CN213819435U - Oxygenation device for freshwater shrimp is bred in rice field - Google Patents
Oxygenation device for freshwater shrimp is bred in rice field Download PDFInfo
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- CN213819435U CN213819435U CN202023072927.6U CN202023072927U CN213819435U CN 213819435 U CN213819435 U CN 213819435U CN 202023072927 U CN202023072927 U CN 202023072927U CN 213819435 U CN213819435 U CN 213819435U
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Abstract
The utility model discloses an oxygenation device for freshwater shrimp is bred in rice field, comprising a base plate, first riser and second riser have been welded respectively to the top both sides of bottom plate, a lateral symmetry that first riser and second riser are close to each other rotates and is connected with two round bars, the fixed cover of symmetry is equipped with two rotor plates on the outer wall of round bar, fixed cover is equipped with the gear on the outer wall of round bar. The utility model discloses simple structure, the air pump can blow in the air to the drum through hose and connecting pipe, a plurality of gas pockets on the drum can be followed to the air and to a plurality of direction blowout and with water contact, and then can carry out the oxygenation to water, at driving motor, a spring, two-sided rack, under the cooperation of gear and round bar isotructure, can make the drum use the round bar as the reciprocal swing of fulcrum, make at drum wobbling in-process, both can increase the contact time of air and water, can make the water that increases oxygen again form the ripples of water and flow to a distance, the oxygenation area has been enlarged, the oxygenation effect is improved, high durability and convenient use.
Description
Technical Field
The utility model relates to a freshwater shrimp breeds technical field, especially relates to a rice field is bred oxygenation device for freshwater shrimp.
Background
Oxygen equipments wide application in aquaculture, mainly increase the oxygen content of aquatic in order to ensure that aquatic products can not the oxygen deficiency, also can restrain aquatic anaerobe's growth simultaneously, prevent that pond water from rotten living environment that threatens aquatic products, the freshwater shrimp is intolerant the low oxygen environment, its oxygen consumption rate and stifling point all are higher than general fish, when the oxygen deficiency in the pond, the freshwater shrimp can float first, die at first, consequently, the paddy field is bred the freshwater shrimp and need use the oxygen content that oxygenation device increased the aquatic.
However, in the prior art, air is simply pumped into water through a pipeline by using an air pump, so that the dissolved oxygen in the water near the pipeline can be increased, the contact time between the air and the water is short, and the oxygenation effect is poor, so that an oxygenation device for culturing freshwater shrimps in a rice field is provided to solve the problems.
Disclosure of Invention
The utility model aims at solving the defects existing in the prior art and providing an oxygenation device for culturing freshwater shrimps in a rice field.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an oxygenation device for culturing freshwater shrimps in a rice field comprises a bottom plate, wherein a first vertical plate and a second vertical plate are welded on two sides of the top of the bottom plate respectively, one side, close to each other, of the first vertical plate and the second vertical plate is connected with two round rods in a symmetrical and rotating mode, two rotating plates are symmetrically and fixedly sleeved on the outer wall of each round rod, a gear is fixedly sleeved on the outer wall of each round rod, one side, close to each other, of each rotating plate is welded with the same cylinder, the two cylinders are located on two sides of the bottom plate respectively, a plurality of air holes which are arranged at equal intervals are formed in each cylinder, a top plate is welded on the top of one side of the second vertical plate, an air pump is fixedly installed at the bottom of the top plate, two air hoses are connected to an air outlet of the air pump in a threaded mode, and one ends, far away from the air pump, of the two air hoses are fixedly connected with the two cylinders respectively;
cylinders are welded at four corners of the bottom plate, circular plates are welded at the bottoms of the cylinders, conical columns are welded at the bottoms of the circular plates, a second rectangular hole is formed in the center of the top of the bottom plate, two guide rods are symmetrically welded at the bottom of the bottom plate and are respectively located on two sides of the second rectangular hole, the bottom of each guide rod is welded with a same sliding plate, a spring is sleeved on the outer wall of each guide rod and is located between the bottom plate and the sliding plate, a double-sided rack is welded at the center of the top of the sliding plate, the top end of the double-sided rack penetrates through the second rectangular hole and extends to the upper side of the bottom plate, two gears are meshed with the double-sided rack, an L-shaped plate is welded at the center of one side of the bottom plate, a first rectangular hole is formed in one side of the L-shaped plate, and the gear close to the L-shaped plate extends into the first rectangular hole, the bottom fixed mounting of L template has driving motor, the backup pad has been welded perpendicularly on driving motor's the output shaft, the backup pad is located one side of L template, one side bottom of backup pad is rotated and is connected with wire rope, wire rope keeps away from the one end of backup pad and welds mutually with the top central point of two-sided rack put.
