CN204157491U - A kind of efficient pure oxygen mixing arrangement of batch production seawater high-density circulating water cultivation - Google Patents

A kind of efficient pure oxygen mixing arrangement of batch production seawater high-density circulating water cultivation Download PDF

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Publication number
CN204157491U
CN204157491U CN201420595947.7U CN201420595947U CN204157491U CN 204157491 U CN204157491 U CN 204157491U CN 201420595947 U CN201420595947 U CN 201420595947U CN 204157491 U CN204157491 U CN 204157491U
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China
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pure oxygen
inlet
batch production
circulating water
outlet pipeline
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CN201420595947.7U
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颜阔秋
向坤
魏伏增
汤裕柿
吴杰
裴洛伟
裴雷
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GOLDBILL (FUJIAN) AQUACULTURE TECHNOLOGY Co Ltd
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GOLDBILL (FUJIAN) AQUACULTURE TECHNOLOGY Co Ltd
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Abstract

The utility model discloses a kind of efficient pure oxygen mixing arrangement of batch production seawater high-density circulating water cultivation, comprise body, centrifugal multistage pump multiple centrifugal pump; The left end of body is provided with water inlet, and right-hand member is provided with delivery port; Centrifugal multistage pump multiple centrifugal pump is connected on body by gripper shoe, and the water inlet of centrifugal multistage pump multiple centrifugal pump is connected with inlet pipeline; The other end of inlet pipeline is connected with suction hose; The water side of centrifugal multistage pump multiple centrifugal pump is connected with outlet pipeline; The delivery port of outlet pipeline is provided with nozzle; The injection direction of nozzle is contrary with the water inlet direction of body; Outlet pipeline is provided with venturi ejector; Venturi ejector is provided with pure oxygen inlet; Pure oxygen inlet is connected with outlet pipeline; Pure oxygen inlet is connected with liquid oxygen tank by gas high pressure pipe.The utility model structure is simple, reasonable in design, and energy consumption is low, and oxygen utilization rate is up to 99.9%, and being convenient to produce and safeguard, is a kind of economic, practical efficient pure oxygen mixing arrangement in batch production seawater high-density circulating water cultivation.

