CN114190303B

CN114190303B - Fry breeding method with high survival rate

Info

Publication number: CN114190303B
Application number: CN202111497992.XA
Authority: CN
Inventors: 谢云灿
Original assignee: Chongqing Dazu Suiyuan Planting And Breeding Stock Cooperative
Current assignee: Chongqing Dazu Suiyuan Planting And Breeding Stock Cooperative
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2023-03-24
Anticipated expiration: 2041-12-09
Also published as: CN114190303A

Abstract

The invention belongs to the technical field of aquatic product propagation, and particularly discloses a fry breeding method with high survival rate, which comprises the following steps: the method comprises the following steps: building a spawning pond outdoors; step two: taking female carps which have been pregnant and have no trauma on body surfaces and are normally eaten; thirdly, laying a protective film with a rough surface at the bottom of the spawning pond; step four: disinfecting the spawning pond, and then putting water into the spawning pond; step five: putting the selected female carps into the established spawning pond; step six: bundling the fish grass into a circle, and placing the circle inside a spawning pond; step seven: an electric water heat pipe is arranged inside the spawning pond, and the temperature of the electric water heat pipe is controlled to be 20-25 ℃ so as to promote female carps to spawn; step eight: feeding feed into the spawning pond, wherein the weight of the feed fed every time is 100-120g, and feeding the feed four times per day; step nine: and (3) putting the fish grass with the roes on a tree trunk, spraying water once every 3 hours for 3 days, wherein the spraying water is required to be sprayed thoroughly and uniformly, preventing the roes from drying and dehydrating, and waiting for hatching. The early breeding rate of the carps is high.

Description

Fry breeding method with high survival rate

Technical Field

The invention relates to the technical field of aquaculture, in particular to a fry breeding method with high survival rate.

Background

The natural breeding of fish means that after beginning spring every year, the temperature rises, female fish can lay eggs, and new fish fries are bred and incubated by incubating fish eggs. Fishery breeding enterprises mostly depend on a natural breeding mode to incubate new fish fries. The fry bred by the natural breeding mode mostly has little difference in the time for each enterprise to appear on the market. Many other enterprises need a large amount of fries in the early days, so that the earlier fries are sold, the better the market is, and the higher the fry price is.

The Chinese patent with publication number CN109349173A discloses a culture method for improving survival rate of grouper fingerlings, which comprises indoor seedling culture and outdoor seedling culture, wherein the indoor seedling culture specifically comprises the steps of hatching grouper oosperms in an indoor seedling culture pond and culturing for 3 days to obtain seedlings, and the outdoor seedling culture specifically comprises the following steps: s1, injecting water into an outdoor seedling raising pool with a shade shed arranged upwards until the depth of the water is 7.5-8 cm, adding a sterilizing solution with the volume 0.005 times that of the water into the outdoor seedling raising pool, and transferring the seedlings into the outdoor seedling raising pool to be cultured for 3 days; s2, injecting water into the outdoor seedling raising pond until the depth of the water is 1.5m, and culturing for 10 days; and S3, removing a sunshade on the outdoor seedling raising pond, and continuously culturing for 5 days to obtain seedlings.

However, the above scheme is not practical for carps, and in the breeding habit of carps, the abdomen of the carps needs to be massaged when the carps propagate early, and meanwhile, the temperature suitable for breeding the carps needs to be ensured, so that a fry breeding method with high survival rate needs to be provided to be suitable for the early breeding of the carps.

Disclosure of Invention

The scheme aims to provide a fry breeding method with high survival rate to be suitable for early breeding of carps.

