CN219269868U - Inter-cabin fish transferring device of aquaculture engineering ship - Google Patents

Abstract

The utility model relates to the technical field of fish and goods capturing, and discloses an inter-cabin fish transferring device of a aquaculture worker ship, which comprises an aquaculture cabin, wherein the aquaculture cabin is connected with a receiving cabin through a fish transferring channel, the middle part of the aquaculture cabin is provided with a mounting shaft, and the mounting shaft is provided with a transmission device; the fish transferring device is arranged in the culture cabin and connected with the mounting shaft, and comprises a fish collecting assembly, a fish driving assembly and a fixing assembly; the fish collecting assembly comprises a fish collecting net and a fish collecting outer frame, the bottom of the fish collecting net is connected with the fish collecting outer frame through a stretching piece, the top of the fish collecting net and the fish collecting outer frame are movably connected to a mounting shaft through a transmission device, and the fish collecting outer frame is movably connected to the inside of the culture cabin. The fish collecting net is connected with the fish collecting outer frame through the stretching piece, and the separated arrangement mode is adopted, so that the problems of inconvenience in feeding fish and excretion of fish can be effectively solved, the telescopic piece is arranged in the fish driving assembly, the fish driving outer frame can be ensured to be always connected with the inner wall of the culture cabin, and the limitation of the shape of the culture cabin is avoided.

Description

Inter-cabin fish transferring device of aquaculture engineering ship

Technical Field

The utility model relates to the technical field of fish capturing, in particular to an inter-cabin fish transferring device of a farming ship.

Background

The aquaculture engineering ship is used as a novel fishery aquaculture facility, a plurality of fish-farming water tanks are arranged in the engineering ship, and fish shoals with different growth periods are cultured in the different fish-farming water tanks, so that adult fish output can be guaranteed all the year round. The space of each fish-farming water tank is certain, and the fish body is cultivated in a mode of higher cultivation density when the fish body is smaller in order to utilize the space to the greatest extent. And after the growth volume of the fish body becomes larger, part of the fish shoal is required to be transferred into other fish-farming water tanks for sub-tank cultivation. The conventional fish transferring modes such as a net tool, a fish sucking pump and the like are easy to damage due to the fact that the fish body is extruded, so that a fish transferring structure and a fish transferring mode which are completely harmless to the fish body and do not affect the structural strength of the hull of the aquaculture work boat are needed to transfer cabin operation to the cultured fish.

The utility model of patent number CN213463523U discloses a fish collecting and catching device of a aquaculture worker ship, which comprises an aquaculture cabin, wherein the aquaculture cabin is provided with an aquaculture cavity, a first fish collecting net, a second fish collecting net and a third fish collecting net are arranged in the aquaculture cavity, the third fish collecting net is fixed at the bottom of the aquaculture cavity, one end of the second fish collecting net is hinged with one end of the third fish collecting net, and the first fish collecting net is positioned above the second fish collecting net and the third fish collecting net and can move up and down relative to the second fish collecting net and the third fish collecting net. The fish collecting space is formed firstly by the fish collecting device, then the fish collecting space is gradually reduced, the fish collecting device is convenient to capture, and automation of fish collecting and capturing can be realized. However, in the device, the first fish collecting net is fixed to be in an open state and is positioned above the culture cavity, so that feeding is affected, in addition, the device can be abutted against the second fish collecting net and the third fish collecting net only when the culture cabin is a cylinder body and a cone-shaped cylinder body, and the application range is limited.

Therefore, how to avoid the influence of the fish collecting net on the feeding and the limitation of the applicable shape of the culture cabin in the fish transferring device is a technical problem to be solved.

Disclosure of Invention

The utility model aims to overcome the defects of the situation, and provides the inter-cabin fish transferring device of the aquaculture worker ship, wherein the fish collecting net is connected with the fish collecting outer frame through the stretching piece, and the fish collecting net and the fish collecting outer frame are arranged separately, so that the problems of inconvenience in feeding fish and excretion of fish can be effectively solved, and the telescopic piece is arranged in the fish driving assembly, so that the fish driving outer frame can be always connected with the inner wall of the aquaculture cabin, and the fish driving assembly is not limited by the shape of the aquaculture cabin.