Description

A kind of efficient pure oxygen mixing arrangement of batch production seawater high-density circulating water cultivation
Technical field
The utility model relates to marine culture water-treatment technology field, refers more particularly to a kind of efficient pure oxygen mixing arrangement of batch production seawater high-density circulating water cultivation.
Background technology
Batch production high density circulating water cultivation is that culture fishery moves towards intensive, scale, Road to Modernization inevitable choice, represent following culture fishery developing direction.Wherein, the dissolved oxygen content in breeding water body is the most important condition realizing high density circulating water cultivation.At present, the dissolved oxygen in country facilities circulating water cultivation pond is mainly by air aeration, and one is that fan blower aeration power consumption is large, and noise is large; Two is air aeration dissolved oxygen weak effects (in air, oxygen content is only 21%), is difficult to realize batch production high density circulating water cultivation.
Therefore, pure oxygen adding technique becomes the key technology realizing high density circulating water cultivation.High dissolved oxygen in corresponding circulation should adopt high efficiency dissolving device to fill pure oxygen mode and complete.Patent name is a kind of dissolved oxygen device for aquaculture (CN201690904U), and its structure is too simple, and dissolved oxygen effect is poor, cannot meet the requirement of high density circulating water cultivation; Patent name is non-power inflatable pure oxygen high efficiency adding device (CN202009629U) by increasing the path and time that pure oxygen contacts with water body, to improve the interpolation efficiency of pure oxygen, but the dissolution rate of pure oxygen is only 70%, be difficult to meet the requirement of high density circulating water cultivation; Patent name is that culturing pool cycle water highly effective oxygen dissolving device (CN101224926B) oxygen utilization rate is higher, but its complex structure, localized design is unreasonable, is not easy to production management and maintenance, is difficult to large-scale promotion application; Studies in China and application show, also do not form the pure oxygen interpolation equipment of real economy, efficient adaptive type.
Utility model content
The purpose of this utility model is overcome above-mentioned weak point of the prior art and provide a kind of structure simple, reasonable in design, energy consumption is low, oxygen utilization rate is high, solves the efficient pure oxygen mixing arrangement of the batch production seawater high-density circulating water cultivation of the water body dissolved oxygen problem in high density circulating water cultivation.
The utility model realizes in the following way:
An efficient pure oxygen mixing arrangement for batch production seawater high-density circulating water cultivation, is characterized in that: comprise body 2, centrifugal multistage pump multiple centrifugal pump 4; Described body 2 is seal, and its left end is provided with water inlet 1, and right-hand member is provided with delivery port 9; Described centrifugal multistage pump multiple centrifugal pump 4 is connected on body 2 by gripper shoe 5, and the water inlet of described centrifugal multistage pump multiple centrifugal pump 4 is connected with inlet pipeline 3; The other end of described inlet pipeline 3 is connected with suction hose 12, and the mouth of pipe of described suction hose 12 is positioned at body 2 inside, and near water inlet 1 side of body 2; The water side of described centrifugal multistage pump multiple centrifugal pump 4 is connected with outlet pipeline 8; The delivery port of described outlet pipeline 8 is positioned at body 2 inside; The delivery port of described outlet pipeline 8 is provided with nozzle 11; Described outlet pipeline 8 is provided with venturi ejector 6; Described venturi ejector 6 is provided with pure oxygen inlet 7; Described pure oxygen inlet 7 is connected with outlet pipeline 8; Described pure oxygen inlet 7 is connected with liquid oxygen tank by gas high pressure pipe.
The injection direction of described nozzle 11 is contrary with the water inlet direction of body 2.
The bottom of described body 2 is connected with base 10.
Described nozzle 11 is multilayer hole cap-like structure.
The mouth of pipe of described suction hose 12 is arranged in the below of body 2 inside.
The beneficial effects of the utility model are: 1, structure is simple, and reasonable in design, centrifugal multistage pump multiple centrifugal pump is low in energy consumption, and without the need to Valve controlling, improve the service life of water pump; 2, dissolved oxygen rate is high, and oxygen utilization rate >99.9%, without the need to Oxygen recovery apparatus; 3, nozzle is multilayer hole cap-like structure, realizes pure oxygen mix with the efficient of water body by injection stream (with current opposite direction), simple and practical, is convenient to produce and later maintenance; 4, the inlet tube mouth of centrifugal multistage pump multiple centrifugal pump is positioned at the bottom of tubular body, when water body underfill body, can play one's part to the full.
Accompanying drawing explanation
Fig. 1 the utility model structural representation;
Fig. 2 the utility model nozzle arrangements schematic diagram.
Embodiment
Now by reference to the accompanying drawings, the utility model embodiment is described in detail in detail:
As shown in Figure 1 and Figure 2, a kind of efficient pure oxygen mixing arrangement of batch production seawater high-density circulating water cultivation, comprises body 2, centrifugal multistage pump multiple centrifugal pump 4; Body 2 is seal, and its left end is provided with water inlet 1, and right-hand member is provided with delivery port 9; Centrifugal multistage pump multiple centrifugal pump 4 is connected on body 2 by gripper shoe 5, and the water inlet of centrifugal multistage pump multiple centrifugal pump 4 is connected with inlet pipeline 3; The other end of inlet pipeline 3 is connected with suction hose 12, and the mouth of pipe of suction hose 12 is arranged in the below of body 2 inside, and near water inlet 1 side of body 2, when water body underfill body 2, can play one's part to the full; The water side of centrifugal multistage pump multiple centrifugal pump 4 is connected with outlet pipeline 8; The delivery port of outlet pipeline 8 is positioned at body 2 inside; The delivery port of outlet pipeline 8 is provided with the nozzle 11 of multilayer hole cap-like structure, and the injection direction of nozzle 11 is contrary with the water inlet direction of body 2, realizes pure oxygen and mixes with the efficient of water body; Outlet pipeline 8 is provided with venturi ejector 6; Venturi ejector 6 is provided with pure oxygen inlet 7; Pure oxygen inlet 7 is connected with outlet pipeline 8; Pure oxygen inlet 7 is connected with liquid oxygen tank by gas high pressure pipe.
The bottom of the utility model body 2 is connected with base 10.
During work, body 2 inside is by water inlet 1 and delivery port 9 normally water inlet and water outlet, open centrifugal multistage pump multiple centrifugal pump 4, the mouth of pipe of suction hose 12 sucks the water of body 2 inside, suck through inlet pipeline 3, exported by outlet pipeline 8 by centrifugal multistage pump multiple centrifugal pump 4, pure oxygen is by utilizing the pure oxygen inlet 7 on high-voltage tube access venturi ejector 6 after the gasification of liquid oxygen tank, due to " Venturi effect " physics principle at venturi ejector 6, negative pressure is produced at venturi ejector 6 place, pure oxygen will be inhaled into, mix with the water body in outlet pipeline 8, and sprayed with dispersion shape by the nozzle 11 of body 2 inside, and the injection direction of nozzle 11 and body 2 are intake, direction is contrary, this will increase water greatly, the contact area of gas and incorporation time, make water, gas is able to abundant mixing along with body 2 inside that is flowing in of water, finally inject culturing pool through delivery port 9, like this, the oxyty be dissolved in culturing pool is high, and stable, can meet the requirement of batch production high density circulating water cultivation, when in culturing pool, oxyty is higher, can be regulated by the air outlet valve of liquid oxygen tank one end, when culturing pool water body is comparatively large, dissolved oxygen amount deficiency is, one or more devices of can connecting use.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model specification and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.

