CN113115736A - Classification culture system for crayfish seedlings - Google Patents
Classification culture system for crayfish seedlings Download PDFInfo
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- CN113115736A CN113115736A CN202110418737.5A CN202110418737A CN113115736A CN 113115736 A CN113115736 A CN 113115736A CN 202110418737 A CN202110418737 A CN 202110418737A CN 113115736 A CN113115736 A CN 113115736A
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- crayfish
- culture pond
- net
- pipe
- culture system
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/90—Sorting, grading, counting or marking live aquatic animals, e.g. sex determination
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
- A01K63/042—Introducing gases into the water, e.g. aerators, air pumps
Abstract
The invention discloses a crayfish fry stage culture system, which comprises: the bottom of the culture pond body is provided with a water outlet, the water outlet is communicated with a water discharge pipe, the tail end of the water discharge pipe is communicated with a grading component, the grading component comprises a frame body and a plurality of meshed collecting baskets arranged in the frame body at intervals from top to bottom, meshes of the collecting baskets are sequentially reduced from top to bottom, and the water outlet is provided with a cover body capable of being opened and closed. The lid is network structure, the tip of drain pipe is equipped with the valve. The culture pond body is of a cylindrical structure, and the bottom end of the culture pond body is of a round platform-shaped structure. The oxygen air inlet pipe is arranged in the culture pond body, the tail end of the air inlet pipe is communicated with an annular oxygen aeration pipe, and the aeration pipe is arranged on the lower portion of the side wall of the culture pond. According to the crayfish fry grading device, the drain pipe is arranged, the collecting nets with different meshes are communicated with the tail end of the drain pipe, crayfish fries are graded, and accurate culture of the crayfish fries is further achieved.
Description
Technical Field
The invention relates to the technical field of culture equipment. More specifically, the invention relates to a crayfish fry stage culture system.
Background
In recent years, the crayfish paddy field breeding is rapidly developed, the crayfish has low requirement on breeding water environment, the market demand is increased year by year, the market price is high, the breeding benefit is considerable, and farmers who are not in crayfish main breeding province can also get up the breeding hot tide of the crayfish. Due to the shortage of the crayfish seedlings in the areas, the self-sufficiency of the crayfish seedlings cannot be realized in the province, the seedlings need to be purchased in the province, the loss is large in long-distance transportation, the cost is high, the quality of the seedlings cannot be guaranteed, and the crayfish breeding scale is restricted. At present, the existing crayfish fries are generally cultured in a culture pond, but the existing culture pond is not convenient for grading the crayfish fries according to individual sizes, and is not convenient for realizing the accurate culture of the crayfish fries.
Disclosure of Invention
An object of the present invention is to solve at least the above problems and to provide at least the advantages described later.
The invention also aims to provide a crayfish fry grading culture system, which is used for grading crayfish fries by arranging a drain pipe and a collecting net with different meshes communicated with the tail end of the drain pipe, so that the crayfish fries can be accurately cultured.
To achieve these objects and other advantages in accordance with the purpose of the invention, there is provided a crayfish offspring seed stage cultivation system comprising:
the bottom of the culture pond body is provided with a water outlet, the water outlet is communicated with a water discharge pipe, the tail end of the water discharge pipe is communicated with a grading component, the grading component comprises a frame body and a plurality of meshed collecting baskets arranged in the frame body at intervals from top to bottom, meshes of the collecting baskets are sequentially reduced from top to bottom, and the water outlet is provided with a cover body capable of being opened and closed.
Preferably, the cover body is of a net structure, and a valve is arranged at the end part of the drain pipe.
Preferably, the culture pond body is of a cylindrical structure, and the bottom end of the culture pond body is of a round platform-shaped structure with a large top and a small bottom.
Preferably, an oxygen inlet pipe is arranged in the culture pond body, the tail end of the oxygen inlet pipe is communicated with an annular oxygen aeration pipe, and the aeration pipe is arranged at the lower part of the side wall of the culture pond.
Preferably, a plurality of net sheets are arranged in the culture pond body at intervals from top to bottom, a plurality of feeding holes are formed in the net sheets, projections of the feeding holes in any two net sheets on the horizontal plane are not overlapped, a hole with the diameter of 100cm is formed in the middle of each net sheet, and the diameter of each feeding hole is 30 cm.
