CN212279489U - High-efficiency pure oxygen mixer suitable for industrial sea and fresh water high-density circulating water culture - Google Patents
High-efficiency pure oxygen mixer suitable for industrial sea and fresh water high-density circulating water culture Download PDFInfo
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- CN212279489U CN212279489U CN202020922869.2U CN202020922869U CN212279489U CN 212279489 U CN212279489 U CN 212279489U CN 202020922869 U CN202020922869 U CN 202020922869U CN 212279489 U CN212279489 U CN 212279489U
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Abstract
The utility model relates to a high-efficient pure oxygen blender suitable for factory sea, fresh water high density recirculating aquaculture, including body, multistage centrifugal pump, set up the venturi ejector on the outlet pipeline of multistage centrifugal pump, the venturi ejector is connected in the high-pressure mixer front end, is provided with the pressure display table on the high-pressure mixer, is provided with the baffle in the intermediate position of high-pressure mixer, and the water inlet and the delivery port pipe connection of high-pressure mixer, and the water inlet of high-pressure mixer is located the left side of baffle; the water outlet of the high-pressure mixer is connected with a water outlet pipeline entering the pipe body, the water outlet of the high-pressure mixer is positioned on the right side of the baffle, a ball valve is arranged on the water outlet pipeline, and the ball valve is positioned on the upper portion of the pipe body. The utility model discloses go out water dissolved oxygen content and improved 5-8mg/L than original, improve more than 50% of original dissolved oxygen content, the oxygen utilization ratio reaches 100% almost, is an economy, practical pure oxygen mixing arrangement in the industrial sea water, fresh water recirculating water aquaculture.
Description
Technical Field
The utility model relates to an industrial recirculating aquaculture water treatment technology, in particular to an efficient pure oxygen mixer applied to industrial high-density recirculating aquaculture of sea and fresh water.
Background
The industrial high-density circulating water culture is an inevitable choice for the aquaculture industry going to intensive, large-scale and modern roads, represents the development direction of the future aquaculture industry, the conventional air oxygenation technology is difficult to realize the industrial high-density circulating water culture, therefore, the pure oxygen adding technology becomes a key technology for realizing the high-density circulating water culture, and the corresponding high dissolved oxygen in the circulating water system is completed by adopting a high-efficiency oxygen dissolving device. In the prior art, the oxygen dissolving efficiency of the oxygen cone is high, but the energy consumption is also highest, a high-pressure water pump is often required to be matched, and one oxygen dissolving cone is required to be matched with each culture pond. The authorized utility model patent right, an aquaculture oxygen dissolving device (CN 201690904U), has simple structure, dissolves oxygen in water by natural pressure through the Venturi physical principle, has poor oxygen dissolving effect, and cannot meet the requirement of high-density circulating water culture; the authorized utility model patent right-unpowered inflatable pure oxygen high-efficiency adding device (CN 202009629U) improves the adding efficiency of the pure oxygen by increasing the contact path and time of the pure oxygen and the water body, but the dissolution rate of the pure oxygen is only 70 percent, which is difficult to meet the requirement of high-density circulating water culture; the high-efficiency oxygen dissolving device (CN 101224926B) for circulating water in the culture pond, which is an authorized invention patent, has higher oxygen utilization rate, but has complex structure, unreasonable local design, inconvenient production management and maintenance and difficult large-scale popularization and application. In an authorized utility model patent, namely a high-efficiency pure oxygen mixing device (ZL 201420595947.7) for industrial seawater high-density circulating water culture, a high-pressure mixing area is not arranged after pure oxygen is added through a Venturi ejector, the pure oxygen directly enters a water body and is difficult to be fully mixed with the water body, so that the dissolved oxygen efficiency is not high, and the phenomenon of oxygen waste is caused; although the cover device has a certain effect in seawater industrial circulating water culture treatment, the effect is poor in fresh water industrial circulating water culture, and a future industrial circulating water system is a pure oxygen mixer which is required to have high dissolved oxygen efficiency and low energy consumption.
