CN115152692A - Automatic discharging device and method for shrimp shells of industrial prawn culture - Google Patents

Automatic discharging device and method for shrimp shells of industrial prawn culture Download PDF

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Publication number
CN115152692A
CN115152692A CN202210547864.XA CN202210547864A CN115152692A CN 115152692 A CN115152692 A CN 115152692A CN 202210547864 A CN202210547864 A CN 202210547864A CN 115152692 A CN115152692 A CN 115152692A
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CN
China
Prior art keywords
overflow
water
water outlet
sewage draining
sewage discharge
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Pending
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CN202210547864.XA
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Chinese (zh)
Inventor
陈华荣
刘鹰
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Hangzhou Qicheng Ecological Environment Engineering Co ltd
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Hangzhou Qicheng Ecological Environment Engineering Co ltd
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Application filed by Hangzhou Qicheng Ecological Environment Engineering Co ltd filed Critical Hangzhou Qicheng Ecological Environment Engineering Co ltd
Priority to CN202210547864.XA priority Critical patent/CN115152692A/en
Publication of CN115152692A publication Critical patent/CN115152692A/en
Pending legal-status Critical Current

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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
    • A01K63/10—Cleaning bottoms or walls of ponds or receptacles
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81—Aquaculture, e.g. of fish

Abstract

The application discloses automatic shrimp shell discharging device and method for industrial prawn culture, and belongs to the technical field of aquaculture. Automatic eduction gear of shrimp shell is bred in shrimp batch production includes blow off tank and overflow ware, the bottom of breeding the pond is located to the blow off tank, the overflow ware fits the blow off tank along first direction activity lid, the blow off tank has the blowdown chamber, the overflow ware has the chamber of holding, the overflow ware is equipped with out water portion and sieve portion, the delivery port of play water portion and the sieve mesh of sieve portion all with hold the chamber intercommunication, the blow off tank is equipped with outlet pipe and blow off pipe, blow off pipe and blowdown chamber intercommunication, the entrance point of play water portion and outlet pipe cup joints along first direction activity. When in a sewage discharge state, the overflow device is far away from the sewage discharge tank to form a sewage discharge opening communicated with the sewage discharge cavity; and when the overflow is in the overflow state, the overflow device is close to the sewage discharge tank to close the sewage discharge opening. The invention provides a waste collecting device and a waste discharging method capable of separating shrimp shells, dead shrimps, residual baits and excrement in time, which can effectively reduce the labor input.