Preferably, a drainage channel is arranged outside the culture pond body, the top end of the drainage channel is lower than the tail end of the drainage pipe, and the grading component is arranged in the drainage channel.
Preferably, the outer cover of the culture pond body is provided with a light-transmitting shed.
Preferably, the top of the collecting basket is a smooth plate, the horizontal section of the smooth plate is rectangular, the bottom of the collecting basket is a bar net connected with the lower end of the smooth plate, and the smooth plate corresponds to a plurality of fixing holes;
the frame body is a rectangular frame-shaped structure, a plurality of hanging ropes are correspondingly arranged on each corner in four corners of the top of the frame body, the lengths of the hanging ropes on each corner are different, and a hook is arranged at the tail end of each hanging rope to be connected with the fixing hole through the hook to fix the collecting basket.
Preferably, the frame body is of a cuboid structure with an open top end, a plurality of strip-shaped emergence openings are formed in each of two opposite side walls of the frame body at intervals from top to bottom, the emergence openings are horizontally arranged, the emergence openings in the two side walls correspond to one another one by one, and a shielding cover capable of being opened and closed is arranged at the emergence openings;
the collecting baskets are of a planar structure, each collecting basket comprises two separating nets, the two separating nets respectively correspond to two corresponding seedling emergence ports, the separating nets are hinged with corresponding discharge ports, the free ends of the separating nets are hinged with adjusting plates along the length direction of the free ends of the separating nets, and the length of the adjusting plates is consistent with that of the free ends of the separating nets;
wherein, the bottom horizontal card of framework is equipped with the division board in order to divide into classification portion and drive division with the framework, the separation net is located in the classification portion, flexible motor has set firmly in the drive division, be connected with the bracing piece on the output shaft of flexible motor, the bracing piece slides in sealed the division board and stretches into in the classification portion, the end-to-end connection of bracing piece has fixed subassembly, fixed subassembly includes the fixed plate that a plurality of upper and lower intervals set up, the fixed plate sets up along the length direction of regulating plate, and the length of fixed plate is unanimous with the length of regulating plate, and arbitrary two adjacent fixed plates pass through branch and connect, and a plurality of fixed plates and a plurality of collection baskets set up one-to-one, and the tip of two regulating plates in same collection basket is articulated rather than corresponding fixed plate respectively, works as the output shaft shrink of flexible motor is to, the separation net is in the horizontality, the regulating plate is in vertical state, works as the output shaft of flexible motor extends to the longest, the separation net is in the tilt state in order to discharge the crayfish seedling, the regulating plate with the separation net is on the coplanar.
Preferably, the frame has a square horizontal cross section.
The invention at least comprises the following beneficial effects:
firstly, the crayfish breeding device realizes the classification of crayfish by arranging the drain pipe and the collecting net with different meshes communicated with the tail end of the drain pipe, and then separately cultivates the classified crayfish fries, thereby realizing the accurate cultivation of the crayfish fries, effectively avoiding the damage of the crayfish to the crayfish fries and effectively improving the survival probability of the crayfish fries.
Secondly, the culture pond body is cylindrical in overall structure, and the round surface at the bottom is an inclined surface of an inverted cone, so that the speed and the efficiency of drainage and pollution discharge can be increased; the ring of oxygen aeration pipes are arranged at the included angle between the vertical surface and the bottom surface of the culture pond, so that dissolved oxygen of the water body in the culture pond can be increased, power is added to the water body, and harmful gas in the water body is slowly discharged to the water surface; a water valve switch is arranged at the water outlet of the water discharge pipe, the flow rate of the discharged water can be controlled through the water valve switch, the water can be directly drained and the shrimps can be harvested by removing the cover body in the pond, the workload of manually fishing the shrimps in the pond is saved, and the damage to the shrimps in the process of fishing the shrimps is reduced; the net sheets are arranged in the breeding pond, so that the attachable area of the crayfish fries can be increased, and the breeding density and the unit yield are increased; through making each layer of net piece into feeding hole and hole, let the crayfish can walk between each layer of net piece, conveniently throw the bait simultaneously.