An interhatch fish transfer device for a farming vessel comprising: the fish transferring device comprises a fish transferring cabin, a receiving cabin and a fish transferring cabin, wherein the fish transferring cabin is connected with the receiving cabin through a fish transferring passage; the fish transferring device is arranged in the culture cabin and connected to the mounting shaft, and comprises a fish collecting assembly, a fish driving assembly and a fixing assembly; the fish collecting assembly comprises a fish collecting net and a fish collecting outer frame, the bottom of the fish collecting net is connected with the fish collecting outer frame through a stretching piece, the top of the fish collecting net and the fish collecting outer frame are movably connected to the mounting shaft through a transmission device, and the fish collecting outer frame is movably connected to the bottom of the culture cabin; the fish driving assembly comprises a fish driving net and a fish driving outer frame arranged on the periphery of the fish driving net, the fish driving outer frame is rotationally connected with the mounting shaft, a telescopic piece is arranged on the fish driving net outer frame, and the telescopic piece is used for ensuring that one side, far away from the mounting shaft, of the fish driving outer frame is always abutted to the inner wall of the culture cabin; the fish-catching assembly is arranged on the same horizontal plane as the fish-catching assembly, the fish-catching assembly comprises a fixed fish net and a fixed outer frame arranged on the periphery of the fixed fish net, the fixed outer frame is fixedly connected with the mounting shaft, and one side, far away from the mounting shaft, of the fixed outer frame is fixedly connected with the inner wall of the culture cabin.

Further, the transmission device comprises a buckle, the buckle is controlled by a second motor, and the buckle is telescopic and arranged in the installation shaft.

Further, the top of the fish collecting net is provided with a circular ring, and the buckle is selectively clamped or released from the circular ring.

Further, the stretching piece comprises a winding machine and a net rope arranged in the winding machine, the net rope is connected to the edge of the fish gathering net, and the winding machine tightens or releases the net rope to change the state of the fish gathering net.

Further, the fish collecting outer frame is provided with a fixed pulley, the fixed pulley is connected with a steel wire rope, one end of the steel wire rope is connected with the first motor, and the other end of the steel wire rope is fixedly connected with the culture cabin.

Further, be provided with the stiffener on the outer frame of collection fish, outer frame middle part of collection fish is provided with first slider, first slider sliding sleeve connect in the installation axle outside, still be provided with the second slider on the outer frame of collection fish, breed cabin bottom is provided with the bracing piece, the second slider with bracing piece looks adaptation.

Further, catch up with outer frame one side of fish is provided with first axle sleeve, first axle sleeve with the installation axle is articulated, catch up with outer frame of fish is kept away from one side of first axle sleeve is provided with the pivot, the pivot with breed cabin inner wall butt, fixed outer frame one side is provided with the second axle sleeve, the second axle sleeve with the installation axle rigid coupling, catch up with outer frame of fish through first axle sleeve is around the installation axle rotates.

Further, the telescopic piece is a spring, and the spring is arranged on the upper side and the lower side of the fish-driving outer frame.

Further, one side of the fixed outer frame far away from the installation shaft is fixedly connected to the inner wall of the culture cabin.

Further, the fish moving channel is communicated with the culture cabin through a crossing.

Compared with the prior art, the utility model has the beneficial effects that:

(1) the outer frame of album fish passes through the tensile piece to be connected with album fish net, when needs album fish, buckle release album fish net top ring, pulling net rope makes album fish net descend and open, album fish net edge is fixed in outer frame four corners position department of album fish, drive album fish net and outer frame of album fish from bottom to top through fixed pulley and wire rope for album fish space diminishes gradually and reaches the purpose of moving the fish, and at the end, release net rope makes album fish net shrink, and album fish outer frame separation sets up in this device, is convenient for feed simultaneously be convenient for excreta discharge to the fish.