Description

Automatic discharging device and method for shrimp shells of industrial prawn culture
Technical Field
The invention relates to the technical field of aquaculture, in particular to an automatic discharging device and a discharging method for prawn shells in industrial aquaculture.
Background
The growth of the shrimps is mainly completed by molting, and the shells grow a little after each molting, so the molting is an important mark for the growth, development, weight increment and propagation of the shrimps. During the cultivation of the shrimps, excrement, residual bait, dead shrimps and the shelled shrimp are deposited in water, and the substances are decomposed to deteriorate the environment of the cultivation water body, wherein the dead shrimps also have the risk of causing the spread of diseases. Therefore, the key problem of prawn culture is how to separate and discharge culture wastes containing shrimp shells, dead shrimps, residual feeds, excrement and the like in time and quickly. At present, in the current closed circulation water shrimp farming systems, most of shrimp farming ponds only have a drain line, will arrange to the return water pipeline through this drain line, but, a large amount of solids block up drain line easily, influence the steady operation of system when serious. More importantly, the existing culture system needs a large amount of labor investment, and the culture cost is greatly increased.
Disclosure of Invention
The invention provides a discharge device and a discharge method capable of separating breeding wastes such as shrimp shells, dead shrimps, residual baits, excrement and the like in time, aiming at the problems, and effectively reducing the labor input.
The technical scheme adopted by the invention is as follows: the invention provides an automatic discharging device for shrimp shells in industrial prawn culture, which comprises a sewage draining tank and an overflow device, wherein the sewage draining tank is arranged at the bottom of a culture pond, the overflow device is movably covered on the sewage draining tank along a first direction, the sewage draining tank is provided with a sewage draining cavity, the overflow device is provided with a containing cavity, the overflow device is provided with a water outlet part and a sieve part, a water outlet of the water outlet part and sieve holes of the sieve part are both communicated with the containing cavity, the sewage draining tank is provided with a water outlet pipe and a sewage draining pipe, the sewage draining pipe is communicated with the sewage draining cavity, and the water outlet part and the water outlet pipe are movably sleeved along the first direction.
When in a sewage discharge state, the overflow device is far away from the sewage discharge tank to form a sewage discharge opening communicated with the sewage discharge cavity. And when the overflow is in the overflow state, the overflow device is close to the sewage discharge tank to close the sewage discharge opening.
Wherein, the first direction is the direction vertical to the bottom of the culture pond.
The bottom of the culture pond is of a structure which gradually recesses towards the center of the bottom of the culture pond, and the blow-off box is arranged at the lowest position of the bottom of the culture pond, so that waste discharge of the culture pond is facilitated. The blowdown box is embedded in breeding the bottom of the pool, and the top of the blowdown box is aligned with the bottom of the pool in breeding the pool, and the top position of the blowdown box is located to the overflow cover. When the overflow device is in an overflow state, the overflow device is close to the sewage draining box, the sieve part covers the sewage draining box to close the sewage draining opening, namely, the sewage draining cavity is closed, and water flows into the sieve part through sieve pores on the side surface of the sieve part and is discharged through the water outlet part and the water outlet pipe. The size of the sieve pores is smaller than the breeding wastes such as the shrimp shells, so that the shrimp shells cannot pass through the sieve pores, and in the overflowing process, the breeding wastes such as the shrimp shells are carried by the flowing water to be continuously accumulated around the sewage draining box. After accumulating certain volume or certain time, lift up the overflow ware through controlling means such as pneumatic pump for the clearance of overflow ware and blowdown case is transferred greatly suddenly, and the blowdown opening is opened, and the breed wastes material of gathering gets into the blowdown intracavity along with rivers, then through the blow off pipe discharge can, so in cycles, can reach the effect of automatic discharge shrimp shell. Meanwhile, when the waste is discharged, the flow is suddenly increased, so that the sewage draining pipeline is dredged, and the problem of blockage of the sewage draining pipeline can be effectively solved. In addition, the movement of the overflow device and the sudden increase of water flow have certain cleaning effect on sieve pores on the side wall of the overflow device.
Optionally, the water outlet part is arranged at the bottom of the water overflow device, the inlet end of the water outlet pipe extends into the sewage draining box, the whole structure is compact, and the water overflow device and the water outlet part are ensured to move consistently relative to the sewage draining box and the water outlet pipe. The inlet end of the water outlet pipe is lower than the tank opening of the sewage draining tank, so that the water overflow device can completely cover the sewage draining opening of the sewage draining tank.
