Fishing device for floating objects in sturgeon culture pond

By designing a floating debris retrieval device for sturgeon breeding ponds, which utilizes motors and lifting components to achieve automatic collection and retrieval of floating debris, the problem of high labor intensity and low efficiency in existing technologies has been solved, improving cleaning efficiency and protecting water quality and the sturgeon's living environment.

CN224173275UActive Publication Date: 2026-04-28HUBEI QINGJIANG ACIPENSER VALLEYS SPECIAL FISHERY CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HUBEI QINGJIANG ACIPENSER VALLEYS SPECIAL FISHERY CO LTD
Filing Date
2025-04-22
Publication Date
2026-04-28

AI Technical Summary

Technical Problem

Existing methods for removing floating debris from sturgeon ponds are labor-intensive, inefficient, and difficult to clean in a timely manner, thus affecting water quality and the sturgeon's living environment.

Method used

Design a floating debris retrieval device for sturgeon farming ponds. By setting up a retrieval mechanism, a motor and lifting components are used to make the push plate rotate counterclockwise to gather floating debris. The lifting components drive the retrieval plate to move upward, lifting the floating debris off the water surface, thus achieving automatic gathering and retrieval.

Benefits of technology

It achieves efficient and automatic collection and retrieval of floating debris, reduces manual labor intensity, improves cleaning efficiency, and protects water quality and the habitat of sturgeon.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of sturgeon culture, and discloses a sturgeon culture pond floating object salvaging device which comprises a round culture pond, a salvaging mechanism is arranged in the round culture pond, and the salvaging mechanism comprises a supporting column, a motor box, a lifting assembly, a gear motor, a mounting rod, two connecting rods, a pushing plate, a salvaging plate and a mounting assembly. The supporting column is arranged at the circle center of the inner bottom wall of the circular culture pond. By arranging the motor box, the gear motor and the connecting rod, the pushing plate can rotate anticlockwise in the circular culture pond, in the anticlockwise rotation process of the pushing plate, sundries on the water surface can be gathered on the side, close to the fishing plate, of the pushing plate, and therefore the sundries can be gathered, and after the sundries are gathered, the sundries can be fished out of the round culture pond. The pushing plate, the salvage plate and the like can be driven to move upwards through the supporting column and the lifting assembly, so that the salvage plate can drive sundries above the salvage plate to break away from the water surface, and salvage of the sundries is achieved.
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Description

Technical Field

[0001] This utility model relates to the field of sturgeon farming technology, and in particular to a device for removing floating debris from sturgeon farming ponds. Background Technology

[0002] In sturgeon farming, circular ponds are generally used to ensure the normal growth of sturgeon. Circular ponds have no corners, allowing water flow to be evenly distributed throughout the pond, reducing the impact of water flow on the sturgeon population. Secondly, the water flow in circular ponds is more stable, which is conducive to the growth and reproduction of sturgeon. In addition, the cornerless design of circular ponds reduces hiding places for parasites and bacteria, helping to maintain water quality.

[0003] However, regardless of the shape of the aquaculture pond, various floating objects will inevitably appear, such as uneaten feed, dead algae, and plastic waste. If these floating objects are not removed in time, they will not only affect the aesthetics of the aquaculture pond, but more importantly, they will have a negative impact on the living environment of sturgeon. The accumulation of uneaten feed and dead algae will consume dissolved oxygen in the water, leading to water quality deterioration and increasing the risk of sturgeon diseases. Foreign objects such as plastic waste may be accidentally ingested by sturgeon, endangering their lives.

[0004] Existing methods for removing floating debris mostly rely on manual labor, which is labor-intensive, inefficient, and difficult to clean up in a timely manner. Some simple tools, such as nets, can only handle a small amount of floating debris and are not effective for removing large areas of scattered floating debris. Therefore, a floating debris removal device for sturgeon aquaculture ponds is proposed to solve the above problems. Utility Model Content

[0005] (a) Purpose of the utility model

[0006] To address the technical problems existing in the background art, this utility model proposes a floating debris retrieval device for sturgeon aquaculture ponds. By setting up a retrieval mechanism, debris on the water surface can be gathered. After the debris is gathered, the retrieval mechanism can remove the debris from the water surface, thereby achieving the retrieval of the debris. It has the advantages of automatically gathering and retrieving debris from the surface of the aquaculture pond.