Domestic research and application show that no real economical and efficient equipment suitable for industrial sea and fresh water pure oxygen addition is formed.
Disclosure of Invention
In order to overcome the not enough of prior art, the utility model provides a high-efficient pure oxygen blender suitable for batch production sea, fresh water high density recirculating water aquaculture, its simple structure, reasonable in design, the energy consumption is low, and oxygen utilization ratio is high, has solved the water dissolved oxygen problem among the high density recirculating water aquaculture, the utility model discloses a pure oxygen blender improves 50% oxygenation effect than original, and fresh water also can be used has changed the defect that original equipment only can the sea water usefulness moreover.
In order to achieve the purpose, the utility model is realized by the following technical scheme:
the utility model relates to a high-efficient pure oxygen blender suitable for factory sea, fresh water high density recirculating aquaculture, including body, multistage centrifugal pump, nozzle, set up the venturi ejector on the outlet pipeline of multistage centrifugal pump, the venturi ejector is connected in the high-pressure mixer front end, is provided with the pressure display table on the high-pressure mixer, is provided with the baffle in the intermediate position of high-pressure mixer, and the water inlet of high-pressure mixer is connected with the outlet conduit of multistage centrifugal pump, and the water inlet of high-pressure mixer is located the left side of baffle; the water outlet of the high-pressure mixer is connected with a water outlet pipeline entering the pipe body, the water outlet of the high-pressure mixer is positioned on the right side of the baffle, a ball valve is arranged on the water outlet pipeline, and the ball valve is positioned on the upper portion of the pipe body.
The utility model discloses a further improvement lies in: the middle lower part of the baffle is provided with a plurality of rows of fine water passing holes, and the height of the highest row of fine water passing holes is lower than that of the water outlet of the high-pressure mixer.
The utility model discloses a further improvement lies in: the high-efficiency pure oxygen mixer further comprises a base, the lower part of the pipe body is supported by the base, a water inlet is formed in one end of the pipe body, and a water outlet is formed in the other end of the pipe body.
The utility model discloses a further improvement lies in: the multistage centrifugal pump is arranged above the middle part of the pipe body, and the suction pipe opening of the multistage centrifugal pump is close to the water inlet side of the pipe body and is positioned at the lower part in the pipe body.
The utility model discloses a further improvement lies in: the nozzle is arranged on the water outlet pipeline and is positioned in the pipe body, and the direction of the nozzle is opposite to that of the water inlet of the pipe body.
The utility model discloses a further improvement lies in: the nozzle is in a multi-layer cap-shaped structure.
The utility model has the advantages that: 1. the mixer of the utility model has simple structure and reasonable design, the high-pressure pure oxygen mixer is added, under the same condition, the dissolved oxygen content of the effluent is improved by 5-8mg/L compared with the original dissolved oxygen content, and the dissolved oxygen content is improved by more than 50 percent; 2. the utility model discloses a pure oxygen mixer dissolves oxygen rate height, and the oxygen utilization ratio reaches 100% almost, not only can be used for the sea water, but also can fully use in fresh water factory-like recirculating aquaculture system, can only obtain great achievement at the sea water use among the prior art, compares with current oxygen awl, dissolves oxygen efficiently, and energy consumption greatly reduced, the energy consumption is only 20% of oxygen awl.
The utility model has the advantages of simple structure and reasonable design, the energy consumption is low, and oxygen utilization ratio is 100% almost greatly, the production and the maintenance of being convenient for, this high-efficient pure oxygen blender not only is applicable to sea water high density recirculating aquaculture and also is fit for fresh water high density recirculating aquaculture, economy, practicality.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural diagram of the baffle 71 of the present invention.
Detailed Description
In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.
