CN113575501B - Water pushing and oxygenation device and culture tank thereof - Google Patents
Water pushing and oxygenation device and culture tank thereof Download PDFInfo
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- CN113575501B CN113575501B CN202110993904.9A CN202110993904A CN113575501B CN 113575501 B CN113575501 B CN 113575501B CN 202110993904 A CN202110993904 A CN 202110993904A CN 113575501 B CN113575501 B CN 113575501B
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- bottom plate
- pushing
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 159
- 238000006213 oxygenation reaction Methods 0.000 title claims abstract description 38
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 29
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 29
- 239000001301 oxygen Substances 0.000 claims abstract description 29
- 239000010865 sewage Substances 0.000 claims abstract description 24
- 238000005273 aeration Methods 0.000 claims abstract description 13
- 230000000903 blocking effect Effects 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 2
- 238000007599 discharging Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000004090 dissolution Methods 0.000 abstract description 2
- 241000251468 Actinopterygii Species 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 238000009395 breeding Methods 0.000 description 4
- 230000001488 breeding effect Effects 0.000 description 4
- 238000012258 culturing Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001502 supplementing effect Effects 0.000 description 2
- 238000012876 topography Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 239000003643 water by type Substances 0.000 description 2
- 241000143060 Americamysis bahia Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
- A01K63/042—Introducing gases into the water, e.g. aerators, air pumps
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/60—Floating cultivation devices, e.g. rafts or floating fish-farms
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Zoology (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention provides a water pushing and oxygenation device and a culture tank thereof, wherein the water pushing and oxygenation device comprises a bracket, an impeller which is arranged between two side plates of the bracket and is totally submerged in water, an impeller cover sleeved on the impeller, an air duct with one end extending out of the water surface and the other end being close to the impeller cover, and a driving motor which is arranged on the bracket and is used for driving the impeller to rotate; the impeller cover is provided with an opening for water to enter and exit. The culture tank comprises the water pushing and oxygenation device, a U-shaped tank and a sewage discharging device; the water pushing and oxygenation device is arranged at the water inlet end of the U-shaped groove, and the sewage discharging device is arranged at the water outlet end of the U-shaped groove; an aeration device for increasing the oxygen content of the water body is arranged at the bottom in the U-shaped groove. The water pushing and oxygenation device is a culture tank for realizing unpowered automatic oxygen dissolution of the water body; the tank body adopts a self-floating assembly type design, and parts are preassembled in factories and assembled on site; simple structure, low production cost and good water area adaptability.
Description
Technical Field
The invention relates to the technical field of cultivation equipment, in particular to a water pushing and oxygenation device and a cultivation groove thereof.
Background
In the present stage, the aquatic products such as fishes and shrimps become daily dining tables for the common people, and the market demand for the aquatic products is very great. The production of the aquatic products can not leave the water area, and particularly the water area with fluidity is an important guarantee for the production of the high-quality aquatic products. However, the areas of the flowing water areas such as rivers and rivers in China are limited, natural disasters are easy to happen, and the method is not suitable for large-scale aquatic product cultivation. Therefore, the non-flowing waters such as lakes and the like are utilized, and certain equipment is utilized to carry out technical transformation so that the cultivation characteristics of the flowing waters become a common scheme in the field.
Such as Chinese patent CN201610063502.8, a pond fry culture box; the utility model discloses a fry breeding box, which is characterized in that a box body is placed in a non-flowing water area, the breeding box floats on the water surface by utilizing a floating ball, and the fluidity is provided for the breeding box by an impeller water pushing mechanism arranged on the breeding box. However, the cultivation box is only suitable for small-scale fry cultivation and is not suitable for large-scale adult fish cultivation. The water pushing and oxygenation device of the cultivation box is complex in structure, limited in water pushing operation influence area under the same power, and not suitable for large-scale cultivation boxes; the size of the culture box cannot be changed, and the fish culture box is not easy to adapt to fish culture in various water areas.
Disclosure of Invention
The invention provides a water pushing and oxygenation device and a culture tank thereof, which are used for solving the technical problems that the existing culture tank has poor water pushing effect and high energy consumption, and the similar culture tank structure cannot adapt to fish culture in various water areas.
