CN219421935U - Be applied to compound water pushing system of breed pond of facility fishery - Google Patents
Be applied to compound water pushing system of breed pond of facility fishery Download PDFInfo
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- CN219421935U CN219421935U CN202320054237.2U CN202320054237U CN219421935U CN 219421935 U CN219421935 U CN 219421935U CN 202320054237 U CN202320054237 U CN 202320054237U CN 219421935 U CN219421935 U CN 219421935U
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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
- 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 discloses a composite water pushing system of a culture pond applied to facility fishery, wherein a T-shaped water inlet device is erected on the pond wall of the culture pond, micro foam water pushing devices are arranged on the diagonal pond wall of the T-shaped water inlet device, and microporous aeration pipes are uniformly distributed along the bottom of the pond wall of the culture pond to form an annular air pushing mode; according to different cultivation stages, different combination modes of T-shaped water inflow and/or micro-foam water pushing and/or annular air pushing are carried out, water can flow directionally, a micro-flow water flow field is created, the method is more suitable for life habit of aquatic products, and the aquatic products are facilitated to grow; the water body is pushed to flow directionally by the water inlet thrust in a compound mode, the water pushing power can be increased by about 2 times, the sewage collecting efficiency can be greatly improved, and the comprehensive sewage collecting efficiency can be improved by 50%; simultaneously, can improve the work efficiency of collection dirty effect and dissolved oxygen demand greatly.
Description
Technical Field
The utility model relates to the technical field of aquaculture, in particular to a composite water pushing system of a culture pond applied to facility fishery.
Background
The facility fishery is a modern fishery cultivation facility established by utilizing engineering technology and industrial production modes, and achieves high yield and high economic benefit by manually controlling the optimal growth environment of fishes. Including industrial cultivation, cage cultivation, leisure fishery, artificial reefs and the like.
Compared with the traditional fishery, the facility fishery has higher mechanization and automation degree, and can rapidly apply the advanced cultivation technology; the facility fishery realizes high-density cultivation and water resource conservation through the treatment of circulating water and sewage, and is an environment-friendly, water-saving and high-yield cultivation mode; because most of personnel engaged in the facility fishery have higher science, technology and cultural quality, the production efficiency of the facility fishery is high, and the operation and management level of enterprises is also higher; it plays a great role in promoting the structural adjustment and technical progress of fishery industry in China.
Facility fishery is a cultivation mode which is highly dependent on facilities, equipment and high-density production, and cultivation objects grow in a cultivation pond in the whole cultivation stage, and a flow field environment which can be perceived is needed to maintain swimming balance. Solid wastes such as residual baits, feces and the like in the culture pond are extremely easy to deposit, so that the water quality is deteriorated, the health and the growth of the cultured animals are endangered, and the water environment is required to be removed in time to be stable and safe. Meanwhile, the water circulation energy consumption of the existing facility fishery culture is high, the water flow state of the pool is turbulent, and the dissolved oxygen level is not high.
Therefore, a water circulation mode which has low energy consumption, can enable water bodies to flow directionally, promote water body exchange and can raise the dissolved oxygen level of a culture pond is needed.
