preferably, the top end of the separation cover is provided with an inclined sliding surface with an arc structure, and the top end of the separation cover is provided with a plurality of soft hair columns.

Preferably, the top surface of the separation otter board is provided with a plurality of vice soft hair posts, and the bottom edge of separation cover is provided with the rectangle breach groove with vice soft hair post looks adaptation.

Preferably, a plurality of reinforcing support rods are fixedly installed at the bottom end of the separation net plate.

Preferably, the top end of the tank body is fixedly provided with a connecting frame of an L-shaped structure, and the bottom of the connecting frame is fixedly provided with a growth lamp.

Preferably, the water circulation mechanism comprises a three-way valve communicated with the tank body through a pipeline, a water purifier and a circulation pump.

Preferably, the top end of the pool body is fixedly provided with a limiting screen plate, the bottom end of the limiting screen plate is fixedly provided with a plurality of pull ropes, and a net cage is fixedly arranged between the bottom ends of two adjacent pull ropes.

Preferably, the cylinder mould is of a polygonal structure, and a plurality of mutually communicated holes are distributed on the surface of the cylinder mould.

In the invention, the young shrimps are stocked in the tank body, the young shrimps are paddley on the upper layer when leaving the tails of the female shrimps, the device flows and replaces the young shrimps by the upward and downward movement of the water circulation mechanism, the young shrimps fall below the separation screen plate by the water potential, and then the young shrimps are separated from the seed shrimps, so that the young shrimps are prevented from being ingested by the seed shrimps, meanwhile, when the device is used for blowing air to the tank water to improve the oxygen content, the sprayed air rises to the inside of the rotary pipe mechanism, and further the separation cover with the fan-shaped structure is driven to rotate above the separation screen plate, so that the young shrimps are driven to pass through the separation holes, the separation process of the young shrimps and the seed shrimps is accelerated, the survival rate of the young shrimps is further improved, and the cultivation cost of the young shrimps is reduced;

air directly enters the interior of the cylinder body through the blowing head so as to drive water and air around to flow, the cylinder body is driven to rotate by pushing the pushing blades distributed spirally, so as to drive the separation cover on the outer side to rotate slowly, young shrimps staying on the surface of the separation mesh plate are driven downwards, and the separation speed of the young shrimps and the grown shrimps is increased;

when air enters the barrel, the air is mixed with water at the bottom to be primarily dispersed, and is dispersed into a plurality of small bubbles through the plurality of dispersing air holes above, so that the contact area of the air and the water is increased, the air blowing effect is improved, the young shrimps are prevented from being damaged by large bubbles, and the sprayed small bubbles can provide boosting force for the rotation of the barrel;

when the water circulation mechanism circulates the pond water up and down, when the water flows through the inclined sliding surface of the arc-shaped structure of the separation cover, the water circulation mechanism plays a boosting role on the pond water, the driving speed of the young shrimps is increased, the separation efficiency of the young shrimps is improved, the arrangement of the soft hair columns can provide playful and hiding places for the young shrimps, the survival rate of the young shrimps is improved, the arrangement of the auxiliary soft hair columns in the device can provide hiding and playful places for the young shrimps, meanwhile, the tail of the young shrimps can be blocked in the swimming process of the female shrimps, the young shrimps are separated from the tail of the young shrimps in the swimming process of the female shrimps, and the arrangement of the rectangular notch can push the separated young shrimps downwards, so that the separation efficiency of the young shrimps is further improved.

Drawings

FIG. 1 is a schematic sectional structure view of a device for rapidly separating young crayfishes for crayfish cultivation, which is provided by the invention;

FIG. 2 is a schematic sectional structure view of a separating screen of the device for quickly separating young shrimps for crayfish cultivation provided by the invention;

FIG. 3 is a schematic top view of a separating hood of the device for quickly separating young crayfish for crayfish cultivation provided by the invention;

FIG. 4 is a schematic sectional structure view of a rotating pipe mechanism of the device for quickly separating young shrimps for crayfish cultivation provided by the invention;

FIG. 5 is a schematic structural diagram of a net cage of the device for quickly separating young crayfishes for crayfish cultivation provided by the invention.