In order to achieve the purpose, the scheme provides a fry breeding method with high survival rate, which comprises the following steps: the device comprises a fish fry collecting device, a fish fry collecting device and a control system, wherein a spawning pond is used, the bottom wall of the spawning pond is inclined, a water outlet is formed in the bottom of the spawning pond, a garbage can for collecting fish fry excrement is arranged below the spawning pond, and the garbage can is communicated with the water outlet; the egg laying pond is provided with a sliding block in sliding connection, the egg laying pond is provided with a sliding rod, the sliding rod penetrates through the whole sliding block and is fixedly connected with the sliding block, one end of the sliding rod is provided with canvas, the other end of the sliding rod extends into the egg laying pond, the lower end of the sliding rod is provided with bristles, and the bristles contact the bottom wall of the egg laying pond; a filter screen is arranged at the communication part of the dustbin and the water outlet; the spawning pond is provided with a first air cylinder, a first piston in sliding connection is arranged in the first air cylinder, the first piston divides the interior of the first air cylinder into a first cavity and a second cavity from left to right, a first spring is arranged between the first piston and the first cavity, one end of a first push rod which is fixedly connected is arranged on the right side of the first piston, the other end of the first push rod is fixedly connected with a slide rod, the slide rod is provided with a plurality of air holes, the air holes are immersed in water, the first cavity and the second cavity are both communicated with the slide rod, and one-way valves are arranged at the communication positions of the first cavity and the slide rod and the communication positions of the second cavity and the slide rod; the first cavity and the second cavity are communicated with the outside, and one-way valves are arranged at the communicated positions.

When wind acts on the canvas, the canvas is blown by wind to move, and due to the setting of the sliding block, the sliding block and the sliding rod can slide on the sliding rail, so that the brush on the sliding rod moves the excrement on the bottom wall. The mutual cooperation of slide bar, slider, canvas and brush hair makes the excrement and urine of automatic clean spawning pond bottom under windy condition, guarantees the clean condition of fry. Because the diapire slope sets up, rubbish such as excrement and urine after cleaning falls into the dustbin through delivery port and blanking pipe, conveniently distinguishes excrement and urine and fry.

The filter screen can be used for water, excrement and the like, and the fry is prevented from passing through the filter screen.

When wind blows to the canvas, the canvas moves rightwards, the sliding rod moves rightwards, the first push rod and the first piston move leftwards, the first spring is stretched, gas in the second cavity is exhausted through the air hole, and the first cavity is supplemented with air through the outside. On the contrary, when wind blows to the canvas, the canvas moves leftwards, the sliding rod moves leftwards, the first push rod and the first piston move leftwards, the first spring is compressed, the gas in the first cavity is exhausted through the air hole, and the second cavity is supplemented with air through the outside.

Mutually supporting of first cavity, second cavity, first push rod, second push rod, slide bar, canvas, first spring and first piston makes under windy condition, and is automatic to be discharged through the gas pocket for the slide bar is at clearance faecal in-process, and gaseous dispersion fry, and then accidental injury fry when preventing the slide bar and removing. Meanwhile, the first air cylinder is set to play a certain limiting role on the slide bar, the slide bar cannot directly move to the edge of the side wall of the spawning pond, and the fish fries are prevented from being clamped by the slide bar.

The one-way valve is arranged at the communication position of the first cavity and the sliding rod, and ensures that the gas in the first cavity can only be discharged through the air hole and cannot be sucked through the air hole. On the one hand, avoid the reverse fry to pass through the gas pocket and inhale to first cavity inside, on the other hand guarantees that first cylinder is inside can not inhale the water in spawning pond from the gas pocket. Similarly, a one-way valve is arranged at the communication position of the second cavity and the slide rod, and the one-way valve ensures that the gas in the second cavity can only be discharged through the air hole and can not be sucked through the air hole. In order to supplement the gas in the first cavity and the second cavity, the first cavity is communicated with the outside, a one-way valve is arranged at the communication position, the one-way valve ensures that the first cavity can only absorb the gas through the outside and can not exhaust the gas through the outside, the second cavity is also communicated with the outside, a one-way valve is arranged at the communication position, and the one-way valve ensures that the second cavity can only absorb the gas through the outside and can not exhaust the gas through the outside.