(2) The telescopic parts are arranged in the fish driving assembly, springs are arranged on the upper side and the lower side of the fish driving outer frame, the rotating shaft on one side of the fish driving outer frame can be guaranteed to be always in contact with the inner wall of the culture cabin by means of shrinkage and extension of the springs, and the fish driving assembly is applicable to culture cabins with more shapes.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of an interhatch fish transfer device of a farming vessel.

Fig. 2 is a top view of a fish transfer device in an interhatch fish transfer device of a farming vessel.

Fig. 3 is a side view of a fish transfer device in an interbay fish transfer device of a farming vessel.

Fig. 4 is a state diagram of the fish transferring device between cabins of the aquaculture worker ship when the fish is transferred.

Fig. 5 is a plan view of the fish transferring device between tanks of the farmed boat when transferring fish.

Fig. 6 is a schematic structural view of a fish-collecting outer frame in the inter-bay fish-moving device of the aquaculture worker ship.

Fig. 7 is a schematic structural view of a fish-driving assembly in an inter-bay fish-moving device of a farming vessel.

Fig. 8 is a schematic structural view of the connection of the first shaft sleeve and the installation shaft in the inter-bay fish transferring device of the aquaculture worker ship.

FIG. 9 is a flow chart of the fish transfer device between tanks of the aquaculture worker ship.

In the figure: 1. a breeding cabin; 2. a receiving compartment; 3. a fish collecting net; 4. a fish-catching net; 5. fixing a fish net; 6. a fish transferring channel; 7. crossing; 8. a mounting shaft; 9. fixing an outer frame; 10. a first slider; 11. an outer frame for collecting fish; 12. a reinforcing rod; 13. a support rod; 14. an outer frame for catching fish; 15. a second slider; 16. a rotating shaft; 17. a spring; 18. a first sleeve; 19. a buckle; 20. a winding machine; 21. a fixed pulley; 22. a circular ring; 23. a net rope; 24. a second sleeve; 25. a wire rope; 26. a stepping motor; 27. a groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Specific examples:

referring to fig. 1-5, an inter-tank fish transferring device of a culturing engineering ship comprises a culturing tank 1, wherein the culturing tank 1 is connected with a receiving tank 2 through a fish transferring channel 6, the fish transferring channel 6 is communicated with the culturing tank 1 through a channel opening 7, the culturing tank 1 is used for culturing fish, after a fish body reaches a fish transferring level, fish transferring is carried out on a fish farm in the culturing tank 1, and when the fish is transferred, a fish trapping lamp is turned on, so that the fish farm to be transferred enters the fish transferring channel 6 through the channel opening 7 and then enters the receiving tank 2.

The breed cabin 1 middle part is provided with installation axle 8, the bottom edge is provided with a plurality of bracing piece 13, be provided with the accommodation chamber in the installation axle 8, be provided with transmission in the accommodation chamber, transmission is buckle 19 in this embodiment, buckle 19 is two-way telescopic structure, through second motor control, the opening has been seted up on the relative both sides wall of installation axle 8, receive inside installation axle 8 when buckle 19 shrink, the opening through installation axle 8 both sides extends to installation axle 8 outer wall outside when buckle 19 stretches, buckle 19 is prior art, do not make too much in here and repeating.

The fish moving device is arranged in the culture cabin 1 and connected with the installation shaft 8, the fish moving device comprises a fish collecting assembly, a fish driving assembly and a fixing assembly, the fish collecting assembly is used for collecting fish shoals in a certain area from bottom to top, the fish driving assembly is driven to be close to the inner wall of the culture cabin 1 and rotate, the fixing assembly is fixed in the culture cabin 1, the crossing 7 is arranged between the fish driving assembly and the fixing assembly, the space of the fish shoals is further reduced through the fish driving assembly and the fixing assembly, and fish moving is completed on the premise of not damaging fish bodies.

