CN103535316A - Litopenaeus vannamei outdoor culture device with aeration nanotubes connected with PVC (polyvinyl chloride) tubes - Google Patents

Litopenaeus vannamei outdoor culture device with aeration nanotubes connected with PVC (polyvinyl chloride) tubes Download PDF

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Publication number
CN103535316A
CN103535316A CN201310493900.XA CN201310493900A CN103535316A CN 103535316 A CN103535316 A CN 103535316A CN 201310493900 A CN201310493900 A CN 201310493900A CN 103535316 A CN103535316 A CN 103535316A
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China
Prior art keywords
pipe
pvc
pvc pipe
nanometer aeration
penaeus vannmei
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Pending
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CN201310493900.XA
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Chinese (zh)
Inventor
刘天密
李向民
蒲利云
李卫东
冯全英
杨明秋
符一凡
李高俊
王国福
骆大鹏
王蓉
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Hai Nanhai Grinds Tropical Seawater Fish Seed Multiplication Farm
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Hai Nanhai Grinds Tropical Seawater Fish Seed Multiplication Farm
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Priority to CN201310493900.XA priority Critical patent/CN103535316A/en
Publication of CN103535316A publication Critical patent/CN103535316A/en
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Abstract

The invention discloses a litopenaeus vannamei outdoor culture device with aeration nanotubes connected with PVC (polyvinyl chloride) tubes. The litopenaeus vannamei outdoor culture device comprises a culture pond, a water inlet tube and a water outlet tube. A drain outlet is formed in the center of the bottom of the culture pond and is connected with the outlet tube. The litopenaeus vannamei outdoor culture device is characterized in that at least two layers of communicated PVC tube coils are arranged at the inner bottom of the culture pond, are outwardly uniformly distributed around the drain outlet and are elongated or circular; a plurality of communicated aeration nanotubes are uniformly distributed on the PVC tube coils at intervals in a connected manner and are communicated with the PVC tube coils, and the PVC tube coils are connected with roots blowers. The litopenaeus vannamei outdoor culture device has the advantages that the device is simple in structure and low in input cost, the concentration of underwater dissolved oxygen of the litopenaeus vannamei pond can be effectively increased, the water quality can be improved, diseases can be reduced, bottom fatal diseases can be effectively prevented, the culture density and the survival rate can be increased, and the purpose of high and stable yield can be achieved.