Claims (5)

1. an efficient pure oxygen mixing arrangement for batch production seawater high-density circulating water cultivation, is characterized in that: comprise body (2), centrifugal multistage pump multiple centrifugal pump (4); Described body (2) is seal, and its left end is provided with water inlet (1), and right-hand member is provided with delivery port (9); Described centrifugal multistage pump multiple centrifugal pump (4) is connected on body (2) by gripper shoe (5), and the water inlet of described centrifugal multistage pump multiple centrifugal pump (4) is connected with inlet pipeline (3); The other end of described inlet pipeline (3) is connected with suction hose (12), the mouth of pipe of described suction hose (12) is positioned at body (2) inside, and near water inlet (1) side of body (2); The water side of described centrifugal multistage pump multiple centrifugal pump (4) is connected with outlet pipeline (8); The delivery port of described outlet pipeline (8) is positioned at body (2) inside; The delivery port of described outlet pipeline (8) is provided with nozzle (11); Described outlet pipeline (8) is provided with venturi ejector (6); Described venturi ejector (6) is provided with pure oxygen inlet (7); Described pure oxygen inlet (7) is connected with outlet pipeline (8); Described pure oxygen inlet (7) is connected with liquid oxygen tank by gas high pressure pipe.
2. the efficient pure oxygen mixing arrangement of a kind of batch production seawater high-density circulating water cultivation according to claim 1, is characterized in that: the injection direction of described nozzle (11) is contrary with the water inlet direction of body (2).
3. the efficient pure oxygen mixing arrangement of a kind of batch production seawater high-density circulating water cultivation according to claim 1, is characterized in that: the bottom of described body (2) is connected with base (10).
4. the efficient pure oxygen mixing arrangement of a kind of batch production seawater high-density circulating water cultivation according to claim 1, is characterized in that: described nozzle (11) is multilayer hole cap-like structure.
5. the efficient pure oxygen mixing arrangement of a kind of batch production seawater high-density circulating water cultivation according to claim 1, is characterized in that: the mouth of pipe of described suction hose (12) is arranged in the inner below of body (2).
CN201420595947.7U 2014-10-15 2014-10-15 A kind of efficient pure oxygen mixing arrangement of batch production seawater high-density circulating water cultivation Active CN204157491U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111646637A (en) * 2020-05-21 2020-09-11 佛山市富硒康生物科技有限公司 High-density circulating water fish culture device and method thereof
CN113387432A (en) * 2021-07-28 2021-09-14 中国水产科学研究院渔业机械仪器研究所 Jet type fluidized bed

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111646637A (en) * 2020-05-21 2020-09-11 佛山市富硒康生物科技有限公司 High-density circulating water fish culture device and method thereof
CN113387432A (en) * 2021-07-28 2021-09-14 中国水产科学研究院渔业机械仪器研究所 Jet type fluidized bed

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