TWI820324B - Fish breeding assembly and fish breeding system - Google Patents

Abstract

The invention relating to a fish breeding assembly and fish breeding system are disclosed. The fish breeding assembly comprises a main body, at least one first floating element and a elevating module. The first floating element is fixed on the main body; the elevating module further has at least one lifting rod disposed near the main body to have relatively movement, and at least fishing net attached around the lifting rod. The breeding assembly can breed the fish and enlarge the living space for those bred fish.

Description

Breeding floating body assembly and breeding floating body system

The present invention relates to a structure for raising fish fry, in particular to a breeding floating body assembly and a breeding floating body system that float on the water and can be moved and dragged, and can further adjust the fry breeding space according to needs.

Fry breeding cages refer to breeding cages that can be used in relatively deep waters (usually deeper than 20 meters). It is a breeding equipment that has developed rapidly in the past decade. It uses computers, new materials, pneumatics, anti-corrosion, anti-fouling (attachments), anti-ultraviolet (anti-aging) and other high-tech technologies to maintain the structure and system of the cage and its culture even under very harsh sea conditions. of fish are safe and sound. Many countries are gradually opening up, supporting and encouraging deep-water aquaculture. The implementation of this encouragement policy is of great significance for expanding aquaculture waters and sea areas, reducing environmental pressure, protecting and regulating the structure of marine aquaculture species, and promoting scientific deep-water aquaculture. In the past two decades, large-scale deep-water cage culture, represented by Norway, has developed rapidly and continuously around the world and achieved remarkable results. It is considered to be the most successful example of marine aquaculture at present.

For a long time, fishermen have mostly used native lakes such as lakes and reservoirs for fish farming in fixed cages. This not only destroys the native water ecological environment, but also pollutes the water quality with feed, fish feces, etc. Moreover, the installation of large-scale cages also hinders the flow of water and causes negative impacts. Severe oxidation of water quality increases the risk of eutrophication of lakes and reservoirs. In addition, the structure of traditional breeding cages is fixed and the equipment is bulky. Not only is it inconvenient to move to avoid typhoons, hurricanes or incoming cold temperatures, but when the fry gradually grow up and there is insufficient living space, the space volume in the breeding tank cannot be changed ( required for fish survival activities); only artificial methods can be used to move partially grown fish by fishing and divide a part to another breeding cage. This method is very slow and extremely labor-intensive.

Therefore, how to make the equipment for raising fish fry easy to move to avoid typhoons, hurricanes, and low-temperature cold currents, and how to increase the activity space required for raising fish depending on the size and growth needs of the fish, is a common knowledge in this field. The goal that the person strives for.

The main purpose of the present invention is to allow the fish fry to be cultured to increase in size as the fish grow larger, thereby increasing the volume of the culture space required for the fish's growth activities.

Another object of the present invention is to move the overall structure of the breeding cage at any time to avoid typhoons, hurricanes or low-temperature cold currents and improve the survival rate of fry.

Another purpose of the present invention is to monitor the growth status of fish and fry, and the size of the fish, and then use automatic control to change the breeding space in which the fish live.

Another purpose of the present invention is to use the breeding equipment for tourists to enjoy fish and fish, promote sightseeing breeding, provide education and entertainment, and increase economic benefits.

In order to solve the above and other problems, the present invention provides a breeding floating body assembly, which includes a body structure, at least a first buoyancy element and a lifting tank assembly; the first buoyancy element is fixed on the body structure, and the lifting tank assembly The tank assembly further includes at least one lifting rod. The lifting rod is located around the body structure or the first buoyancy element and can move relative to the body structure or the first buoyancy element. The components move relative to each other.

The breeding floating body assembly as mentioned above, wherein the lifting tank assembly further includes at least one barrier net, the barrier net is detachably attached to or adjacent to the lifting rod, or a part of the barrier net is connected to the main body around the periphery structure or this first buoyancy element.

In the breeding floating body assembly as mentioned above, a bottom frame structure is further connected below the lifting rod, and part of the periphery of the barrier net is connected to the bottom frame structure, or the bottom frame structure supports and resists the barrier net.

The aquaculture floating body assembly as described above, wherein a propulsion motor, at least one camera, or at least one solar panel is further provided around the body structure or the first buoyancy element.

The breeding floating body assembly as described above, wherein the body structure is further provided with a transparent plate located around the lifting rod or the barrier net; in further embodiments, the transparent plate further includes a closing plate , the closing plate is pivoted on the transparent plate, or adjacent to the periphery of the transparent plate.