Preferably, one side of the cylinder is fixedly connected with a connecting pipe, and one ends of the two air hoses are respectively connected with the two connecting pipes.
Preferably, one side bottom of backup pad is rotated and is connected with the dwang, wire rope's one end welds with the outer wall of dwang mutually.
Preferably, two bearings are symmetrically welded on the side, close to each other, of each of the first vertical plate and the second vertical plate, and two ends of the round rod extend to inner rings of the two bearings and are welded with the inner rings of the bearings.
Preferably, the sliding plate is symmetrically provided with two through holes, linear bearings are welded on the inner wall of the through holes, the bottom ends of the two guide rods respectively penetrate through the two linear bearings and extend to the lower side of the sliding plate, and the guide rods are connected with the linear bearings in a sliding mode.
Preferably, a limiting plate is welded at the bottom of the guide rod and is located below the sliding plate.
Compared with the prior art, the beneficial effects of the utility model are that: 1. in the utility model, the utility model is erected above the rice on a ridge, the bottom plate is pressed downwards, the bottom plate can drive the cylinders, the circular plate and the conical columns to move downwards, the conical columns can be inserted into the soil, then the four cylinders can stably support the bottom plate, and the two cylinders can be submerged in the water;
2. in the utility model, the air pump can blow air into the cylinder through the hose and the connecting pipe, and the air can be sprayed out from a plurality of air holes on the cylinder to a plurality of directions and contacts with water, thereby oxygenating the water;
3. the utility model discloses in, driving motor can drive backup pad and dwang and carry out circular motion, in-process at the rotatory 180 degrees of dwang, wire rope can stimulate two-sided rack and sliding plate rebound, can compression spring simultaneously, two-sided rack can drive two gears and two round bars and rotate, two round bars can drive the rotor plate and rotate downwards, the rotor plate can drive the drum and use the round bar to rotate downwards as the fulcrum, follow 180 degrees positions at the dwang to primary importance pivoted in-process, the spring can make sliding plate and two-sided rack reset, then two-sided rack can drive gear reverse rotation this moment, then can make the drum rotate to primary importance, then at driving motor, a spring, two-sided rack, under the cooperation of gear and round bar isotructure, can make the drum use the round bar to reciprocate the swing as the fulcrum.
The utility model discloses simple structure, the air pump can blow in the air to the drum through hose and connecting pipe, a plurality of gas pockets on the drum can be followed to the air and to a plurality of direction blowout and with water contact, and then can carry out the oxygenation to water, at driving motor, a spring, two-sided rack, under the cooperation of gear and round bar isotructure, can make the drum use the round bar as the reciprocal swing of fulcrum, make at drum wobbling in-process, both can increase the contact time of air and water, can make the water that increases oxygen again form the ripples of water and flow to a distance, the oxygenation area has been enlarged, the oxygenation effect is improved, high durability and convenient use.
Drawings
Fig. 1 is a three-dimensional schematic view of an oxygenation device for culturing freshwater shrimps in a rice field provided by the utility model;
FIG. 2 is a front view of the oxygen increasing device for culturing freshwater shrimps in a rice field;
FIG. 3 is a rear view of the oxygen increasing device for cultivating freshwater shrimps in a rice field;
FIG. 4 is a left side view of the oxygen increasing device for cultivating freshwater shrimps in a rice field according to the present invention;
FIG. 5 is a top view of an aerator for freshwater shrimp culture in rice field according to the present invention;
FIG. 6 is a bottom view of the oxygen increasing device for culturing freshwater shrimps in a rice field provided by the utility model;
fig. 7 is a three-dimensional schematic view of a bottom plate of the oxygen increasing device for culturing freshwater shrimps in the rice field.
