Fish culture facility safety device

By adopting a multi-layered buffer structure and an escape-proof fence design in fish farming facilities, the problems of easy impact damage to the facilities and fish escape have been solved, effectively dispersing and protecting against impact forces, and improving the safety and stability of the facilities.

CN224205952UActive Publication Date: 2026-05-08JINGTAI COUNTY JINGZHONGJING FISHERY TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
JINGTAI COUNTY JINGZHONGJING FISHERY TECH CO LTD
Filing Date
2025-06-17
Publication Date
2026-05-08

AI Technical Summary

Technical Problem

Existing fish farming facilities are vulnerable to impacts from ships or floating objects, which can damage the tank structure and cause cracks after long-term use, leading to fish escaping.

Method used

A safety device for fish farming facilities was designed, which adopts a multi-layer buffer structure, including an elastic enclosure, a main airbag, an auxiliary airbag, and a buffer anti-collision plate. Through the dynamic connection of the airbags and the flexible linkage of the elastic enclosure, the impact force is dispersed and absorbed to prevent structural damage. A dual escape prevention system is constructed through a movable chain and an escape-proof fence.

Benefits of technology

It effectively protects the aquaculture tank from impact damage, enhances multi-angle buffering capacity and stability, prevents fish from escaping, and ensures the safety and stability of aquaculture facilities.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224205952U_ABST
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Abstract

The utility model relates to the technical field of aquaculture equipment, and discloses a fish culture facility safety device which comprises a culture box body, a plurality of anti-collision assemblies are assembled on the side faces of the four ends of the culture box body, and a supporting plate is fixed to the top face of the culture box body. When the breeding box body is impacted by a ship or a floating object, the buffering anti-collision plate firstly makes contact with the impacted object, the impact force is evenly dispersed to the auxiliary air bag, after the auxiliary air bag is pressed, air flows into the main air bag through the four sets of connecting air pipes, and the main air bag and the buffering anti-collision plate are separated from each other. The two sets of air bags deform synchronously to absorb most impact force, local overload is avoided, the elastic surrounding plate serves as a third defense line, residual impact force is further buffered, impact is finished, air in the main air bag flows back to the auxiliary air bag, the anti-collision plate is pushed to reset, and the safety of the breeding box body is effectively protected through the multi-buffering and self-resetting design.
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Description

Technical Field

[0001] This utility model relates to the field of aquaculture equipment technology, specifically to a safety device for fish farming facilities. Background Technology

[0002] As fish farming shifts from traditional extensive farming to large-scale, intensive, and modernized operations, the stocking density has increased significantly, and the requirements for the safety and stability of aquaculture facilities have become increasingly stringent. In order to ensure the smooth operation of aquaculture production and reduce fish mortality and economic losses caused by factors such as facility failure and environmental changes, it is necessary to equip the facilities with appropriate safety devices.

[0003] Chinese patent CN111990320B discloses a floating aquaculture device with an external safety fence, including a support frame, support columns, and a U-shaped mounting plate. A filter screen is installed at the bottom of the support frame, and floats are fixed at both ends of the support frame. A bearing plate is installed at the middle of the top of the support frame, and grooves are opened at the four corners of the top of the bearing plate. First limiting grooves are reserved on both sides of the inner wall of the grooves. Support columns are set inside the grooves. This floating aquaculture device with an external safety fence can provide good protection for both sides of the bearing plate by installing support columns in the grooves of the bearing plate and connecting the two sets of support columns with a protective net body. This avoids the danger of personnel falling into the water during maintenance or management. The protective part is easy to disassemble and assemble, does not require manual feeding, and can make feeding more even.

[0004] However, the following shortcomings still exist:

[0005] Existing aquaculture tanks are susceptible to damage from impacts by ships or floating objects during use, resulting in structural damage. After prolonged use, cracks appear on the exterior of the tanks, causing the farmed fish to escape. Therefore, those skilled in the art provide a safety device for fish farming facilities to solve the problems mentioned in the background art. Utility Model Content

[0006] The purpose of this utility model is to provide a safety device for fish farming facilities, and to solve the problems mentioned in the background art above.

