CN105532561A - Industrial culture system of pond - Google Patents

Industrial culture system of pond Download PDF

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Publication number
CN105532561A
CN105532561A CN201610062297.3A CN201610062297A CN105532561A CN 105532561 A CN105532561 A CN 105532561A CN 201610062297 A CN201610062297 A CN 201610062297A CN 105532561 A CN105532561 A CN 105532561A
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CN
China
Prior art keywords
unit
pond
water
cultivation
aeration
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610062297.3A
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Chinese (zh)
Inventor
刘奕涵
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LIMPID ENVIRONMENTAL TECHNOLOGIES Co Ltd
Original Assignee
LIMPID ENVIRONMENTAL TECHNOLOGIES Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LIMPID ENVIRONMENTAL TECHNOLOGIES Co Ltd filed Critical LIMPID ENVIRONMENTAL TECHNOLOGIES Co Ltd
Priority to CN201610062297.3A priority Critical patent/CN105532561A/en
Publication of CN105532561A publication Critical patent/CN105532561A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K63/00Receptacles for live fish, e.g. aquaria; Terraria
    • A01K63/04Arrangements for treating water specially adapted to receptacles for live fish
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K63/00Receptacles for live fish, e.g. aquaria; Terraria
    • A01K63/04Arrangements for treating water specially adapted to receptacles for live fish
    • A01K63/042Introducing gases into the water, e.g. aerators, air pumps

Abstract

The invention discloses an industrial culture system of a pond. The industrial culture system is installed in the pond and is composed of a water pushing aeration unit, a culture feeding unit, a dirt collecting and discharging unit and an ecological purifying unit. The water pushing aeration unit comprises an aeration device, an air blower, a baffle and an air pipe. The air blower is arranged above the water surface, the aeration device is arranged underwater, the air pipe is connected with the air blower and the aeration device, and the baffle is obliquely arranged above the aeration device. A solid-liquid separation device is arranged in the dirt collecting and discharging unit. The ecological purifying unit comprises a large pond water body and an artificial floating island. Aquatic animals are bred in the pond, aquatic plants are planted in the pond, and plants are planted on the artificial floating island. The solid-liquid separation device is used for replacing a solid waste self precipitation separation mode, so that the dirt collecting and discharging efficiency of the system is greatly improved, the solid waste removal rate of the culture pond water body reaches 80%, the water quality of the culture pond is greatly improved, the total culture quantity is increased, the quality of culture varieties is improved, and meanwhile the work time of the aeration device is shortened.