[0007] (II) Technical Solution

[0008] This utility model provides a device for removing floating debris from a sturgeon aquaculture pond, including a circular aquaculture pond, wherein a retrieval mechanism is provided inside the circular aquaculture pond.

[0009] The salvage mechanism includes a support column, a motor housing, a lifting assembly, a geared motor, a mounting rod, two connecting rods, a push plate, a salvage plate, and a mounting assembly. The support column is located at the center of the inner bottom wall of the circular aquaculture pond. The motor housing is located at the top of the support column. The lifting assembly is located inside the support column, and its output end is connected to the motor housing. The geared motor is located on the inner bottom wall of the motor housing, and its output shaft extends to the top of the motor housing. The mounting rod is located on the output shaft of the geared motor and at the top of the motor housing. Both connecting rods are located at the bottom of the mounting rod. The push plate is located at the bottom end of the two connecting rods. The salvage plate is located on the front of the push plate. The mounting assembly is located on the front of the push plate, and the push plate is connected to the salvage plate through the mounting assembly.

[0010] Preferably, the lifting assembly includes a lifting groove, a cylinder, a lifting rod, and a guide module. The lifting groove is located at the top of the support column, the cylinder is located on the inner bottom wall of the lifting groove, the lifting rod is slidably connected to the inside of the lifting groove, the bottom end of the lifting rod is connected to the piston rod of the cylinder, the top end of the lifting rod is connected to the bottom of the motor housing, and the guide module is located on the outside of the lifting rod.

[0011] Preferably, the guiding module includes two guide grooves and two guide blocks. The two guide grooves are both opened inside the lifting groove and are symmetrically distributed. The two guide blocks are both located outside the lifting rod and are slidably connected to the inside of the two guide grooves respectively.

[0012] Preferably, the mounting assembly includes two mounting blocks, two T-slots, a T-block, and a handle. The two mounting blocks are located on the front of the push plate, and the two T-slots are respectively opened on the top of the two mounting blocks. The front and back of the two T-slots are connected to the outside. The T-block is located at the bottom of the retrieval plate and is slidably connected to the inside of the two T-slots.

[0013] Preferably, the back of the salvage plate is slidably connected to the front of the push plate, the front of the push plate has a plurality of first drainage holes extending through to its back, and the top of the salvage plate has a plurality of second drainage holes extending through to its bottom.

[0014] Preferably, the left side of the push plate is slidably connected to the inner side of the circular aquaculture pond, and the right side of the push plate is slidably connected to the outer side of the support column.

[0015] Compared with the prior art, the above-mentioned technical solution of this utility model has the following beneficial technical effects:

[0016] This sturgeon aquaculture pond floating debris retrieval device, through the installation of a motor box, a reduction motor, and a connecting rod, enables a push plate to rotate counterclockwise inside the circular aquaculture pond. During the counterclockwise rotation of the push plate, debris on the water surface is gathered on the side of the push plate closest to the retrieval plate, thus achieving debris collection. After the debris is collected, the support column and lifting assembly drive the push plate and retrieval plate upwards, allowing the retrieval plate to lift the debris above it off the water surface, achieving debris retrieval. The retrieval plate can be disassembled by the installation assembly for convenient centralized processing of the debris on top of the retrieval plate. Attached Figure Description

[0017] Figure 1 This is a schematic diagram of the structure of a sturgeon aquaculture pond floating debris retrieval device proposed in this utility model.

[0018] Figure 2 This is a cross-sectional view of the retrieval mechanism in a sturgeon aquaculture pond floating debris retrieval device proposed in this utility model.