Description

The Penaeus Vannmei outdoor breeding device that nanometer aeration pipe is connected with pvc pipe
Technical field
The present invention relates to a kind of aquaculture device being connected with pvc pipe with nanometer aeration pipe, especially a kind of Penaeus Vannmei outdoor breeding device being connected with pvc pipe with nanometer aeration pipe.
Background technology
Penaeus Vannmei, is also called one of three large good high yield prawn culturing kinds of generally acknowledging in the Environment of Litopenaeus vannamei Low ,Shi world today.The feature that Penaeus Vannmei has eurythermic, eurysalinity, is applicable to high-density breeding, product marketing is good, these shrimp species are able to rapid popularization in the world, become at present the focus of World Aquaculture, no matter be seawater, Low-salinity seawater, or in fresh water, cultivation has all obtained significant benefit, and its cultured area, output, benefit are considerably beyond other aquaculture kinds.Yet, under high-density breeding condition, easily cause water-bed anoxic, fertile mud, organic excreta of water bottom deposition, remain the organic matter that rotten feed etc. is difficult to resolve and the generation giving rise to diseases is unfavorable for the sustainable development of culture of Penaeus vannamei industry.
At present, by novel high polymer material, made, the nanometer aeration pipe of quality of rubber materials is widely used in cultivating in industry, can effectively solve the problem of the water-bed dissolved oxygen deficiency in the culture shrimp pool.But current nanometer aeration pipe, due to the gap in manufacture craft, is mainly reflected on useful life and effective aeration rate, and it is very large that its price also differs.The nanometer aeration pipe price of domestic production is at present generally at 1.5~10 yuan/meter; main feature is that price is receptible per family to vast cultivation; but useful life is too short; change comparatively frequent; and the high-end nanometer aeration pipe of imported with original packaging; there is longer useful life; but most of prices are all more than 50 yuan/meter; even over hundred yuan every meter; on aerating device, increased larger cost burden to numerous raisers; simultaneously current nanometer aeration pipe aeration is inhomogeneous, is unfavorable for scale, the sustainable development of culture of Penaeus vannamei industry.Therefore, need to set up a set of numerous raisers' of being applicable to Penaeus Vannmei outdoor breeding device.
For better carrying out the outdoor breeding new model that input cost is low, make a profit and have high repayment; realize the scale sustainable development of culture of Penaeus vannamei industry; be badly in need of a kind of cost low, can make the organic matters such as metabolite in pond and swill effectively be degraded; make local contaminated water body recover self-cleaning benign cycle; aeration is even; improve cultivation density, reduce drug use, cultivate smoothly a kind of indoor culture device of the Penaeus Vannmei of high yield and high quality.
Summary of the invention
The object of the present invention is to provide a kind of outdoor breeding device being connected with pvc pipe with nanometer aeration pipe, this apparatus structure is simple, input cost is low, can effectively improve the water-bed dissolved oxygen concentration in the shrimp pool, improve water quality, reduce the generation of disease, the more effective generation that has prevented disease of the dead end, improves cultivation density and survival rate, reaches the object of high and stable yields.
To achieve these goals, technical scheme of the present invention is: the Penaeus Vannmei outdoor breeding device that provides a kind of nanometer aeration pipe to be connected with pvc pipe, comprise culturing pool, water inlet pipe and outlet pipe, culturing pool bottom centre is provided with discharge outlet, and discharge outlet is connected with drainpipe; It is characterized in that: described culturing pool inner bottom part is provided with at least two-layer above pvc pipe circle communicating, and described pvc pipe circle, centered by discharge outlet, is outwards uniformly distributed, and pvc pipe circle is microscler or circular; The several nanometer aeration pipes that communicate of even connection spaced apart on described pvc pipe circle, nanometer aeration pipe communicates with pvc pipe circle, and pvc pipe circle is connected with Roots blower.
Described drainpipe is provided with water discharging valve.
Described water inlet pipe is connected with sedimentation basin, and sedimentation basin is connected with husky filter well.
Described culturing pool inner bottom part is laid black film.
