CN210746724U - Shipborne culture system for realizing multi-layer culture by utilizing ventilation and pressurization - Google Patents
Shipborne culture system for realizing multi-layer culture by utilizing ventilation and pressurization Download PDFInfo
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- CN210746724U CN210746724U CN201921301612.9U CN201921301612U CN210746724U CN 210746724 U CN210746724 U CN 210746724U CN 201921301612 U CN201921301612 U CN 201921301612U CN 210746724 U CN210746724 U CN 210746724U
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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
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- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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Abstract
The utility model provides a ship-borne cultivation system for realizing multi-layer cultivation by utilizing ventilation and pressurization, a plurality of relatively independent closed cultivation air chambers are sequentially arranged in a ship-borne cultivation cabin from bottom to top, a plurality of groups of water inlet pipelines and water drainage pipelines are arranged on the side wall of the ship-borne cultivation cabin corresponding to each cultivation air chamber at different heights, one ends of the water inlet pipelines and the water drainage pipelines are connected with an external water area, and the other ends are arranged in each cultivation air chamber; the closed culture air chambers are divided into a first culture air chamber and a second culture air chamber by taking the liquid level of an external water area as a boundary, the first culture air chamber is communicated with the atmosphere, the internal air pressure of the second culture air chamber is higher than that of the first culture air chamber, and the deeper the depth of the second culture air chamber, the larger the internal air pressure is. The utility model provides high breed air chamber quantity in the unit area, simultaneously reasonable has adjusted the width-depth ratio of breeding the cabin, through the mode of the pressurize of ventilating, has reduced the lift of intake pump, and then has reduced pump power, energy saving consumption.
Description
Technical Field
The utility model relates to a ship engineering and aquaculture technical field to marine aquaculture, provide an utilize the on-board farming systems who ventilates pressurization and realize multilayer breed.
Background
The aquaculture production mode of China is extensive, is influenced by the deterioration of the external water area environment and the deterioration of the internal water quality, the culture space of inland and coastal near shore is extruded, and the safety problem of the cultured products is increasingly prominent.
Moving to deep and open sea, the development of mariculture is an important way to meet the increasing demand for aquatic product supply. Shipborne aquaculture modes, particularly those in the deep open sea, have several significant advantages, including: the seawater resource is rich, and the water quality is excellent; the marine organisms and sea resources are rich, and the development value is stable for a long time; the sea area culture capacity is high.
At present, each culture cabin of shipborne culture is generally distributed on a horizontal plane, and the width requirement of the ship body is higher in the mode, so that the transverse area of the ship body is increased, and the space utilization rate is not high.
SUMMERY OF THE UTILITY MODEL
The utility model discloses constructed a method is supported in closed multilayer cabin, each breed the cabin and be vertical distribution from top to bottom, every is bred the cabin and passes through the water pump and realize the exchange of aquaculture water body and external water, for the ease of observing and for breeding the variety and taking a breath and facilitate, sets up the air chamber above every is bred the cabin liquid level. In order to reduce the power of the water inlet pump and the water outlet pump and save energy, the pressure inside and outside the cabin is balanced in a mode of ventilating the air chamber.
A ship-borne cultivation system for realizing multi-layer cultivation by utilizing ventilation and pressurization is disclosed, wherein the closed ship-borne cultivation system comprises a ship-borne cultivation cabin arranged in a water area, a plurality of relatively independent closed cultivation air chambers are sequentially arranged in the ship-borne cultivation cabin from bottom to top, a plurality of groups of water inlet pipelines and water discharge pipelines are arranged on the side wall of the ship-borne cultivation cabin at different heights corresponding to the cultivation air chambers, pumps are respectively arranged on the water inlet pipelines and the water discharge pipelines, one ends of the water inlet pipelines and the water discharge pipelines are connected with an external water area, the other ends of the water inlet pipelines and the water discharge pipelines are arranged in the cultivation air chambers, the water inlet end of the water discharge pipeline is arranged at the middle upper part of the side wall of the cultivation air chamber, the bottom of each cultivation air chamber is also provided with a forced discharge pipeline, the other end of the forced discharge pipeline is;
the closed culture air chambers are divided into a first culture air chamber above and a second culture air chamber below by taking the liquid level of an external water area as a boundary, the first culture air chamber is communicated with the atmosphere, the internal air pressure of the second culture air chamber is higher than that of the first culture air chamber, and the deeper the depth of the second culture air chamber, the larger the internal air pressure.
