CN218784183U - Oxygenation device and circulating water aquaculture system - Google Patents
Oxygenation device and circulating water aquaculture system Download PDFInfo
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- CN218784183U CN218784183U CN202223081304.4U CN202223081304U CN218784183U CN 218784183 U CN218784183 U CN 218784183U CN 202223081304 U CN202223081304 U CN 202223081304U CN 218784183 U CN218784183 U CN 218784183U
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- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The utility model discloses an oxygenation device and circulating water aquaculture system, the oxygenation device includes: an oxygen increasing member having a flow chamber formed therein for the flow of oxygen and water, the flow chamber including at least: the first cavity is vertically arranged; an input interface part which is formed at the upper end of the first cavity and is communicated with the first cavity; and the output interface part is communicated with the flow cavity and is used for outputting the water flow after the oxygen is dissolved. The utility model provides a neotype oxygenation device, it can realize energy-conserving, high-efficient, economical oxygenation, need not to add the pipeline and utilize the electric energy to realize the oxygenation operation as power, has improved the dissolved oxygen rate.
Description
Technical Field
The utility model relates to an aquaculture technical field especially relates to an improvement that is arranged in oxygenation device structure of circulating water aquaculture system.
Background
High quality, high yield, high efficiency and environmental protection type factory circulating water aquaculture mode is more and more emphasized by the industry. Namely, the aquaculture water is returned to the aquaculture pond after a series of treatments such as mechanical filtration, protein separation, biological treatment, ultraviolet sterilization, oxygenation, temperature regulation and the like, so that a healthy and green aquaculture mode for recycling the aquaculture water is realized.
With the increase of aquaculture density, the requirements of oxygen increasing on economy, efficiency and the like are higher and higher.
The existing aeration modes mainly used include aeration, jet pipe type aeration, oxygen cone and the like, but the aeration mode has extremely low oxygen dissolution efficiency, is mainly used for emergency aeration in a culture pond under emergency conditions of system power failure, water cut and the like, and is not suitable for the aeration mode when the system normally operates;
the oxygen cone is mainly suitable for an ultrahigh-density intensive system; in actual production, a pressurizing water pump needs to be arranged for realizing high water head pressure, so that the problem of high power consumption is caused, and in addition, in a circulating water system, the arrangement of an oxygen cone generally generates the requirement of double water inlet pipelines, so that the pipeline cost and the corresponding civil engineering and installation cost are increased.
SUMMERY OF THE UTILITY MODEL
The above-mentioned shortcoming that the oxygenation mode exists to among the prior art, the utility model provides a novel oxygenation device, it can realize energy-conserving, high-efficient, economical oxygenation, need not to add the pipeline and utilize the electric energy to realize the oxygenation operation as power, has improved the dissolved oxygen rate.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an oxygenation device, include:
an oxygen increasing member having a flow chamber formed therein for the flow of oxygen and water, the flow chamber including at least:
the first cavity is vertically arranged;
the input interface part is formed at the upper end of the first cavity and is communicated with the first cavity;
and the output interface part is communicated with the flow cavity and is used for outputting the water flow after the oxygen is dissolved.
In some embodiments of the present application, the oxygen increasing component includes a first branch pipe and a second branch pipe, the second branch pipe is sleeved outside the first branch pipe, the first cavity is formed in the first branch pipe, a second cavity is formed between the first branch pipe and the second branch pipe, the second cavity is communicated with the first cavity, and the output interface part is disposed on the second cavity.
In some embodiments of the present application, the oxygen increasing component is a bent oxygen increasing pipe, which at least includes:
a first bending section arranged vertically;
the second bending section is vertically arranged and is opposite to the first bending section;
the connecting section is horizontally arranged and connected between the first bending section and the second bending section;
the first cavity is formed in the first bending section or the second bending section.
In some embodiments of the present application, the input interface portion includes a first interface portion and a second interface portion, and both the first interface portion and the second interface portion are communicated with the upper portion of the first cavity.
In some embodiments of the present application, a protective sleeve adapted to the shape of the oxygen increasing component is wrapped on the outer side of the oxygen increasing component.
In some embodiments of the subject application, the input interface portion height is greater than the output interface portion height.