Description

A kind of pond industrialized aquaculture system
Technical field
The invention belongs to aquaculture field, be specifically related to a kind of pond industrialized aquaculture system.
Background technology
In traditional cultivating pool, plankton is the producer, and filter-feeding fish is consumer, and the microorganism in water body is analyst.Breeding water body is the life area of cultivation object, is again the decomposition place of ight soil, residual bait etc., and planktonic cultivation pond.The breeding way of this " three pond unifications ", easily causes the disruption of ecological balance between " consumer, producer's Sum decomposition person ".For separating of or the water body of degrading cultivation object metabolite very few, usually particularly evident in high-density breeding pattern, fast growing period, often through refreshing the water periodically regulating water quality.In addition, the aquaculture model of " three pond unifications " too increases management difficulty, in the urgent need to a kind of by aquaculture model independent for different ecological functional unit, carries out modularization construction according to different block functions, to improve production and degradation efficiency.
Given this, a kind of pond industrialized aquaculture system is arisen at the historic moment, and obtains actual promotion and application, obtains the accreditation of aquaculture, embodies its obvious advantage, also exposes some shortcomings part in practice simultaneously.
Compared with traditional extensive style pond culture pattern, current pond industrialized aquaculture system has following advantage:
1, effectively output and production achievement is improved;
2, improve survival rate widely, because fish live in high dissolved oxygen flowing water for a long time, survival rate can reach to more than 95%;
3, improve feed digestion absorption ratio, reduce feed coefficient;
4, the gas stripping type oxygenation adopted pushes away the energy consumption that wetting system can reduce specific yield;
5, zero discharge into water is realized, decreasing pollution;
6, raise labour efficiency, reduce labour cost;
7, multi items cultivation can be carried out in multiple flowing water pond, avoids the risk that single variety cultivates; Meanwhile, also can carry out the cultivation of same specification wide in variety, evenly go on the market, accelerate the turnover of fund;
8, realize exterior components aquaculture management, complete monitoring, reduce the use of disease generation and medicine, improve the safety of aquatic products;
9, daily management is easy to operate, and harvesting rate reaches 100%;
10, effectively collect the excreta of cultured fishes and remaining feed, fundamentally solve aquaculture system eutrophication and pollution problem.
In a word, industrialized aquaculture system in pond has higher social benefit, economic benefit and ecological benefits.
But by practice, existing pond industrialized aquaculture system shows some shortcomings, thus result in series of problems, and have impact on further genralrlization and the large-scale application of this system.By analyzing, the main cause of these problems is caused to be following 4 points:
1, the collection dirt, discharging pollution of original technology to solid waste adopts precipitate and separate mode voluntarily, and facts have proved which is not thorough to the collection dirt, discharging pollution of solid waste, a large amount of solid waste is deposited at the bottom of culturing pool or is suspended in the water body of culturing pool, causes water quality deterioration;
2, because collection dirt, discharging pollution is bad, cause dissolved oxygen in culturing pool lower, thus impact cultivation gross yield decline and the quality of breed variety declines;
3, in addition, also cause that aerator (as blower fan) 24 hours work, energy consumption are higher, easy break-down.
Summary of the invention
Main purpose of the present invention is by conjunction with mechanical solid-liquid isolation technics, provides a kind of pond industrialized aquaculture system being applied to aquaculture field more efficiently, to overcome the deficiencies in the prior art.
For realizing above-mentioned technical purpose, reach above-mentioned technique effect, the present invention is achieved through the following technical solutions:
A kind of pond industrialized aquaculture system, is installed in pond, and by pushing away water aeration unit, unit is thrown something and fed in cultivation, collection dirt, discharging pollution unit and ecological purification unit form.
Describedly push away the most upstream that water aeration unit is positioned at whole system, comprise the aerator of a group pattern discharge, one for for described aerator injecting gas fan blower, one piece for change water movement direction baffle plate, one for connecting the tracheae of described fan blower and described aerator, described fan blower is arranged on the water surface, the bottom of water aeration unit is pushed away described in described aerator is arranged on, be connected with described tracheae between described fan blower and described aerator, described baffle plate is mounted obliquely within the top of described aerator.Described fan blower is to described tracheae injecting gas, and gas flows to described aerator by described tracheae, and gas is after aeration, drive current to move upward simultaneously, after current run into described baffle plate, to the one-way movement of described cultivation unit, thus form the current to the motion of described pond trailing edge.Meanwhile, push away water aeration unit described in and effectively can also increase dissolved oxygen content in water body.
Described cultivation throw something and feed unit be arranged on described in push away water aeration unit downstream, be rectangular configuration, flat, large I adjusts according to reality cultivation kind and density, and described cultivation is thrown something and fed and put the fish of required cultivation in unit in a suitable place to breed.
For described collection dirt, discharging pollution unit, existing system adopts the method for stillpot natural sedimentation solid waste.According to current practical experience, the Xiao of above scheme in collection dirt, discharging pollution is Shuaied Zhuo and can not be satisfied the demands, and causes the water quality of whole system not reach design requirement, thus has a strong impact on the density of cultured fishes, quality, feed conversion rate and survival rate.Therefore, described collection dirt, discharging pollution unit is the emphasis improvement unit of native system.
Described collection dirt, discharging pollution unit is arranged on described cultivation and throws something and feeds the downstream of unit, and be provided with an equipment for separating liquid from solid in described collection dirt, discharging pollution unit, it instead of original solid waste precipitate and separate mode scheme voluntarily.By at this equipment of this cellular installation, will greatly improve the collection dirt, discharging pollution efficiency of system, greatly improve the water quality condition of culturing pool, and improve cultivation total amount, promote the quality of breed variety, also reduce the working time of aerator simultaneously.