In the figure: the device comprises a base plate 1, a first vertical plate 2, a second vertical plate 3, a round rod 4, a template 5L, a rotating plate 6, a cylinder 7, an air hole 8, a cylinder 9, a circular plate 10, a conical column 11, an air pump 12, a hose 13, a connecting pipe 14, a top plate 15, a gear 16, a double-sided rack 17, a driving motor 18, a supporting plate 19, a rotating rod 20, a steel wire rope 21, a guide rod 22, a spring 23, a sliding plate 24, a limiting plate 25, a first rectangular hole 26 and a second rectangular hole 27.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-7, an oxygen increasing device for cultivating freshwater shrimps in a rice field comprises a bottom plate 1, a first vertical plate 2 and a second vertical plate 3 are welded on two sides of the top of the bottom plate 1 respectively, one side, close to each other, of each of the first vertical plate 2 and the second vertical plate 3 is connected with two round rods 4 in a symmetrical and rotating mode, two rotating plates 6 are symmetrically and fixedly sleeved on the outer walls of the round rods 4, gears 16 are fixedly sleeved on the outer walls of the round rods 4, one side, close to each other, of each of the two rotating plates 6 is welded with the same cylinder 7, the two cylinders 7 are located on two sides of the bottom plate 1 respectively, a plurality of air holes 8 which are arranged at equal intervals are formed in each cylinder 7, a top plate 15 is welded on the top of one side of the second vertical plate 3, an air pump 12 is fixedly installed at the bottom of the top plate 15, two air hoses;
the bottom four corners of the bottom plate 1 are welded with cylinders 9, the bottom of each cylinder 9 is welded with a circular plate 10, the bottom of each circular plate 10 is welded with a conical column 11, the top center of the bottom plate 1 is provided with a second rectangular hole 27, the bottom of the bottom plate 1 is symmetrically welded with two guide rods 22, the two guide rods 22 are respectively positioned at two sides of the second rectangular hole 27, the bottoms of the two guide rods 22 are welded with a same sliding plate 24, the outer wall of each guide rod 22 is sleeved with a spring 23, the spring 23 is positioned between the bottom plate 1 and the sliding plate 24, the top center of each sliding plate 24 is welded with a double-sided rack 17, the top end of each double-sided rack 17 penetrates through the second rectangular hole 27 and extends to the upper part of the bottom plate 1, the two gears 16 are both meshed with the double-sided racks 17, the center of one side of the bottom plate 1 is welded with an L-shaped plate 5, one side of the L-shaped plate 5 is provided with a first rectangular hole 26, and the gear 16 close to the L-shaped plate 5 extends into the first rectangular hole 26, the bottom of the L-shaped plate 5 is fixedly provided with a driving motor 18, a supporting plate 19 is vertically welded on an output shaft of the driving motor 18, the supporting plate 19 is positioned on one side of the L-shaped plate 5, the bottom of one side of the supporting plate 19 is rotatably connected with a steel wire rope 21, one end, far away from the supporting plate 19, of the steel wire rope 21 is welded with the top center position of the double-sided rack 17, the utility model is erected above one ridge of rice, the bottom plate 1 is pressed downwards, the bottom plate 1 can drive the cylinders 9, the circular plate 10 and the conical columns 11 to move downwards, the conical columns 11 can be inserted into soil, the four cylinders 9 can stably support the bottom plate 1, the two cylinders 7 can be submerged, the air pump 12 can blow air into the cylinders 7 through the hoses 13 and the connecting pipes 14, the air can be sprayed out from a plurality of air holes 8 on the cylinders 7 in a plurality of directions and, the driving motor 18 can drive the supporting plate 19 and the rotating rod 20 to perform circular motion, in the process that the rotating rod 20 rotates 180 degrees, the rotating rod 20 can drive the steel wire rope 21, the steel wire rope 21 can drive the double-sided rack 17 and the sliding plate 24 to move upwards, and simultaneously the spring 23 can be compressed, the double-sided rack 17 can drive the two gears 16 and the two round rods 4 to rotate, the two round rods 4 can drive the rotating plate 6 to rotate downwards, the rotating plate 6 can drive the cylinder 7 to rotate downwards with the round rods 4 as a fulcrum, in the process that the rotating rod 20 rotates from the 180-degree position to the original position, the spring 23 can reset the sliding plate 24 and the double-sided rack 17, at the moment, the double-sided rack 17 can drive the gear 16 to rotate in the reverse direction, the cylinder 7 can be rotated to the original position, and under the matching of the structures of the driving motor 18, the spring 23, the double-sided rack 17, the gear 16, the round rods 4 and the like, can make drum 8 use round bar 4 as the reciprocal swing of fulcrum, the utility model discloses simple structure, air pump 12 can blow in the air to drum 7 through hose 13 and connecting pipe 14, a plurality of gas pockets 8 on drum 7 can be followed to the air and to a plurality of direction blowout and with water contact, and then can carry out the oxygenation to water, at driving motor 18, spring 23, double rack 17, under the cooperation of gear 16 and round bar 4 isotructures, can make drum 8 use round bar 4 as the reciprocal swing of fulcrum, make at drum 8 wobbling in-process, both can increase the contact time of air and water, can make the water that increases oxygen again form the water wave and flow to far away, the oxygenation area has been enlarged, the oxygenation effect has been improved, high durability and convenient use.