Thirdly, the crayfish fries can be collected according to specifications through the collecting basket, the crayfish fries with larger volume are left on the upper layer, the crayfish fries with the smallest volume fall into the lowest layer, the crayfish fries with the smallest volume are collected in a grading mode, the crayfish fries with unified specifications are played back to the culture pond again to be cultured continuously, and the crayfish fries with large specifications are placed in an outer pond or a field to be cultured, so that the crayfish fries can be cultured accurately in a stage.
Fourthly, the crayfish sorting device can avoid crayfish or crayfish seedlings from accumulating on the separation net to influence the separation of the crayfish while grading the crayfish, can effectively improve the separation effect, and can discharge the crayfish or the crayfish seedlings from the seedling outlet in time.
Fifthly, set up flexible motor, realize the drive the separation net becomes the tilt state or becomes the horizontal state so that collect the crayfish seedling by the tilt state by the horizontality, regulating plate, fixed plate are used for the drive the separation net rotates, still can avoid falling to next layer separation in the process that the separation board becomes the tilt state by the level crayfish or crayfish seedling simultaneously, effectively improve separation efficiency.
Sixthly, be located through setting up the separation net the frame is external, wire rope, fixed pulley have realized that same telescopic cylinder is in the drive still can drive opening and shutting of shielding plate when the separation net removes, avoided opening and shutting of using manual control shielding plate or increase other automatic equipment control again opening and shutting of shielding plate, through setting up the secondary separation case can be with crayfish or crayfish seed separation once more, effectively improves the accuracy of separation.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a schematic structural diagram of a crayfish offspring seed stage culture system according to one technical scheme of the invention;
FIG. 2 is a schematic structural view of a mesh according to one embodiment of the present invention;
FIG. 3 is a schematic view of a collecting basket according to one embodiment of the present invention;
fig. 4 is a schematic structural diagram of the frame body according to one embodiment of the present invention;
fig. 5 is a schematic structural diagram of the frame body according to one embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a crayfish offspring seed stage culture system according to one embodiment of the invention;
FIG. 7 is a schematic structural diagram of a crayfish offspring seed stage culture system according to one embodiment of the invention;
fig. 8 is a schematic structural view of a fixing plate according to one embodiment of the present invention;
FIG. 9 is a schematic structural diagram of a baffle according to one embodiment of the present invention;
fig. 10 is a schematic structural diagram of a baffle according to one embodiment of the present invention.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.
As shown in fig. 1 to 10, the present invention provides a crayfish fry stage culturing system, comprising:
the bottom end of the culture pond body 4 is provided with a water outlet 7, the water outlet 7 is communicated with a water drain pipe 8, the tail end of the water drain pipe 8 is communicated with a grading component, the grading component comprises a frame body 10 and a plurality of meshed collecting baskets 15 arranged in the frame body 10 at intervals from top to bottom, meshes of the collecting baskets 15 are sequentially reduced from top to bottom, and the water outlet 7 is provided with a cover body capable of being opened and closed.
In the technical scheme, when the crayfish seeds in the culture pond body 4 need to be discharged, the cover body is opened, when the crayfish seeds need to be bred in the culture pond body, the cover body is closed, the drain pipe 8 horizontally penetrates through the lower part of the culture pond body 4, and the tail end of the drain pipe 8 is positioned outside the culture pond body 4; the number of the collecting baskets 15 is three, that is, the diameter of the mesh of the collecting basket 15 positioned at the upper layer is 8mm, the diameter of the mesh of the collecting basket 15 positioned at the middle layer is 5mm, and the diameter of the mesh of the collecting basket 15 positioned at the bottom layer is 2 mm; the culture pond body 4 is communicated with a water inlet pipe 18, and the tail end of the water inlet pipe 18 is sleeved with a mesh bag 21.
In the using process, the crayfishes are placed into the breeding pond body 4 to breed crayfish seedlings, the cover body is opened after the breeding is finished, the crayfish and the crayfish seedlings enter the drain pipe 8 through the water outlet 7, and finally the crayfish and the crayfish seedlings sequentially pass through the collecting baskets 15 to be classified.
By adopting the technical scheme, the crayfish breeding device is provided with the drain pipe 8 and the collecting nets with different meshes communicated with the tail ends of the drain pipe 8, so that crayfish is graded, graded crayfish seeds are separately cultured, accurate culture of the crayfish seeds is further realized, damage of the crayfish seeds by the crayfish can be effectively avoided, and the survival rate of the crayfish seeds is effectively improved.