Referring to fig. 6, the fish collecting assembly comprises a fish collecting net 3 and a fish collecting outer frame 11, the fish collecting net 3 is connected to the fish collecting outer frame 11 through a stretching assembly, a circular ring 22 is arranged at the top of the fish collecting net 3, the circular ring 22 is connected with a steel wire rope, the fish collecting net 3 is convenient to pull to ascend, the fish collecting net 3 can be selectively fixed on a mounting shaft 8 or released from the mounting shaft 8 through the circular ring 22 and a buckle 19, a plurality of stretching pieces are arranged, each stretching piece comprises a winding machine 20 and a net rope 23, the net rope 23 is wound on the winding machine 20, the net rope 23 is fixed at the edge of the fish collecting net 3, the winding machine 20 is fixed on the fish collecting outer frame 11, a plurality of reinforcing rods 12 are arranged in the fish collecting outer frame 11 and used for increasing the strength of the fish collecting outer frame 11, a first sliding block 10 is arranged in the middle of the fish collecting outer frame 11, an opening is arranged in the middle of the first sliding block 10, the opening is matched with the installation shaft 8, the first sliding block 10 is sleeved on the outer side of the installation shaft 8 through the opening and is in sliding connection with the installation shaft 8, the first sliding block 10 and the installation shaft 8 form a first guide mechanism, so that the outer fish collecting frame 11 slides upwards or downwards along the installation shaft 8 and is used for improving the stability of the fish collecting net 3 during moving, the first sliding block 10 is selectively clamped or released through the clamping buckle 19, the outer fish collecting frame 11 is further fixed or released, when fish collecting is carried out, the outer fish collecting frame 11 and the fish collecting net 3 ascend to the upper side of the clamping buckle 19, the clamping buckle 19 is controlled to extend out of the installation shaft 8 to fixedly support the outer fish collecting frame 11, when fish collecting is finished, the clamping buckle 19 is controlled to retract into the installation shaft 8, the fixation of the outer fish collecting frame 11 is relieved, and the outer fish collecting frame 11 falls to the bottom of the culture cabin 1 under the action of gravity; the edge of the outer frame 11 for collecting the fish is provided with a second sliding block 15, the middle part of the second sliding block 15 is provided with a perforation, the perforation is matched with the supporting rod 13, the second sliding block 15 and the supporting rod 13 form a second guiding mechanism, and the stability of the fish collecting net 3 during moving is further improved; the fish collecting outer frame 11 is also provided with a fixed pulley 21, a steel wire rope 25 is wound on the fixed pulley 21 and is fixed at the top of the inner wall of the culture cabin 1, the other end of the steel wire rope 25 is connected with a first motor, the first motor is arranged outside the culture cabin 1, in the embodiment, the fixed pulley 21 and the first motor are correspondingly provided with 4, the first motor and the steel wire rope 25 are equivalent to a lifting device, the first motor is started, and the first motor pulls the fixed pulley 21 to rise along with the steel wire rope 25 during forward rotation of the first motor, so that the fish collecting outer frame 11 is driven to rise; the specific operation during fish collection is as follows: the buckle 19 is controlled to enable the buckle 19 to be contracted into the installation shaft 8, the fixation of the circular ring 22 is relieved, the winding machine 20 is started, the net rope 23 is tensioned, the net rope 23 pulls the fish collecting net 3 to move downwards and stretch gradually, the fish collecting net 3 is in an open state, as the stretching piece is arranged at four corners of the fish collecting outer frame 11, the edge of the fish collecting net 3 is matched with the fish collecting outer frame 11 when being stretched, the first motor is started, the steel wire rope pulls the fixed pulley 21, the fish collecting outer frame 11 and the fish collecting net 3 to move upwards, the space where a fish shoal is located is reduced, the mesh of the fish collecting net 3 is arranged according to the size of fish, and the fish collecting net 3 plays a role in screening small fish and transferring large fish; when the outer frame 11 of the fish collecting frame rises to be in contact with the bottoms of the fish driving assembly and the fixing assembly, the buckle 19 is controlled, the buckle 19 extends out of the mounting shaft 8, the first sliding is clamped and fixed, and then the position of the outer frame 11 of the fish collecting frame is fixed.