[0007] This utility model provides the following technical solution: a safety device for fish farming facilities, including a farming box, with anti-collision components installed on all four sides of the farming box, and a plurality of anti-collision components provided. A support plate is fixed on the top surface of the farming box, and an anti-escape component and a disassembly component connected to the anti-escape component are provided above the support plate.

[0008] As a preferred embodiment of the above technical solution, the anti-collision component includes an elastic enclosure, a main airbag, an auxiliary airbag, connecting air pipes, and a buffer anti-collision plate. The elastic enclosure is fixed to the side of the breeding box and fits snugly against the breeding box. The main airbag is located in front of the elastic enclosure. An auxiliary airbag is located on one side of the main airbag. The connecting air pipes connect the main airbag and the auxiliary airbag. There are four sets of connecting air pipes. The auxiliary airbag is connected to the main airbag through the four sets of connecting air pipes. The buffer anti-collision plate is fixed in front of the auxiliary airbag.

[0009] As a preferred embodiment of the above technical solution, the elastic enclosure is provided with connecting plate one on both sides of the front, and the buffer anti-collision plate is provided with connecting plate two on both sides of the rear. A movable chain is provided between the connecting plate one and the connecting plate two, and the elastic enclosure is connected to the buffer anti-collision plate through the movable chain.

[0010] As a preferred embodiment of the above technical solution, the escape prevention component includes an escape prevention barrier one and an escape prevention barrier two. The escape prevention barrier one is fixed above the support plate and is U-shaped. The escape prevention barrier two is movably installed on both sides of the escape prevention barrier one.

[0011] As a preferred embodiment of the above technical solution, the disassembly assembly includes a plug plate, a socket, a socket hole, a positioning pin, and a locking knob. The plug plate is fixed to the bottom surface of the escape-proof barrier two. Several plug plates are provided, and the plug plates and escape-proof barrier two are integrated into one structure. The socket is fixed to the top surface of the escape-proof barrier one. Several sockets are provided, and the sockets and escape-proof barrier one are integrated into one structure. The slot on the top surface of the socket is adapted to the plug plate. The socket hole is opened on the side of the socket and the plug plate. The positioning pin is located inside the socket and the plug plate, and the positions of the positioning pin and the socket hole correspond to each other. The locking knob is sleeved on the outer wall of the positioning pin.

[0012] As a preferred embodiment of the above technical solution, the bottom surface of the breeding box is provided with a load-bearing plate, and there are several load-bearing plates.

[0013] Compared with the prior art, the beneficial effects of this utility model are:

[0014] 1. When the aquaculture tank is hit by a ship or floating object, the buffer anti-collision plate first contacts the impacting object, evenly distributing the impact force to the auxiliary airbag. After the auxiliary airbag is compressed, the gas flows into the main airbag through four sets of connecting air pipes. The two sets of airbags deform synchronously to absorb most of the impact force, avoiding local overload. The elastic baffle acts as a third line of defense to further buffer the residual impact force. After the impact ends, the gas in the main airbag flows back to the auxiliary airbag, pushing the anti-collision plate to reset. The multiple buffering and self-resetting design effectively protects the safety of the aquaculture tank.

[0015] 2. When the auxiliary airbag and the main airbag are deformed by impact, the movable chain drives the elastic enclosure and the buffer anti-collision plate to move flexibly together, allowing the two to move relative to each other. Its hinged structure allows the anti-collision plate to swing at a certain angle. When a non-perpendicular impact occurs, the anti-collision plate deflects along the movable chain, directing the impact force to the airbag compression direction. The energy is released through the deformation of the airbag, avoiding lateral stress that could cause structural damage, and improving multi-angle buffering capacity and stability. Attached Figure Description

[0016] Figure 1 A three-dimensional structural diagram of a safety device for fish farming facilities;

[0017] Figure 2 A top view schematic diagram of a safety device for fish farming facilities;

[0018] Figure 3 for Figure 1 A magnified structural diagram at point P;

[0019] Figure 4 This is a schematic diagram of a disassembled, unfolded structure.