[0019] Figure 3 This is a three-dimensional structural diagram of the push plate, the retrieval plate, and the installation components in a sturgeon aquaculture pond floating debris retrieval device proposed in this utility model.

[0020] Reference numerals: 1. Circular aquaculture pond; 2. Retrieval mechanism; 21. Support column; 22. Motor box; 23. Lifting assembly; 231. Lifting groove; 232. Cylinder; 233. Lifting rod; 234. Guide module; 2341. Guide groove; 2342. Guide block; 24. Gear motor; 25. Mounting rod; 26. Connecting rod; 27. Push plate; 28. Retrieval plate; 29. ​​Mounting assembly; 291. Mounting block; 292. T-slot; 293. T-block; 294. Handle. Detailed Implementation

[0021] To make the objectives, technical solutions, and advantages of this utility model clearer, the present utility model will be further described in detail below with reference to specific embodiments and accompanying drawings. It should be understood that these descriptions are merely exemplary and not intended to limit the scope of this utility model. Furthermore, descriptions of well-known structures and technologies are omitted in the following description to avoid unnecessarily obscuring the concept of this utility model.

[0022] In the description of this utility model, it should be noted that the terms "upper," "lower," "inner," "outer," "front end," "rear end," "both ends," "one end," and "the other end," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are used solely for the convenience of describing this utility model and for simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0023] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installed," "equipped with," and "connected," etc., should be interpreted broadly. For example, "connected" can be a fixed connection, such as welding, riveting, or bonding; it can also be a detachable connection, such as threaded connection, keyed connection, or pin connection; or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; or it can be a connection within two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0024] like Figure 1-3 As shown, the present invention proposes a floating debris retrieval device for sturgeon aquaculture ponds, comprising a circular aquaculture pond 1, and a retrieval mechanism 2 disposed inside the circular aquaculture pond 1.

[0025] In this invention, sturgeon can be raised in a circular culture pond 1. The circular culture pond 1 has no corners, allowing water to be evenly distributed throughout the pond, reducing the impact of water flow on the sturgeon population. Furthermore, the more stable water flow in the circular culture pond 1 is conducive to the growth and reproduction of sturgeon. In addition, the cornerless design of the circular culture pond 1 reduces hiding places for parasites and pathogens, helping to maintain water quality and further promoting sturgeon growth. During the sturgeon farming process, a retrieval mechanism 2 can collect and remove floating debris from inside the circular culture pond 1, preventing it from affecting the sturgeon farming.

[0026] In an optional embodiment, the retrieval mechanism 2 includes a support column 21, a motor housing 22, a lifting assembly 23, a reduction motor 24, a mounting rod 25, two connecting rods 26, a push plate 27, a retrieval plate 28, and a mounting assembly 29. The support column 21 is located at the center of the inner bottom wall of the circular aquaculture pond 1. The motor housing 22 is located at the top of the support column 21. The lifting assembly 23 is located inside the support column 21, and the output end of the lifting assembly 23 is connected to the motor housing 22. The reduction motor 24 is located on the inner bottom wall of the motor housing 22, and the output shaft of the reduction motor 24 extends to the top of the motor housing 22. The mounting rod 25 is located on the output shaft of the reduction motor 24 and is located at the top of the motor housing 22. The two connecting rods 26 are both located at the bottom of the mounting rod 25. The push plate 27 is located at the bottom end of the two connecting rods 26. The retrieval plate 28 is located on the front of the push plate 27. The mounting assembly 29 is located on the front of the push plate 27, and the push plate 27 is connected to the retrieval plate 28 through the mounting assembly 29.