Further, the internal air pressure control value of each second culture air chamber is P ═ P0+ρgh；
P0The atmospheric pressure of the outside water surface is defined as rho, the density of water is defined as g, the gravity acceleration is defined as h, and the height difference between the liquid level of the culture cabin and the outside water surface is defined as h.
Furthermore, each second cultivation air chamber is provided with a pressure adjusting pipeline, one end of the pressure adjusting pipeline is communicated with the atmosphere, and the other end of the pressure adjusting pipeline is arranged at the top of the second cultivation air chamber.
Further, the pressure regulating pipeline is composed of a pressure releasing pipeline and a pressurizing pipeline, a pressure releasing valve is arranged at one end, communicated with the atmosphere, of the pressure releasing pipeline, and a booster pump is arranged at one end, communicated with the atmosphere, of the pressurizing pipeline.
Furthermore, a liquid level sensor is arranged on the side wall of the preset highest liquid level of each breeding air chamber and connected with a pump on the drainage pipeline.
Furthermore, the pumps arranged on the water inlet pipeline and the water outlet pipeline of the same culture air chamber are positioned on the same horizontal line.
The utility model adopts the culture cabins which are distributed longitudinally, reduces the occupied area on the horizontal plane, improves the quantity of the culture cabins which are arranged in a unit area, and is beneficial to improving the yield; in addition, the width-depth ratio (width-depth ratio) of the culture cabin is reasonably adjusted; through the mode of keeping pressure of ventilating, reduced the lift of intake pump, and then reduced pump power, energy saving consumed.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions 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 to obtain other drawings without inventive labor.
Fig. 1-2 are sectional views of a shipborne cultivation system for realizing multi-layer cultivation by ventilation and pressurization according to the present invention;
fig. 3 is a cross-sectional view of fig. 1 rotated 90 degrees horizontally.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the present invention.
In order to thoroughly understand the present invention, detailed steps and detailed structures will be provided in the following description so as to explain the technical solution of the present invention. The preferred embodiments of the present invention are described in detail below, however, other embodiments of the present invention are possible in addition to these detailed descriptions.
As shown in FIGS. 1-3, the utility model provides an utilize pressurization of ventilating to realize multi-layer cultivation's on-board farming systems, closed on-board farming systems includes an on-board farming cabin 100 of locating in the waters, a plurality of relatively independent closed farming air chambers have set gradually from bottom to top in on-board farming cabin 100, on-board farming cabin lateral wall corresponds each farming air chamber in different height department and has seted up and put a plurality of water inlet pipe and drain line, all dispose the pump on water inlet pipe and the drain line, water inlet pipe and drain line's one end links to each other with outside waters, the other end is located in each farming air chamber, the well upper portion of farming air chamber lateral wall is located to drain line's the end of intaking, and the bottom of each farming air chamber still is provided with the forced-ventilated pipeline, the other end and the drain line of forced-ventilated pipeline link to each other, be provided with the. The closed culture air chambers are divided into a first culture air chamber 10 above and a second culture air chamber 20 below by taking the liquid level of an external water area as a boundary, the first culture air chamber 10 is communicated with the atmosphere, the internal air pressure of the second culture air chamber 20 is higher than that of the first culture air chamber 10, and the deeper the depth of the second culture air chamber 20 is, the larger the internal air pressure is.
The utility model adopts the culture cabins which are distributed longitudinally, reduces the occupied area on the horizontal plane, improves the quantity of the culture cabins which are arranged in a unit area, and is beneficial to improving the yield; in addition, the width-depth ratio (width-depth ratio) of the culture cabin is reasonably adjusted; through the mode of keeping pressure of ventilating, reduced the lift of intake pump, and then reduced pump power, energy saving consumed.