The water body flowed out after described collection dirt, discharging pollution unit, or the solid waste containing very fine suspension and other is to the disadvantageous high ammonia and nitrogen organic of fish etc.According to whole system design concept, this water body will flow into the described ecological purification unit be made up of large water body and the artificial floating island be arranged in described pond in described pond.Put aquatic animal in a suitable place to breed in the large water body in described pond, and planted and be implanted with water plants, can effective ecological harmful substance of degrading; The plant that described artificial floating island is planted, can utilize the pollutant in root system adsorbed water body.
Further, pushing away water aeration unit and described cultivation described in throws something and feeds between unit and throw something and feed unit and described collection dirt, discharging pollution unit of described cultivation is provided with block.
Preferably, the water plants be planted in the large water body in described pond includes but are not limited to weter hyacinth or water spinach.
Preferably, the aquatic animal put in a suitable place to breed in described pond includes but are not limited to benthic mollusca or considers feeding fish.
Preferably, plant the plant of described artificial floating island include but are not limited to India canna or mullet grass.
Operation principle of the present invention and flow process as follows:
Current, by pushing away after water aeration unit while by oxygenation, to be thrown something and fed unit flowing to cultivation.Cultivating unit of throwing something and feeding is fish growth and feedstuff feeding unit, and water body will have a large amount of solid waste to produce after this unit, bait as residual in feed and fish excreta (as ight soil etc.) etc.This type of solid waste will worsen water quality greatly, will affect the yield and quality of fish if can not discharge in time.Current, will to the flowing of collection dirt, discharging pollution unit under the effect of thrust.The all water bodys flowing to collection dirt, discharging pollution unit all will through equipment for separating liquid from solid, by this device, the solid waste of 80% will be separated by from water, and the water body after process will flow to ecological purification unit, the systemic circulation of crossing ecological purification unit be degraded by most of organic matter.Afterwards, water body will flow into culturing pool again through pushing away water aeration unit, move in circles.
The invention has the beneficial effects as follows:
1, the present invention replaces solid waste precipitate and separate mode voluntarily by a kind of equipment for separating liquid from solid of application, greatly improve the collection dirt, discharging pollution efficiency of system, the solid waste clearance of culturing pool water body reaches 80%, avoid being deposited at the bottom of culturing pool because of a large amount of solid waste or being suspended in the water body of culturing pool, thus the water quality deterioration phenomenon caused.
2, the problem that in the culturing pool that effectively solves of the present invention, dissolved oxygen is lower, greatly improves the water quality condition of culturing pool, improves cultivation total amount, improve the quality of breed variety.
3, present invention also reduces the working time of aerator, greatly saved the energy, also extend the service life of aerator.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of specification, coordinates accompanying drawing to describe in detail below with preferred embodiment of the present invention.The specific embodiment of the present invention is provided in detail by following examples and accompanying drawing thereof.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the vertical view of pond of the present invention industrialized aquaculture system;
Fig. 2 is the sectional view of pond of the present invention industrialized aquaculture system.
Embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, describe the present invention in detail.
Shown in Figure 1, a kind of pond industrialized aquaculture system, is installed in pond 1, and by pushing away water aeration unit 2, unit 3 is thrown something and fed in cultivation, collection dirt, discharging pollution unit 4 and ecological purification unit 5 form.
Describedly push away the most upstream that water aeration unit 2 is positioned at whole system, describedly push away the most upstream that water aeration unit 2 is positioned at whole system, the described aerator 24 pushing away water aeration unit 2 and comprise a group pattern discharge, one for the fan blower 22 for described aerator 24 injecting gas, one piece for changing the baffle plate 23 in water movement direction, one for connecting the tracheae 21 of described fan blower 22 and described aerator 24, described fan blower 22 is arranged on the water surface, the bottom of water aeration unit 2 is pushed away described in described aerator 24 is arranged on, described tracheae 21 is connected with between described fan blower 22 and described aerator 24, described baffle plate 23 is mounted obliquely within the top of described aerator 24, described fan blower 22 is to described tracheae pipe 21 injecting gas, gas flows to described aerator 24 by described tracheae 21, gas is after aeration, drive current to move upward simultaneously, after current run into described baffle plate 23, to the one-way movement of described cultivation unit 3, thus form the current to the motion of described pond 1 trailing edge.Meanwhile, push away water aeration unit 2 described in and effectively can also increase dissolved oxygen content in water body.
Described cultivation throw something and feed unit 3 be arranged on described in push away water aeration unit 2 downstream, and both junctions are provided with block 8.Described cultivation is thrown something and fed and is put the fish of required cultivation in unit 3 in a suitable place to breed.Described cultivation throws something and feeds unit 3 for rectangular configuration, flat, and large I adjusts according to reality cultivation kind and density.
Described collection dirt, discharging pollution unit 4 is arranged on described cultivation and throws something and feeds the downstream of unit 3, and is also provided with block 8 in both junctions.Be provided with an equipment for separating liquid from solid 6 in described collection dirt, discharging pollution unit 4, it instead of original solid waste precipitate and separate mode scheme voluntarily.By at this equipment of this cellular installation, will greatly improve the collection dirt, discharging pollution efficiency of system, greatly improve the water quality condition of culturing pool, and improve cultivation total amount, promote the quality of breed variety, also reduce the working time of aerator simultaneously.
The large water body that described ecological purification unit 5 comprises described pond 1 and the artificial floating island 7 be arranged in described pond 1, put benthic mollusca in the large water body in described pond 1 in a suitable place to breed or considered the aquatic animals such as feeding fish, and plant and be implanted with the water plants such as weter hyacinth or water spinach, can effective ecological harmful substance of degrading; On described artificial floating island 7, plantation has the plant such as India canna or mullet grass, can utilize the pollutant in root system adsorbed water body.