[0020] Legend:

[0021] 1. Breeding box; 2. Anti-collision components; 201. Elastic enclosure; 202. Main airbag; 203. Auxiliary airbag; 204. Connecting air pipe; 205. Buffer anti-collision plate; 21. Connecting plate one; 22. Connecting plate two; 23. Movable chain; 3. Support plate; 4. Escape prevention components; 401. Escape prevention fence one; 402. Escape prevention fence two; 5. Disassembly components; 501. Insert plate; 502. Socket; 503. Socket hole; 504. Positioning pin; 505. Locking knob; 6. Load-bearing plate. Detailed Implementation

[0022] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention.

[0023] Please see Figures 1-4 As shown, this utility model provides a technical solution: a safety device for fish farming facilities, including a farming box 1, with anti-collision components 2 installed on all four sides of the farming box 1, and a plurality of anti-collision components 2. A support plate 3 is fixed on the top surface of the farming box 1, and an anti-escape component 4 is provided above the support plate 3, and a disassembly component 5 is connected to the anti-escape component 4.

[0024] As one implementation method in this embodiment, please refer to Figures 1-2As shown, the anti-collision component 2 includes an elastic enclosure 201, a main airbag 202, an auxiliary airbag 203, a connecting air pipe 204, and a buffer anti-collision plate 205. The elastic enclosure 201 is fixed to the side of the aquaculture tank 1, and the elastic enclosure 201 and the aquaculture tank 1 are in close contact. The main airbag 202 is located in front of the elastic enclosure 201. An auxiliary airbag 203 is located on one side of the main airbag 202. The connecting air pipe 204 connects the main airbag 202 and the auxiliary airbag 203. Four sets of connecting air pipes 204 are provided. The auxiliary airbag 203 is connected to the main airbag 202 through the four sets of connecting air pipes 204. The buffer anti-collision plate 205 is fixed in front of the auxiliary airbag 203. The main airbag 202 and the auxiliary airbag 203 provide buoyancy, so that the fish aquaculture facility safety device provided in this application will not sink to the bottom.

[0025] Furthermore, when the aquaculture tank 1 is impacted by a ship or floating object, the buffer crash plate 205 first contacts the ship or floating object, and its rigid structure evenly distributes the impact force to the auxiliary airbag 203. At the moment of impact, the auxiliary airbag 203 is compressed and deformed, and the internal gas flows rapidly to the main airbag 202 through four sets of connecting air pipes 204, forming a dynamically connected buffer system. The two sets of airbags compress synchronously to produce elastic deformation, efficiently absorbing most of the impact energy. The rapid transfer of gas avoids local overload and effectively protects the aquaculture tank 1 and the elastic enclosure. As the third buffer barrier, 201 utilizes the elastic properties of its own material to further dissipate residual impact force, ensuring that the breeding box 1 is protected from direct impact. After the impact, the high-pressure gas in the main airbag 202 flows back to the auxiliary airbag 203 through the connecting air pipe 204 under the action of air pressure difference, pushing the buffer anti-collision plate 205 to reset, so that the entire anti-collision component 2 quickly returns to its initial state, preparing for the next protection. Through multiple buffering and self-resetting mechanisms, the ability of the breeding box 1 to cope with sudden impacts is significantly improved, and the safety of the breeding facilities is guaranteed in all aspects.

[0026] As one implementation method in this embodiment, please refer to Figures 1-3 As shown, the elastic enclosure 201 is provided with connecting plate 1 21 on both sides of the front, and the buffer anti-collision plate 205 is provided with connecting plate 22 on both sides of the rear. A movable chain 23 is provided between the connecting plate 1 21 and the connecting plate 22, and the elastic enclosure 201 is connected to the buffer anti-collision plate 205 through the movable chain 23.

[0027] Furthermore, when the auxiliary airbag 203 and the main airbag 202 undergo elastic deformation due to impact, the movable chain 23 simultaneously pulls the elastic enclosure 201 and the buffer crash plate 205 to form a flexible linkage, allowing them to undergo relative displacement during the impact. The hinged structure of the movable chain 23 allows the buffer crash plate 205 to swing at a certain angle relative to the elastic enclosure 201. When the impact direction is not perpendicular, the buffer crash plate 205 deflects along the movable chain 23, guiding the impact force to the airbag compression direction. Energy is released through gas flow and airbag deformation, avoiding structural tearing or detachment due to lateral stress, and significantly improving the buffer compatibility and structural stability under multi-angle impacts.