In an alternative embodiment, the internal air pressure of each second cultivation air chamber 20 is controlled to be P ═ P0+ ρ gh. Wherein, P0The atmospheric pressure of the outside water surface is defined as rho, the density of water is defined as g, the gravity acceleration is defined as h, and the height difference between the liquid level of the culture cabin and the outside water surface is defined as h. When water is pumped or drained, the internal pressure of the second culture air chamber 20 is equal to the pressure at the water pumping port or the water draining port, so that the lifts of the water inlet pump and the water draining pump can be reduced, the power of the water inlet pump and the water outlet pump can be reduced, and energy is saved. As shown in fig. 2, 3 culture air chambers are provided in the onboard culture tank 100, and the lower two culture air chambers are the second culture air chambers 20. The height difference between the liquid level of the culture cabin of the two second culture air chambers 20 and the external water level is h (m) and h (1), respectively.
In an alternative embodiment, each second culture air chamber 20 is configured with a pressure adjusting pipeline, one end of the pressure adjusting pipeline is communicated with the atmosphere, and the other end of the pressure adjusting pipeline is arranged at the top of the second culture air chamber 20 so as to be communicated with the space 22 between the liquid level of the second culture air chamber 20 and the ceiling. Preferably, the pressure regulating line is composed of a pressure release line 27 and a pressurizing line 29, wherein a pressure release valve 28 is arranged at one end of the pressure release line 27 communicated with the atmosphere, and a pressurizing pump is arranged at one end of the pressurizing line 29 communicated with the atmosphere.
In an alternative embodiment, a liquid level sensor is arranged on the side wall of each culture air chamber with the preset highest liquid level and is connected with a pump on a drainage pipeline. When the liquid level is over the liquid level sensor, the drainage pump of the drainage pipeline can be automatically started to drain water, so that the liquid level in each cultivation air chamber is always below the preset height.
In the figure, the height of the culture liquid level above and below the draught of a ship is taken as a boundary line, and the culture area is divided into an upper culture area and a lower culture area with different control logics. To each cultivation air chamber (namely first cultivation air chamber 10) of the upper cultivation area, the first water inlet pump 11 on the first water inlet pipeline is used for pumping outside water to be injected into the first cultivation air chamber 10, after the water level in the first cultivation air chamber 10 reaches the specified liquid level, the first water drainage pump 13 on the first water drainage pipeline 14 is started, redundant water flows out of the cabin through the first water drainage pipeline 14, and exchange between each cultivation air chamber of the upper cultivation area and the outside water is achieved. When more feed residues and excrement are produced after feeding or according to the needs of the culture process, the first forced-ventilated pump 15 on the first forced-ventilated pipeline 16 is started to forcibly discharge the sewage at the bottom of the first culture air chamber 10 to the outside of the cabin. Wherein, the top of the first cultivation air chamber 10 is provided with an air hole, so that the space 12 between the liquid level of the first cultivation air chamber 10 and the cabin top is directly connected with the atmosphere.
For each cultivation air chamber (namely the second cultivation air chamber 20) of the cultivation area below, the second water inlet pump 21 on the second water inlet pipeline is used for pumping outside water to be injected into the second cultivation air chamber 20, after the water level in the second cultivation air chamber 20 reaches the specified liquid level, the second drainage pump 23 on the second drainage pipeline 24 is started, redundant water flows out of the cabin through the second drainage pipeline 24, and exchange between each cultivation air chamber of the cultivation area above the ship draft and the outside water is achieved. When more feed residues and excrement are produced after feeding or the requirement of the culture process is met, the second forced-ventilated pump 25 on the second forced-ventilated pipeline 26 is started to forcibly discharge the sewage at the bottom of the second culture air chamber 20 to the outside of the cabin.
In addition, each second culture air chamber 20 is provided with a pressure adjusting pipeline, and the internal pressure can be adjusted according to the current depth of the second culture air chamber 20. For the specific adjustment formula, please refer to the above description. Through strengthening the inside atmospheric pressure to second breed air chamber 20, when drawing water or drainage, the inside pressure of second breed air chamber 20 equals with the pressure of drawing water mouthful or drain department, and this is favorable to reducing the lift of intake pump and drainage pump to can reduce the power of business turn over water pump, the energy saving.
The above description is directed to the preferred embodiment of the present invention. It is to be understood that the invention is not limited to the particular embodiments described above, and that devices and structures not described in detail are understood to be implemented in a manner common in the art; without departing from the scope of the invention, it is intended that the present invention shall not be limited to the above-described embodiments, but that the present invention shall include all the modifications and variations of the embodiments. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention all still fall within the protection scope of the technical solution of the present invention, where the technical entity does not depart from the content of the technical solution of the present invention.