Claims (6)

1. a pond industrialized aquaculture system, is installed in pond (1), it is characterized in that: by push away water aeration unit (2), cultivation throw something and feed unit (3), collection dirt, discharging pollution unit (4) and ecological purification unit (5) form, describedly push away the most upstream that water aeration unit (2) is positioned at whole system, the described aerator (24) pushing away water aeration unit (2) and comprise a group pattern discharge, one for the fan blower (22) for described aerator (24) injecting gas, one piece for changing the baffle plate (23) in water movement direction, one for connecting the tracheae (21) of described fan blower (22) and described aerator (24), described fan blower (22) is arranged on the water surface, the bottom of water aeration unit (2) is pushed away described in described aerator (24) is arranged on, described tracheae (21) is connected with between described fan blower (22) and described aerator (24), described baffle plate (23) is mounted obliquely within the top of described aerator (24), described cultivation throw something and feed unit (3) be arranged on described in push away water aeration unit (2) downstream, described cultivation is thrown something and fed and is put the fish of required cultivation in unit (3) in a suitable place to breed, described collection dirt, discharging pollution unit (4) is arranged on described cultivation and throws something and feeds the downstream of unit (3), is provided with an equipment for separating liquid from solid (6) in described collection dirt, discharging pollution unit (4), the large water body that described ecological purification unit (5) comprises described pond (1) and the artificial floating island (7) be arranged in described pond (1), described pond has put a small amount of aquatic animal in a suitable place to breed in (1), and plant that be implanted with can the water plants of effective ecological degraded harmful substance, described artificial floating island (7) is upper plants the plant having the pollutant that can utilize in root system adsorbed water body.
2. pond according to claim 1 industrialized aquaculture system, is characterized in that: described in push away water aeration unit (2) and described cultivation and throw something and feed between unit (3) and described cultivation unit (3) of throwing something and feeding is provided with block (8) with described collection dirt, discharging pollution unit (4).
3. pond according to claim 1 industrialized aquaculture system, is characterized in that: described cultivation unit (3) of throwing something and feeding is rectangular configuration, flat, and large I adjusts according to reality cultivation kind and density.
4. pond according to claim 1 industrialized aquaculture system, is characterized in that: the water plants be planted in the large water body in described pond (1) includes but are not limited to weter hyacinth or water spinach.
5. pond according to claim 1 industrialized aquaculture system, is characterized in that: the aquatic animal put in a suitable place to breed in the large water body of described pond (1) includes but are not limited to benthic mollusca or considers feeding fish.
6. pond according to claim 1 industrialized aquaculture system, is characterized in that: plant and include but are not limited to India canna or mullet grass the plant of described artificial floating island (7).
CN201610062297.3A 2016-01-29 2016-01-29 Industrial culture system of pond Pending CN105532561A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107372280A (en) * 2017-08-30 2017-11-24 江苏省渔业技术推广中心 Pond industrialized aquaculture system ecology purifying area lotus root loach synthesis breeding method
CN108684598A (en) * 2018-04-23 2018-10-23 福建省水产研究所 Intelligent sea pond leisure landscape ecological cultivating system