Described nanometer aeration pipe micropore average pore size: 0.03~0.06mm, micropore is arranged density: 700~1200/meter, bubble diameter: 0.8~3mm, effectively aeration rate: 0.002~0.006m 3/ min.m.
Every pvc pipe circle is provided with nanometer aeration pipe every 0.7~0.8 meter of, and length is 0.6~0.8 meter.
Sunshade net is stamped in described sedimentation basin top.
Described discharge outlet is provided with screen frame.
The present invention can make leg Shrimp Litopenaeus vannamei Culture Raceway-type Ponds bottom keep enough oxygen, during aeration oxygen replenishing, can make the organic matters such as metabolite in pond and swill effectively be degraded, and makes local contaminated water body recover self-cleaning benign cycle.Improve cultivation density, reduce drug use, cultivate smoothly the Penaeus Vannmei of high yield and high quality.Its technological process is simple, workable, consistent, aeration evenly, effectively by the cheap aerator that forms of high-end import nanometer aeration pipe and cheap pvc pipe, realize the large-scale cultivation of Penaeus Vannmei; Both can carry out the work of close shrimp fine-variety breeding, and can carry out again the finished product shrimp aquaculture of scale, cost is low, easy for installation, effect is remarkable.
Accompanying drawing explanation
Fig. 1 is the structural representation of the Penaeus Vannmei outdoor breeding device that is connected with pvc pipe of nanometer aeration pipe of the present invention;
In figure: 1, discharge outlet; 2, water discharging valve; 3, screen frame; 4, pvc pipe; 5, nanometer aeration pipe; 6, water inlet pipe, 7, culturing pool.
Embodiment
As shown in Figure 1, the Penaeus Vannmei outdoor breeding device that nanometer aeration pipe of the present invention is connected with pvc pipe, comprises culturing pool 7, water inlet pipe 6 and outlet pipe 8, and culturing pool 7 bottom centre are provided with discharge outlet 1, and discharge outlet 1 is connected with drainpipe 8; Drainpipe 8 is provided with water discharging valve 2.Described culturing pool inner bottom part is provided with at least two-layer above pvc pipe circle communicating, and described pvc pipe circle, centered by discharge outlet, is outwards uniformly distributed, and pvc pipe circle is microscler or circular; The several nanometer aeration pipes that communicate 5 of even connection spaced apart on described pvc pipe circle, nanometer aeration pipe 5 communicates with pvc pipe circle, and pvc pipe circle is connected with Roots blower.In Fig. 1,4 is pvc pipe.
Described water inlet pipe 6 is connected with sedimentation basin, and sedimentation basin is connected with husky filter well.Culturing pool 7 inner bottom parts are laid black film.
Described nanometer aeration pipe 5 micropore average pore size: 0.03~0.06mm, micropore is arranged density: 700~1200/meter, bubble diameter: 0.8~3mm, effectively aeration rate: 0.002~0.006m 3/ min.m.
Every pvc pipe circle is provided with nanometer aeration pipe every 0.7~0.8 meter of, and length is 0.6~0.8 meter.
A air supply system of the present invention: this Array selection Roots blower, as air supply source, is usingd 110C pvc pipe as vent stack road.Roots blower has the features such as pressure is large, air quantity is sufficient, energy-efficient, easy to use, is applicable to the oxygenation in outdoor cultivating large area pond, and pvc pipe 4 the has feature such as high temperature resistant, not yielding is suitable as air feed main pipeline; B, outdoor high-order pond structure: every mouthful of culturing pool specification (length * wide * height) is 20 meters * 20 meters * 2.2 meters, and pool wall is 45 degree slopes, paving black film at the bottom of culturing pool, pond central authorities are provided with discharge outlet 1, and water discharging valve 2 is located on pool side, is convenient to drain operation.Net basket 3 according to the specification of culture shrimp seedling suitable mesh on pond central authorities muzzle, can prevent absconding of culture shrimp seedling, can when draining, the organic matters such as swill and metabolite be discharged again; The connection of nanometer aeration pipe and pvc pipe at the bottom of C, pond: when the main air supply pipe of 110C PVC is connected to culturing pool, at the bottom of extending to pond along pool wall slope after connecting with 50C pvc pipe.At the bottom of pond, first utilize 32C pvc pipe, elbow and threeway connect to form two groups of square or rectangulars or circular pipe, culturing pool inner bottom part is provided with at least two-layer above pvc pipe circle communicating, Fig. 1 is two-layer square pvc pipe circle, its outer length of side is respectively 6 meters of 13.5 meters and internal layers, two groups of pipeline