[0027] It should be noted that the motor housing 22 can be installed via the support column 21 and the lifting assembly 23. When the reduction motor 24 is started, the output shaft of the reduction motor 24 will drive the mounting rod 25 to rotate counterclockwise. The mounting rod 25 will drive the two connecting rods 26 to rotate counterclockwise, and the two connecting rods 26 will drive the push plate 27 to rotate counterclockwise. During the counterclockwise rotation of the push plate 27, the push plate 27 will push the floating debris in the circular aquaculture pond 1, causing all the floating debris to gather on the side of the push plate 27 near the retrieval plate 28. During the process of the push plate 27 pushing the debris, the installation assembly 23... 9 allows the push plate 27 to drive the salvage plate 28 to rotate synchronously. After all the floating objects are gathered on the side of the push plate 27 near the salvage plate 28, the lifting component 23 can drive the motor box 22, the reduction motor 24, the mounting rod 25, the two connecting rods 26 and the push plate 27 to move upward. Under the action of the mounting component 29, the push plate 27 will drive the salvage plate 28 to move upward. When the salvage plate 28 is separated from the water surface, the salvage plate 28 can take the debris above it away from the water. At this time, the salvage plate 28 can be disassembled by the mounting component 29 to facilitate the collection and treatment of the impurities on the top of the salvage plate 28.

[0028] In an optional embodiment, the lifting assembly 23 includes a lifting groove 231, a cylinder 232, a lifting rod 233, and a guide module 234. The lifting groove 231 is opened at the top of the support column 21, the cylinder 232 is located on the inner bottom wall of the lifting groove 231, the lifting rod 233 is slidably connected to the inside of the lifting groove 231, the bottom end of the lifting rod 233 is connected to the piston rod of the cylinder 232, the top end of the lifting rod 233 is connected to the bottom of the motor housing 22, and the guide module 234 is located on the outside of the lifting rod 233.

[0029] It should be noted that after the debris inside the circular aquaculture pond 1 is pushed by the push plate 27 and the debris is gathered on the side of the push plate 27 near the retrieval plate 28, the cylinder 232 is activated. The piston rod of the cylinder 232 will drive the lifting rod 233 to move upward. The lifting rod 233 will drive the motor box 22 to move upward, so that the mounting rod 25, the two connecting rods 26, the push plate 27 and the retrieval plate 28 can move upward synchronously. At this time, because the debris is gathered on the side of the push plate 27 near the retrieval plate 28, when the retrieval plate 28 moves upward and separates from the water surface, the retrieval plate 28 will drive the debris above it to separate from the water surface, thereby achieving the retrieval of the debris.

[0030] In an optional embodiment, the guide module 234 includes two guide grooves 2341 and two guide blocks 2342. The two guide grooves 2341 are both opened inside the lifting groove 231 and are symmetrically distributed. The two guide blocks 2342 are both located outside the lifting rod 233. The two guide blocks 2342 are slidably connected to the inside of the two guide grooves 2341 respectively.

[0031] It should be noted that during the upward or downward movement of the lifting rod 233, the two guide grooves 2341 and the two guide blocks 2342 can guide the lifting rod 233 to ensure the stability of the lifting rod 233 during movement. This further ensures the stability of the upward or downward movement of the mounting rod 25, the two connecting rods 26, the push plate 27, and the retrieval plate 28. At the same time, it can also prevent the lifting rod 233 from detaching from the lifting groove 231 during movement.

[0032] In an optional embodiment, the mounting assembly 29 includes two mounting blocks 291, two T-slots 292, a T-block 293, and a handle 294. The two mounting blocks 291 are both located on the front of the push plate 27. The two T-slots 292 are respectively opened on the top of the two mounting blocks 291. The front and back of the two T-slots 292 are connected to the outside. The T-block 293 is located at the bottom of the retrieval plate 28 and is slidably connected to the inside of the two T-slots 292.

[0033] It should be noted that after the debris is retrieved away from the water surface by the retrieval plate 28, the retrieval plate 28 can be pulled outward by the handle 294. Under the action of the two mounting blocks 291, the two T-shaped grooves 292 and the T-shaped block 293, the retrieval plate 28 will move stably outward by the circular aquaculture pond 1, so that the retrieval plate 28 can be disassembled for easy collection and disposal of the debris on the top of the retrieval plate 28.