In order to solve the technical problems, the invention adopts the following technical scheme:
a water pushing and oxygenation device comprises a bracket, an impeller which is arranged between two side plates of the bracket and is totally submerged in water, an impeller cover sleeved on the impeller, an air duct with one end extending out of the water surface and the other end being close to the impeller cover, and a driving motor which is arranged on the bracket and is used for driving the impeller to rotate; the impeller cover is provided with an opening for water to enter and exit; the impeller is a long-shaft impeller, and an impeller shaft of the impeller is arranged between the two side plates; the air ducts are multiple, and each air duct is distributed between the two side plates.
Further preferably, the bracket further comprises a panel and a bottom panel between the two side panels; the bottom plate is positioned near the opening and is vertical to the radial direction of the impeller; a gap for water to pass through is reserved between the panel and the bottom plate; the bottom plate is provided with a groove matched with the opening.
Further preferably, a water blocking member is installed at one end of the water flow outflow side of the panel, which is close to the gap; the angle of the water deflector relative to the panel is adjustable.
Further preferably, the part of the impeller cover, which is close to the air duct, is provided with a plurality of small cover holes, and the pipe wall of the air duct, which is close to the impeller cover, is also provided with a plurality of micro-wall holes.
A culture tank comprises the water pushing and oxygenation device, a U-shaped tank and a sewage draining device; the water pushing and oxygenation device is arranged at the water inlet end of the U-shaped groove, and the sewage draining device is arranged at the water outlet end of the U-shaped groove.
Further preferably, the U-shaped groove comprises a groove bottom plate and groove side plates at two sides of the groove bottom plate; the groove bottom plate is formed by detachably assembling prefabricated bottom plate units, and the groove side plate is formed by detachably assembling prefabricated side plate units; a filter element connected with the tank bottom plate and the tank side plate is arranged at one end close to the sewage discharging device; the bottom in the U-shaped groove is also provided with an aeration device for increasing the oxygen content of the water body, and a plurality of aeration openings are distributed at intervals at the bottom of the U-shaped groove.
Further preferably, the trough side plate is connected with a floating body, and the prefabricated side plate unit is concave; a floating body is arranged in the notch, and a blocking net is arranged in a vacant space from the floating body to the edge of the prefabricated side plate unit.
Further preferably, a flange plate is arranged at the top of the groove side plate; the tank bottom plate and the tank side plates are made of steel materials; the flange plate is made of resin materials and is covered with a steel edge.
Further preferably, the sewage disposal device comprises an outer frame and a funnel sewage collector arranged in the outer frame; the opening surface of the funnel dirt collector is lower than the bottom plane of the U-shaped groove; one end of the funnel dirt collector is connected with the dirt sucking pump.
Further preferably, a dirt blocking plate is installed at the lower part of the upper outer frame, which is positioned at the outflow side of the water flow, and is close to the funnel dirt collector.
Compared with the prior art, the invention mainly has the following specific advantages:
1) The water pushing and oxygen increasing device has simple structure, easy assembly and low cost; under the action of the driving force with the same power, the water pushing efficiency is higher, and the water changing effect of the culture tank is improved. The water pushing and oxygen increasing device can provide dynamic water flow, and a water flow outflow area can form a vacuum area under the action of an impeller of the water pushing and oxygen increasing device according to the fluid principle, and a proper amount of air is sucked through a nearby air duct, so that unpowered automatic oxygen dissolution of a water body is realized. The installation positions of the water pushing and oxygenation mechanisms are different, so that the water flow directions are different, and the water pushing and oxygenation mechanism can be suitable for application in different water flow directions.
The baffle is installed on the water outflow side of the water pushing and oxygenation device, and the angle of the baffle can be changed according to the rotation speed of the impeller, so that the flow direction of water flow is more controllable, the phenomenon that vortex is formed to influence the normal flow direction of water flow when the water flow flows out of the vicinity of the impeller is avoided, and the waste of the kinetic energy of the water flow is avoided.
The impeller can select the axial length according to the requirement, so that after the water pushing and oxygenation device of the invention is used, large-span dynamic water flow can be manufactured, and the device is more suitable for large-range flowing water body cultivation.