In the utility model, one side of the cylinder 7 is fixedly connected with the connecting pipe 14, one end of the two air hoses 13 is respectively connected with the two connecting pipes 14, one side bottom of the supporting plate 19 is rotatably connected with the rotating rod 20, one end of the steel wire rope 21 is welded with the outer wall of the rotating rod 20, one side of the first vertical plate 2 and one side of the second vertical plate 3 which are close to each other are symmetrically welded with two bearings, two ends of the round rod 4 are respectively extended to the inner rings of the two bearings and are welded with the inner rings of the bearings, two through holes are symmetrically arranged on the sliding plate 24, linear bearings are welded on the inner wall of the through holes, the bottom ends of the two guide rods 22 respectively penetrate through the two linear bearings and are respectively extended to the lower part of the sliding plate 24, the guide rods 22 are connected with the linear bearings in a sliding way, a limiting plate 25 is welded on the bottom of the guide rods 22, the limiting plate 25 is positioned below the sliding plate 24, the utility model is erected above a ridge of rice, the bottom plate 1 is pressed downwards, the bottom plate 1 can drive the cylinders 9, the circular plate 10 and the conical columns 11 to move downwards, the conical columns 11 can be inserted into soil, then the four cylinders 9 can stably support the bottom plate 1, the two cylinders 7 can be submerged in water, the air pump 12 can blow air into the cylinders 7 through the hoses 13 and the connecting pipes 14, the air can be sprayed out from the air holes 8 in the cylinders 7 in multiple directions and is contacted with the water, further, the water can be oxygenated, the driving motor 18 can drive the supporting plate 19 and the rotating rod 20 to do circular motion, in the process that the rotating rod 20 rotates 180 degrees, the rotating rod 20 can pull the steel wire rope 21, the steel wire rope 21 can pull the double-sided rack 17 and the sliding plate 24 to move upwards, the spring 23 can be compressed, the double-sided rack 17 can drive the two gears 16 and the two round rods 4 to rotate, the two round rods 4 can drive the rotating plate 6 to rotate downwards, the rotating plate 6 can drive the cylinder 7 to rotate downwards with the round rod 4 as a pivot, in the process that the rotating rod 20 rotates from the position of 180 degrees to the original position, the spring 23 can reset the sliding plate 24 and the double-sided rack 17, then the double-sided rack 17 can drive the gear 16 to rotate reversely, the cylinder 7 can rotate to the original position, then the cylinder 8 can swing to the round rod 4 as the pivot in a reciprocating way under the matching of the structures of the driving motor 18, the spring 23, the double-sided rack 17, the gear 16, the round rod 4 and the like, the air pump 12 can blow air into the cylinder 7 through the hose 13 and the connecting pipe 14, the air can be sprayed out from a plurality of air holes 8 on the cylinder 7 to a plurality of directions and is contacted with water, and then the water can be oxygenated, the cylinder 8 can swing to the round rod 4 in a reciprocating way under the matching of the structures of the driving motor 18, the spring 23, the double-sided rack 17, the gear 16, the round rod 4 and the like, in the swinging process of the cylinder 8, the contact time of air and water can be prolonged, the oxygenated water can form water waves and flow to a remote place, the oxygenation area is enlarged, the oxygenation effect is improved, and the use is convenient.