Referring to fig. 7 and 8, the fish driving assembly includes a fish driving net 4 and a fish driving outer frame 14, the fish driving outer frame 14 is disposed at the periphery of the fish driving net 4, a first shaft sleeve 18 is fixedly connected to the fish driving outer frame 14, the first shaft sleeve 18 is hinged to the mounting shaft 8, the first shaft sleeve 18 is sleeved outside the mounting shaft 8, a rotating shaft 16 is disposed at one side of the fish driving outer frame 14 far away from the first shaft sleeve 18, the rotating shaft 16 is rotatably connected with the fish driving outer frame 14 through an internal central shaft, the rotating shaft 16 is abutted to the inner wall of the culture cabin 1, the rotating shaft 16 is disposed so that the fish driving outer frame 14 is convenient to rotate along the inner wall of the culture cabin 1, and when the fish driving outer frame 14 rotates, the rotating shaft 16 rotates around the central shaft and is in rotary contact with the inner wall of the culture cabin 1, so that friction force between the fish driving outer frame 14 and the inner wall of the culture cabin 1 is reduced; meanwhile, the rotating shaft 16 is arranged, so that fish between the fish driving assembly and the fixing assembly can be prevented from swimming out from the top of the culture cabin 1 and nearby the inner wall; a groove 27 is formed in the mounting shaft 8, the groove 27 is in a fan-shaped structure and is matched with the rotation angle of the fish-driving outer frame 14, a stepping motor 26 is arranged in the groove 27, the stepping motor 26 is connected with the first shaft sleeve 18 through a connecting piece, and the fish-driving outer frame 14 is driven and reset through forward and reverse rotation of the stepping motor 26; the fish-catching outer frame 14 is provided with the extensible member apart from two thirds of the first shaft sleeve 18, and in the embodiment, the extensible member is the spring 17, and the elasticity of the spring 17 is utilized to enable the rotating shaft 16 to be always abutted with the inner wall of the culture cabin 1, so that the fish-catching outer frame is applicable to different culture cabins 1, and is not limited by the shape of the culture cabin 1.

The fixed subassembly includes fixed fish net 5 and fixed outer frame 9, and fixed outer frame 9 sets up in fixed fish net 5 edge, and fixed outer frame 9 one side is provided with second sleeve 24, and fixed outer frame 9 is established and is fixed in on the installation axle 8 through second sleeve 24 cover, and fixed outer frame 9 is kept away from one side of second sleeve 24 and is provided with the side post, and the side post rigid coupling is in breeding cabin 1 inner wall, and second sleeve 24 sets up in first axle sleeve 18 bottom.

When the fish collecting net 3 rises to be in contact with the bottoms of the fish driving outer frame 14 and the fixed outer frame 9, a fish collecting space is formed by the fish collecting net 3, the fish driving net 4, the fixed fish net 5 and the water surface, a stepping motor is started to drive the fish driving outer frame 14 to rotate, the included angle between the fish driving net 4 and the fixed fish net 5 is gradually reduced, finally, the fish shoal is concentrated in one area, a fish trapping lamp in the fish moving channel 6 is started, the fish shoal is induced to enter the fish moving channel 6 from the channel opening 7 to swim into the receiving cabin 2, and the fish moving process is completed; the stepping motor is started to enable the fish-catching outer frame 14 to reversely rotate, the fish-catching outer frame 11 is controlled to be released by the buckle 19, the fish-catching outer frame 11 falls to the bottom of the culture cabin 1 under the action of gravity, the net rope 23 is released by the winding machine 20, the circular ring 22 is pulled by the steel wire rope 25 to move upwards, the steel wire rope 25 is arranged in the circular ring (not shown in the figure), and then the circular ring 22 is clamped and fixed through the buckle 19, so that the fish-catching net 3 is separated from the fish-catching outer frame 11.