Disclosure of Invention
The utility model aims to provide a composite water pushing system for a culture pond in the facility fishery, which provides a brand new composite water pushing mode for the culture pond in the facility fishery, and can be switched or cooperatively used in different stages of culture by adopting a water pushing mode combining T-shaped water inlet, bottom annular air pushing and pure oxygen micro foam pushing so as to realize efficient removal of pollutants in the culture pond, promote effective exchange of the culture pond, water body and external water body, provide a micro-flowing water environment for the culture pond, and be more suitable for perching growth of fishes.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
a composite water pushing system of a culture pond applied to facility fishery is provided, wherein a T-shaped water inlet device and a micro-foam water pushing device are arranged along the side wall in the culture pond, the T-shaped water inlet device and the micro-foam water pushing device are diagonally arranged by taking the center of the culture pond as the center, and annular microporous aeration pipes are arranged along the periphery of the bottom of the culture pond;
the T-shaped water inlet device comprises a longitudinal pipeline, a horizontal pipeline and a positive tee joint, wherein the longitudinal pipeline and the horizontal pipeline are respectively and fixedly connected with the positive tee joint, the other port of the positive tee joint is connected with a water inlet pipe outside the pond, and the water inlet pipe part connected with the positive tee joint at least comprises a transverse section, an elbow and a vertical section; the T-shaped water inlet device is erected on the pool wall edge of the culture pool through a structure formed by matching a longitudinal pipeline, a tee joint, a transverse section of the water inlet pipe and a vertical section of the water inlet pipe, and the horizontal pipeline is arranged towards the center of the water surface of the culture pool; a plurality of first water outlet holes are axially formed in the longitudinal pipeline, and the water outlet direction of the first water outlet holes is parallel to the pool wall; a plurality of water outlet holes II are axially formed in the horizontal pipeline, and the water outlet direction of the water outlet holes II is parallel to the water surface of the culture pond; the water outlet direction of the water outlet hole I and the water outlet hole II face to the same side;
the micro-foam water pusher comprises a high-flow low-lift low-power submersible pump and a ceramic aerator, wherein the submersible pump is arranged at the bottom of the culture pond, and an outlet at the upper end of the submersible pump is connected to the ceramic aerator; the upper end of the ceramic aerator is provided with two ports, one port is connected with an oxygenerator outside the pool, the other port is an outlet, and the direction of the outlet is consistent with the water outlet direction of the T-shaped water inlet device; the whole micro-foam water pusher is abutted against the side wall; the water body in the culture pond is lifted by a submersible pump to flow through a ceramic aerator, pure oxygen conveyed by an oxygen generator enters the ceramic aerator, ceramic rings are arranged in the ceramic aerator and uniformly distributed in the water body flowing through the ceramic rings, so that a high-dissolved oxygen and white turbid gas-liquid mixture is formed to be flushed out of a micro-foam water pusher at a high speed, the water body of the culture pond is driven to flow directionally, and synchronous water pushing and oxygenation can be realized;
the microporous aeration pipe is connected with a fan, and compressed air is sent into the microporous aeration pipe which is annularly arranged at the bottom of the tank through the fan; a plurality of guide plates with the same inclination angle are arranged above the microporous aerator pipe, and the guide plates are fixed on the side wall; the air and gas-liquid mixture output by the microporous aeration pipe flows along the same direction under the action of the guide plate.
The water outlet direction of the T-shaped water inlet device, the water pushing direction of the micro-foam water pusher and the flow direction formed by the microporous aeration pipe face the water outlet direction of the T-shaped water inlet device, so that effective composite water pushing and oxygenation can be formed.
The longitudinal pipeline and the horizontal pipeline of the T-shaped water inlet device are manufactured by adopting PVC, PPR, PE pipelines commonly used for aquaculture. The T-shaped water inlet device is different from the traditional one-way single-port water inlet mode of a single elbow or a single pipe, and water bodies are sprayed out from two directions of two surfaces through the water outlet holes I and the water outlet holes II, so that water in the culture pond can be pushed to flow directionally at corresponding speed.
The water outlet hole I can be one or more rows of a plurality of round holes or longitudinal strip-shaped holes; the water outlet holes II can be one or more rows of a plurality of round holes or horizontal strip-shaped holes, and spray water towards the same side.
The water inlet pipe outside the pond of just tee bend connection mainly pumps new water into the water inlet pipeline through the water pump, and the water pump can adopt immersible pump or pipeline pump, perhaps also can carry new water into the water inlet pipeline through pressure differential equipment.
The upper side of the guide plate is at least 10 cm higher than the water outlet surface; and when aeration is performed, the gas-liquid mixture flows along one direction under the action of the guide plate, so that the water body of the whole culture pond is pushed to flow directionally.