Further, the inside floater that is equipped with of spawning pond, the floater right side is equipped with and is used for restricting the fender net that removes about the floater, it is "L" type to keep off the net, be equipped with the red bulb on the spawning pond, spawning pond left side wall is equipped with and is used for controlling the first contact switch that the red bulb was opened, the floater corresponds the setting with first contact switch.

When the water level reduced, the spheroid can touch first contact switch, and the red light bulb lights, reminds personnel's water level to hang down excessively. The mutual cooperation of the floating ball and the first contact switch can remind people to automatically replenish water when the water level of the spawning pond is too low. The setting up of fender net guarantees on the one hand that the floater does not receive the carp striking influence, and on the other hand guarantees that rivers pass through, and on the other hand keeps off the net and can also restrict the floater and remove. The red bulb is obvious, and the staff can quickly notice that the water level is too low.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.

Fig. 2 is a schematic structural diagram of a canopy body in embodiment 1 of the present invention.

Fig. 3 is a schematic structural diagram of embodiment 2 of the present invention.

Fig. 4 is a schematic structural diagram of embodiment 3 of the present invention.

Fig. 5 is a schematic structural diagram of embodiment 4 of the present invention.

Fig. 6 is a schematic structural diagram of embodiment 5 of the present invention.

Detailed Description

The following is further detailed by the specific embodiments:

the reference numbers in the drawings of the specification include: the house comprises a house body 1, a blind window 2, a spawning pond 3, a protective film 4, a sliding rail 5, a sliding block 6, a sliding rod 7, canvas 8, bristles 9, a dustbin 10, a blanking pipe 11, a filter screen 12, a valve 13, an air hole 14, a first air cylinder 15, a first piston 16, a first spring 17, a first push rod 18, a second push rod 19, a second air cylinder 20, a second piston 21, a second spring 22, a floating ball 23, a blocking net 24, a contact switch 25, a red light bulb 26, an air box 27, a sliding piston 28, a spring 29, a fourth pressure switch 30, a fifth pressure switch 31, a water inlet pipe 32 and a water outlet pipe 33.

Example 1

As shown in attached

drawings

1 and 2, the fry breeding method with high survival rate is characterized in that a protective film 4 is arranged at the bottom of a spawning pond 3, the surface of the protective film 4 is rough, and when a fish swims, the protective film 4 massages the abdomen of the fish. The kind of the protective film 4 is a PE film or a canvas 8.

The bottom of spawning pond 3 is equipped with electric water heat pipe, and electric water heat pipe inside is equipped with mobile hot water, through the temperature of adjusting electric water heat pipe to guarantee spawning pond 3's inside temperature, and then promote the carp and breed, in order to guarantee that the carp is bred early, the temperature control of electric water heat pipe is at 20-25 ℃. The electric water heat pipe is arranged below the protective film 4.

The protective film 4 is rough in surface, massages the abdomen of the carp, meanwhile, holes are prevented from being punched in the carp, the carp is promoted to be shone on the back and bred, the temperature environment of the carp breeding is controlled by adjusting the temperature of the electric heating water pipe, the abdomen of the carp is massaged through the arrangement of the protective film 4, and the carp breeding is assisted.

In the specific operation: when the carp moves about in spawning pond 3 bottoms, the belly of carp is massaged on 4 surfaces of protective film, and the inside hot water that flows that is equipped with of electric water heat pipe to guarantee spawning pond 3's inside temperature, and then promote the carp and breed.

In order to guarantee that spawning pond 3 does not receive external environment to change and brings violent influence, be equipped with the canopy body 1 on spawning pond 3, the canopy body 1 is built for ordinary printing opacity membrane and shelf and forms, can keep out the wind and keep out the rain, guarantees that 3 inside reproduction in spawning pond is not influenced, is equipped with the shutter 2 that is used for the ventilation on the canopy body 1, and shutter 2 can be artificially opened or close 1 inside temperature of control canopy body, simultaneously in order to realize air cycle.