In some embodiments of the present application, the input interface is lower in height than the output interface, and a power transfer pump is arranged at the input interface to drive the flow of water and oxygen and to ensure that water and oxygen can be output from the output interface.
In some embodiments of the present application, an exhaust portion in communication with an oxygen recovery device is provided at the output interface portion.
A circulating water aquaculture system comprises a culture pond, culture pond water treatment equipment and an oxygenation device in the technical scheme, wherein an output interface part is communicated with the culture pond, a first interface part is communicated with the culture pond water treatment equipment, and a second interface part is connected with an oxygen source.
The technical scheme of the utility model relative prior art have following technological effect:
the utility model provides an oxygenation device, it utilizes rivers and oxygen to realize the pressurization to rivers and oxygen from input interface portion to the hydrostatic pressure change that the difference in height corresponds at first cavity bottom during the use, need not additionally to adopt the pressure water pump to pressurize, need not to use external power, has realized energy-conserving, economic effect;
in addition, by utilizing the hydrostatic pressure to pressurize the water flow and the oxygen, the dissolution rate of the oxygen and the water flow can be further improved, and the dissolution rate of the oxygen is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of an embodiment of an oxygen increasing device according to the present invention;
FIG. 2 is a schematic structural view of another embodiment of an oxygen increasing device according to an embodiment of the present invention;
FIG. 3 is a schematic view of a circulating water aquaculture system according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a circulating water aquaculture system in an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In the foregoing description of embodiments, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
Example one
The utility model provides an embodiment of oxygenation device, include:
an oxygen increasing member 100;
a flow chamber for oxygen and water flows is formed inside thereof, and the flow chamber is mainly used for oxygen and water flows to be dissolved therein.
The flow chamber at least comprises:
a first cavity 150 arranged vertically;
an input interface 300 formed at an upper end of the first cavity 150 and communicating with the first cavity 150;
an output interface 400, which is communicated with the flow chamber, for outputting the water flow after dissolving oxygen.
When the oxygen increasing device in this embodiment is used, oxygen and water flow can be introduced from the input interface 300, the input interface 300 is communicated with the first cavity 150, and the introduced water flow and oxygen flow can flow back into the vertically arranged first cavity 150 through the input interface 300.
Since the input interface 300 is formed above the first cavity 150, water and oxygen flowing into the first cavity 150 enter from the upper end of the first cavity 150.
Since the first cavity 150 is vertically arranged, when the water flow and the oxygen flow along the first cavity 150, the hydrostatic pressure gradually increases along with the increase of the depth of the first cavity 150, and the corresponding hydrostatic pressure is greater than the hydrostatic pressure of the water flow and the oxygen at the input interface 300, and the closer to the bottom of the first cavity 150, the greater the hydrostatic pressure is.
When the oxygen and the water flow reach the bottom position of the first cavity 150, the hydrostatic pressure is maximum, the oxygen transmission rate is accelerated, and the oxygen dissolving effect is best; the dissolved oxygen is more sufficient, and the dissolved oxygen rate is improved.
When the oxygenation device in the embodiment is used, the water flow and the oxygen are pressurized by utilizing the change of the hydrostatic pressure corresponding to the height difference between the water flow and the oxygen from the input interface part 300 to the bottom of the first cavity 150, a pressurizing water pump is not additionally adopted for pressurization, external power is not required, and the effects of energy conservation and economy are realized;
in addition, by utilizing the hydrostatic pressure to pressurize the water flow and the oxygen, the dissolution rate of the oxygen and the water flow can be further improved, and the dissolution rate of the oxygen is improved.
In some embodiments of the present application, the oxygen increasing component 100 includes a first branch pipe 110 and a second branch pipe 120, the second branch pipe 120 is sleeved outside the first branch pipe 110, the first cavity 150 is formed in the first branch pipe 110, a second cavity 160 is formed between the first branch pipe 110 and the second branch pipe 120, the second cavity 160 is communicated with the first cavity 150, and the output interface 400 is disposed on the second cavity 160.
That is, when the aerator 100 is installed, the pipe set structure is provided, the second branch pipe 120 is sleeved outside the first branch pipe 110, and the bottom of the first pipe is open and is communicated with the second cavity 160 between the first branch pipe 110 and the second branch pipe 120.
When arranged, the first branch pipe 110 is vertically arranged, and the second branch pipe 120 is also vertically arranged.