The air duct can be arranged on the base plate of the water pushing and oxygenation device according to the requirement, so that the oxygenation effect provides more selectivity, and the integral air supplementing structure can still normally operate when a certain pipe is damaged or plugged.
2) The water pushing and oxygen increasing device is combined with the aeration device of the assembled culture tank body, and oxygen is further supplemented for the water flow in the culture tank when the water pushing and oxygen increasing device provides a part of oxygen, so that the water pushing and oxygen increasing device is more suitable for high-density culture. Because the culture tank body is assembled, the length of the culture tank can be selected according to the topography of a water area and the needs of culture personnel, so that the culture tank is suitable for short-distance water flow culture and longer-water-flow-distance culture.
The culture tank body adopts a self-floating assembly type design, a full-bulk part design, factory preassembling, field assembly and suspension in water; simple structure, low production cost and easy installation and use.
3) Because the sewage such as fish feces and the like is easy to deposit at the bottom of the culture tank under the action of water flow, the sewage is easier to be cleaned out of the culture tank by arranging the funnel-shaped sewage sucking device in the water outflow region.
Drawings
FIG. 1 is a schematic perspective view of a water-pushing oxygen-increasing device in example 1;
FIG. 2 is a front view of the apparatus for oxygenation of water in example 1;
FIG. 3 is a diagram showing the internal structure of the apparatus for oxygenation by pushing water in example 1;
FIG. 4 is a schematic perspective view of a cultivation tank in example 2;
FIG. 5 is a plan view of the culture tank in example 2;
FIG. 6 is a front view of the culture tank in example 2;
FIG. 7 is a side view of the culture tank in example 2;
FIG. 8 is a side view of a drain of the culture tank of example 2;
FIG. 9 is a front view of a drain of the culture tank of example 2;
fig. 10 is a schematic perspective view of a sewage disposal device of a cultivation tank in example 2.
Legend description:
1. a water pushing and oxygen increasing device; 11. a bracket; 111. a side plate; 112. a panel; 113. a bottom plate; 1131. a groove; 114. a gap; 115. a water blocking member; 12. an impeller; 121. an impeller shaft; 13. an impeller cover; 131. an opening; 132. a small cover hole; 14. an air duct; 141. a micro-wall aperture; 15. a driving motor;
2. a U-shaped groove; 21. a trough bottom plate; 211. prefabricating a base plate unit; 22. a trough side plate; 221. prefabricating a side plate unit; 23. a filter; 24. a floating body; 25. a blocking net; 26. flange plates; 27. a bottom plane;
3. a sewage disposal device; 31. an outer frame; 32. a funnel dirt collector; 321. an opening surface; 33. a soil pick-up pump; 34. a dirt blocking plate;
4. an aeration device; 41. and (5) an aeration port.
Detailed Description
The present invention will be described more fully hereinafter with reference to the accompanying drawings, in which preferred embodiments are shown, for the purpose of illustrating the invention, but the scope of the invention is not limited to the specific embodiments shown. The present invention will be described more fully hereinafter with reference to the accompanying drawings, in which preferred embodiments are shown, for the purpose of illustrating the invention, but the scope of the invention is not limited to the specific embodiments shown. It should be particularly noted that, in the description of the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Example 1:
1-3, the water pushing and oxygenation device comprises a bracket 11, an impeller 12, an impeller cover 13, an air duct 14 and a driving motor 15, wherein the impeller 12 is arranged between two side plates 111 of the bracket 11 and is totally submerged in water, the impeller cover 13 is sleeved on the impeller 12, one end of the air duct extends out of the water surface, and the other end of the air duct is arranged close to the impeller cover 13, and the driving motor 15 is arranged on the bracket 11 and is used for driving the impeller 12 to rotate; the impeller cover 13 is provided with an opening 131 for water to enter and exit, and the water flows out from the opening 131 after the impeller 12 rotates to obtain kinetic energy. The impeller 12 is a long-shaft impeller, and an impeller shaft 121 of the impeller 12 is supported between the two side plates 111; the number of the air ducts 14 is plural, and each air duct 14 is distributed between the two side plates 111.