Optionally, the movable distance of the overflow device along the first direction is not greater than the maximum length of the water outlet part sleeved in the water outlet pipe, so that the water outlet part and the water outlet pipe are always in sliding fit and cannot be separated in the moving process of the overflow device, and the culture waste cannot be discharged through the water outlet pipe. When the maximum length of the water outlet pipe sleeved in the water outlet part is in an overflow state, the water outlet part extends into the water outlet pipe.
Optionally, the outlet portion and/or the outlet tube is provided with a stop edge for the stop. Specifically, the water outlet pipe is sleeved on the inner wall of the water outlet pipe outside the water outlet part and/or the outer wall of the water outlet part and provided with a blocking edge, so that the water outlet part and the water outlet pipe can be prevented from being separated when the overflow device moves. Meanwhile, the culture waste can be prevented from being discharged through the water outlet pipe through a gap between the water outlet part and the water outlet pipe.
Wherein, block along can adopting materials such as rubber, silica gel to make, the material is softer, and the leakproofness is better, can avoid the wastes material to get into in the overflow pipeline. But not limited to, the blocking edge can also be made of polytetrafluoroethylene and other materials, so that the lubricating property is high, the sliding fit between the water outlet part and the water outlet pipe is smooth, and the water outlet part is more wear-resistant.
Optionally, at least a portion of the sidewall of the water overflow is a screen portion, and the screen portion is a frustum gradually smaller toward the drain opening. The tapered structure of the screen section may avoid the accumulation of farming waste. The upper side wall of the water overflow device is of a radial structure gradually enlarged towards the direction of the sewage discharge opening, so that the culture wastes cannot be accumulated on the upper side wall of the water overflow device, and the culture wastes can be guided to the sewage discharge tank.
Optionally, the blow down tank is a cone that gradually enlarges towards the blow down opening. The reducing structure of the blow-off box is beneficial to the discharge of the breeding wastes.
Wherein, the inner chamber of blow off case is helical structure, and the drain of blow off case is the tangential direction setting, and helical structure's inner chamber can form the very big rivers of suction, will pile up through the outlet pipe quick discharge near the incomplete bait shrimp shell in clearance etc..
Optionally, the cross sections of the screen part and the sewage draining box are both circular, and the minimum diameter of the screen part is D 1 The maximum diameter of the sewage draining box is D 2 ，D 1 ≤D 2 The screen part is smaller than or equal to the sewage discharge opening of the sewage discharge box, and the screen part can cover the sewage discharge opening of the sewage discharge box.
Optionally, the automatic discharging device for shrimp shells in industrial prawn culture further comprises a support arranged along the first direction of the culture pond, the support is provided with a driving device and a connecting rod, the connecting rod is in transmission connection with the driving device and the water overflow device, and the support and the water overflow device are movably sleeved. The driving device controls the connecting rod to move, so that the overflow device is driven to move, and the control mode is simple and effective.
Optionally, the water level of the culture pond is H 1 The height of the water surface at the outlet end of the water outlet pipe is H 2 The height of the water surface at the outlet end of the sewage discharge pipe is H 3 ，H 3 ＜H 2 ＜H 1 . Due to the cultivation ofThe water level of the pond, the water level of the water outlet pipe and the water surface height of the sewage discharge pipe have height difference, and under the action of a self-flowing effect, water in the culture pond can overflow through the water overflow device and the water outlet pipe; when discharging sewage, the water in the culture pond can carry culture waste to be discharged from the sewage discharge pipe under the self-flowing action, and the sewage discharge can be carried out in preference to overflow due to the water level difference between the water outlet pipe and the sewage discharge pipe.
The water outlet pipe and the sewage discharge pipe can also be connected with a driving water pump, and the water pump can also be used for driving the culture pond when the culture pond can not generate self-flow through water level difference. In addition, the water outlet pipe and the sewage draining pipe are respectively provided with a valve for controlling the opening and the closing, and the on-off of the water outlet pipe and the sewage draining pipe can be controlled in a manual or automatic control mode.
The invention also provides a discharge method for controlling the automatic discharge device for the shrimp shells in industrial prawn culture,
when the water overflows, the water overflow device is lowered along the first direction, and the distance between the water overflow device and the sewage discharge tank is adjusted to be L 1 The overflow device is covered on the sewage draining box, and the sewage draining opening is closed;
when in the sewage discharge state, the water overflow device is lifted along the first direction, and the distance between the water overflow device and the sewage discharge box is adjusted to be L 2 And the sewage discharge opening is opened.
Gap L in the shrimp shell-expelling state 2 Much larger than the gap L in the overflow state 1 The flow is suddenly increased when the waste is discharged, so that the sewage discharge pipeline is dredged, and the problem of blockage of the sewage discharge pipeline can be effectively solved.