In the embodiment, the fish collecting net 3 is arranged separately from the fish collecting outer frame 11, when fish collecting is carried out, the fish collecting net 3 is pulled to descend and stretch, so that the edge of the fish collecting net 3 is matched with the fish collecting outer frame 11, the fish collecting outer frame 11 and the fish collecting net 3 are driven to ascend through the fixed pulley 21 and the steel wire rope 25, the space of a fish swarm is gradually reduced in the ascending process, the fish collecting operation is facilitated, after the fish collecting is finished, the fish collecting outer frame 11 is released, the fish collecting outer frame 11 is enabled to fall, the fish collecting net 3 is contracted and ascended, the fish collecting net 3 is separated from the fish collecting outer frame 11, the feeding of the fish swarm in the culture cabin 1 is facilitated, and meanwhile, the fish swarm excreta is facilitated; the fish-catching net 4 and the fixed fish net 5 are arranged along the height direction of the culture cabin 1, the outer ends of the fish-catching net 4 and the fixed fish net 5 are propped against the inner wall of the culture cabin 1 through the rotating shaft 16 and the side columns, the tops of the fish-catching net 4 and the fixed net are higher than the water surface, the fish shoals can be prevented from swimming out from the inner wall and the vicinity of the top of the culture cabin 1, and the fish collecting efficiency is improved; the bottoms of the fish-catching net 4 and the fixed fish net 5 are flush, the fish-collecting net 3 is arranged along the horizontal direction and can be abutted against the bottoms of the fish-catching net 4 and the fixed fish net 5, and fish shoals can be prevented from swimming out from the bottoms of the fish-catching net 4 and the fixed fish net 5; the spring 17 is arranged on the fish-catching outer frame 14, so that the length of the fish-catching outer frame 14 can be changed, the rotating shaft 16 on one side of the fish-catching outer frame 14 is always abutted against the inner wall of the culture cabin 1, and the fish-catching outer frame is suitable for the culture cabins 1 with different shapes and has a wide application range.

Referring to fig. 9, the working process is as follows: loosening the buckle 19, tightening the net rope 23 through the winding machine 20 to stretch the fish collecting net 3, enabling the fish collecting net 3 to descend and stretch to be fixed on the fish collecting outer frame 11, slowly lifting the fish collecting outer frame 11 through the fixed pulley 21 and the steel wire rope, gradually reducing the space formed by the fish collecting net 3 and the inner wall of the culture cabin 1, gradually gathering the fish, starting the fish trapping lamp in the fish moving channel 6, inducing the fish to swim to the receiving cabin 2 through the fish moving channel 6, enabling the fish collecting net 3 to stop moving through the steel wire rope when the fish collecting net 3 moves to be in contact with the bottoms of the fish driving net 4 and the fixed fish net 5, opening the buckle 19 to fix the fish collecting outer frame 11, enabling the fish collecting net 3, the fish driving net 4 and the fixed fish net 5 to form a fish collecting space, driving the fish driving net 4 to rotate through the stepping motor, concentrating the fish in a small space, facilitating the fish to swim to the receiving cabin 2, finishing the fish moving, enabling the fixed pulley 21 and the steel wire rope 25 to separate and reset the fish collecting net 11 from the fish collecting net 3 through the first motor, and reversely starting the stepping motor to enable the fish driving net 4 to restore to the position.

In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.

Claims (10)

1. An interhatch fish transfer device for a farming vessel, comprising:

the fish transferring device comprises a breeding cabin (1), wherein the breeding cabin (1) is connected with a receiving cabin (2) through a fish transferring channel (6), a mounting shaft (8) is arranged in the middle of the breeding cabin (1), and a transmission device is arranged on the mounting shaft (8);

the fish moving device is arranged in the culture cabin (1) and connected to the mounting shaft (8), and comprises a fish collecting assembly, a fish driving assembly and a fixing assembly;