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1071396A (en) * 1996-08-30 1998-03-17 Toyo Bio Reactor Kk Circulating apparatus for culture pond
US20050183331A1 (en) * 2003-07-02 2005-08-25 Fountainhead L.L.C. Super-enhanced aquatic floating island plant habitat
CN101397172A (en) * 2008-11-04 2009-04-01 中国水产科学研究院渔业机械仪器研究所 Circulating water shrimp cultured water treatment method and system
CN101423317A (en) * 2008-11-07 2009-05-06 苏州大学 Pond culture water purification method and cleaning pool thereof
CN103503815A (en) * 2013-10-15 2014-01-15 中国水产科学研究院渔业机械仪器研究所 Circuit-type fishpond breeding system integrating circulating water treatment process
CN203890185U (en) * 2014-03-14 2014-10-22 周强 Lake eutrophication treatment system for reserving net cage culture
CN104996349A (en) * 2015-05-25 2015-10-28 安徽绿洋生态农业科技有限公司 Ecological pond used for aquaculture
US20150305313A1 (en) * 2014-04-24 2015-10-29 Jason Licamele Integrated multi-trophic farming process
CN105010203A (en) * 2015-08-12 2015-11-04 常州市水产技术指导站 Pond circulating running water four-level ecological planting and breeding method
CN204762849U (en) * 2015-05-11 2015-11-18 北京市水产技术推广站 Pond floating circulation flowing water farming systems
CN205567509U (en) * 2016-01-29 2016-09-14 苏州益品德环境科技有限公司 Pond industrialization farming systems

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1071396A (en) * 1996-08-30 1998-03-17 Toyo Bio Reactor Kk Circulating apparatus for culture pond
US20050183331A1 (en) * 2003-07-02 2005-08-25 Fountainhead L.L.C. Super-enhanced aquatic floating island plant habitat
CN101397172A (en) * 2008-11-04 2009-04-01 中国水产科学研究院渔业机械仪器研究所 Circulating water shrimp cultured water treatment method and system
CN101423317A (en) * 2008-11-07 2009-05-06 苏州大学 Pond culture water purification method and cleaning pool thereof
CN103503815A (en) * 2013-10-15 2014-01-15 中国水产科学研究院渔业机械仪器研究所 Circuit-type fishpond breeding system integrating circulating water treatment process
CN203890185U (en) * 2014-03-14 2014-10-22 周强 Lake eutrophication treatment system for reserving net cage culture
US20150305313A1 (en) * 2014-04-24 2015-10-29 Jason Licamele Integrated multi-trophic farming process
CN204762849U (en) * 2015-05-11 2015-11-18 北京市水产技术推广站 Pond floating circulation flowing water farming systems
CN104996349A (en) * 2015-05-25 2015-10-28 安徽绿洋生态农业科技有限公司 Ecological pond used for aquaculture
CN105010203A (en) * 2015-08-12 2015-11-04 常州市水产技术指导站 Pond circulating running water four-level ecological planting and breeding method
CN205567509U (en) * 2016-01-29 2016-09-14 苏州益品德环境科技有限公司 Pond industrialization farming systems

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107372280A (en) * 2017-08-30 2017-11-24 江苏省渔业技术推广中心 Pond industrialized aquaculture system ecology purifying area lotus root loach synthesis breeding method
CN107372280B (en) * 2017-08-30 2019-10-25 江苏省渔业技术推广中心 Pond industrialized aquaculture system ecology purifying area lotus root loach integrates breeding method
CN108684598A (en) * 2018-04-23 2018-10-23 福建省水产研究所 Intelligent sea pond leisure landscape ecological cultivating system

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Application publication date: 20160504