As shown in fig. 1-2, the utility model relates to a high-efficiency pure oxygen mixer suitable for industrial sea, fresh water high density recirculating aquaculture, which comprises a pipe body 2, a multistage centrifugal pump 4 and a nozzle 11, wherein a venturi ejector 6 is arranged on a water outlet pipeline 8 of the multistage centrifugal pump 4, a pure oxygen injection port 61 on the venturi ejector 6 is connected with a liquid oxygen tank or an oxygen generator through a gas high pressure pipe, the venturi ejector 6 is connected with the front end of a high pressure mixer 7, a pressure display table 72 is arranged on the high pressure mixer 7, a baffle plate 71 is arranged at the middle position of the high pressure mixer 7, a plurality of rows of fine water through holes 711 are arranged at the middle lower part of the baffle plate 71, the height of the highest row of fine water through holes 711 is lower than that of a water outlet of the high pressure mixer 7, a water inlet of the high pressure mixer 7 is connected with the water outlet pipeline 8 of the multistage centrifugal pump 4, and the water inlet of the high-pressure mixer 7 is positioned at the left side of the baffle plate 71; the water outlet of the high-pressure mixer 7 is connected with a water outlet pipeline 12 entering the pipe body 2, the water outlet of the high-pressure mixer 7 is located on the right side of the baffle 71, a ball valve 121 is arranged on the water outlet pipeline 12, and the ball valve 121 is located on the upper portion of the pipe body 2. High-efficient pure oxygen blender still includes base 10, the below of body 2 is passed through base 10 and is supported, the one end of body 2 is equipped with water inlet 1, the other end of body 2 is equipped with delivery port 9, multistage centrifugal pump 4 sets up body 2 middle part top is fixed through backup pad and body 2, and the suction pipe mouth 13 of multistage centrifugal pump 4 is close to body 2 water inlet 1 side, is located body 2 inner lower part, nozzle 11 sets up on the delivery port pipeline 12, just nozzle 11 is located in body 2, with the water inlet opposite direction of body 2, just nozzle 11 is multilayer cap-shaped structure.
The utility model discloses the application method of device is: the utility model relates to a high-efficient pure oxygen blender suitable for batch production sea, fresh water high density recirculating aquaculture, its during operation, body 2 is inside by water inlet 1 and the normal water that intakes of delivery port 9, go out water, open multistage centrifugal pump 4, the water that inhales 2 insides of body 13, intake pipe 3 through multistage centrifugal pump 4 inhales, export through outlet pipe 8 by multistage centrifugal pump 4, the oxygen that the pure oxygen produced through the gasification back of liquid oxygen jar or oxygenerator utilizes the pure oxygen filling opening 61 that the high-pressure tube got into venturi ejector 6, because "venturi effect" physics principle, produce the negative pressure in venturi ejector 6 department, the pure oxygen will be inhaled, at first get into the left side of baffle 71 in the high-pressure mixer 7, through adjusting ball valve 121 on the delivery port pipeline 12 of high-pressure mixer 7, make the manometer show about 0.5MPa, oxygen in the high-pressure mixer 7 like this carries out with the water under the effect of tiny water hole 711 on pressure and baffle 71 with the water and the water body carries out The oxygen-containing water body after mixing enters the high-efficiency pure oxygen mixer through the water outlet pipeline 12 and is released through the multi-layer cap-shaped structure nozzle 11 again, the water inlet direction is opposite to that of the high-efficiency pure oxygen mixer, the contact area and the mixing time of water and oxygen are greatly increased, and the high-oxygen water is finally injected into the culture pond through the water outlet 9 of the device. Therefore, the dissolved oxygen dissolved in the culture pond has high and stable concentration, can meet the requirement of industrial sea and fresh water high-density circulating water culture, and can be adjusted through the gas outlet valve at one end of the liquid oxygen tank or the oxygen generator when the dissolved oxygen concentration in the culture pond is higher; when the water body of the culture pond is large and the dissolved oxygen is insufficient, one or more devices can be connected in series for use.