Alternatively, L 1 Not more than 3mm 2 Is 20-60mm, and has excellent shrimp shell discharging effect and anti-blocking effect.
Particularly, when the normal state of the cultivation is carried out, the distance between the water overflow device and the sewage discharge box (namely the gap of the sewage discharge opening) is adjusted to be L 1 Under the action of the gravity flow effect, a large amount of water in the water body can enter the accommodating cavity through the sieve part of the water overflow device and is discharged through the water outlet part and the water outlet pipe. In the process of overflowing, because the culture wastes such as shrimp shells and the like are continuously accumulated around the sewage draining tank along with the flowing of water, when a certain amount or a certain time of the culture wastes are accumulated, the overflow device is lifted up and adjustedThe distance between the whole water overflow device and the sewage draining box is L 2 Wherein L is 2 Much greater than L 1 And the sewage discharge opening is opened, and the waste around the sewage discharge box enters the sewage discharge box and is discharged through the sewage discharge pipe. After the sewage discharge is finished, the distance between the water overflow device and the sewage discharge box is adjusted to be L 1 Returning to the normal state of cultivation, L 1 Is smaller than the size of the shrimp shell, and the breeding waste can not enter the sewage discharge cavity at the moment, thus being beneficial to the accumulation of the breeding waste at the sewage discharge opening.
The beneficial effects of the invention are: the invention provides an automatic discharge device and a discharge method for shrimp shells in industrial shrimp culture, wherein a sewage discharge box is arranged at the bottom of a culture pond, a sewage discharge opening of the sewage discharge box is aligned with the bottom of the culture pond, an overflow cover is arranged at the sewage discharge opening of the sewage discharge box, in a normal culture state, an overflow device blocks the sewage discharge opening of the sewage discharge box, water in the culture pond enters an accommodating cavity of the overflow device through an overflow hole of an overflow part and is discharged through a water outlet part and a water outlet pipe, during the process of water flowing to the sewage discharge box, culture wastes such as the shrimp shells and the like are continuously accumulated around the sewage discharge box along with the water flow, at the moment, the overflow device is suddenly lifted, the sewage discharge opening of the sewage discharge box is opened, the flow rate and the flow rate of the sewage discharge pipe are suddenly increased, a large amount of water flow and the accumulated culture wastes enter the sewage discharge cavity and are discharged through the sewage discharge pipe, the process is repeated, the flow principle and the flow rate and the wastes during discharge are suddenly increased during discharge, so that the pipeline dredging effect is achieved, the problem of pipeline blockage can be effectively relieved, and the waste collection and the waste such as the shrimp shells and the waste can be separated.
In addition, because when blowdown state and overflow state, the entrance point of play water portion and outlet pipe cup joints all the time, and the breed wastes material can not get into the drain pipe, can only follow the blow off pipe and discharge, and the exhaust is more concentrated.
Drawings
FIG. 1 is a schematic structural view of an automatic discharging device for shrimp shells in industrial prawn culture, which is installed in a culture pond;
FIG. 2 is a schematic structural diagram of a first part of the automatic discharging device for shrimp shells in industrial prawn cultivation according to the invention;
FIG. 3 is a schematic structural diagram of a second part of the automatic discharging device for shrimp shells in industrial prawn cultivation according to the invention;
FIG. 4 is a schematic structural view of the water overflow device and the sewage draining box of the present invention in a normal state of cultivation;
FIG. 5 is a schematic view of the construction of the overflow and waste tank of the present invention in a waste state;
fig. 6 is a partially enlarged view of a point a in fig. 5.
The figures are numbered: 1. a sewage draining tank; 2. a water overflow device; 3. a blocking edge; 4. a support; 5. a drive device; 6. a connecting rod; 7. a culture pond; 11. a blowdown opening; 12. a blowdown chamber; 13. a water outlet pipe; 14. a sewage discharge pipe; 21. an accommodating chamber; 22. a screen section; 23. a water outlet part; 24. and (4) screening holes.
Detailed Description
The present invention will now be described more fully hereinafter with reference to the accompanying drawings, in which preferred embodiments of the invention are shown.
Referring to fig. 1, the present invention provides an automatic discharging device for shrimp shells in industrial prawn cultivation, comprising a sewage tank 1 and an overflow device 2.
Referring to fig. 1, 4 and 5, a sewage draining box 1 is arranged at the bottom of the culture pond 7, and the sewage draining box 1 is provided with a sewage draining cavity 12. The overflow device 2 is provided with an accommodating cavity 21, the overflow device 2 is provided with a sieve part 22 matched with the sewage draining box 1, and the sieve part 22 of the overflow device 2 can movably cover the sewage draining box 1 along the direction vertical to the bottom of the culture pond 7.