The air pipeline that micropore aeration pipe top is connected is furnished with the fan, and the fan adopts roots's fan or vortex fan, and the fan inhales the air, exports high-pressure air after compressing, and high-pressure air passes through micropore aeration pipe and discharges and realize the aeration, has certain velocity of flow and heat during the discharge. The water depth of the general culture pond is fixed, and the type of the fan used is determined according to the water depth, specifically: when the water depth is less than or equal to 1.5 meters, a vortex fan is used, and when the water depth is more than or equal to 1.5 meters, a Roots fan is used. The air pipeline is a compressed air pipeline; air enters the fan, and air compressed by the fan is sent to the micropore aeration pipe through the compressed air pipeline.
The micropore aeration pipes are arranged according to the shape of the culture pond. When the culture pond is square, a circle of square microporous aeration pipes are arranged along the periphery of the bottom of the pond, and when the culture pond is a round pond, a circle of annular microporous aeration pipes are arranged.
The oxygenerator adopts a molecular sieve to separate oxygen in air, so that the provided oxygen concentration is ensured to be more than 90%, the pure oxygen is provided for the micro-foam water pusher, and the water pushing effect is improved under the gas-liquid mixing state.
According to the utility model, three water pushing modes are arranged in one culture pond, and independent or combined switching can be performed according to different culture stages of aquatic products and pollution discharge requirements of the culture pond.
The beneficial effects of the utility model are as follows:
(1) By adopting the three water pushing composite modes, compared with a water pushing mode that water body directional flow is pushed by only water inlet pushing force, the water pushing power of the water body directional flow type water pushing device can be increased by about 2 times, the sewage collecting efficiency can be greatly improved, and the comprehensive sewage collecting efficiency can be improved by 50%;
(2) In a culture pond in a circulating water state, the composite water pushing system is matched, so that the sewage collecting effect and the working efficiency of dissolved oxygen requirements can be greatly improved;
(3) In the culture pond under the non-circulating water state, the composite water pushing system is adopted, so that the water body can flow directionally, a micro-flowing water flow field is created, the method is more suitable for the life habit of aquatic products, and the growth of the aquatic products is facilitated.
Drawings
Fig. 1 is a layout structure layout diagram of the present utility model.
Fig. 2 is a schematic structural view of a T-type water inlet device according to the present utility model.
FIG. 3 is a schematic view of the structure of the present utility model without water.
Fig. 4 is a schematic view of the direction of belt flow that may be formed based on the structure of fig. 3.
FIG. 5 is a schematic view of the direction of annular air flow that can be formed by the microporous aerator pipe and the baffle of the present utility model.
Wherein, the reference numerals are as follows: 1-cultivation pond, 2-T type water inlet device, 3-longitudinal pipeline, 4-horizontal pipeline, 5-tee bend, 6-inlet tube, 7-follow-up pipeline, 8-water pump, 9-little foam water pusher, 10-high pressure oxygen pipeline, 11-oxygenerator, 12-micropore aeration pipe, 13-guide plate, 14-compressed air pipeline, 15-fan, 16-annular direction of pushing water, 17-apopore I, 18-apopore II.
Detailed Description
Example 1
As shown in figure 1, a composite water pushing system of a culture pond applied to facility fishery is provided with a T-shaped water inlet device 2 and a micro-foam water pushing device 9 along the side wall in the culture pond 1, wherein the T-shaped water inlet device 2 and the micro-foam water pushing device 9 are diagonally arranged by taking the center of the culture pond 1 as the center, and annular microporous aeration pipes 12 are arranged along the periphery of the bottom of the culture pond 1. Wherein, T type water inlet device 2 can set up in the passageway department between two rows of breed ponds 1, through valve control, is convenient for production operation and management. Fig. 2 shows a culture pond 1 without water injection, and the specific structure of the system can be seen, and the annular water pushing direction 16 can be formed according to the structure of fig. 2, as shown by an arrow in fig. 3.