In another technical scheme, the lid is network structure, the tip of drain pipe 8 is equipped with valve 9, the lid includes screen panel upper cover 5 and tube-shape screen panel bounding 6 (screen panel bounding 6 with breed 4 bottoms of pond bodies and can dismantle the connection, specifically can 7 circumference intervals of outlet establish a plurality of spuds, will screen panel bounding 6 with the spud passes through the rope and connects). Adopt this technical scheme, through setting the lid to network structure, realize can in time changing the water in the breed pond body 4, effectively improve the survival rate of crayfish seed.
In another technical scheme, the culture pond body 4 is of a cylindrical structure, and the bottom end of the culture pond body 4 is of a round table-shaped structure with a large upper part and a small lower part. By adopting the technical scheme, the bottom end of the culture pond body 4 is designed into a round platform-shaped structure with a large upper part and a small lower part, so that the crayfish fries in the culture pond body 4 can be discharged conveniently.
In another technical scheme, an oxygen inlet pipe 2 is arranged in the culture pond body 4, the tail end of the air inlet pipe 2 is communicated with an annular oxygen aeration pipe 3, and the aeration pipe 3 is arranged at the lower part of the side wall of the culture pond. By adopting the technical scheme, the water body of the breeding pond is aerated through the steam inlet pipe and the aeration pipe 3, effective gas is reduced, oxygen dissolved in the water body is increased, and the survival rate of the crayfish seedlings is improved.
In another technical scheme, a plurality of net sheets 20 are arranged in the culture pond body 4 at intervals from top to bottom, a plurality of feeding holes 22 are formed in the net sheets 20, projections of the feeding holes 22 in any two net sheets 20 on a horizontal plane are not overlapped, a hole 23 with the diameter of 100cm is formed in the middle of each net sheet 20, the diameter of each feeding hole 22 is 30cm, a plurality of groups of hooks 19 are arranged in the culture pond body 4 at intervals from top to bottom, and each group of hooks 19 is used for fixing one net sheet 20. By adopting the technical scheme, the bait is distributed at the depth of the culture pond body 4 by arranging the net piece 20, so that the crayfish fries at different depths can eat the bait, and the survival rate of the crayfish fries is improved; the bait distributes the bait with different grain diameters on different meshes 20 through the meshes on the meshes 20 and the feeding holes 22, the dispersity of the bait in the culture pond body 4 is improved, and the holes 23 are arranged to facilitate the crayfish and crayfish fries to move around in the culture pond body 4.
In another technical solution, a drainage channel 11 is provided outside the culture pond body 4, the top end of the drainage channel 11 is lower than the end of the drainage pipe 8 to receive the water in the drainage pipe 8, wherein the grading component is provided in the drainage channel 11 (the water finally flows into the drainage channel 11 through the grading component). By adopting the technical scheme, the water in the drain pipe 8 is treated in a centralized way, and the water is prevented from flowing everywhere.
In another technical scheme, a light-transmitting shed is covered outside the culture pond body 4. By adopting the technical scheme, the light-transmitting shed can ensure illumination, prevent birds and enemy organisms and improve the survival rate of crayfish seedlings.
In another technical scheme, the top of the collecting basket 15 is a smooth plate 16, the horizontal section of the smooth plate 16 is rectangular, the bottom of the collecting basket is a bar net 17 connected with the lower end of the smooth plate 16, and the smooth plate 16 corresponds to a plurality of fixing holes;
the frame body 10 is a rectangular frame-shaped structure, a plurality of hanging ropes 13 are correspondingly arranged on each corner in four corners of the top of the frame body 10, the lengths of the hanging ropes 13 on each corner are different, a hook 19 is arranged at the tail end of each hanging rope 13 to fix the collecting basket 15 through connection of the hook 19 and the fixing hole, and the tail end of the drain pipe 8 is located. By adopting the technical scheme, the detachable connection of the collecting basket 15 and the frame body 10 is realized, so that the crayfish fries in the collecting basket 15 can be transferred conveniently.