In the figure: 1 pool body, 2 juvenile shrimp collecting pipes, 3 valves, 4 air pumps, 5 growth lamps, 6 limiting mesh plates, 7 mesh cages, 8 isolation mesh covers, 9 water circulation mechanisms, 10 supporting rods, 11 separation covers, 12 rotating pipe mechanisms, 121 cylinder bodies, 122 dispersing air holes, 123 pushing blades, 13 separation mesh plates, 14 reinforcing supporting rods, 15 separation holes, 16 air blowing pipes, 17 pairs of soft hair columns, 18 soft hair columns and 19 rectangular grooves.

Detailed Description

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-4, a young shrimp fast separating device for crayfish cultivation comprises a pool body 1, a young shrimp collecting pipe 2 is fixedly installed at the end part of the pool body 1, a valve 3 is fixedly installed at the middle part of the young shrimp collecting pipe 2, a water circulation mechanism 9 is fixedly installed at the other end of the pool body 1, two isolation mesh enclosures 8 communicated with the water circulation mechanism 9 are fixedly installed on the inner wall of the end part of the pool body 1, supporting rods 10 are fixedly installed on the inner wall of the two ends of the pool body 1, a separation mesh plate 13 is clamped between the top ends of the two supporting rods 10, separation holes 15 with a horn-shaped structure are distributed on the surface of the separation mesh plate 13, a plurality of installation rings are arranged at the top of the separation mesh plate 13, a rotary pipe mechanism 12 is installed inside the installation rings through bearings, two separation covers 11 with a fan-shaped structure are fixedly installed on the outer side of the rotary pipe mechanism 12, a blowing pipe 16 is fixedly installed at the bottom end inside the pool body 1, and the top end of the air blowing pipe 16 is screwed with a blowing head distributed below the rotating pipe mechanism 12, the top of the tank body 1 is fixedly provided with an air pump 4 communicated with the air blowing pipe 16, the breeding shrimps are put in the tank body 1, the young shrimps play on the upper layer when leaving the tail parts of the female shrimps, the device flows and replaces by the upward and downward movement of the water circulation mechanism 9, the young shrimps fall below the separation screen 13 by the water potential, further separating the young shrimps and the seed shrimps to avoid the young shrimps from being eaten by the seed shrimps, meanwhile, when the device is used for blowing air into the pool water to improve the oxygen content, the sprayed air rises to the inside of the rotating pipe mechanism 12, and then the separation cover 11 with the fan-shaped structure is driven to rotate above the separation screen plate 13, so that the juvenile shrimps are driven to pass through the separation holes 15, the separation process of the juvenile shrimps and the seed shrimps is accelerated, the survival rate of the juvenile shrimps is further improved, and the cultivation cost of the juvenile shrimps is reduced.

In the invention, the rotating pipe mechanism 12 comprises a cylinder 121, a plurality of spirally distributed pushing paddles 123 are arranged at the bottom end inside the cylinder 121, a plurality of dispersing air holes 122 are arranged at the top end of the cylinder 121, air directly enters the cylinder 121 through a blowing head to drive surrounding water and air to flow, the spirally distributed pushing paddles 123 are pushed to drive the cylinder 121 to rotate, and further drive the separation cover 11 on the outer side to slowly rotate, so that the young shrimps staying on the surface of the separation screen 13 are driven downwards, and the separation speed of the young shrimps and the seed shrimps is increased.

The dispersion gas hole 122 is the heliciform and distributes, and the distribution direction of dispersion gas hole 122 is the same with promotion paddle 123 spiral direction, and the air is when entering into barrel 121, mixes with water in the bottom and carries out preliminary scattering, and a plurality of dispersion gas holes 122 dispersion through the top are a plurality of small bubbles, increase the area of contact of air and water, improve the effect of blowing, avoid the large bubble to cause the injury to young shrimp, and spun small bubble can provide the boosting power for barrel 121 is rotatory.