enclosures are interconnected, it is the nanometer aeration pipe of 0.6~0.8 meter that every pipeline utilizes corresponding threeway and elbow that one segment length is installed every approximately 0.7~0.8 meter of, installation is until all 32C pvc pipes road at the bottom of being covered with whole pond successively, finally, 50C PVC and 32CPVC pipeline are connected, whole feeder installation, D, aquaculture water treatment device: breeding water enters before culturing pool water inlet, first will pass through a series of strict processing, avoids pollutant and some harmful planktons to sneak in culturing pool.First by sand filter well, filtered, draw up to be placed on and in sedimentation basin, precipitate 2-3 days, then filter through fine sand and finger stone, finally can in suction culturing pool, cultivate.It is 2.8 meters that this device is used husky filter well head footpath, and the degree of depth is 5 meters, and husky filter well plays the effect of natural filtration; Sedimentation basin specification is 50 meters * 40 meters * 2.2 meters (long * wide * dark), and sedimentation basin top covers sunshade net, to make planktonic algae in water be precipitated in the dark bottom.Fine sand and finger stone double medium filtration, can hold back the suspension of minimal residue, thereby make water obtain clarification.
Process of the test:
This device utilizes outdoor breeding pond to carry out the cultivation of Penaeus Vannmei, utilizes 3 mouthfuls of pools to carry out the cultivation of Penaeus Vannmei finished product shrimp during 7~September in 2012, has obtained good effect.
On July 2nd, 2013, " grind No. 1 in sea " shrimp seedling of independently cultivating is invested in respectively in 3 mouthfuls of culturing pools of the training water that applied fertilizer (in Table 1), the average specification of shrimp seedling is all more than 1.00cm, and every mouthful of pool supply volume is respectively 18.02,18.10 and 18.15 ten thousand tails, throws in density and all reaches 450 tails/m 2.Cultivation through 3 months, great majority all reach trimmed size, are about 40 tail/jin, and the shrimp seedling cultivation survival rate on 1 to No. 3 pool is respectively 87.6,85.5 and 82.0%, three mouthfuls of pools obtain finished product shrimp and are respectively 1973,1934 and 1860 kilograms, obtain higher survival rate and cultured output.In whole breeding process, the culturing pool depth of water remains between 1.5~1.8 meters, water temperature excursion is between 26~30 ℃, pH value is 7.8~8.2, every 2~3 days, inject fresh water once, sea water specific gravity is down to 1.015 by 1.022, and aeration tube is uninterruptedly inflated, jet aerator is suitably started shooting a few hours according to the situation of change of weather, records bottom dissolved oxygen all more than 6mg/L.Bait throwing on time, drops into suitable bait according to the situation of growing of shrimp seedling.Every 3~5 days, open water discharging valve, will be accumulated in the discharges such as the swill of discharge outlet and metabolite, and change fresh seawater 30~50cm, be convenient to growing of shrimp seedling.By this device and above aquaculture management method, obtain higher survival rate and cultured output, obtain good culture efficiency.
This feeder or an aquaculture blowing model energy-conservation, input cost is low, dissolved oxygen is respond well.According to this device, every mouthful of pool only need be furnished with approximately 40 meters of nanometer aeration pipes and blower power 100W, and more than bottom culturing pool, dissolved oxygen can reach 6mg/L; And if traditional waterwheel aerator is installed, the power that needs to join about 300W, and more than bottom dissolved oxygen can only reach 4mg/L; And if nanometer aeration pipe is only installed in culturing pool bottom, do not need the connection of pvc pipe, every mouthful of pool approximately needs approximately 80 meters of nanometer aeration pipes long, has increased the cost of buying aeration tube.
Therefore, this air supply system utilizes the jockey of nanometer aeration pipe and pvc pipe, is better than utilizing separately nanometer aeration pipe or waterwheel oxygenation is installed, and has energy-conservation, low-cost, the good feature of dissolved oxygen effect, meet the requirement at vast aquaculture family, represent the developing direction of aquaculture.
Table 1 Penaeus Vannmei finished product shrimp is formed effect
Above disclosed is only preferred embodiment of the present invention, certainly can not limit with this interest field of the present invention, and the equivalent variations of therefore doing according to the claims in the present invention, still belongs to the scope that the present invention is contained.