In another technical scheme, the frame body 10 is a rectangular parallelepiped structure with an open top end (i.e., four side walls are plate bodies), each of the two opposite side walls of the frame body 10 is provided with a plurality of strip-shaped seedling outlets 39 at intervals from top to bottom (each of the two side walls is provided with a plurality of seedling outlets 39), the seedling outlets 39 are horizontally arranged, the seedling outlets 39 on the two side walls are in one-to-one correspondence (i.e., the same height position of the two side walls is provided with one seedling outlet 39), and the seedling outlet 39 is provided with a shielding cover which can be opened and closed;
the collecting basket 15 is of a planar structure, each collecting basket 15 comprises two separating nets 31, the two separating nets 31 correspond to two corresponding emergence openings 39 respectively, the separating nets 31 are hinged to corresponding discharge openings, adjusting plates 32 are hinged to free ends of the separating nets 31 (ends of the separating nets 31 far away from the emergence openings 39) along the length direction of the free ends, and the lengths of the adjusting plates 32 are consistent with those of the free ends of the separating nets 31 (the adjusting plates 32 are arranged along the length direction of the emergence openings 39);
wherein, the horizontal card in bottom of framework 10 is equipped with division board 37 in order to incite somebody to action framework 10 divide into classification portion 35 and drive division 36, separation net 31 is located in classification portion 35, flexible motor 38 has set firmly in drive division 36, be connected with bracing piece 48 on the output shaft of flexible motor 38, bracing piece 48 seals to slide and passes division board 37 and stretch into in the classification portion 35, the end-to-end connection of bracing piece 48 has fixed subassembly, fixed subassembly includes a plurality of fixed plates 33 that interval set up from top to bottom, fixed plate 33 follows the length direction setting of regulating plate 32, just the length of fixed plate 33 with the length of regulating plate 32 is unanimous, and two arbitrary adjacent fixed plates 33 pass through branch 34 and connect, and a plurality of fixed plates 33 set up with a plurality of collection baskets 15 one-to-one, and the tip of two regulating plates 32 is articulated rather than corresponding fixed plate 33 respectively in the same collection basket 15, when the output shaft of the telescopic motor 38 contracts to the shortest, the separation net 31 is in a horizontal state, the adjusting plate 32 is in a vertical state, when the output shaft of the telescopic motor 38 extends to the longest, the separation net 31 is in an inclined state to discharge crayfish seedlings, the adjusting plate 32 and the separation net 31 are on the same plane, in this technical scheme, the telescopic motor 38 intermittently contracts so as to discharge crayfish or crayfish seedlings on the separation net 31 through the emergence port 39, the drain pipe 8 intermittently drains water, a plurality of water outlets are arranged on two opposite side walls of the frame body 10 without the emergence port 39 at intervals so as to timely discharge water in the frame body 10, the aperture of the water outlets is set according to actual use conditions (for example, the aperture of the water outlets is smaller than the size of the minimum crayfish seedlings under normal conditions), the meshes of the separation nets 31 are sequentially reduced from top to bottom, and in the using process, after the drain pipe 8 drains water for a certain time, the telescopic motor 38 is started, the output shaft of the telescopic motor 38 is extended to the longest, at the moment, the baffle plate 4940 is in an opening state, the separation nets 31 are in an inclined state, the adjusting plate 32 and the corresponding separation nets 31 are located on the same plane, after the discharging of the crayfish or crayfish seeds is finished, the output shaft of the telescopic motor 38 is contracted to the shortest, at the moment, the baffle plate 4940 is in a sealing state, the separation nets 31 are in a horizontal state, the adjusting plate 32 is in a vertical state, water continues to be discharged in the frame body 10, and the crayfish seeds are subjected to grading treatment in a sequential circulating mode. By adopting the technical scheme, the crayfish separation net can avoid the crayfish or crayfish fries from accumulating on the separation net 31 to influence the separation of the crayfish while the crayfish is classified, can effectively improve the separation effect and can discharge the crayfish or crayfish fries from the seedling outlet 39 in time; set up flexible motor 38, realize the drive separation net 31 becomes the tilt state or becomes the horizontal state by the tilt state so that collect the crayfish seedling, regulating plate 32, fixed plate 33 are used for the drive separation net 31 rotates, still can avoid falling to next layer separation crayfish or crayfish seedling at the separation plate in-process that becomes the tilt state by the level simultaneously, effectively improve separation efficiency.