The top of separation cover 11 is provided with the slope slip surface of arc structure, and the top of separation cover 11 is provided with a plurality of soft hair posts 18, and when water circulation mechanism 9 circulated pond water from top to bottom, rivers play the boosting effect to it when through the slope slip surface of 11 arc structures of separation cover for the speed of driving to the young shrimp, improve young shrimp separation efficiency, and the setting of soft hair post 18 can be for the young shrimp provides the place of playing and hiding, improves the young shrimp survival rate.

The top end surface of the separation net plate 13 is provided with a plurality of auxiliary soft hair columns 17, the edge of the bottom end of the separation cover 11 is provided with a rectangular notch 19 matched with the auxiliary soft hair columns 17, the arrangement of the auxiliary soft hair columns 17 in the device provides a hiding and playing place for the young shrimps, meanwhile, the tail of the young shrimps can be blocked in the swimming process of the female shrimps, the young shrimps are separated from the tail of the young shrimps in the swimming process of the female shrimps, and the arrangement of the rectangular notch 19 can push the separated young shrimps downwards, so that the separation efficiency of the young shrimps is further improved.

A plurality of reinforcing support rods 14 are fixedly arranged at the bottom end of the separation screen plate 13, and the stability of installation of the separation screen plate 13 is improved through the arrangement of the reinforcing support rods 14.

The top fixed mounting of cell body 1 has the link of L type structure, and the bottom fixed mounting of link has growth lamp 5, and the device can provide illumination for breeding shrimp and young shrimp through growth lamp 5 when using, improves the liveness of breeding shrimp, the young shrimp break away from when being convenient for female shrimp is active.

The water circulation mechanism 9 comprises a three-way valve, a water purifier and a circulating pump which are communicated with the tank body 1 through pipelines, the circulating pump circulates the tank water, the tank water is filtered and purified in the circulating process to remove garbage in the water, the three-way valve can be connected to an outside water source, and the juvenile shrimps are discharged from the juvenile shrimp collecting pipe 2 by water flow replacement.

In the use process of the device, the breeding shrimps are stocked in the tank body 1, the young shrimps are played on the upper layer when leaving the tails of the female shrimps, the device flows and is replaced by the water circulation mechanism 9 which enters and exits, the young shrimps fall below the separation screen plate 13 by means of water potential, the young shrimps are separated from the breeding shrimps, the young shrimps are prevented from being eaten by the breeding shrimps, meanwhile, when the device is used for blowing air to the tank water to improve the oxygen content, the sprayed air rises to the inside of the rotary pipe mechanism 12, the separation cover 11 of the fan-shaped structure is driven to rotate above the separation screen plate 13, the young shrimps are driven to pass through the separation holes 15, the separation process of the young shrimps and the breeding shrimps is accelerated, the survival rate of the young shrimps is further improved, and the breeding cost of the young shrimps is reduced.

Example 2

Referring to fig. 1-5, in this embodiment, compared with embodiment 1, a limiting mesh plate 6 is fixedly mounted at the top end of a tank body 1, a plurality of pull ropes are fixedly mounted at the bottom end of the limiting mesh plate 6, a mesh cage 7 is fixedly mounted between the bottom ends of two adjacent pull ropes, through the setting of the limiting mesh plate 6, the breeding shrimps can be prevented from jumping out of the tank body 1 in the breeding and reproducing processes, the loss of the breeding shrimps is avoided, and the setting of the mesh cage 7 provides a habitat for the breeding shrimps, and the number of the young shrimps is increased;

the net cage 7 is of a polygonal structure, a plurality of mutually communicated holes are distributed in the surface of the net cage 7, the mutually communicated holes are convenient for resting of shrimp seeds, a single net cage 7 can simulate the environment of a plurality of shrimp holes, and the utilization rate is improved.