Referring to fig. 1, 4 and 5, the lower side wall of the overflow device is a screen part 22 gradually decreasing toward the drain opening, the upper side wall is a structure gradually increasing toward the drain opening, and the bottom of the overflow device is provided with a water outlet part 23. Sieve holes 24 are distributed on the sieve part 22, and the water outlet of the water outlet part 23 and the sieve holes 24 are communicated with the accommodating cavity 21. The sewage draining box 1 is of a structure gradually enlarged towards the direction of a sewage draining opening, the sewage draining box is connected with a water outlet pipe 13 matched with the water outlet part 23 and a sewage draining pipe 14 communicated with the sewage draining cavity 12 and used for draining sewage, and the water outlet part 23 and the water outlet pipe 13 are mutually sleeved and in sliding fit. When the water is overflowed, the overflow device 2 is close to the sewage draining box 1, the sieve part 22 covers the sewage draining box 1, and the sewage draining opening 11 is closed; when in a sewage discharge state, the overflow device 2 is far away from the sewage discharge tank 1, and the sewage discharge opening 11 is opened.
Referring to FIG. 1, the water level of the culture pond 7 is H 1 The height of the water level at the outlet end of the water outlet pipe 13 is H 2 The height of the water level at the outlet end of the sewage draining pipe 14 is H 3 ，H 3 ＜H 2 ＜H 1 Because the water level of the culture pond 7, the water level of the water outlet pipe 13 and the water level of the sewage discharge pipe 14 have height difference, the shrimp shells can be accumulated and discharged through the self-flowing of water, and the device is more energy-saving and environment-friendly.
Referring to fig. 1, 2 and 3, in which the cross-sections of the screen part 22 and the soil box 1 are circular, the minimum diameter of the screen part 22 is D 1 The maximum diameter of the sewage discharge tank 1 is D 2 ，D 1 ≤D 2 (ii) a In addition, the inlet end of the outlet pipe 13 is lower than the tank opening 11 of the sewage tank 1, so that the sieve portion 22 can completely block the sewage chamber 12 in the overflowing state.
Referring to fig. 5 and 6, the outlet portion 23 and/or the outlet pipe 13 is provided with a blocking edge 3, and the blocking edge 3 can block the relative sliding between the outlet portion 23 and the outlet pipe 13 to prevent the separation and prevent the cultivation waste from entering the outlet pipe 13.
Referring to fig. 1 and 2, the automatic discharging device for shrimp shells in industrial prawn culture further comprises a support 4 disposed along a first direction of the culture pond 7, a driving device 5 and a connecting rod 6 for driving and connecting the driving device 5 and the overflow device 2 are disposed on the support 4, the support 4 is movably sleeved with the overflow device, and the driving device 5 controls a distance between the overflow device 2 and the sewage tank 1.
Referring to fig. 1-6, the present invention further provides a discharging method for controlling the automatic discharging device of the shrimp shell in the industrial cultivation of prawns, wherein in a normal cultivation state, the driving device 5 controls the water overflow device 2 to move towards the direction close to the sewage draining box 1, and the gap of the sewage draining opening 11 between the water overflow device 2 and the sewage draining box 1 is adjusted to be L 1 At this time, the screen part 22 covers the sewage draining box 1; when the wastes are discharged, the driving device 5 controls the water overflow device 2 to move towards the direction far away from the sewage discharge box 1, and the clearance of the sewage discharge opening 11 is adjusted to L 2 The sewage discharge opening 11 is opened.
Wherein L is 1 Is 0mm, L 2 30mm, so that in the overflowing state, the water flow completely enters the inside of the overflow device 2 from the sieve holes 24 and is discharged through the water outlet part 23 and the water outlet pipe 13 only when the water flows outIn a sewage discharge state, the breeding wastes can enter the sewage discharge cavity 12, and the condition that the sewage discharge pipe 14 is blocked is further avoided.
The specific discharge method is as follows: when breeding the normality (the overflow state promptly), the overflow ware 2 is close to blow off tank 1, and the box mouth that blow off tank 1 was plugged up completely to sieve portion 22 or control the blowdown opening 11 clearance between sieve portion 22 and blow off tank 1 is not more than 3mm, guarantees promptly that blowdown chamber 12 is confined or only water in the water and less wastes material can get into blowdown chamber 12 through the clearance in, and inside most rivers got into through the sieve mesh 24 of sieve portion 22 side to discharge through play water portion 23 and outlet pipe 13. Because the size of the sieve holes 24 and the clearance of the sewage discharge opening 11 are smaller than the relatively large aquaculture waste such as shrimp shells, the aquaculture waste such as the shrimp shells can be continuously accumulated around the sewage discharge tank 1 due to the flowing of water in the process of overflowing. After accumulating a certain amount or a certain time, the overflow device 2 is lifted up through a control device such as a pneumatic pump, so that the gap between the overflow device 2 and the sewage discharge box 1 is suddenly enlarged, the sewage discharge opening 11 is opened, the accumulated cultivation wastes enter the sewage discharge cavity 12 along with water flow and then are discharged through the sewage discharge pipe 14, and the effect of automatically discharging the shrimp shells can be achieved.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent structural changes made by using the contents of the present specification and the drawings, which are directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (10)