The aquaculture floating body assembly as mentioned above, further comprising at least one second buoyancy element, the second buoyancy element is connected to the lifting rod; in a further embodiment, the second buoyancy element has a cavity inside, The aquaculture floating body assembly further includes an air filling and deflating pipe, the air filling and deflating pipe is connected or conducted to the cavity of the second buoyancy element; at least one drainage is provided at the lowest depression of the second buoyancy element or the cavity. Structure to discharge air or liquid from the cavity.

The aquaculture floating body assembly as mentioned above, further comprising at least one second buoyancy element, the second buoyancy element is connected to the lifting rod; in a further embodiment, the second buoyancy element has a cavity inside, The lifting rod is a hollow rod and is connected or communicated with the cavity of the second buoyancy element. The breeding floating body assembly further includes an air filling and deflating pipe. A channel is provided in the lifting rod or is connected to the lifting rod; at least one drainage structure is provided at the lowest depression of the second buoyancy element or the cavity to discharge air or liquid in the cavity.

As mentioned above, the aquaculture floating body assembly, wherein the lifting tank assembly further includes at least one gear, the gear is in contact with the side of the lifting rod to control the up and down movement of the lifting rod.

The aquaculture floating body assembly as described above, wherein the body structure or the first buoyancy element is provided with at least one through hole, and the lifting rod is located in the through hole and can move back and forth; in a further embodiment , an anti-slip pad is further provided in the penetration hole, and the anti-slip pad abuts the lifting rod.

The aquaculture floating body assembly as described above, wherein the body structure or the first buoyancy element is provided with at least one through hole, and the lifting rod is located in the through hole and can move back and forth; in a further embodiment , there are a plurality of lifting rods, and the lifting trough assembly further includes at least one fixed portion, which is located above the through hole and connected to at least two lifting rods.

In order to solve the above and other problems, the present invention provides an aquaculture floating body system, which includes at least two aquaculture floating body assemblies as described above, wherein multiple body structures are arranged and connected laterally or longitudinally.

Thereby, the breeding floating body assembly or breeding floating body system of the present invention can move the breeding floating body assembly or the overall structure of the breeding floating body system at any time to avoid typhoons, hurricanes or low-temperature cold currents and provide survival of fish fry. rate; it can also be used to monitor the growth status of fish and fry, and the size of the fish, and then use automatic control to change the breeding space where the fish live; it can also provide the breeding floating body assembly or breeding floating body system for tourism Guests enjoy fish viewing and fishing, promote sightseeing and breeding, provide education and entertainment, and increase economic benefits. Of course, the most important thing is that the breeding floating body assembly or breeding floating body system can allow the cultured fry to increase in size as the fish grow larger, thereby increasing the space for breeding to provide for the growth and activities of the fish. Therefore, the present invention has multiple benefits and is very convenient. And it has economic benefits.

To further understand the features and technical content of the present invention, please refer to the following detailed description and drawings of the present invention. However, the attached drawings are only for reference and illustration and are not intended to limit the present invention. To further understand the features and technical content of the present invention, please refer to the following detailed description and drawings of the present invention. However, the attached drawings are only for reference and illustration and are not intended to limit the present invention.

10: Breeding floating body assembly

11: First buoyancy element

12: Second buoyancy element

125:Cavity

126:Excretory structure

15: Lift chute assembly

154:Lifting rod

155: Bottom frame structure

156: Fixed part

157:Gear

16:Inflating and deflating pipes

17:Ontology structure

174:Threading hole

175:Transparent plate

176: closing plate

177:Pivot

178: Accommodation structure

30: Barrier net

31:Propulsion motor

32:Camera

33:Solar panel

90: Aquaculture floating body system

Figure 1 is a schematic three-dimensional view of the aquaculture floating body assembly of the present invention when the lifting tank assembly is lowered.

Figures 2A-2B show a perspective view and a side view of the breeding floating body assembly of the present invention when a barrier net is attached.

Figure 2C shows a schematic diagram of the installation and combination of the lifting chute assembly and the barrier net.

Figure 3 shows another installation and combination diagram of the lifting chute assembly and the barrier net.

Figures 4A to 4B show a schematic three-dimensional view and a side view of the breeding floating body assembly of the present invention when the lifting tank assembly is rising.