[0028] As one implementation method in this embodiment, please refer to Figure 1 As shown, the escape prevention component 4 includes an escape prevention barrier 1 401 and an escape prevention barrier 2 402. The escape prevention barrier 1 401 is fixed above the support plate 3 and is U-shaped. The escape prevention barrier 1 401 is movably installed on both sides of the escape prevention barrier 1 401.

[0029] Furthermore, the escape-proof fence 401 is fixed above the support plate 3, forming an escape-proof barrier at the top of the aquaculture area, effectively preventing fish from jumping and escaping. Its U-shaped opening faces the inside of the aquaculture box 1, making it convenient for aquaculture personnel to feed, observe, or catch fish. The escape-proof fence 402 is movably installed on both sides of the escape-proof fence 401, and can be opened and closed along both sides, which can both expand the escape-proof range and temporarily close the opening. Through the cooperation of the escape-proof fence 401 and the escape-proof fence 402, a dual escape-proof system is constructed, which significantly enhances the escape-proof effect.

[0030] As one implementation method in this embodiment, please refer to Figures 3-4 As shown, the disassembly assembly 5 includes a plug plate 501, a socket 502, a socket 503, a positioning pin 504, and a locking knob 505. The plug plate 501 is fixed to the bottom surface of the escape barrier 2 402. Several plug plates 501 are provided, and the several plug plates 501 and the escape barrier 2 402 are integrated into one structure. The socket 502 is fixed to the top surface of the escape barrier 1 401. Several sockets 502 are provided, and the several sockets 502 and the escape barrier 1 401 are integrated into one structure. The slot on the top surface of the socket 502 is adapted to the plug plate 501. The socket 503 is opened on the side of the socket 502 and the plug plate 501. The positioning pin 504 is provided inside the socket 502 and the plug plate 501, and the positions of the positioning pin 504 and the socket 503 are corresponding. The locking knob 505 is sleeved on the outer wall of the positioning pin 504.

[0031] Furthermore, when installing the escape-proof fence 2 402, first align its bottom insert plate 501 with the slot of the top socket 502 of the escape-proof fence 1 401, and insert it vertically until it fits completely. Then remove the locking knob 505, and insert the positioning pin 504 from the side into the socket 502 and the insertion hole 503 of the insert plate 501 to ensure that the escape-proof fence 2 402 cannot move laterally. Then put the locking knob 505 on the outside of the positioning pin 504, rotate the locking knob 505 to push the positioning pin 504 inward to press it tight, so that the insert plate 501 and the socket 502 are tightly fixed and form a rigid connection, which can resist loosening caused by vibration or fish impact. When disassembling, rotate the locking knob 505 in the opposite direction to release the tightness of the positioning pin 504. After pulling out the positioning pin 504, lift the insert plate 501 vertically from the slot of the socket 502 to complete the disassembly, exposing the U-shaped opening for the aquaculture personnel to feed, observe or catch fish.

[0032] Working principle: Upon impact, the buffer anti-collision plate 205 further buffers the impact and disperses the impact force to the auxiliary airbag 203. After the auxiliary airbag 203 is compressed, the gas flows rapidly into the main airbag 202 through four sets of connecting air pipes 204. The two airbags work together to deform and absorb most of the impact force, preventing local damage. The elastic enclosure 201 bears the residual impact and provides secondary buffering. After the impact ends, the gas in the airbags flows back and pushes the anti-collision plate to reset, ensuring the safety of the breeding box 1. When the auxiliary airbag 203 and the main airbag 202 deform upon impact, the movable chain 23 drives the elastic enclosure 201 and the buffer anti-collision plate 205 to move flexibly and relative to each other. The hinged structure allows the buffer anti-collision plate 205 to swing. In the event of a non-perpendicular impact, it deflects along the movable chain 23, directing the impact force towards the airbag compression direction. Energy is released through airbag deformation, avoiding lateral stress damage to the structure and improving multi-angle buffering capacity and stability. The escape-proof fence 401 is fixed to the support. Above the support plate 3, a top escape-proof barrier is formed to prevent fish from jumping. Its U-shaped opening faces the inside of the breeding tank 1, making it convenient for feeding and observation. The escape-proof fence 402 is movably installed on both sides and can be opened and closed to expand the escape-proof range or close the opening. The two work together to form a double escape-proof system to enhance the effect. When installing the escape-proof fence 402, insert the plate 501 into the slot of the socket 502, remove the locking knob 505 and insert the positioning pin 504, then put on the locking knob 505 to press it tight, so that the plate 501 is fixed to the socket 502. When disassembling, rotate the locking knob 505 in the opposite direction to loosen the positioning pin 504, pull it out and lift the plate 501 to expose the U-shaped opening for feeding, observation and other operations. The weight plate 6 increases the weight of the bottom of the breeding tank 1, lowers the center of gravity of the breeding tank 1, and prevents the breeding tank 1 from tilting, drifting or overturning due to water flow impact, wind and waves or human operation.