The high-efficiency pure oxygen mixer of the utility model is additionally provided with the high-pressure pure oxygen mixer, under the same condition, the dissolved oxygen content of the effluent is improved by 5-8mg/L compared with the original (without increasing a high-pressure mixing area), and the dissolved oxygen content is improved by more than 50 percent; the utility model discloses a pure oxygen mixer dissolves oxygen rate height, and the oxygen utilization ratio reaches 100% almost, not only can be used for the sea water, but also can fully use in fresh water factory-like recirculating aquaculture system, compares with current oxygen awl, dissolves oxygen efficiently, and energy consumption greatly reduced, the energy consumption is only 20% of oxygen awl.
The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (5)
1. The utility model provides an efficient pure oxygen blender suitable for industrial sea, fresh water high density recirculating aquaculture, includes body (2), multistage centrifugal pump (4), nozzle (11), its characterized in that: a venturi ejector (6) is arranged on a water outlet pipeline (8) of the multistage centrifugal pump (4), the venturi ejector (6) is connected to the front end of a high-pressure mixer (7), a pressure display meter (72) is arranged on the high-pressure mixer (7), a baffle (71) is arranged at the middle position of the high-pressure mixer (7), a water inlet of the high-pressure mixer (7) is connected with the water outlet pipeline (8) of the multistage centrifugal pump (4), and a water inlet of the high-pressure mixer (7) is positioned on the left side of the baffle (71); the water outlet of the high-pressure mixer (7) is connected with a water outlet pipeline (12) entering the pipe body (2), the water outlet of the high-pressure mixer (7) is located on the right side of the baffle (71), a ball valve (121) is arranged on the water outlet pipeline (12), and the ball valve (121) is located on the upper portion of the pipe body (2).
2. The efficient pure oxygen mixer suitable for industrial sea and fresh water high-density recirculating aquaculture of claim 1, wherein: a plurality of rows of fine water passing holes (711) are formed in the middle lower part of the baffle (71), and the height of the highest row of fine water passing holes (711) is lower than that of the water outlet of the high-pressure mixer (7).
3. The efficient pure oxygen mixer suitable for industrial sea and fresh water high-density recirculating aquaculture of claim 1, wherein: the high-efficiency pure oxygen mixer further comprises a base (10), the lower part of the pipe body (2) is supported by the base (10), a water inlet (1) is formed in one end of the pipe body (2), and a water outlet (9) is formed in the other end of the pipe body (2).
4. The efficient pure oxygen mixer suitable for industrial sea and fresh water high-density recirculating aquaculture of claim 1, wherein: the multistage centrifugal pump (4) is arranged above the middle part of the pipe body (2), and the suction pipe opening (13) of the multistage centrifugal pump (4) is close to the water inlet (1) side of the pipe body (2) and is positioned at the lower part in the pipe body (2).
5. The efficient pure oxygen mixer suitable for industrial sea and fresh water high-density recirculating aquaculture of claim 1, wherein: the nozzle (11) is arranged on the water outlet pipeline (12), and the nozzle (11) is positioned in the pipe body (2) and opposite to the water inlet direction of the pipe body (2).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020922869.2U CN212279489U (en) | 2020-05-27 | 2020-05-27 | High-efficiency pure oxygen mixer suitable for industrial sea and fresh water high-density circulating water culture |
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| CN202020922869.2U CN212279489U (en) | 2020-05-27 | 2020-05-27 | High-efficiency pure oxygen mixer suitable for industrial sea and fresh water high-density circulating water culture |
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| CN212279489U true CN212279489U (en) | 2021-01-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113025484A (en) * | 2021-03-01 | 2021-06-25 | 雷小英 | Intelligent interactive culture equipment for algae microorganisms |
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- 2020-05-27 CN CN202020922869.2U patent/CN212279489U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113025484A (en) * | 2021-03-01 | 2021-06-25 | 雷小英 | Intelligent interactive culture equipment for algae microorganisms |
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