Example 2

Basically, as shown in the attached drawing 3, different from embodiment 1, the bottom wall of the spawning pond 3 is inclined towards the middle, the bottom of the spawning pond 3 is provided with a water outlet, and the water outlet is arranged in the middle of the bottom wall of the spawning pond 3, that is, the water outlet is the lowest part of the bottom wall. Be equipped with under the spawning pond 3 and be used for collecting the faecal dustbin 10 of fry, dustbin 10 passes through blanking pipe 11 intercommunication with the delivery port, and blanking pipe 11 department is equipped with filter screen 12, and water and excrement and urine etc. can be crossed to filter screen 12, simultaneously, have prevented passing of fry. In order to clean the garbage on the filter screen 12, the filter screen 12 is detachably mounted inside the blanking pipe 11, that is, two sides of the filter screen 12 can be stuck (without pollution to water quality and fish fry) on the side wall of the blanking pipe 11. Convenient to disassemble and clean the garbage on the filter screen 12.

The spawning pond 3 is provided with a slide rail 5. Slide rail 5 is established in the top of spawning pond 3, is equipped with sliding connection's slider 6 on the slide rail 5, slide bar 7 and slider 6 fixed connection, specifically, slide bar 7 runs through whole slider 6, and slider 6 can slide on slide rail 5. Slide bar 7's one end (upper end) is equipped with canvas 8, during other end (lower extreme) explored into spawning pond 3, and slide bar 7's lower extreme is equipped with brush hair 9, slide bar 7's lower extreme lateral wall also is equipped with brush hair 9, and the brush hair 9 contact spawning pond 3's diapire of slide bar 7 bottom, when wind acts on canvas 8, canvas 8 receives the wind-force to blast the removal, owing to there is the settlement of slider 6, make slider 6, slide bar 7 can slide on slide rail 5, make the brush hair 9 on the slide bar 7 brush the excrement and urine on the diapire. The mutual matching of the sliding rod 7, the sliding block 6, the canvas 8 and the brush hairs 9 ensures that the excrement at the bottom of the spawning pond 3 is automatically cleaned under the windy condition, and the clean condition of the fry is ensured. Because the diapire slope sets up, rubbish such as excrement and urine after cleaning falls into dustbin 10 through delivery port and blanking pipe 11, conveniently distinguishes excrement and urine and fry. In order to ensure that the sliding rod 7 cannot float in water, the sliding rod 7 can be made of a rigid material with heavier texture, and meanwhile, a spring 29 is arranged between the sliding rod 7 and the side wall of the spawning pond 3 to ensure that the sliding rod 7 cannot float in water, so that garbage such as excrement and the like can be cleaned. In order to ensure that the canvas 8 can be influenced by wind, the canvas 8 and the shutter 2 of the shed body 1 can be correspondingly arranged, so that the canvas 8 can be blown when the shutter 2 is ventilated. In order to ensure that the electric water heat pipe does not intersect with the water outlet, the electric water heat pipe can be arranged on two inner side walls of the spawning pond 3.

The valve 13 for controlling the opening or closing of the blanking pipe 11 is arranged on the blanking pipe 11, the valve 13 is closed, the blanking pipe 11 is not communicated with the garbage can 10, the garbage can 10 is detached, garbage in the garbage can 10 is cleaned, and secondary recycling is facilitated.