According to the design of the composite water pushing system, wherein:
as shown in fig. 2, the T-shaped water inlet device 2 comprises a longitudinal pipeline 3, a horizontal pipeline 4 and a positive tee 5, wherein the longitudinal pipeline 3 and the horizontal pipeline 4 are respectively and fixedly connected with the positive tee 5, the other port of the positive tee 5 is connected with a water inlet pipe 6 outside the pool, the part of the water inlet pipe 6 connected with the positive tee 5 at least comprises a transverse section, an elbow pipe and a vertical section in sequence, and the vertical section is connected with a subsequent pipeline 7; the T-shaped water inlet device 2 is erected on the pool wall edge of the culture pool 1 through a structure formed by matching a longitudinal pipeline 3, a tee joint 5, a transverse section of a water inlet pipe 6 and a vertical section of the water inlet pipe 6, and a horizontal pipeline 4 is arranged towards the center of the water surface of the culture pool 1; a plurality of first water outlet holes 17 are axially formed in the longitudinal pipeline 3, and the water outlet direction of the first water outlet holes 17 is parallel to the pool wall; a plurality of second water outlet holes 18 are axially formed in the horizontal pipeline 4, and the water outlet direction of the second water outlet holes 18 is parallel to the water surface of the culture pond 1; the water outlet direction of the water outlet hole I17 and the water outlet hole II 18 face to the same side.
Further, the first water outlet hole 17 and the second water outlet hole 18 may be a plurality of round holes or bar-shaped holes.
The micro-foam water pusher 9 is formed by combining and connecting a large-flow low-lift low-power (corresponding parameter indexes are provided) submersible pump and a ceramic aerator, and the ceramic aerator is connected with an oxygen generator 11 outside the tank. The parameters of the submersible pump can be determined according to the culture size, and a round pool is taken as an example, and the diameter of the round pool is 5-6 meters: diameter of 7-8 meters: the lift is 1.2 meters, and the flow is 16000 liters/hour; the lift is 1.2 meters, and the flow rate is 20000 liters/hour; 9-10 meters diameter: the lift is 1.5 m, and the flow is 25000L/h. The water pump in the culture pond 1 is pressurized by the submersible pump, water rapidly flows through the ceramic aerator, the ceramic aerator is internally provided with the ceramic rings, pure oxygen is uniformly distributed into the flowing water through the ceramic rings, and a high-dissolved-oxygen and white-turbidity gas-liquid mixture is formed to be flushed out of the micro-foam water pusher 9 at a high speed, so that the culture pond 1 is driven to directionally flow, and the synchronous water pushing and oxygenation can be realized.
The oxygenerator 11 adopts molecular sieve to separate oxygen in the air, ensures that the provided oxygen concentration is more than 90%, and increases the water pushing effect under the gas-liquid mixing state by providing pure oxygen for the micro-foam water pusher 9 through the high-pressure oxygen pipeline 10.
The micropore aeration pipe 12 is connected with a fan 15, and compressed air is sent into the micropore aeration pipe 12 which is annularly arranged at the bottom of the pool through the fan 15; a plurality of guide plates 13 with the same inclination angle are arranged above the microporous aerator pipes 12, and the guide plates 13 are fixed on the side walls; the air output by the microporous aerator pipe 12 flows in the same direction under the action of the guide plate 13, as shown in fig. 5.