Figure 5 shows a schematic diagram of the rise and fall control of the lift rod of the lift chute assembly.

Figure 6A shows a schematic diagram of another embodiment of the breeding floating body assembly of the present invention.

Figures 6B to 6C show another control diagram of the lifting chute assembly rising and falling.

Figure 7A shows a schematic diagram of yet another embodiment of the breeding floating body assembly of the present invention.

Figure 7B shows a schematic structural diagram of the transparent plate and the closing plate of another embodiment of the aquaculture floating body assembly of the present invention.

Figures 8 to 9 show a schematic diagram of the aquaculture floating body assembly of the present invention being assembled into a breeding floating body system.

Please refer to Figure 1, which is a schematic three-dimensional view of the breeding floating body assembly of the present invention when the lifting tank assembly is lowered. As shown in Figure 1, a breeding floating body assembly 10 includes a body structure 17, two first buoyancy elements 11 and a lifting tank assembly 15. The body structure 17 can be a plate-shaped, block-shaped, ship-shaped, dock-shaped, etc. different shapes of structure. The first buoyancy element 11 is fixed on the body structure 17 and can be a pontoon, a hollow cylinder, a wooden structure or a boat-shaped dock-like structure. The lifting slot assembly 15 includes four lifting rods 154, two fixed parts 156 and a bottom frame structure 155. The lifting rods 154 are located around the body structure 17 or the first buoyancy element 11. The bottom frame structure 155 is connected to Below the four lifting rods 154; in a preferred embodiment, a through hole 174 can be provided on the body structure 17 or the first buoyancy element 11, and the lifting rod 154 is located in the through hole 174 and can be moved up and down. direction, moving back and forth; in the embodiment of this figure, there are four penetration holes 174 , the four lifting rods 154 are respectively penetrated through the four penetration holes 174 , and the fixed portion 156 is located above the penetration holes 174 , each fixed part 156 is connected to the upper end of the two lifting rods 154, so that the two connected lifting rods 154 can rise and fall at the same time, and can also prevent the lifting rod 154 from falling into the water. In addition, an anti-slip pad can be further provided in the through hole 174 so that the anti-slip pad can contact the lifting rod 154. The anti-slip pad is preferably made of rubber or plastic material. The frictional resistance can prevent the lifting rod 154 from sliding up and down arbitrarily.

Please also refer to Figures 2A~2B. Figures 2A~2B illustrate a perspective view and a side view of the breeding floating body assembly of the present invention when a barrier net is attached. As shown in Figures 2A~2B, at least one barrier net 30 can be provided around the lifting chute assembly 15, and the upper periphery of the barrier net 30 is connected to and fixed to the body structure. Structure 17 or the first buoyancy element 11, the lower periphery of the barrier net 30 is connected and fixed to the bottom frame structure 155, or is supported and supported by the bottom frame structure 155. In this way, the barrier net 30 is detachably attached to or adjacent to the four lifting rods 154. Therefore, the four lifting rods 154 support or assist in fixing the barrier net 30. In addition, the upper and lower parts of the barrier net 30 are also The bottom frame structure 155, the body structure 17 or the first buoyancy element 11 limits the space, so it can be enclosed to form an activity space for fish fry to survive and stock, so that the fry will not run out and prevent the fish from leaving the area enclosed by the barrier net 30. space formed.

Please refer to Figure 2C. Figure 2C shows a schematic diagram of the installation and combination of the lifting chute assembly and the barrier net. As shown in Figure 2C, the bottom frame structure 155 upwardly supports and resists the barrier net 30. When the lifting trough assembly 15 and the lifting rod 154 lift up the fry and fish groups in the barrier net 30, the bottom frame The structure 155 will have enough support to pull all the fish out of the water.

Please refer to Figure 3. Figure 3 shows another installation and combination diagram of the lifting chute assembly and the barrier net. As shown in Figure 3, in other embodiments, the bottom frame structure 155 can also be a rectangular frame structure (without a supporting plate in the middle). In this case, the barrier net 30 will sink and protrude downward from the bottom frame. Structure155. The advantage of this structure is that the blocking net 30 can be extended downward to increase the volume and space for fish schools to survive and move.