Example 3

Basically as shown in fig. 4, different from embodiment 2, a first air cylinder 15 is provided on the spawning pond 3, a left side wall of the first air cylinder 15 is fixed on a left side wall of the spawning pond 3, the first air cylinder 15 is provided at a left upper corner of the spawning pond 3 and is submerged by water, a first piston 16 slidably connected is provided inside the first air cylinder 15, the first piston 16 divides the inside of the first air cylinder 15 into a first cavity and a second cavity from left to right, a first spring 17 is provided between the first piston 16 and the first cavity side wall, one end of a first push rod 18 fixedly connected is provided at a right side of the first piston 16, the other end of the first push rod 18 is fixedly connected with the slide rod 7, the first push rod 18 penetrates through the whole first air cylinder 15, a plurality of air holes 14 are provided on the slide rod 7, the air holes 14 are submerged in water, the first cavity is communicated with the slide rod 7, when the first piston 16 moves to the left, air inside the first cavity is squeezed, the air inside of the first cavity is discharged through the air holes 14 on the slide rod 7, thereby dispersing fish fry near the fish fry, when the first piston 16 moves to the first piston, the second piston is not discharged through the air holes, the air hole 13, the air hole is not communicated with the air hole 13, the fish fry cannot be discharged through the air hole 13, and the fish fry cannot be discharged through the air hole 13. On the one hand, avoid the reverse fry to inhale to first cavity inside through gas pocket 14, on the other hand guarantees that the inside water that can not inhale spawning pond 3 from gas pocket 14 of first cylinder 15. Similarly, a one-way valve 13 is arranged at the communication position of the second cavity and the sliding rod 7, and the one-way valve 13 ensures that the gas in the second cavity can only be discharged through the air hole 14 and can not be sucked through the air hole 14. In order to supplement the gas in the first cavity and the second cavity, the first cavity is communicated with the outside, a one-way valve 13 is arranged at the communication position, the one-way valve 13 ensures that the first cavity can only absorb the gas through the outside and can not exhaust the gas through the outside, the second cavity is also communicated with the outside, the one-way valve 13 is arranged at the communication position, and the one-way valve 13 ensures that the second cavity can only absorb the gas through the outside and can not exhaust the gas through the outside. Meanwhile, the first and

second cylinders

15 and 20 may inhale air to increase the oxygen content inside the spawning pond 3.

In order to ensure that the fry cannot be sucked into the first cavity and the second cavity, a filter screen 12 is arranged at the communication part of the first cavity and the slide bar 7, and a filter screen 12 is also arranged at the communication part of the second cavity and the slide bar 7, so that the fry is prevented from climbing into the first cavity and the second cavity through the communication part. The pore size of the sieve 12 can be selected according to the actual conditions of the fry.

Similarly, the second cylinder 20 is arranged on the spawning pond 3, the right side wall of the second cylinder 20 is fixed on the right side wall of the spawning pond 3, the second cylinder 20 is arranged at the right upper corner of the spawning pond 3 and is submerged by water, the second piston 21 of sliding connection is arranged inside the second cylinder 20, the second piston 21 divides the inside of the second cylinder 20 into a third cavity and a fourth cavity from left to right, a second spring 22 is arranged between the second piston 21 and the side wall of the fourth cavity, the left side of the second piston 21 is provided with one end of a second push rod 19 of fixed connection, the other end of the second push rod 19 is fixedly connected with the slide rod 7, the second push rod 19 penetrates through the whole second cylinder 20, the slide rod 7 is provided with a plurality of air holes 14, and the air holes 14 are submerged in water. The third cavity and the fourth cavity are both communicated with the sliding rod 7, and a one-way valve 13 is arranged at the communication position of the third cavity and the sliding rod 7 so as to ensure that air in the third cavity can only be discharged through an air hole 14 in the sliding rod 7 and can not be sucked through the air hole 14 in the sliding rod 7. A one-way valve 13 is arranged at the communication position of the fourth cavity and the sliding rod 7 so as to ensure that the gas in the fourth cavity can only be discharged through the air hole 14 on the sliding rod 7 and can not be sucked through the air hole 14 on the sliding rod 7. Such an arrangement ensures that the fry is not sucked into the third and fourth cavities.