This embodiment is when using, through the setting of restriction otter board 6, can avoid the breeding shrimp to jump out cell body 1 at breed and reproduction in-process, avoids the breeding shrimp to cause the loss, and the setting of cylinder mould 7, provides the habitat for the breeding shrimp multiplies, improves the quantity of young shrimp, and the hole of intercommunication each other is convenient for rest of breeding shrimp, and a plurality of shrimp hole environment can be simulated to single cylinder mould 7, increases operation rate.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The young shrimp fast separating device for crayfish breeding comprises a pool body (1), wherein young shrimp collecting pipes (2) are fixedly installed at the end part of the pool body (1), a valve (3) is fixedly installed in the middle of each young shrimp collecting pipe (2), a water circulation mechanism (9) is fixedly installed at the other end of the pool body (1), two isolation mesh enclosures (8) communicated with the water circulation mechanism (9) are fixedly installed on the inner wall of the end part of the pool body (1), the crayfish breeding device is characterized in that supporting rods (10) are fixedly installed on the inner walls of the two ends of the pool body (1), a separation mesh plate (13) is clamped between the top ends of the two supporting rods (10), separation holes (15) of a horn mouth-shaped structure are distributed on the surface of the separation mesh plate (13), a plurality of mounting rings are arranged at the top of the separation mesh plate (13), and a rotary pipe mechanism (12) is installed inside the mounting rings through bearings, the outer side of the rotating pipe mechanism (12) is fixedly provided with two separating covers (11) with fan-shaped structures, the inner bottom end of the tank body (1) is fixedly provided with an air blowing pipe (16), the top end of the air blowing pipe (16) is in threaded connection with a blowing head distributed below the rotating pipe mechanism (12), the top of the tank body (1) is fixedly provided with an air pump (4) communicated with the air blowing pipe (16), the rotating pipe mechanism (12) comprises a tank body (121), the inner bottom end of the tank body (121) is provided with a plurality of pushing paddles (123) distributed in a spiral shape, the top end of the tank body (121) is provided with a plurality of dispersing air holes (122), the dispersing air holes (122) are distributed in a spiral shape, the distribution direction of the dispersing air holes (122) is the same as the spiral direction of the pushing paddles (123), the top end of the separating covers (11) is provided with inclined sliding faces with arc-shaped structures, and the top end of the separating covers (11) is provided with a plurality of soft hair columns (18), the top surface of separation otter board (13) is provided with a plurality of vice fluff posts (17), and the bottom edge of separation cover (11) is provided with rectangle groove (19) with vice fluff post (17) looks adaptation.

2. The device for quickly separating the young shrimps for crawfish culture according to claim 1, characterized in that a plurality of reinforcing support rods (14) are fixedly installed at the bottom end of the separation screen (13).

3. The device for quickly separating the young shrimps for the crayfish breeding as claimed in claim 1, wherein the top end of the pool body (1) is fixedly provided with a connecting frame with an L-shaped structure, and the bottom of the connecting frame is fixedly provided with a growth lamp (5).

4. The device for quickly separating the young shrimps for the crayfish breeding as claimed in claim 1, characterized in that the water circulation mechanism (9) comprises a three-way valve, a water purifier and a circulation pump which are communicated with the pool body (1) through a pipeline.

5. The device for quickly separating the young shrimps for the crawfish culture according to claim 1, wherein a limiting screen plate (6) is fixedly mounted at the top end of the pool body (1), a plurality of pull ropes are fixedly mounted at the bottom end of the limiting screen plate (6), and a mesh cage (7) is fixedly mounted between the bottom ends of two adjacent pull ropes.

6. The device for quickly separating the young shrimps for the crayfish breeding as claimed in claim 5, wherein the net cage (7) is of a polygonal structure, and a plurality of holes which are communicated with each other are distributed on the surface of the net cage (7).