Please refer to Figures 4A-4B. Figures 4A-4B illustrate a schematic three-dimensional view and a side view of the aquaculture floating body assembly of the present invention when the lifting tank assembly is rising. As shown in FIGS. 4A to 4B , the lifting rod 154 and the lifting chute assembly 15 can produce relative displacements relative to the body structure 17 or the first buoyancy element 11 . That is, the lifting rod 154 and the lifting chute assembly 15 can Rise and fall depending on demand. When the lifting rod 154 or the lifting trough assembly 15 rises to the top, that is, as shown in FIG. 4B , the lower end of the lifting trough assembly 15 or the lifting rod 154 (such as the bottom frame structure 155 of this embodiment) can be in water Near the plane, the entire aquaculture floating body assembly 10 can be moved (to other rivers, lakes or fish ponds with temperature control equipment) to avoid typhoons, hurricanes or low-temperature cold currents; in this way, the lifting tank The whole ship of the culture floating body assembly 10 is moved only when the assembly 15 is raised, which can have the advantage of reducing the movement resistance (because the force-bearing area facing the water flow becomes smaller). Of course, another advantage is that if cultured in the same place for a long time, the oxygen content in the water will also decrease, causing the fish mortality rate to increase; therefore, moving the overall structure of the culture floating body assembly 10 can also provide space within the barrier net 30 The fish stocks bring fresh, high-oxygenated breeding water, which is beneficial to the health of the fish stocks. In short, the breeding floating body assembly 10 of the present invention can adjust the breeding space where fish live, and can also move the entire ship to change the breeding location, eliminating the time-consuming and labor-intensive steps of manually catching fish, passing nets, and transporting fish. Therefore, the present invention also has the effect of "live fish transport ship", which is very ideal. In addition, when the lift chute assembly 15 is raised, the fry and fish schools will be closer to the water surface, which can facilitate fishermen to catch fish, or provide tourists with fish appreciation and fishing, so as to achieve the purpose of sightseeing and breeding, education and entertainment, and Can increase economic benefits.

Please refer to Figure 5, which is a schematic diagram of the rise and fall control of the lift rod of the lift chute assembly. As shown in FIG. 5 , the lifting trough assembly 15 further includes or is provided with at least one gear 157 . The gear 157 is in contact with the side of the lifting rod 154 . In this way, through the rotation of the gear 157 , the lifting rod 154 can be controlled. Or the lifting chute assembly 15 moves up and down.

Please refer to FIG. 6A , which is a schematic diagram of another embodiment of the breeding floating body assembly of the present invention. As shown in FIG. 6A , a propulsion motor 31 , a camera 32 and a solar panel 33 are further provided around the body structure 17 or the first buoyancy element 11 . The propulsion motor 31 can be used to push the breeding floating body assembly 10 to move on the water surface, and the camera 32 is used to monitor the size and activity status of fry and fish groups in the barrier net 30 . The solar panel 33 is used to absorb sunlight and provide power to the camera 32 or the propulsion motor 31. The use of solar energy can save energy and reduce fuel consumption. So it has environmental protection effect. In a preferred embodiment, the propulsion motor 31 is a hybrid type of gasoline and electric power, which can receive the electric energy output by the solar panel 33 and can also consume petrochemical or alcohol or alkane fuel as the driving energy source.

Please refer to Figures 6B to 6C. Figures 6B to 6C illustrate another control diagram of the rise and fall of the lift chute assembly. As shown in FIG. 6B , the aquaculture floating body assembly 10 further includes at least one second buoyancy element 12 . The second buoyancy element 12 is disposed and connected to the lowermost end of the lifting rod 154 . Among them, the second buoyancy element 12 has a cavity 125 inside, and the aquaculture floating body assembly 10 further includes an air filling and deflating pipe 16. The air filling and deflating pipe 16 is connected or connected to the cavity 125 of the second buoyancy element 12. . In this way, the electricity generated by the solar panel 33 is used to drive the air pump (not shown), and then the air is driven into the cavity 125 of the second buoyancy element 12 through the air filling and deflating pipe 16 . When the air in the cavity 125 of the second buoyancy element 12 increases, the buoyancy of the second buoyancy element becomes greater, which can drive the lifting rod 154 and the lifting slot assembly 15 to move upward. In this way, the lower end of the lifting trough assembly 15 or the lifting rod 154 can be located near the horizontal plane (see Figure 4B), which is convenient for fishermen to catch fish or allow the entire breeding floating body assembly 10 to move to avoid Typhoons, hurricanes, low temperature cold snaps. In addition, if you want to breed more fry, you only need to extract the air in the cavity 125 through the air filling and deflating pipe 16, or fill water or liquid into the cavity 125, so that the second The air in the buoyancy element 12 decreases and the buoyancy force becomes smaller, thereby causing the lifting rod 154 and the lifting tank assembly 15 to sink and move downward. In this way, the space in the blocking net 30 becomes larger, and the activity space volume of fry and fish schools becomes larger. In this way, the present invention can automatically raise and lower the lifting rod 154 and the lifting trough assembly 15 through the power control of the solar panel 33 or battery, thereby achieving the technical effect of automatically changing the living and activity space of fish schools and fry. In a further embodiment, at least one drainage structure 126 can also be provided at the lowest depression of the second buoyancy element 12 or the cavity 125. The drainage structure 126 is used to discharge air or liquid in the cavity 125 to assist in controlling the buoyancy of the second buoyancy element 12 or the lifting tank assembly 15 . The drainage structure 126 may be of different types such as a pressure relief valve, an exhaust hole, a drainage hole, a valve type or a gasket type through hole, etc. In this way, the method of controlling the buoyancy of the second buoyancy element 12 or the lifting tank assembly 15 through mechanical structural means is more diverse and easier.