According to the utility model, a combined water pushing mode of three modes of T-shaped water inlet, micro-foam water pushing and annular air pushing is arranged in one culture pond 1, and independent or combined switching can be performed according to different culture stages of aquatic products and pollution discharge requirements of the culture pond 1. The specific application of the composite water pushing system is as follows:
(1) In the early stage of cultivation under the condition of water circulation, the unit water density in the cultivation pool 1 is small, the feeding amount is small, the pollutants such as feed residues, feces and the like are less, and the dissolved oxygen requirement is small;
the combined opening mode is as follows: at this stage, the T-shaped water inflow is kept normally open, and micro-foam water pushing is started at the same time, so that the water flow state and water pollutant removal of the culture pond 1 can be promoted under the condition of ensuring sufficient dissolved oxygen.
(2) In the middle stage of cultivation under the condition of water circulation, the unit water density in the cultivation pond 1 is centered, the feeding amount is gradually increased, the pollutants such as feed residues, feces and the like are gradually increased, and the dissolved oxygen requirement is relatively high in the stage. The T-shaped water inlet can be kept normally open, and a micro foam water pushing mode and/or an annular air pushing mode can be started according to requirements;
the combined opening mode is as follows: before feeding, starting T-shaped water inlet and micro-foam water pushing, 50-60 minutes after feeding, starting a combination of T-shaped water inlet, micro-foam water pushing and annular air pushing, and after the combination runs for 60 minutes, closing the annular air pushing, so as to keep the combination of T-shaped water inlet and micro-foam water pushing.
(3) In the later stage of cultivation under the condition of water circulation, the unit water density in the cultivation pond 1 is high, the feeding amount is high, the amount of pollutants such as feed residues, feces and the like is large, and the requirements for dissolved oxygen and timely removal of pollutants are high in the stage;
the combined opening mode is as follows: while keeping the T-shaped water inflow normally open, starting the micro-foam water pusher 9 and the annular air pusher, and removing pollutants in time while guaranteeing dissolved oxygen.
(4) In the early stage of cultivation under the condition that the water body is not circulated, the unit water body in the cultivation pool 1 has small density, less feeding amount, less pollutants such as feed residues, feces and the like, and small dissolved oxygen requirement;
the combined opening mode is as follows: the annular air pushing is only started at the stage, so that the water flow state of the culture pond 1 and the removal of water pollutants can be promoted while the dissolved oxygen requirement is ensured.
(5) In the middle and later stages of cultivation under the condition that the water body is not circulated, the density of the unit water body in the cultivation pond 1 is gradually increased, the feeding amount is gradually increased, the pollutants such as feed residues, feces and the like are gradually increased, and the requirements for dissolved oxygen and timely removal of the pollutants are also high in the stage;
the combined opening mode is as follows: simultaneously, T-shaped water inlet and annular air pushing are started, so that sufficient dissolved oxygen is ensured, and pollutants are collected in time.
When the utility model is used for the culture pond 1 in the circulating water state, the water body can be pushed to flow directionally by solely depending on the water inlet power, and the sewage collecting effect and the dissolved oxygen requirement of the culture pond 1 are met. In a specific embodiment, the energy consumption of the traditional 300-cube water body culture system is about 7.5kw.h, and only 4.8kw.h is needed for achieving the same effect after the traditional 300-cube water body culture system is matched with the composite water pushing system, so that the method has the obvious characteristics of high efficiency and energy conservation.
Example 2
On the basis of the embodiment 1, the longitudinal pipeline 3 and the horizontal pipeline 4 of the T-shaped water inlet device 2 can be made of PVC, PPR or PE pipelines commonly used for aquaculture.
As shown in fig. 2, the T-shaped water inlet device 2 in this embodiment includes two 50 cm pipes, two plugs and a tee joint 5. One pipeline is perpendicular to the water surface, the other pipeline is parallel to the water surface, the two pipelines are far away from the pipeline opening of the tee joint 5, the two pipelines are respectively provided with a pipe plug, and the same side of the two pipelines is uniformly perforated, so that two water inlet modes similar to water spraying in the vertical direction can be formed.
The water inlet pipe 6 outside the pond that tee bend 5 is connected, through water pump 8 to new water pump into the water inlet pipeline, water pump 8 can adopt immersible pump or pipeline pump, perhaps also can carry new water into the water inlet pipeline through pressure differential equipment.