The water flow and the oxygen enter the first branch pipe 110 from the input interface 300, and flow downward along the height direction of the first branch pipe 110, the pressure applied to the water flow and the oxygen increases with the increase of the downward flow depth, and the dissolution rate of the oxygen is improved under the action of the increasing pressure.
The mixture of oxygen and water flowing out from the bottom of the first branch pipe 110 enters the second branch pipe 120, and similarly, the hydrostatic pressure acts on the mixture in the second branch pipe 120 to further dissolve oxygen, and the oxygen-dissolved mixture of water and oxygen finally flows out from the output interface 400.
Through the sleeve structure who sets up, utilize the different high position departments of branch pipe to receive the hydrostatic pressure difference and can realize the pressurization, whole oxygenation simple structure, cost loss is low.
In some embodiments of the present application, the depth of the first branch pipe 110 and the second branch pipe 120 is 9-45m.
In some embodiments of the present application, the oxygen increasing component 100 is a bent oxygen increasing tube, which at least includes:
a first bending section 130 arranged vertically;
a second bending section 140 vertically arranged opposite to the first bending section 130;
a connection section horizontally arranged and connected between the first bending section 130 and the second bending section 140;
the first cavity 150 is formed in the first bending section 130 or the second bending section 140.
That is, the first bending section 130, the second bending section 140 and the connecting section are connected to form a U-shaped tube structure, the input interface 300 may be disposed on any one of the first bending section 130 or the second bending section 140, and correspondingly, the output interface 400 is correspondingly disposed on the other bending section.
The water flow and oxygen flow from the inlet interface 300 and then flow vertically downward along the bent section at one end, and as the water depth increases and the pressure increases, the oxygen is continuously pressurized and dissolved into the water, and when the oxygen is located at the bottom of the bent section, the dissolving effect is the best.
After reaching the bottom, it will pass through the connecting segment and then flow out of the output interface 400 at the other bend segment.
And the oxygen is pressurized by the gas pressure, so that the dissolving effect between the oxygen and the water flow is improved, and the dissolved oxygen rate is improved.
In some embodiments of the present application, the input interface 300 includes a first interface 310 and a second interface 320, and both the first interface 310 and the second interface 320 are communicated with the upper portion of the first cavity 150.
The first connector 310 is a first connector tip and the second connector 320 is a second connector tip.
The first interface can directly input water flow, the second interface tube head can be used for inputting oxygen, and the oxygen can be connected with an oxygen source when being input.
When the oxygen flow adjusting device is used, the second connector tube head can be connected with an oxygen source through the connecting tube, and in order to adjust the oxygen flow, an automatic oxygen flow adjusting device can be further arranged on the connecting tube and can directly adopt the means of the prior art.
The existing oxygen sources are mainly divided into: hyperbaric oxygen, liquid oxygen and on-site oxygen. To ensure availability and backup, at least 2 sources are typically available in most facilities.
The storage form is as follows: high-pressure oxygen is easily obtained from gas cylinders with the capacity of 3 to 7m under 170 atmospheric pressures (17 MPa). Pipes can be used to connect multiple cylinders together (in the form of a containerized lattice) to increase the weight capacity.
Liquid oxygen supply system: comprises a storage tank, a gas exchanger, a filter and a pressure regulator.
In general, liquid oxygen systems are very reliable and can operate even during power failures. Using a liquid oxygen system as a stand-by farm for blackouts, if problems arise, first consider whether it is caused by a shortage of storage in the liquid oxygen system or by an unexpected severe weather condition that is longer than expected.
Oxygen generation on site:
the structural form is as follows: oxygen may also be generated on-site using Pressure Swing Adsorption (PSA) or vacuum pressure swing adsorption (VSS) devices.
In some embodiments of the present application, the exterior of the oxygen increasing member 100 is wrapped with a protective sleeve 500 adapted to the shape thereof.
The protection sleeve 500 may be a concrete sleeve for protection, and is wrapped outside the oxygen increasing member 100.
In some embodiments of the present application, the height of the input interface 300 is higher than the height of the output interface 400, and the height of the input interface 300 is set to be higher to ensure that the water flow and the oxygen can be output from the output interface 400.