The working principle is as follows: when in use, the utility model is erected above a ridge of rice, the bottom plate 1 is pressed downwards, the bottom plate 1 can drive the cylinders 9, the circular plate 10 and the conical columns 11 to move downwards, the conical columns 11 can be inserted into soil, then the four cylinders 9 can stably support the bottom plate 1, and the two cylinders 7 can be submerged into water, the starting switch of the driving motor 18 and the starting switch of the air pump 12 are respectively opened, the air pump 12 can blow air into the cylinders 7 through the hoses 13 and the connecting pipes 14, the air can be sprayed out from the air holes 8 on the cylinders 7 in multiple directions and contacted with water, further the water can be oxygenated, the driving motor 18 drives the supporting plate 19 to do circular motion, the supporting plate 19 drives the rotating rod 20 to do circular motion, in the process of rotating the rotating rod 20 rotating 180 degrees, the rotating rod 20 pulls the steel wire rope 21, the steel wire rope 21 pulls the double-sided rack 17 to move upwards, the double-sided rack 17 drives the sliding plate 24 to slide on the guide rod 22, and simultaneously compresses the spring 23, in the process that the double-sided rack 17 moves upwards, the double-sided rack 17 drives the two gears 16 to rotate, the two gears 16 drive the two round rods 4 to rotate, the two round rods 4 drive the rotating plate 6 to rotate downwards, the rotating plate 6 drives the cylinder 7 to rotate downwards with the round rods 4 as a fulcrum, in the process that the rotating rod 20 rotates from a position of 180 degrees to an original position, the spring 23 can reset the sliding plate 24 and the double-sided rack 17, at the moment, the double-sided rack 17 can drive the gears 16 to rotate in reverse direction, the cylinder 7 can be rotated to the original position, under the matching of the structures of the driving motor 18, the spring 23, the double-sided rack 17, the gear 16, the round rods 4 and the like, the cylinder 8 can swing in a reciprocating manner with the round rods 4 as the fulcrum, so that in the swinging process of the cylinder 8, the contact time of air and water can be prolonged, the oxygenated water can form water waves to flow to a remote place, the oxygenation area is enlarged, the oxygenation effect is improved, and the use is convenient.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The oxygenation device for cultivating the freshwater shrimps in the rice field comprises a bottom plate (1) and is characterized in that a first vertical plate (2) and a second vertical plate (3) are welded on two sides of the top of the bottom plate (1) respectively, two round rods (4) are symmetrically and rotatably connected on one side, close to each other, of the first vertical plate (2) and the second vertical plate (3), two rotating plates (6) are symmetrically and fixedly sleeved on the outer wall of each round rod (4), gears (16) are fixedly sleeved on the outer wall of each round rod (4), one side, close to each other, of each rotating plate (6) is welded with one cylinder (7), the two cylinders (7) are located on two sides of the bottom plate (1) respectively, a plurality of air holes (8) arranged at equal intervals are formed in each cylinder (7), a top plate (15) is welded on the top of one side of the second vertical plate (3), and an air pump (12) is fixedly installed at the bottom of each top plate (15), the air outlet of the air pump (12) is in threaded connection with two air hoses (13), and one ends of the two air hoses (13) far away from the air pump (12) are respectively and fixedly connected with the two cylinders (7);
the bottom four corners of the bottom plate (1) are welded with cylinders (9), the bottom of each cylinder (9) is welded with a circular plate (10), the bottom of each circular plate (10) is welded with a conical column (11), the top center of the bottom plate (1) is provided with a second rectangular hole (27), the bottom of the bottom plate (1) is symmetrically welded with two guide rods (22), the two guide rods (22) are respectively positioned at two sides of the second rectangular hole (27), the bottom of the two guide rods (22) is welded with a same sliding plate (24), the outer wall of each guide rod (22) is sleeved with a spring (23), the spring (23) is positioned between the bottom plate (1) and the sliding plate (24), the top center of each sliding plate (24) is welded with a double-faced rack (17), and the top end of each double-faced rack (17) penetrates through the second rectangular hole (27) and extends to the upper portion of the bottom plate (1), two gears (16) all mesh with two-sided rack (17), one side central point of bottom plate (1) puts the welding and has L template (5), one side of L template (5) is provided with first rectangular hole (26), is close to gear (16) of L template (5) extend to in first rectangular hole (26), the bottom fixed mounting of L template (5) has driving motor (18), vertical welding has backup pad (19) on the output shaft of driving motor (18), backup pad (19) are located one side of L template (5), one side bottom of backup pad (19) is rotated and is connected with wire rope (21), the one end that backup pad (19) were kept away from in wire rope (21) puts the welding mutually with the top central point of two-sided rack (17).