In use, when wind blows to the canvas 8, the canvas 8 moves rightwards, the sliding rod 7 moves rightwards, the second push rod 19 and the second piston 21 also move rightwards, the second spring 22 is compressed, gas in the fourth cavity is discharged through the air hole 14, gas in the third cavity is supplemented by external absorption air, meanwhile, the first push rod 18 and the first piston 16 move leftwards, the first spring 17 is stretched, gas in the second cavity is discharged through the air hole 14, and the first cavity is supplemented by external air. On the contrary, when wind blows to the canvas 8, the canvas 8 moves leftwards, the sliding rod 7 moves leftwards, the second push rod 19 and the second piston 21 also move leftwards, the second spring 22 is stretched, so that the air in the third cavity is discharged through the air hole 14, the air in the fourth cavity is supplemented by the air absorbed by the outside, meanwhile, the first push rod 18 and the first piston 16 move leftwards, the first spring 17 is compressed, the air in the first cavity is discharged through the air hole 14, and the air is supplemented by the outside in the second cavity.

The first cavity, the second cavity, the third cavity, the fourth cavity, the first push rod 18, the second push rod 19, the slide bar 7, the canvas 8, the first spring 17, the second spring 22, the first piston 16 and the second piston 21 are mutually matched to enable the slide bar 7 to automatically exhaust through the air hole 14 under the windy condition, so that the slide bar 7 is used for clearing the feces, air is used for dispersing the fry, and the fry is prevented from being accidentally injured when the slide bar 7 moves. Meanwhile, the first air cylinder 15 and the second air cylinder 20 are set to have a certain limiting effect on the slide rod 7, the slide rod 7 cannot directly move to the side of the side wall of the spawning pond 3, and therefore the fish fries are prevented from being clamped by the slide rod 7. Furthermore, the position of the sliding rod 7 is limited by the setting of the first push rod 18 and the second push rod 19, so that the sliding rod 7 is not easy to float in water, and the bottom wall of the spawning pond 3 can be effectively cleaned. In order to ensure that the first push rod 18 and the second push rod 19 do not easily float, the slide rail 5 can be placed below the first push rod 18 and the second push rod 19.

Example 4

Basically as shown in the attached drawing 5, different from embodiment 3, the inside floater 23 that is equipped with of spawning pond 3, floater 23 right side is equipped with and is used for restricting the fender net 24 that moves about floater 23, keep off net 24 and be "L" type, be equipped with red bulb 26 on spawning pond 3, spawning pond 3 left side wall is equipped with the first contact switch 25 that is used for controlling red bulb 26 to open, first contact switch 25 establishes the lower position in spawning pond 3 left side, floater 23 corresponds the setting with first contact switch 25, when the water level reduces promptly, the spheroid can touch first contact switch 25, red bulb 26 lights, remind personnel's water level to hang down excessively. The mutual cooperation of the floating ball 23 and the first contact switch 25 can remind people to automatically replenish water when the water level of the spawning pond 3 is too low. The setting of fender net 24 guarantees on the one hand that floater 23 does not receive the carp striking influence, and on the other hand guarantees that rivers pass through, and on the other hand, fender net 24 can also restrict floater 23 and remove about. The red light bulb 26 is relatively conspicuous and the worker can quickly notice that the water level is too low. First contact switch 25 is established in spawning pond 3 lower position to when guaranteeing that spawning pond 3 water level is lower, can remind the staff to carry out the moisturizing. The blocking net 24 is arranged under the first cylinder 15, and the shape of the blocking net 24 is set to ensure that the floating ball 23 does not float to the first cylinder 15 and takes its own role.