The technical scheme can also comprise the following technical details so as to better realize the technical effects:
the end of the separation net 31 passes through the corresponding emergence opening 39, the lower surface of the separation net 31 is hinged to the lower end of the emergence opening 39, two fixing rods 41 (each emergence opening 39 is corresponding to one fixing rod 41) are arranged above each emergence opening 39 at intervals along the length direction of the emergence opening, the fixing rods 41 are perpendicular to the emergence openings 39, fixed pulleys 43 are arranged on the fixing rods 41, steel wire ropes 42 are arranged on the shielding covers, the tail ends of the steel wire ropes 42 pass through the fixed pulleys 43 and are connected with the tail ends of the separation net 31, the size of the separation net 31 and the emergence openings 39 adopt the prior art, and the separation net 31 can pass through the emergence openings 39 and crayfish or crayfish seedlings cannot leak down from the separation net 31 and the inner side wall of the frame 10;
breed in the pond body 4 two lateral walls at the mouth of emergence 39 place all correspond and are equipped with secondary separation case 45, secondary separation case 45 is rather than the terminal rigid coupling of the dead lever 41 that corresponds (the dead lever 41 that corresponds promptly with the separation case is located a plurality of dead lever 41 with one side) with fixed secondary separation case 45, the interval is equipped with a plurality of filter screens 46 from top to bottom in the secondary separation case 45, the number of filter screen 46 with the number of the mouth of emergence 39 is unanimous, and every mouth of emergence 39 all corresponds a filter screen 46, and the filter screen 46 that every mouth of emergence 39 corresponds is unanimous with the mesh of separation net 31, the interval is equipped with a plurality of liquid outlets on the lateral wall of separation case, secondary separation case 45 orientation the interval is equipped with a plurality of seedling inlets 47 from top to bottom on the lateral wall of the mouth of emergence 39, and a plurality of mouth of emergence 39 one-to-one set up in order to accept by the crayfish seed seedling that the mouth of emergence 39 discharges, a plurality of fry cleaning openings are formed in the side wall of the secondary separating box 45 (the fry cleaning openings correspond to the fry cleaning openings one by one) so that crayfish fries on the filter screen 46 can be taken out in time;
the part that the separation net 31 is located in the framework 10 is equipped with two baffles 49, baffle 49 is followed the extending direction setting of separation net 31, baffle 49 with separation net 31 is perpendicular and two baffles 49 parallel arrangement, all be equipped with the slider on the surface that two baffles 49 deviate from, the inside wall of framework 10 corresponds and is equipped with two arc spout, two spouts and two slider one-to-one corresponding sliding connection, when separation net 31 is in the horizontality, baffle 49 on separation net 31 wherein one end is located emergence mouth 39 department, and the other end is located in the framework 10, in the use, when flexible motor 38 drive the in-process that separation net 31 becomes vertical state by the horizontality, separation net 31 is located the tip downstream outside the framework 10 (simultaneously baffle 49 also can drive baffle 4940 opens), wire rope 42 moves down, the wire rope 42 drives the baffle 4940 to be opened, crayfish or crayfish fries are moved out from the emergence port 39, then enter the secondary separation tank 45 to be separated again, finally are taken out from the fry clearing port, after the discharge is finished, the separation net 31 is changed from an inclined state to a horizontal state, and the emergence port 39 is sealed under the action of the self gravity of the baffle 4940. By adopting the technical scheme, the separation net 31 is arranged outside the frame body 10, the steel wire rope 42 and the fixed pulley 43 are arranged, so that the same telescopic cylinder drives the separation net 31 to move and simultaneously drives the baffle 4940 to open and close, the situation that the baffle 4940 is manually controlled to open and close or other automatic equipment is additionally arranged to control the opening and closing of the baffle 4940 is avoided, the crayfish or crayfish seeds can be separated again by the secondary separation box 45, and the separation accuracy is effectively improved.
In another technical solution, the horizontal section of the frame body 10 is square. With this technical solution, it is convenient for the separation net 31 to rotate.
The number of apparatuses and the scale of the process described herein are intended to simplify the description of the present invention. The application, modification and variation of the crayfish offspring seed stage culture system of the present invention will be obvious to those skilled in the art.