When the water pushing and oxygenation device works, the driving motor 15 drives the impeller 12 to rotate through the belt, the impeller 12 stirs the water body, and the water body flows out from the opening 131 after the impeller 12 rotates to obtain kinetic energy. Thereby forming a water absorption negative pressure area around the impeller cover 13, and utilizing the negative pressure to suck the air in the air duct 14 into the water, so that the water body near the impeller cover 13 has more dissolved oxygen. And the water body with dissolved oxygen increased is continuously pushed into a designated direction by the impeller 12. Through the design, oxygen in the air is automatically brought into water by utilizing the fluid principle while the water pushing work is finished, and the oxygenation is carried out without power, so that the aim of completing two working effects by one water pushing working power is fulfilled, and a better energy-saving effect is achieved. The impeller 12 is arranged as a long-axis impeller, so that after the water pushing and oxygen increasing device of the invention is used, large-span dynamic water flow can be manufactured, and the device is more suitable for large-range flowing water body cultivation. The air duct 14 can be arranged on the base plate of the water pushing and oxygenation device according to the requirement, so that the oxygenation effect provides more selectivity, and the integral air supplementing structure can still normally operate when a certain pipe is damaged or blocked.
In this embodiment, the bracket 11 further includes a panel 112 and a bottom plate 113 between the two side plates 111; the bottom plate 113 is positioned near the opening 131 and is perpendicular to the radial direction of the impeller 12; a gap 114 for water to pass through is reserved between the panel 112 and the bottom plate 113; the bottom plate 113 is provided with a groove 1131 matched with the opening 131. By designing the specific style of the bracket 11 of the water pushing and oxygenation device, the panel 112 and the bottom plate 113 are arranged near the impeller cover 13, so that the water body is ensured to flow in the super-fixed direction after the action of the impeller 12. The bottom plate 113 is located near the opening 131 and is perpendicular to the impeller 12 in the radial direction, so that the water body collides with the bottom plate 113 when flowing out of the opening 131 after being stirred by the impeller 12, and finally flows along the plane of the bottom plate 113.
In this embodiment, a water blocking member 115 is installed at one end of the water flow outflow side of the panel 112 near the gap 114; the angle of the water deflector 115 relative to the panel 112 is adjustable. The water retaining piece 115 is arranged on the water outflow side of the water pushing and oxygenation device, and the angle of the water retaining piece 115 can be changed according to the rotating speed of the impeller 12, so that the flow direction of water flow is more controllable, the influence on the normal flow direction of water flow caused by vortex formation when the water flow flows out of the vicinity of the impeller 12 is avoided, and the waste of the kinetic energy of the water flow is avoided.
In this embodiment, the impeller cover 13 has a plurality of small cover holes 132 near the air duct 14, and the air duct 14 has a plurality of micro-wall holes 141 on the wall near the impeller cover 13. When the negative pressure is applied, the air in the pipe is separated into small bubbles when reaching the water body through the micro-wall holes 141, so that the oxygen is easier to dissolve into the water body. The impeller housing 13 has a plurality of small housing holes 132 also allows high oxygen water around the impeller housing 13 to more easily enter the impeller housing 13.
Example 2
A culture tank, as shown in figures 4-10, comprises a water pushing and oxygenation device 1, a U-shaped tank 2 and a sewage draining device 3, wherein the water pushing and oxygenation device is described in an embodiment 1; the water pushing and oxygenation device 1 is arranged at the water inlet end of the U-shaped groove 2, and the sewage draining device 3 is arranged at the water outlet end of the U-shaped groove 2; the bottom in the U-shaped groove 2 is also provided with an aeration device 4 for increasing the oxygen content of the water body, and a plurality of aeration openings 41 are distributed at intervals on the bottom of the U-shaped groove 2 by the aeration device 4.
When the device works, the water pushing and oxygenation device 1 generates flowing water flow in the U-shaped groove 2, and the water flow flows through the whole U-shaped groove 2 and then flows out of the culture groove after passing through the sewage discharging device. The water pushing and oxygen increasing device 1 is combined with the aeration device 4 of the assembled culture tank body, and when the water pushing and oxygen increasing device 1 provides a part of oxygen, the oxygen is further supplemented for the water flow in the culture tank, so that the water pushing and oxygen increasing device is more suitable for high-density culture. Because the culture tank body is assembled, the length of the culture tank can be selected according to the topography of a water area and the needs of culture personnel, so that the culture tank is suitable for short-distance water flow culture and longer-water-flow-distance culture, and has good water area adaptability.