1. An automatic discharging device for shrimp shells in industrial prawn cultivation is characterized by comprising a sewage draining box and an overflow device, wherein the sewage draining box is arranged at the bottom of a cultivation pond, the overflow device is movably covered on the sewage draining box along a first direction and is provided with a sewage draining cavity, the overflow device is provided with an accommodating cavity, the overflow device is provided with a water outlet part and a sieve part, the water outlet of the water outlet part and sieve holes of the sieve part are communicated with the accommodating cavity, the sewage draining box is provided with a water outlet pipe and a sewage draining pipe, the sewage draining pipe is communicated with the sewage draining cavity, and the water outlet part and the inlet end of the water outlet pipe are movably sleeved along the first direction;
when in a sewage discharge state, the water overflow device is far away from the sewage discharge box to form a sewage discharge opening communicated with the sewage discharge cavity;
and when the overflow state is realized, the overflow device is close to the sewage draining box to close the sewage draining opening.
2. The automatic discharging device for the shells of the prawns in industrial aquaculture according to claim 1, wherein the water outlet part is arranged at the bottom of the water overflow device, and the inlet end of the water outlet pipe extends into the sewage draining box.
3. The automatic discharging device for the shrimp shells of the industrial prawn culture as claimed in claim 2, wherein the moving distance of the water overflow device along the first direction is not more than the maximum length of the water outlet pipe sleeved by the water outlet part.
4. The automatic discharging device for shrimp shells in industrial prawn cultivation according to claim 3, wherein the water outlet portion and/or the water outlet pipe is provided with a blocking edge for blocking.
5. The automatic discharging device for the shrimp shells of the industrial prawn cultures of claim 1, wherein at least a part of the side wall of the water overflow device is a sieve part, and the sieve part is a frustum which is gradually reduced towards the sewage discharge opening;
the blow-off box is a cone which gradually enlarges towards the blow-off opening direction.
6. The automatic discharging device for shrimp shells in industrial prawn cultivation according to claim 5, wherein the cross sections of the sieve part and the blow-off box are both circular, and the minimum diameter of the sieve part is D 1 The maximum diameter of the sewage draining box is D 2 ，D 1 ≤D 2 。
7. The automatic discharging device for the shrimp shells in industrial prawn cultivation according to claim 1, further comprising a support arranged along the first direction of the cultivation pond, wherein the support is provided with a driving device and a connecting rod, the connecting rod is in transmission connection with the driving device and the water overflow device, and the support is movably sleeved with the water overflow device.
8. The automatic discharging device for prawn shells in industrial cultivation according to any one of claims 1-7, wherein the water level of the cultivation pond is H 1 The water level of the outlet end of the water outlet pipe is H 2 The height of the water surface at the outlet end of the sewage discharge pipe is H 3 ，H 3 ＜H 2 ＜H 1 。
9. A discharge method for controlling the automatic discharge device of the shrimp shell in industrial prawn culture according to any one of the claims 1 to 8,
when in an overflow state, the overflow device is lowered along the first direction, and the distance between the overflow device and the sewage draining box is adjusted to be L 1 The overflow device is covered on the sewage draining box to close the sewage draining opening;
when in a sewage discharge state, the water overflow device is lifted along the first direction, and the distance between the water overflow device and the sewage discharge box is adjusted to be L 2 The drain opening is opened.
10. The discharge method according to claim 9, wherein said L 1 Not more than 3mm, said L 2 Is 20-60mm.
CN202210547864.XA 2022-05-18 2022-05-18 Automatic discharging device and method for shrimp shells of industrial prawn culture Pending CN115152692A (en)