[0033] The above embodiments are only used to illustrate the technical solution of this utility model, and are not intended to limit it.

Claims

1. A safety device for fish farming facilities, comprising a farming tank (1), characterized in that: The four sides of the breeding box (1) are equipped with anti-collision components (2), and there are several anti-collision components (2). A support plate (3) is fixed on the top surface of the breeding box (1). An anti-escape component (4) is provided above the support plate (3), and a disassembly component (5) is connected to the anti-escape component (4).

2. The safety device for fish farming facilities according to claim 1, characterized in that: The anti-collision component (2) includes an elastic enclosure (201), a main airbag (202), an auxiliary airbag (203), a connecting air pipe (204), and a buffer anti-collision plate (205). The elastic enclosure (201) is fixed to the side of the breeding box (1) and the elastic enclosure (201) is in close contact with the breeding box (1). The main airbag (202) is located in front of the elastic enclosure (201). An auxiliary airbag (203) is located on one side of the main airbag (202). The connecting air pipe (204) is connected between the main airbag (202) and the auxiliary airbag (203). There are four sets of connecting air pipes (204). The auxiliary airbag (203) is connected to the main airbag (202) through the four sets of connecting air pipes (204). The buffer anti-collision plate (205) is fixed in front of the auxiliary airbag (203).

3. A safety device for fish farming facilities according to claim 2, characterized in that: The elastic enclosure (201) is provided with connecting plate 1 (21) on both sides of the front, and the buffer anti-collision plate (205) is provided with connecting plate 2 (22) on both sides of the rear. A movable chain (23) is provided between the connecting plate 1 (21) and the connecting plate 2 (22), and the elastic enclosure (201) is connected to the buffer anti-collision plate (205) through the movable chain (23).

4. A safety device for fish farming facilities according to claim 1, characterized in that: The escape prevention component (4) includes an escape prevention barrier one (401) and an escape prevention barrier two (402). The escape prevention barrier one (401) is fixed above the support plate (3) and is U-shaped. The escape prevention barrier two (402) is movably installed on both sides of the escape prevention barrier one (401).

5. A safety device for fish farming facilities according to claim 1, characterized in that: The disassembly assembly (5) includes a plug plate (501), a socket (502), a socket (503), a positioning pin (504), and a locking knob (505). The plug plate (501) is fixed to the bottom surface of the escape-proof barrier two (402). Several plug plates (501) are provided, and several plug plates (501) and escape-proof barrier two (402) are integrated into one piece. The socket (502) is fixed to the top surface of the escape-proof barrier one (401). Several sockets (502) are provided, and several... The socket (502) and the escape barrier (401) are integrated. The slot on the top surface of the socket (502) is adapted to the plug plate (501). The socket hole (503) is opened on the side of the socket (502) and the plug plate (501). The positioning pin (504) is set inside the socket (502) and the plug plate (501), and the positions of the positioning pin (504) and the socket hole (503) are corresponding. The locking knob (505) is sleeved on the outer wall of the positioning pin (504).

6. A safety device for fish farming facilities according to claim 1, characterized in that: The bottom surface of the breeding box (1) is provided with a load-bearing plate (6), and there are several load-bearing plates (6).

Citation Information

Patent Citations

  • A floating aquaculture device with an external safety fence

    CN111990320B