In other embodiments, as shown in FIG. 6C , the lifting rod 154 is a hollow rod, and the lifting rod 154 is connected or communicated with the cavity 125 of the second buoyancy element 12 ; that is, the two charging and discharging The air pipeline 16 will be connected to the tops of the two lifting rods 154 at the front and rear of the breeding floating body assembly 10 respectively. In this way, the two inflation and deflation pipes 16 can also be inflated, pumped, and filled with water, so that liquid or air can pass through the inside of the lifting rod 154 and enter and exit the cavity 125 of the second buoyancy element 12 to achieve the aforementioned "control." The lift chute assembly 15 has the function of "raising and lowering". Of course, the air filling and deflating pipe 16 can also be directly disposed in the lifting rod 154 (this embodiment is not shown in FIG. 6C ), so as to achieve the purpose of indirectly communicating with the cavity 125 .

Please refer to FIG. 7A , which is a schematic diagram of yet another embodiment of the breeding floating body assembly of the present invention. As shown in FIG. 7A , the body structure 17 is further provided with a transparent plate 175 and a closing plate 176 . The transparent plate 175 is located around the lifting rod 154 or the barrier net 30 . The closing plate 176 is pivoted on the transparent plate. 175, can be open or closed. In this way, tourists and fishermen can stand on the transparent plate 175 to watch fish or fish, which promotes tourist breeding and increases economic benefits. Here, the pivot 177 of the closing plate 176 shown in this embodiment is set in the middle section of the body structure 17 , but in fact, the position and direction of the pivot 177 can be determined by the actual space on the actual body structure 17 arbitrarily changed by use.

Please refer to Figure 7B. Figure 7B shows another implementation of the breeding floating body assembly of the present invention. Schematic diagram of the structure of a transparent plate and a closed plate. As shown in FIG. 7B , the closing plate 176 can also be located adjacent to the upper periphery of the transparent plate 175 , and the closing plate 176 is arranged parallel to the closing plate 176 . It can be guided by rails and rail grooves (not shown). The closing plate 176 is caused to move to achieve the above opening/closing function. The body structure 17 can also be provided with a groove-type or recessed accommodation structure 178. When the closing plate 176 moves left and right to open and close, the closing plate 176 can enter the accommodation structure 178 and interact with the accommodation structure 178. The accommodation structures 178 fit or engage with each other. In this way, tourists and fishermen can stand on the transparent plate 175 or the closed plate 176 to watch fish or fish, which has tourism benefits.

Please refer to Figures 8 to 9. Figures 8 to 9 are schematic diagrams of the aquaculture floating body assembly assembled into the aquaculture floating body system according to the present invention. As shown in Figures 8 to 9, multiple aquaculture floating body assemblies 10 can be combined horizontally or vertically to assemble a farming floating body system 90; the combination method is by arranging multiple body structures 17 horizontally or vertically. Connect multiple aquaculture floating body assemblies 10 by means of ropes, hooks, connection locks, etc. In this way, multiple aquaculture floating body assemblies 10 can be connected into a group to avoid being scattered in various places due to drifting in the waves, making it difficult to manage; when it is necessary to move to avoid typhoons, hurricanes, and low-temperature cold currents, they can also be moved at one time to save operating time.