In this embodiment, the U-shaped groove 2 includes a groove bottom plate 21 and groove side plates 22 on both sides of the groove bottom plate 21; the groove bottom plate 21 is formed by detachably assembling a prefabricated bottom plate unit 211, and the groove side plate 22 is formed by detachably assembling a prefabricated side plate unit 221; a filter piece 23 connected with the tank bottom plate 21 and the tank side plate 22 is arranged at one end close to the sewage disposal device 3; a float 24 is connected to the trough side plate 22. By designing the plate material of the prefabricated U-shaped groove 2, the length of the U-shaped groove 2 can be arranged according to the specific situation of the water body environment. The U-shaped groove 2 is designed as a whole part, is assembled on site after being preassembled in a factory and is suspended in water, so that the cost is greatly reduced.
In this embodiment, the prefabricated side panel unit 221 is in a "concave" shape; a floating body 24 is arranged in the notch, and a space between the floating body 24 and the edge of the prefabricated side plate unit 221 is provided with a blocking net 25. The prefabricated side plate units 221 in the shape of a concave letter are detachably bolted by edges. A float 24 is mounted in the recess so that the tank is above horizontal while meeting buoyancy requirements so that the tank is unlikely to jump out of the tank. The floating body 24 is provided with the blocking net 25 to the vacant space at the edge of the prefabricated side plate unit 221, so that the situation that the cultivated objects are not easy to jump out of the cultivation groove is further guaranteed, and ventilation channels are arranged at the two sides of the cultivation groove, so that the environment in the cultivation groove is guaranteed to be suitable, and the situation that the cultivated objects are too tight is avoided.
In this embodiment, a flange plate 26 is disposed on top of the side plate 22; the tank bottom plate 21 and the tank side plate 22 are made of steel materials; the flange plate 26 is made of resin material and is covered with a steel rim. The plates of the culturing farm are designed to be made of steel materials, so that the mechanical requirements of the culturing groove are met, and the culturing farm is convenient to process and install. By providing flange plates 26 on the tank side plates 22, the running function of the actual use cultivation tank in feeding and inspection is satisfied.
In this embodiment, the sewage disposal device 3 includes an outer frame 31 and a funnel sewage collector 32 disposed in the outer frame 31; the opening surface 321 of the funnel dirt collector 32 is lower than the bottom plane 27 of the U-shaped groove 2; one end of the funnel dirt collector 32 is connected with a dirt suction pump 33. The funnel dirt collector 32 has a plurality of funnels with an opening surface 321 below the bottom plane 27 of the U-shaped channel 2, so that dirt more easily flows into the funnel dirt collector 32. One end of the funnel dirt collector 32 is connected with a dirt sucking pump 33, and the dirt sucking pump 33 pumps the dirt away from the water area near the culture tank; so that the sewage is more easily cleaned out of the culture tank and does not pollute the water body around the culture tank.
In this embodiment, a dirt blocking plate 34 is installed near the funnel dirt collector 32 at a lower portion of the outer frame 31 at a side from which water flows. A dirt baffle 34 is arranged at the lower part of the outer frame 31 near the bottom funnel dirt collector 32, so as to prevent dirt from flowing through the funnel dirt collector 32, and the dirt is not absorbed by the funnel dirt collector 32 due to too high speed, so that the dirt directly flows into the water body near the culture tank. Because of the dirt shield 34, dirt can be blocked by the dirt shield 34 on the side of the funnel dirt collector 32.