the fish collecting assembly comprises a fish collecting net (3) and a fish collecting outer frame (11), the bottom of the fish collecting net (3) is connected with the fish collecting outer frame (11) through a stretching piece, the fish collecting net (3) and the fish collecting outer frame (11) are movably connected to the mounting shaft (8) through a transmission device, and the fish collecting outer frame (11) is movably connected to the bottom of the culture cabin (1);

the fish driving assembly comprises a fish driving net (4) and a fish driving outer frame (14) arranged on the periphery of the fish driving net (4), the fish driving outer frame (14) is rotationally connected with the mounting shaft (8), a telescopic piece is arranged on the outer frame of the fish driving net (4), and the telescopic piece is used for ensuring that one side, far away from the mounting shaft (8), of the fish driving outer frame (14) is always abutted to the inner wall of the culture cabin (1);

the fish-catching assembly is positioned on the same horizontal plane with the fish-catching assembly, the fish-catching assembly comprises a fixed fish net (5) and a fixed outer frame (9) arranged on the periphery of the fixed fish net (5), the fixed outer frame (9) is fixedly connected with the mounting shaft (8), and one side, far away from the mounting shaft (8), of the fixed outer frame (9) is fixedly connected with the inner wall of the culture cabin (1).

2. The fish transfer device between tanks of a farmed vessel according to claim 1, characterized in that: the transmission device comprises a buckle (19), the buckle (19) is controlled by a second motor, and the buckle (19) is arranged inside the installation shaft (8) in a telescopic mode.

3. The fish transfer device between tanks of a farmed vessel according to claim 2, characterized in that: the top of the fish collecting net (3) is provided with a circular ring (22), and the buckle (19) is selectively clamped or released to the circular ring (22).

4. An interhatch fish transfer apparatus for a farmed vessel according to claim 3, characterized in that: the stretching piece comprises a winding machine (20) and a net rope (23) arranged in the winding machine (20), the net rope (23) is connected to the edge of the fish collecting net (3), and the winding machine (20) tightens or releases the net rope (23) to change the state of the fish collecting net (3).

5. The fish transfer device between tanks of a farmed vessel according to claim 4, characterized in that: the fish collecting outer frame (11) is provided with a fixed pulley (21), the fixed pulley (21) is connected with a steel wire rope (25), one end of the steel wire rope (25) is connected with a first motor, and the other end of the steel wire rope is fixedly connected with the culture cabin (1).

6. The fish transfer device between tanks of a farmed vessel according to claim 5, characterized in that: be provided with stiffener (12) on outer frame (11) of album fish, outer frame (11) middle part of album fish is provided with first slider (10), first slider (10) sliding sleeve connect in installation axle (8) outside, still be provided with second slider (15) on outer frame (11) of album fish, breed cabin (1) bottom is provided with bracing piece (13), second slider (15) with bracing piece (13) looks adaptation.

7. The fish transfer device between tanks of a farmed vessel according to claim 6, characterized in that: the fish-catching frame is characterized in that a first shaft sleeve (18) is arranged on one side of the fish-catching outer frame (14), the first shaft sleeve (18) is sleeved with the installation shaft (8), one side of the fish-catching outer frame (14) away from the first shaft sleeve (18) is provided with a rotating shaft (16), the rotating shaft (16) is in butt joint with the inner wall of the culture cabin (1), a second shaft sleeve (24) is arranged on one side of the fixed outer frame (9), the second shaft sleeve (24) is fixedly connected with the installation shaft (8), and the fish-catching outer frame (14) rotates around the installation shaft (8) through the first shaft sleeve (18).

8. The fish transfer device between tanks of a farmed vessel according to claim 7, characterized in that: the telescopic piece is a spring (17), and the spring (17) is arranged on the upper side and the lower side of the fish-driving outer frame (14).

9. The fish transfer device between tanks of a farmed vessel according to claim 1, characterized in that: one side of the fixed outer frame (9) far away from the installation shaft (8) is fixedly connected to the inner wall of the culture cabin (1).

10. The fish transfer device between tanks of a farmed vessel according to claim 1, characterized in that: the fish moving channel (6) is communicated with the culture cabin (1) through a crossing (7).

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