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Application Number Priority Date Filing Date Title
CN202210547864.XA CN115152692A (en) 2022-05-18 2022-05-18 Automatic discharging device and method for shrimp shells of industrial prawn culture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210547864.XA CN115152692A (en) 2022-05-18 2022-05-18 Automatic discharging device and method for shrimp shells of industrial prawn culture

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Publication Number Publication Date
CN115152692A true CN115152692A (en) 2022-10-11

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101595855A (en) * 2009-06-26 2009-12-09 中国科学院海洋研究所 A kind of draining blowdown apparatus of industrial circulating water cultivating system
CN205492138U (en) * 2016-03-29 2016-08-24 中国水产科学研究院黄海水产研究所 Support shrimp equipment
CN208446400U (en) * 2018-05-16 2019-02-01 青岛明赫渔业工程科技有限责任公司 A kind of row's shrimp shell device
CN208987568U (en) * 2018-08-30 2019-06-18 吴顺光 A kind of discharging pollution in pool system
CN110150196A (en) * 2019-05-31 2019-08-23 林柏炎 Air circulation drainage and shrimp-cultivation pool applied to shrimp-cultivation pool
WO2020125678A1 (en) * 2018-12-18 2020-06-25 中国科学院海洋研究所 Apparatus and method for removing sewage and preventing living shrimp from escaping in circulating water shrimp culture system

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101595855A (en) * 2009-06-26 2009-12-09 中国科学院海洋研究所 A kind of draining blowdown apparatus of industrial circulating water cultivating system
CN205492138U (en) * 2016-03-29 2016-08-24 中国水产科学研究院黄海水产研究所 Support shrimp equipment
CN208446400U (en) * 2018-05-16 2019-02-01 青岛明赫渔业工程科技有限责任公司 A kind of row's shrimp shell device
CN208987568U (en) * 2018-08-30 2019-06-18 吴顺光 A kind of discharging pollution in pool system
WO2020125678A1 (en) * 2018-12-18 2020-06-25 中国科学院海洋研究所 Apparatus and method for removing sewage and preventing living shrimp from escaping in circulating water shrimp culture system
CN110150196A (en) * 2019-05-31 2019-08-23 林柏炎 Air circulation drainage and shrimp-cultivation pool applied to shrimp-cultivation pool

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