Claims (8)
1. The utility model provides a push away water oxygenation device which characterized in that: the device comprises a bracket (11), an impeller (12) which is arranged between two side plates (111) of the bracket (11) and is totally submerged in water, an impeller cover (13) sleeved on the impeller (12), an air duct (14) with one end extending out of the water surface and the other end being close to the impeller cover (13), and a driving motor (15) which is arranged on the bracket (11) and is used for driving the impeller (12) to rotate; an opening (131) for enabling the water body to enter and exit is formed in the impeller cover (13); the impeller (12) is a long-shaft impeller, and an impeller shaft (121) of the impeller (12) is arranged between the two side plates (111); the number of the air ducts (14) is multiple, and each air duct (14) is distributed between two side plates (111);
the bracket (11) also comprises a panel (112) and a bottom plate (113) which are positioned between the two side plates (111); the bottom plate (113) is positioned near the opening (131) and is radially perpendicular to the impeller (12); a gap (114) for water to pass through is reserved between the panel (112) and the bottom plate (113); a groove (1131) matched with the opening (131) is formed in the bottom plate (113);
a water blocking piece (115) is arranged at one end, close to the gap (114), of the water flow outflow side of the panel (112); -the angle of the water deflector (115) relative to the panel (112) is adjustable;
when the water pushing and oxygenation device works, the driving motor (15) drives the impeller (12) to rotate through the belt, the impeller (12) stirs the water body, and the water body flows out from the opening (131) after the impeller (12) rotates to obtain kinetic energy; thereby forming a negative pressure area around the impeller cover (13), and sucking air in the air duct (14) into water by utilizing the negative pressure effect, so that the water body near the impeller cover (13) has more dissolved oxygen; then the water body with dissolved oxygen increased is continuously pushed into the appointed direction by the impeller (12); so that oxygen in the air is automatically brought into the water by utilizing the fluid principle while the water pushing work is finished, and the oxygenation is power-free.
2. The water pushing and oxygenation device according to claim 1, wherein the part of the impeller cover (13) close to the air duct (14) is provided with a plurality of small cover holes (132), and the pipe wall of the part of the air duct (14) close to the impeller cover (13) is also provided with a plurality of micro-wall holes (141).
3. A culture tank, which is characterized by comprising the water pushing and oxygenation device (1) as claimed in claim 1, a U-shaped tank (2) and a sewage draining device (3); the water pushing and oxygenation device (1) is arranged at the water inlet end of the U-shaped groove (2), and the sewage draining device (3) is arranged at the water outlet end of the U-shaped groove (2).
4. A culture tank according to claim 3, characterized in that the U-shaped tank (2) comprises a tank bottom plate (21) and tank side plates (22) on both sides of the tank bottom plate (21); the groove bottom plate (21) is formed by detachably assembling a prefabricated bottom plate unit (211), and the groove side plate (22) is formed by detachably assembling a prefabricated side plate unit (221); a filter piece (23) connected with the tank bottom plate (21) and the tank side plate (22) is arranged at one end close to the sewage disposal device (3); the bottom in U type groove (2) still is provided with aeration equipment (4) that increase the water oxygen content, and aeration equipment (4) are at U type groove (2) bottom interval distribution have a plurality of aeration mouths (41).
5. -the tank according to claim 4, characterized in that the tank side plates (22) are connected with floating bodies (24), the prefabricated side plate units (221) being "concave" shaped; a floating body (24) is arranged in the notch, and a blocking net (25) is arranged in a vacant space from the floating body (24) to the edge of the prefabricated side plate unit (221).
6. -a tank according to claim 4, characterised in that the top of the tank side plates (22) is provided with flange plates (26); the tank bottom plate (21) and the tank side plates (22) are made of steel materials; the flange plate (26) is made of resin material and is covered with a steel rim.
7. A tank according to claim 3, characterized in that the sewage drain (3) comprises an outer frame (31) and a funnel sewage collector (32) placed inside the outer frame (31); the opening surface (321) of the funnel dirt collector (32) is lower than the bottom plane (27) of the U-shaped groove (2); one end of the funnel dirt collector (32) is connected with a dirt sucking pump (33).
8. A tank according to claim 7, characterized in that a dirt blocking plate (34) is mounted near the funnel dirt collector (32) in the lower part of the outer frame (31) on the outflow side of the water flow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110993904.9A CN113575501B (en) | 2021-08-27 | 2021-08-27 | Water pushing and oxygenation device and culture tank thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110993904.9A CN113575501B (en) | 2021-08-27 | 2021-08-27 | Water pushing and oxygenation device and culture tank thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113575501A CN113575501A (en) | 2021-11-02 |
| CN113575501B true CN113575501B (en) | 2023-09-29 |
Family
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| CN113575501A (en) | 2021-11-02 |
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