Through the T-shaped water inlet device 2 designed in the way, under the action of the water pump 8, the aquaculture water is sprayed out of the water body from two directions of the two surfaces through the water outlet holes I17 and the water outlet holes II 18, and compared with a traditional single elbow or single pipe unidirectional single-port water inlet mode, the water directional flow of the aquaculture pond 1 can be obviously pushed at a certain speed from two directions parallel to the pond wall and parallel to the water surface.
Example 3
On the basis of embodiment 1 or 2, as shown in fig. 3, above the microporous aerator pipe 12, a baffle 13 is uniformly arranged close to the pool wall, and the baffle 13 can form an inclined angle of 20-50 degrees with the water surface, and in this embodiment, the inclined angle is set to 45 degrees.
The upper side of the deflector 13 is at least 10 cm higher than the water outlet surface; at the same time of aeration, the gas-liquid mixture flows along one direction under the action of the guide plate 13 to push the water body of the whole culture pond 1 to flow directionally.
The air pipeline that micropore aeration pipe 12 top is connected is furnished with fan 15, fan 15 adopts roots's fan or vortex fan, and fan 15 suction air, and output high-pressure air after compressing, high-pressure air pass through micropore aeration pipe 12 and discharge and realize the aeration, have certain velocity of flow and heat during the discharge. The water depth of the general culture pond 1 is fixed, and the type of the fan used is determined according to the water depth, specifically: when the water depth is less than or equal to 1.5 meters, a vortex fan is used, and when the water depth is more than or equal to 1.5 meters, a Roots fan is used. The air line is a compressed air line 14; air enters the fan 15, and air compressed by the fan 15 is sent to the micropore aeration pipe 12 through the compressed air pipeline 14.
The microporous aeration pipes 12 are arranged according to the shape of the culture pond 1. When the culture pond 1 is square, a circle of square microporous aeration pipes 12 are arranged along the inner edge of the pond wall. When the culture pond 1 is a circular pond, a circle of annular microporous aeration pipes 12 are arranged, and the method is shown in FIG. 1.
Through the cooperation of micropore aeration pipe 12, air line and fan 15, can possess oxygenation and push away the dual effect of water.
Claims (9)
1. Be applied to compound water pushing system in breed pond of facility fishery, its characterized in that: a T-shaped water inlet device (2) and a micro-foam water pusher (9) are arranged along the side wall in the culture pond (1), the T-shaped water inlet device (2) and the micro-foam water pusher (9) are diagonally arranged by taking the center of the culture pond (1) as the center, and annular micropore aeration pipes (12) are arranged along the periphery of the bottom of the culture pond (1);
the T-shaped water inlet device (2) comprises a longitudinal pipeline (3), a horizontal pipeline (4) and a positive tee joint (5), wherein the longitudinal pipeline (3) and the horizontal pipeline (4) are respectively and fixedly connected with the positive tee joint (5), the other port of the positive tee joint (5) is connected with a water inlet pipe (6) outside the pool, and the part of the water inlet pipe (6) connected with the positive tee joint (5) at least comprises a transverse section, an elbow and a vertical section; the T-shaped water inlet device (2) is erected on the pool wall edge of the culture pool (1) through a structure formed by matching a longitudinal pipeline (3), a tee joint (5), a transverse section of a water inlet pipe (6) and a vertical section of the water inlet pipe (6), and a horizontal pipeline (4) is arranged towards the center of the water surface of the culture pool (1); a plurality of first water outlet holes (17) are axially formed in the longitudinal pipeline (3), and the water outlet direction of the first water outlet holes (17) is parallel to the pool wall; a plurality of water outlet holes II (18) are axially formed in the horizontal pipeline (4), and the water outlet direction of the water outlet holes II (18) is parallel to the water surface of the culture pond (1); the water outlet direction of the water outlet hole I (17) and the water outlet hole II (18) face to the same side;
the micro-foam water pusher (9) comprises a submersible pump and a ceramic aerator, wherein the submersible pump is arranged at the bottom of the culture pond (1), and an outlet at the upper end of the submersible pump is connected to the ceramic aerator; the upper end of the ceramic aerator is provided with two ports, one port is connected with an oxygenerator (11) outside the pool, the other port is an outlet, and the direction of the outlet is consistent with the water outlet direction of the T-shaped water inlet device (2); the micro-foam water pusher (9) is integrally abutted against the side wall;
the micropore aeration pipe (12) is connected with a fan (15), and compressed air is sent into the micropore aeration pipe (12) annularly arranged at the bottom of the pool through the fan (15); a plurality of guide plates (13) with the same inclination angle are arranged above the microporous aerator pipes (12), and the guide plates (13) are fixed on the side walls; the microporous aeration pipe (12) outputs air, the air is mixed with water, the gas-liquid mixture flows along the same direction under the action of the guide plate (13), and the flowing direction faces the water outlet direction of the T-shaped water inlet device (2).