[0034] In addition, after the debris collection is completed, the retrieval plate 28 can be directly installed on the top of the two mounting blocks 291 through the two T-shaped grooves 292 and the T-shaped block 293. At this time, the end of the retrieval plate 28 near the support column 21 needs to abut against the outside of the support column 21, that is, the retrieval plate 28 is installed. At this time, the cylinder 232 is started in reverse, which will make the retrieval plate 28 move downward and enter the water, avoiding the next collection and retrieval of floating debris inside the circular aquaculture pond 1.

[0035] In an optional embodiment, the back of the retrieval plate 28 is slidably connected to the front of the push plate 27 to ensure that when retrieving debris through the retrieval plate 28, the debris will not fall through the gap between the push plate 27 and the retrieval plate 28, thus ensuring the retrieval effect of the retrieval plate 28.

[0036] In an optional embodiment, the front of the push plate 27 is provided with a plurality of first drainage holes extending to its back, and the top of the retrieval plate 28 is provided with a plurality of second drainage holes extending to its bottom. The first drainage holes allow water to pass through during the counterclockwise rotation of the push plate 27, while the second drainage holes allow water to pass through the top of the retrieval plate 28 during the retrieval of debris.

[0037] In an optional embodiment, the left side of the push plate 27 is slidably connected to the inner side of the circular aquaculture tank 1, and the right side of the push plate 27 is slidably connected to the outer side of the support column 21. This ensures that the push plate 27 can push all the floating debris in the circular aquaculture tank 1 during the counterclockwise rotation to collect debris, preventing debris from leaking out through gaps. It also further ensures the stability of the push plate 27 during counterclockwise rotation.

[0038] In an optional embodiment, the height of the push plate 27 and the retrieval plate 28 can be adjusted by starting or reversing the cylinder 232. Before collecting and retrieving the floating debris in the circular aquaculture pond 1, it is necessary to ensure that the water surface inside the circular aquaculture pond 1 is located in the middle of the push plate 27 and that the retrieval plate 28 is completely submerged in the water.

[0039] In an optional embodiment, when retrieving debris using the retrieval plate 28, to prevent debris from falling from the side of the retrieval plate 28 away from the push plate 27, a baffle can be provided on the side of the retrieval plate 28 away from the push plate 27. The top of the baffle is higher than the top of the retrieval plate 28 and lower than the top of the push plate 27. When collecting and retrieving debris, the baffle needs to be completely submerged in water. Multiple water passages penetrating from one side of the baffle can be provided to prevent excessive water resistance to the baffle or excessive agitation of the water by the baffle.

[0040] In an optional embodiment, a controller is provided on the outside of the circular aquaculture pond 1. The cylinder 232 and the geared motor 24 are electrically connected to the controller, and the cylinder 232 and the geared motor 24 can be controlled by the controller.

[0041] Working principle:

[0042] In use, the sturgeon aquaculture pond floating debris removal device first activates or reverses cylinder 232 to ensure the water level inside the circular aquaculture pond 1 is at the center of the push plate 27 and the removal plate 28 is fully submerged. Then, the reduction motor 24 is activated, causing the mounting rod 25 to rotate counter-clockwise. Under the action of the connecting rod 26, the mounting rod 25 drives the push plate 27 and the removal plate 28 to rotate counter-clockwise. During this counter-clockwise rotation, the push plate 27 pushes the floating debris in the circular aquaculture pond 1, causing all the floating debris to gather on the side of the push plate 27 closest to the removal plate 28. This process gathers all the floating debris on the side of the push plate 27 closest to the removal plate 28. After activating cylinder 232, the piston rod of cylinder 232 will drive the lifting rod 233 to move upward, thereby enabling the mounting rod 25, the two connecting rods 26, the push plate 27, and the retrieval plate 28 to move upward synchronously. At this time, since the debris is gathered on the side of the push plate 27 near the retrieval plate 28, when the retrieval plate 28 moves upward and detaches from the water surface, the retrieval plate 28 will cause the debris above it to detach from the water surface. When the retrieval plate 28 is detached from the water and its height is higher than that of the circular aquaculture pond 1, the retrieval plate 28 can be pulled directly to the outside of the circular aquaculture pond 1 through the handle 294, thereby removing the retrieval plate 28 for easy collection and disposal of the debris on top of the retrieval plate 28.