In some embodiments of the present application, the input interface 300 is lower than the output interface 400, and a power transmission pump is disposed at the input interface 300 for driving the flow of water and oxygen and ensuring that the water and oxygen can be output from the output interface 400, and the water and oxygen in the flow chamber are output outwards by the power of the power transmission pump.
In some embodiments of the present application, an exhaust portion communicating with an oxygen recovery device is disposed on the output interface portion 400.
In order to further improve the utilization rate of oxygen, during connection, the oxygen recovery device may also be connected to the connection pipe to deliver the recovered oxygen into the first cavity 150 again for use, so as to improve the total oxygen transfer efficiency.
The embodiment further provides a circulating water aquaculture system, which comprises a culture pond 600, a culture pond 600 water treatment device, and an oxygenation device according to the technical scheme, wherein the output interface part 400 is communicated with the culture pond 600, the first interface part 310 is communicated with the culture pond 600 water treatment device, and the second interface part 320 is connected with an oxygen source.
The water treatment apparatus of the cultivation pond 600 may comprise: mechanical filtering equipment, protein separation equipment, ultraviolet sterilization equipment and other existing equipment.
The water flow firstly enters the water treatment equipment of the culture pond 600, after the treatment of mechanical filtration, protein separation, ultraviolet sterilization, temperature regulation and the like, the water flow is input into the oxygenation component 100 from the input interface part 300 and enters the first cavity 150 which is vertically arranged, the water flow and the oxygen are pressurized and mutually dissolved, then the water flow is output from the output interface part 400, the output water enters the culture pond 600 and then flows back into the water treatment equipment of the culture pond 600 from the culture pond 600.
In the foregoing description of embodiments, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.
The above are only embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. An oxygenation device comprising:
an oxygen increasing member having a flow chamber formed therein for the flow of oxygen and water, the flow chamber including at least:
the first cavity is vertically arranged;
an input interface part which is formed at the upper end of the first cavity and is communicated with the first cavity;
and the output interface part is communicated with the flow cavity and is used for outputting the water flow after the oxygen is dissolved.
2. The aerator of claim 1, wherein the aerator comprises a first branch pipe and a second branch pipe, the second branch pipe is sleeved outside the first branch pipe, the first cavity is formed in the first branch pipe, a second cavity is formed between the first branch pipe and the second branch pipe, the second cavity is communicated with the first cavity, and the output interface is disposed on the second cavity.
3. The oxygenation device of claim 1, wherein the oxygenation member is a bent oxygenation tube comprising at least:
a first bending section arranged vertically;
the second bending section is vertically arranged and is opposite to the first bending section;
the connecting section is horizontally arranged and connected between the first bending section and the second bending section;
the first cavity is formed in the first bending section or the second bending section.
4. The oxygenation device of any one of claims 1 to 3, wherein the input interface comprises a first interface and a second interface, both of which are in communication with an upper portion of the first cavity.
5. The oxygenation device of any of claims 1 to 3, wherein the oxygenation member is externally wrapped with a protective sleeve adapted to the shape of the oxygenation member.
6. The oxygenation device of any of claims 1-3, wherein the input interface section is taller than the output interface section.
7. The oxygenation device of any of claims 1-3, wherein the input interface is at a lower elevation than the output interface, and wherein a power transfer pump is provided at the input interface to drive flow of water and oxygen and to ensure that water and oxygen can be output from the output interface.
8. An oxygen enhancing device according to any one of claims 1 to 3 wherein an exhaust port is provided in the output interface in communication with an oxygen recovery device.
9. A circulating water aquaculture system, comprising a culture pond and culture pond water treatment equipment, and is characterized by further comprising the oxygenation device of claim 4, wherein the output interface part is communicated with the culture pond, the first interface part is communicated with the culture pond water treatment equipment, and the second interface part is connected with an oxygen source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223081304.4U CN218784183U (en) | 2022-11-21 | 2022-11-21 | Oxygenation device and circulating water aquaculture system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223081304.4U CN218784183U (en) | 2022-11-21 | 2022-11-21 | Oxygenation device and circulating water aquaculture system |
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| Publication Number | Publication Date |
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| CN218784183U true CN218784183U (en) | 2023-04-04 |
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| CN202223081304.4U Active CN218784183U (en) | 2022-11-21 | 2022-11-21 | Oxygenation device and circulating water aquaculture system |
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