Claims (6)
1. A ship-borne cultivation system for realizing multi-layer cultivation by utilizing ventilation and pressurization is characterized in that the closed type ship-borne cultivation system comprises a ship-borne cultivation cabin arranged in the water area, a plurality of relatively independent closed culture air chambers are sequentially arranged in the shipborne culture cabin from bottom to top, a plurality of groups of water inlet pipelines and water discharge pipelines are arranged on the side wall of the shipborne culture cabin corresponding to the culture air chambers at different heights, pumps are arranged on the water inlet pipelines and the water discharge pipelines, one end of the water inlet pipeline and one end of the water discharge pipeline are connected with an external water area, the other end of the water inlet pipeline is arranged in each cultivation air chamber, the water inlet end of the water discharge pipeline is arranged at the middle upper part of the side wall of each cultivation air chamber, the bottom of each culture air chamber is also provided with a forced drainage pipeline, the other end of the forced drainage pipeline is connected with the drainage pipeline, and a forced drainage pump is arranged on the forced drainage pipeline;
the closed cultivation air chamber is divided into a first cultivation air chamber above and a second cultivation air chamber below by taking the liquid level of an external water area as a boundary, the first cultivation air chamber is communicated with the atmosphere, the internal air pressure of the second cultivation air chamber is higher than that of the first cultivation air chamber, and the deeper the depth of the second cultivation air chamber, the larger the internal air pressure is.
2. The shipborne cultivation system for multi-layer cultivation by utilizing aeration and pressurization as claimed in claim 1, wherein the internal air pressure control value of each second cultivation air chamber is P-P0+ρgh；
P0The atmospheric pressure of the outside water surface is defined as rho, the density of water is defined as g, the gravity acceleration is defined as h, and the height difference between the liquid level of the culture cabin and the outside water surface is defined as h.
3. The shipborne cultivation system for realizing multi-layer cultivation by utilizing aeration and pressurization as claimed in claim 2, wherein each second cultivation air chamber is provided with a pressure adjusting pipeline, one end of the pressure adjusting pipeline is communicated with the atmosphere, and the other end of the pressure adjusting pipeline is arranged at the top of the second cultivation air chamber.
4. The shipborne cultivation system for realizing multi-layer cultivation by utilizing ventilation and pressurization as claimed in claim 3, wherein the pressure regulating pipeline is composed of a pressure release pipeline and a pressurization pipeline, a pressure release valve is arranged at one end of the pressure release pipeline communicated with the atmosphere, and a booster pump is arranged at one end of the pressurization pipeline communicated with the atmosphere.
5. The shipborne cultivation system for realizing multi-layer cultivation by utilizing aeration and pressurization as claimed in claim 1, wherein the side wall of the preset highest liquid level of each cultivation air chamber is provided with a liquid level sensor which is connected with a pump on the drainage pipeline.
6. The shipborne cultivation system for multi-storey cultivation by aeration pressurization according to claim 1, wherein the pumps arranged on the water inlet pipeline and the water outlet pipeline of the same cultivation air chamber are located on the same horizontal line.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921301612.9U CN210746724U (en) | 2019-08-08 | 2019-08-08 | Shipborne culture system for realizing multi-layer culture by utilizing ventilation and pressurization |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921301612.9U CN210746724U (en) | 2019-08-08 | 2019-08-08 | Shipborne culture system for realizing multi-layer culture by utilizing ventilation and pressurization |
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| CN210746724U true CN210746724U (en) | 2020-06-16 |
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| CN201921301612.9U Active CN210746724U (en) | 2019-08-08 | 2019-08-08 | Shipborne culture system for realizing multi-layer culture by utilizing ventilation and pressurization |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110326570A (en) * | 2019-08-08 | 2019-10-15 | 中国水产科学研究院渔业机械仪器研究所 | A kind of boat-carrying cultivating system for realizing multilayer cultivation using ventilation pressurization |
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- 2019-08-08 CN CN201921301612.9U patent/CN210746724U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110326570A (en) * | 2019-08-08 | 2019-10-15 | 中国水产科学研究院渔业机械仪器研究所 | A kind of boat-carrying cultivating system for realizing multilayer cultivation using ventilation pressurization |
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