2. The oxygen increasing device for cultivating the freshwater shrimps in the rice field as claimed in claim 1, wherein a connecting pipe (14) is fixedly connected to one side of the cylinder (7), and one end of each of the two air hoses (13) is connected to the two connecting pipes (14).
3. The oxygenation device for cultivating the freshwater shrimps in the rice field as claimed in claim 1, wherein a rotating rod (20) is rotatably connected to the bottom of one side of the supporting plate (19), and one end of the steel wire rope (21) is welded to the outer wall of the rotating rod (20).
4. The oxygenation device for cultivating freshwater shrimps in rice field as claimed in claim 1, wherein two bearings are symmetrically welded on the side where the first vertical plate (2) and the second vertical plate (3) are close to each other, and two ends of the round rod (4) respectively extend to and are welded with the inner rings of the two bearings.
5. The oxygen increasing device for cultivating the freshwater shrimps in the rice field as claimed in claim 1, wherein two through holes are symmetrically formed in the sliding plate (24), linear bearings are welded on the inner wall of each through hole, the bottom ends of the two guide rods (22) respectively penetrate through the two linear bearings and extend to the lower side of the sliding plate (24), and the guide rods (22) are slidably connected with the linear bearings.
6. The oxygen increasing device for cultivating the freshwater shrimps in the rice field as claimed in claim 1, wherein a limiting plate (25) is welded at the bottom of the guide rod (22), and the limiting plate (25) is positioned below the sliding plate (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023072927.6U CN213819435U (en) | 2020-12-19 | 2020-12-19 | Oxygenation device for freshwater shrimp is bred in rice field |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023072927.6U CN213819435U (en) | 2020-12-19 | 2020-12-19 | Oxygenation device for freshwater shrimp is bred in rice field |
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| CN213819435U true CN213819435U (en) | 2021-07-30 |
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| CN202023072927.6U Active CN213819435U (en) | 2020-12-19 | 2020-12-19 | Oxygenation device for freshwater shrimp is bred in rice field |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113907036A (en) * | 2021-11-15 | 2022-01-11 | 湖南风向农业科技发展有限公司 | Bottom oxygenation system for crayfish breeding and use method thereof |
| CN114766421A (en) * | 2022-04-25 | 2022-07-22 | 安徽省上殿湖水产养殖股份有限公司 | A oxygenation device for aquaculture in aquaculture rice field |
| CN114982699A (en) * | 2022-07-11 | 2022-09-02 | 湖北龙感湖小蓝虾科技有限公司 | Water body oxygenation device for shrimp ecological breeding |
-
2020
- 2020-12-19 CN CN202023072927.6U patent/CN213819435U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113907036A (en) * | 2021-11-15 | 2022-01-11 | 湖南风向农业科技发展有限公司 | Bottom oxygenation system for crayfish breeding and use method thereof |
| CN113907036B (en) * | 2021-11-15 | 2023-03-14 | 湖南风向农业科技发展有限公司 | Bottom oxygenation system for crayfish breeding and use method thereof |
| CN114766421A (en) * | 2022-04-25 | 2022-07-22 | 安徽省上殿湖水产养殖股份有限公司 | A oxygenation device for aquaculture in aquaculture rice field |
| CN114766421B (en) * | 2022-04-25 | 2023-10-24 | 安徽省上殿湖水产养殖股份有限公司 | Oxygenation device for aquaculture in paddy field |
| CN114982699A (en) * | 2022-07-11 | 2022-09-02 | 湖北龙感湖小蓝虾科技有限公司 | Water body oxygenation device for shrimp ecological breeding |
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