2. The composite water pushing system for a culture pond for facility fishery according to claim 1, wherein: the longitudinal pipeline (3) and the horizontal pipeline (4) of the T-shaped water inlet device (2) are manufactured by adopting PVC, PPR or PE pipelines commonly used for aquaculture.
3. The composite water pushing system for a culture pond for facility fishery according to claim 1 or 2, wherein: the first water outlet hole (17) is a plurality of round holes or strip-shaped holes; the second water outlet hole (18) is a plurality of round holes or strip-shaped holes.
4. The composite water pushing system for a culture pond for facility fishery according to claim 1, wherein: the water inlet pipe (6) outside the pond connected by the tee joint (5) pumps new water into the water inlet pipeline through the water pump (8), or conveys the new water into the water inlet pipeline through the pressure difference equipment; the water pump (8) adopts a submersible pump or a pipeline pump.
5. The composite water pushing system for a culture pond for facility fishery according to claim 1, wherein: the upper side of the guide plate (13) is at least 10 cm higher than the water surface.
6. The composite water pushing system for the culture pond applied to the facility fishery according to claim 1 or 5, wherein: an air pipeline connected above the microporous aerator pipe (12) is provided with a fan (15), and the fan (15) adopts a Roots fan or a vortex fan; the air pipeline is a compressed air pipeline (14); air enters the fan (15), and the air compressed by the fan (15) is sent to the micropore aeration pipe (12) through the compressed air pipeline (14).
7. The composite water pushing system for the culture pond applied to the facility fishery according to claim 6, wherein: when the water depth in the culture pond (1) is more than or equal to 1.5 meters, a Roots blower is adopted as a blower (15) connected with the microporous aeration pipe (12).
8. The composite water pushing system for the culture pond for the facility fishery according to claim 7, wherein: when the water depth in the culture pond (1) is less than or equal to 1.5 meters, a fan (15) connected with the micropore aeration pipe (12) adopts a vortex fan.
9. The composite water pushing system for a culture pond for facility fishery according to claim 1, wherein: the microporous aeration pipes (12) are arranged according to the shape of the culture pond (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320054237.2U CN219421935U (en) | 2023-01-09 | 2023-01-09 | Be applied to compound water pushing system of breed pond of facility fishery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320054237.2U CN219421935U (en) | 2023-01-09 | 2023-01-09 | Be applied to compound water pushing system of breed pond of facility fishery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219421935U true CN219421935U (en) | 2023-07-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320054237.2U Active CN219421935U (en) | 2023-01-09 | 2023-01-09 | Be applied to compound water pushing system of breed pond of facility fishery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219421935U (en) |
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2023
- 2023-01-09 CN CN202320054237.2U patent/CN219421935U/en active Active
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