[0043] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A device for removing floating debris from a sturgeon aquaculture pond, comprising a circular aquaculture pond (1), characterized in that, The circular aquaculture pond (1) is equipped with a retrieval mechanism (2). The retrieval mechanism (2) includes a support column (21), a motor housing (22), a lifting assembly (23), a reduction motor (24), a mounting rod (25), two connecting rods (26), a push plate (27), a retrieval plate (28), and a mounting assembly (29). The support column (21) is located at the center of the inner bottom wall of the circular aquaculture pond (1). The motor housing (22) is located at the top of the support column (21). The lifting assembly (23) is located inside the support column (21). The output end of the lifting assembly (23) is connected to the motor housing (22). The reduction motor (24) is located inside the motor housing (22). The inner bottom wall of the motor housing (22) is provided with the output shaft of the geared motor (24) extending to the top of the motor housing (22). The mounting rod (25) is located on the output shaft of the geared motor (24) and at the top of the motor housing (22). The two connecting rods (26) are located at the bottom of the mounting rod (25). The push plate (27) is located at the bottom end of the two connecting rods (26). The retrieval plate (28) is located on the front of the push plate (27). The mounting assembly (29) is located on the front of the push plate (27). The push plate (27) is connected to the retrieval plate (28) through the mounting assembly (29).

2. The sturgeon aquaculture pond floating debris retrieval device according to claim 1, characterized in that, The lifting assembly (23) includes a lifting groove (231), a cylinder (232), a lifting rod (233), and a guide module (234). The lifting groove (231) is located at the top of the support column (21). The cylinder (232) is located on the inner bottom wall of the lifting groove (231). The lifting rod (233) is slidably connected to the inside of the lifting groove (231). The bottom end of the lifting rod (233) is connected to the piston rod of the cylinder (232). The top end of the lifting rod (233) is connected to the bottom of the motor housing (22). The guide module (234) is located on the outside of the lifting rod (233).

3. The sturgeon aquaculture pond floating debris retrieval device according to claim 2, characterized in that, The guide module (234) includes two guide grooves (2341) and two guide blocks (2342). The two guide grooves (2341) are both opened on the inner side of the lifting groove (231) and are symmetrically distributed. The two guide blocks (2342) are both located on the outer side of the lifting rod (233). The two guide blocks (2342) are slidably connected to the inside of the two guide grooves (2341).

4. The sturgeon aquaculture pond floating debris retrieval device according to claim 1, characterized in that, The mounting assembly (29) includes two mounting blocks (291), two T-slots (292), a T-block (293), and a handle (294). The two mounting blocks (291) are located on the front of the push plate (27). The two T-slots (292) are respectively opened on the top of the two mounting blocks (291). The front and back of the two T-slots (292) are connected to the outside. The T-block (293) is located at the bottom of the retrieval plate (28). The T-block (293) is slidably connected to the inside of the two T-slots (292).

5. The sturgeon aquaculture pond floating debris retrieval device according to claim 1, characterized in that, The back of the salvage plate (28) is slidably connected to the front of the push plate (27). The front of the push plate (27) is provided with a plurality of first drainage holes that extend through to its back. The top of the salvage plate (28) is provided with a plurality of second drainage holes that extend through to its bottom.

6. The sturgeon aquaculture pond floating debris retrieval device according to claim 1, characterized in that, The left side of the push plate (27) is slidably connected to the inner side of the circular aquaculture pond (1), and the right side of the push plate (27) is slidably connected to the outer side of the support column (21).