Thereby, the aquaculture floating body assembly 10 or the aquaculture floating body system 90 of the present invention can move the entire structure of the aquaculture floating body assembly 10 or the aquaculture floating body system 90 at any time to avoid typhoons, hurricanes or low-temperature cold currents. Provides the survival rate of fish fry; it can also be used to monitor the growth status of fish and fry, and the size of fish, and then use automatic control to change the breeding space where fish live; it can also be used to integrate the breeding float assembly 10 or the breeding float The integrated system 90 provides tourists with fish viewing and fishing, promotes tourist breeding, provides education and entertainment, and increases economic benefits. Of course, the most important thing is that the breeding floating body assembly 10 or the breeding floating body system 90 can allow the cultured fry to increase in size as the fish grow larger, thereby increasing the space for breeding to provide for the growth activities of the fish. Therefore, the present invention has Multiple benefits, very convenient and economical.

The present invention is described above with examples, but these are not intended to limit the scope of the patent rights claimed by the present invention. The scope of patent protection shall depend on the appended patent application scope and its equivalent fields. Any changes or modifications made by those with ordinary knowledge in the art without departing from the spirit or scope of this patent shall be equivalent changes or designs completed within the spirit disclosed in this invention, and shall be included in the following patent application scope. within.

10: Breeding floating body assembly

11: First buoyancy element

15: Lift chute assembly

154:Lifting rod

155: Bottom frame structure

156: Fixed part

17:Ontology structure

174:Threading hole

30: Barrier net

Claims (10)

A breeding floating body assembly (10), including: An ontology structure (17); At least one first buoyancy element (11) is fixed on the body structure (17); and A lifting slot assembly (15) includes at least one lifting rod (154). The lifting rod (154) is located around the body structure (17) or the first buoyancy element (11) and can be relative to the body structure (17). Or the first buoyancy element (11) produces relative displacement. The breeding floating body assembly (10) as described in claim 1, wherein the lifting tank assembly (15) further includes at least one barrier net (30), and the barrier net (30) is detachably attached to or adjacent to the lifting tank assembly (15). The rod (154), or part of the perimeter of the barrier net (30) is connected to the body structure (17) or the first buoyancy element (11). The breeding floating body assembly (10) as described in claim 2, wherein a bottom frame structure (155) is connected below the lifting rod (154), and part of the periphery of the barrier net (30) is connected to the bottom frame structure (155), or the bottom frame structure (155) supports and resists the barrier net (30). The breeding floating body assembly (10) as described in claim 2, wherein the body structure (17) is further provided with a transparent plate (175) and a closing plate (176), and the transparent plate (175) is located on the lifting rod. (154) or the periphery of the barrier net (30), the closing plate (176) is pivoted on the transparent plate (175), or adjacent to the periphery of the transparent plate (175). The breeding floating body assembly (10) of claim 1 further includes at least one second buoyancy element (12), and the second buoyancy element (12) is connected to the lifting rod (154). The breeding floating body assembly (10) described in claim 5, wherein the second buoyancy element (12) has a cavity (125) inside, and the breeding floating body assembly (10) further includes an air filling and deflating pipe ( 16), the inflation and deflation pipeline (16) is connected or conducted to the cavity (125) of the second buoyancy element (12). The breeding floating body assembly (10) as described in claim 5, wherein the second buoyancy element (12) has a cavity (125) inside, the lifting rod (154) is a hollow rod, and is connected with the second buoyancy element (12). The cavities (125) of the buoyancy element (12) are connected or connected, and the breeding floating body assembly (10) further includes a gas filling and deflating pipe (16), which is arranged on the lifting rod (16). 154) or in a conductive connection with the lifting rod (154). The breeding floating body assembly (10) of claim 1, wherein the lifting tank assembly (15) further includes at least one gear (157), the gear (157) is in contact with the side of the lifting rod (154) , to control Control the up and down movement of the lifting rod (154). The breeding floating body assembly (10) as described in claim 1, wherein there are a plurality of lifting rods (154), and a plurality of through holes are provided on the body structure (17) or the first buoyancy element (11). (174), each lifting rod (154) is located in a through hole (174) and can move back and forth. The lifting slot assembly (15) further includes at least one fixed part (156), and the fixed part (156) 156) is located above the through hole (174) and is connected to at least two lifting rods (154). A breeding floating body system (90), including: At least two aquaculture floating body assemblies (10) as in any one of claims 1 to 9; Among them, multiple body structures (17) are arranged and connected horizontally or vertically.

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