While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (10)
1. Crayfish seed stage culture system which characterized in that includes:
the bottom of the culture pond body is provided with a water outlet, the water outlet is communicated with a water discharge pipe, the tail end of the water discharge pipe is communicated with a grading component, the grading component comprises a frame body and a plurality of meshed collecting baskets arranged in the frame body at intervals from top to bottom, meshes of the collecting baskets are sequentially reduced from top to bottom, and the water outlet is provided with a cover body capable of being opened and closed.
2. The crayfish offspring stage culture system of claim 1, wherein the cover body is a net structure, and the end of the drain pipe is provided with a valve.
3. The crayfish offspring seed grading culture system of claim 1, wherein the culture pond body is a cylindrical structure, and the bottom end of the culture pond body is a round platform-shaped structure with a large top and a small bottom.
4. The crayfish seed grading culture system of claim 1, wherein an oxygen inlet pipe is arranged in the culture pond body, the tail end of the oxygen inlet pipe is communicated with an annular oxygen aeration pipe, and the aeration pipe is arranged at the lower part of the side wall of the culture pond.
5. The crayfish seed stage culture system of claim 1, wherein a plurality of net sheets are arranged in the culture pond body at intervals from top to bottom, a plurality of feeding holes are formed in the net sheets, projections of the feeding holes in any two net sheets on a horizontal plane do not coincide, a hole with the diameter of 100cm is formed in the middle of each net sheet, and the diameter of each feeding hole is 30 cm.
6. The crayfish offspring seed grading culture system of claim 1, wherein a drainage channel is arranged outside the culture pond body, the top end of the drainage channel is lower than the tail end of the drainage pipe, and the grading component is arranged in the drainage channel.
7. The crayfish offspring seed stage culture system of claim 1, wherein the cultivation pond body is covered with a light-transmitting shed.
8. The crayfish seed stage culture system of claim 1, wherein the top of the collection basket is a smooth plate, the horizontal cross section of the smooth plate is rectangular, the bottom of the collection basket is a net connected with the lower end of the smooth plate, and the smooth plate is provided with a plurality of corresponding fixing holes;
the frame body is a rectangular frame-shaped structure, a plurality of hanging ropes are correspondingly arranged on each corner in four corners of the top of the frame body, the lengths of the hanging ropes on each corner are different, and a hook is arranged at the tail end of each hanging rope to be connected with the fixing hole through the hook to fix the collecting basket.
9. The crayfish seed stage culture system of claim 1, wherein the frame body is a cuboid structure with an open top end, a plurality of strip-shaped emergence openings are arranged on each of one opposite side walls of the frame body at intervals from top to bottom, the emergence openings are horizontally arranged, the emergence openings on the two side walls correspond to one another, and an openable shielding cover is arranged at the emergence openings;
the collecting baskets are of a planar structure, each collecting basket comprises two separating nets, the two separating nets respectively correspond to two corresponding seedling emergence ports, the separating nets are hinged with corresponding discharge ports, the free ends of the separating nets are hinged with adjusting plates along the length direction of the free ends of the separating nets, and the length of the adjusting plates is consistent with that of the free ends of the separating nets;
wherein, the bottom horizontal card of framework is equipped with the division board in order to divide into classification portion and drive division with the framework, the separation net is located in the classification portion, flexible motor has set firmly in the drive division, be connected with the bracing piece on the output shaft of flexible motor, the bracing piece slides in sealed the division board and stretches into in the classification portion, the end-to-end connection of bracing piece has fixed subassembly, fixed subassembly includes the fixed plate that a plurality of upper and lower intervals set up, the fixed plate sets up along the length direction of regulating plate, and the length of fixed plate is unanimous with the length of regulating plate, and arbitrary two adjacent fixed plates pass through branch and connect, and a plurality of fixed plates and a plurality of collection baskets set up one-to-one, and the tip of two regulating plates in same collection basket is articulated rather than corresponding fixed plate respectively, works as the output shaft shrink of flexible motor is to, the separation net is in the horizontality, the regulating plate is in vertical state, works as the output shaft of flexible motor extends to the longest, the separation net is in the tilt state in order to discharge the crayfish seedling, the regulating plate with the separation net is on the coplanar.
10. The crayfish offspring seed stage culture system of claim 1 wherein the horizontal cross section of the frame body is square.
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