Example 5

As shown in attached figure 6, the right side wall of the spawning pond 3 is provided with a fixedly connected air tank 27, and a working medium is arranged in the air tank 27 and is liquid with the boiling point of 20-30 ℃. The inside sliding piston 28 that is equipped with sliding connection of gas tank 27, be equipped with spring 29 between the bottom of sliding piston 28 and gas tank 27, spawning pond 3 is inside to be equipped with outlet pipe 33 with it intercommunication, outlet pipe 33 is established at the left side wall of spawning pond 3, and be equipped with the first valve 13 that is used for controlling opening of outlet pipe 33 on the outlet pipe 33, outlet pipe 33 still is equipped with inlet tube 32 with it intercommunication, be equipped with the second valve 13 that is used for controlling inlet tube 32 to open on the inlet tube 32, be equipped with fourth pressure switch 30 and establish directly over sliding piston 28 on the gas tank 27, be equipped with fifth pressure switch 31 under sliding piston 28, can touch fourth pressure switch 30 when sliding piston 28 upward movement, can touch fifth pressure switch 31 when sliding piston 28 downward movement, first valve 13 electric connection on fourth pressure switch 30 and the outlet pipe 33. When daytime temperature rose, the working medium is heated the inflation for sliding piston 28 rebound, spring 29 is stretched, and sliding piston 28 touches fourth pressure switch 30, and first valve 13 is opened, and outlet pipe 33 drainage makes the inside water level of spawning pond 3 reduce, and when the water level was less than the position of outlet pipe 33 on spawning pond 3, the water no longer discharged, and the height of outlet pipe 33 was set for and is made the carp just can shine the back of the body. Conversely, when the temperature decreases at night, the working medium is not expanded any more, the sliding piston 28 moves downwards and does not contact the fourth pressure switch 30 any more, and the first valve 13 is closed. The sliding piston 28 touches the fifth pressure switch 31, the second valve 13 is opened, and water is filled into the spawning pond 3, and even if the water level is higher than the position of the water outlet pipe 33, the first valve 13 is closed, and water cannot be discharged through the water outlet pipe 33. Use with protective film 4, the collocation of insulating water heat pipe for the carp shines the back of the body, simultaneously, massage carp belly, make the carp be in the temperature that suits to breed, meanwhile, protective film 4 prevents that the carp from digging a hole in 3 bottoms in spawning pond, makes the carp can shine the back of the body. The cooperation of working medium, first valve 13, second valve 13 makes the automatic drainage of temperature rising during the daytime, lets the carp shine the back of the body, and automatic water feeding when the temperature reduces night does not shine the back of the body and guarantees the water level, avoids the low temperature at night and leads to the carp to be sick.

Example 6

Different from the embodiment 1, the utility model also comprises a feeder which is arranged on the water surface of the spawning pond 312 and used for feeding at fixed time. So that the feeder can feed the feed once every 3 hours. The feeder can swim around on the water surface and feed uniformly. The feeder comprises a hull, a bow and a stern.

Further comprising:

the driving unit is used for driving the feeder to move, the driving unit is a pneumatic fan arranged on the stern, and the number of the pneumatic fans is 1;

the timing unit is used for driving the ship body to move at fixed time, and is a timer arranged on the ship body and started every 3 hours;

the feeding unit is used for storing and feeding feed and starts to feed the feed after receiving a signal of starting the driving unit, and comprises a feeding bin (the feed is arranged inside) arranged on the ship body, a valve 13 for opening and closing the feeding bin and a packing auger for conveying the feed (a motor is used as a power source);

the collecting unit is used for presetting a left wall boundary (which can be used for carrying out related determination marking points according to actual conditions) at the bottom of the spawning pond 3 as a marking point after receiving a signal for starting the driving unit, and starting to collect the position data of each carp, and the collecting unit is a camera arranged at the stern;

the control unit is used for receiving the position data of each carp generated by the acquisition unit and judging whether the carp needing auxiliary feeding exists according to the position data and the mark points of each carp, the control unit is a controller (a processor and a controller, namely a PC (personal computer) chip and a singlechip, the information communication between the PC chip and the singlechip is realized by adding a communication chip, a certain controller can be selected, the actual requirement can be met, mainly the image processing is required, the main frequency of the STC series singlechip is not enough, the ARM (advanced RISC machine) can be used, the processor is required to process, then the relative coordinate is sent to the singlechip, and the controller regenerates a related control instruction to control the subsequent steering unit and driving unit);

if the position of each carp relative to the mark point is changed, no carp needing auxiliary feeding exists, a positive signal is generated, and the ship body continues to move;

if the position data of individual carps is unchanged relative to the mark points, carps needing auxiliary feeding exist, and negative signals are generated;

the steering unit is a steering engine arranged at the stern and can control the steering of the ship body, the carp position data of feeding is assisted as required after receiving a negative signal, the steering engine controls the ship body to steer, and the ship body moves to the position of a specific carp to assist feeding.