Claims (8)

1. the Penaeus Vannmei outdoor breeding device that nanometer aeration pipe is connected with pvc pipe, comprises culturing pool, water inlet pipe and outlet pipe, and culturing pool bottom centre is provided with discharge outlet, and discharge outlet is connected with drainpipe; It is characterized in that: described culturing pool inner bottom part is provided with at least two-layer above pvc pipe circle communicating, and described pvc pipe circle, centered by discharge outlet, is outwards uniformly distributed, and pvc pipe circle is microscler or circular; The several nanometer aeration pipes that communicate of even connection spaced apart on described pvc pipe circle, nanometer aeration pipe communicates with pvc pipe circle, and pvc pipe circle is connected with Roots blower.
2. the Penaeus Vannmei outdoor breeding device that nanometer aeration pipe as claimed in claim 1 is connected with pvc pipe, is characterized in that: described drainpipe is provided with water discharging valve.
3. the Penaeus Vannmei outdoor breeding device that nanometer aeration pipe as claimed in claim 1 is connected with pvc pipe, is characterized in that: described water inlet pipe is connected with sedimentation basin, and sedimentation basin is connected with husky filter well.
4. the Penaeus Vannmei outdoor breeding device that nanometer aeration pipe as claimed in claim 1 is connected with pvc pipe, is characterized in that: described culturing pool inner bottom part is laid black film.
5. the Penaeus Vannmei outdoor breeding device that nanometer aeration pipe as claimed in claim 1 is connected with pvc pipe, it is characterized in that: described nanometer aeration pipe micropore average pore size: 0.03~0.06mm, micropore is arranged density: 700~1200/meter, bubble diameter: 0.8~3mm, effectively aeration rate: 0.002~0.006m 3/ min.m.
6. the Penaeus Vannmei outdoor breeding device that nanometer aeration pipe as claimed in claim 1 is connected with pvc pipe, is characterized in that: every pvc pipe circle is provided with nanometer aeration pipe every 0.7~0.8 meter of, and length is 0.6~0.8 meter.
7. the Penaeus Vannmei outdoor breeding device that 1 nanometer aeration pipe is connected with pvc pipe as claimed in claim 1, is characterized in that: sunshade net is stamped in described sedimentation basin top.
8. the Penaeus Vannmei outdoor breeding device that 1 nanometer aeration pipe is connected with pvc pipe as claimed in claim 1, is characterized in that: described discharge outlet is provided with screen frame.
CN201310493900.XA 2013-10-18 2013-10-18 Litopenaeus vannamei outdoor culture device with aeration nanotubes connected with PVC (polyvinyl chloride) tubes Pending CN103535316A (en)

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Cited By (5)

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CN103875584A (en) * 2014-03-24 2014-06-25 华中农业大学 Large loach offspring breeding pond and breeding method
CN105746424A (en) * 2016-05-24 2016-07-13 江苏中洋集团股份有限公司 Concentric-squares-shaped pipeline oxygenation device for trachidermus fasciatus culture
CN105918171A (en) * 2016-04-29 2016-09-07 海南省海洋与渔业科学院 Indoor factory culture method and device for penaeus vannamei
CN108849703A (en) * 2018-07-05 2018-11-23 安庆师范大学 A kind of circulating water culture system that collecting dung rate is high and cultivation application method
CN110115241A (en) * 2019-05-16 2019-08-13 宁波大学 A kind of high density prawn three-dimensional culture device and method based on interior circulation

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103875584A (en) * 2014-03-24 2014-06-25 华中农业大学 Large loach offspring breeding pond and breeding method
CN103875584B (en) * 2014-03-24 2016-04-27 华中农业大学 A kind of loach large size seedling seed cultivates pond and breeding method
CN105918171A (en) * 2016-04-29 2016-09-07 海南省海洋与渔业科学院 Indoor factory culture method and device for penaeus vannamei
CN105746424A (en) * 2016-05-24 2016-07-13 江苏中洋集团股份有限公司 Concentric-squares-shaped pipeline oxygenation device for trachidermus fasciatus culture
CN105746424B (en) * 2016-05-24 2019-06-25 江苏中洋集团股份有限公司 A kind of hollow pipeline oxygen-increasing device of Sungkiang weever cultivation
CN108849703A (en) * 2018-07-05 2018-11-23 安庆师范大学 A kind of circulating water culture system that collecting dung rate is high and cultivation application method
CN108849703B (en) * 2018-07-05 2021-04-20 安庆师范大学 Recirculating aquaculture system with high excrement collection rate and aquaculture using method
CN110115241A (en) * 2019-05-16 2019-08-13 宁波大学 A kind of high density prawn three-dimensional culture device and method based on interior circulation
CN110115241B (en) * 2019-05-16 2021-06-15 宁波大学 Internal circulation-based high-density prawn stereoscopic breeding device and method

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