Specifically, for example, the timer drives the pneumatic fan to rotate for 3 hours, when the feeder feeds the feed in a moving mode, the camera of the acquisition unit presets the left wall boundary of the bottom of the spawning pond 3 as a mark point, each carp starts to be acquired, if the acquisition unit acquires that the position of the individual carp relative to the mark point is not moved all the time, the signal and the position of the carp (for example, the individual carp is at the lower left of the ship body) are transmitted to the control unit, the control unit receives the signal, the individual carp does not eat the feed along with the feeder all the time, the individual carp is judged to need auxiliary feeding, and the ship body is controlled by the steering engine to move obliquely downwards so that the feeder feeds the individual carp.

The feed is put in the positions of the individual carps in a locked mode to ensure that the individual carps can eat the feed, and by the aid of the cooperation, each carp can eat the feed independently aiming at carps which do not eat the feed actively. Meanwhile, the feeding device moves to ensure that the carp can eat and move at the same time, and the feeding device is in surface contact with the protective film 4 to ensure that the abdomen of the carp is massaged.

Further comprising:

the gravity collecting unit is used for collecting the feed allowance in the feeding bin and is a weight sensor arranged at the bottom of the feeding bin;

the control unit is also used for receiving the feed allowance in the feeding bin generated by the gravity acquisition unit, stopping feeding (namely, closing the valve 13 in preparation) according to the fact that the feed allowance in the feeding bin reaches a preset threshold (1 jin), and generating a closing instruction;

and the closing unit is used for closing the feeding bin to feed the feed, and the closing unit closes the valve 13 after receiving a closing instruction, so that the feeding bin does not feed the feed any more.

The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. An spawning pond, comprising:

the device comprises a fish fry collecting device, a fish fry collecting device and a control system, wherein a spawning pond is used, the bottom wall of the spawning pond is inclined, a water outlet is formed in the bottom of the spawning pond, a garbage can for collecting fish fry excrement is arranged below the spawning pond, and the garbage can is communicated with the water outlet; the egg laying pond is provided with a sliding block in sliding connection, the egg laying pond is provided with a sliding rod, the sliding rod penetrates through the whole sliding block and is fixedly connected with the sliding block, one end of the sliding rod is provided with canvas, the other end of the sliding rod extends into the egg laying pond, the lower end of the sliding rod is provided with bristles, and the bristles contact the bottom wall of the egg laying pond; a filter screen is arranged at the communication position of the dustbin and the water outlet; the spawning pond is provided with a first air cylinder, a first piston in sliding connection is arranged in the first air cylinder, the first piston divides the interior of the first air cylinder into a first cavity and a second cavity from left to right, a first spring is arranged between the first piston and the first cavity, one end of a first push rod which is fixedly connected is arranged on the right side of the first piston, the other end of the first push rod is fixedly connected with a slide rod, the slide rod is provided with a plurality of air holes, the air holes are immersed in water, the first cavity and the second cavity are both communicated with the slide rod, and one-way valves are arranged at the communication positions of the first cavity and the slide rod and the communication positions of the second cavity and the slide rod; the first cavity and the second cavity are communicated with the outside, and one-way valves are arranged at the communicated positions.

2. The spawning pond according to claim 1, wherein a floating ball is arranged inside the spawning pond, a blocking net for limiting the floating ball from moving left and right is arranged on the right side of the floating ball, the blocking net is L-shaped, a red bulb is arranged on the spawning pond, a first contact switch for controlling the red bulb to be turned on is arranged on the left side wall of the spawning pond, and the floating ball is arranged corresponding to the first contact switch.