Rhythm breeding equipment for zebra fish

Abstract

The invention belongs to the technical field of aquatic animal breeding, and particularly relates to zebra fish rhythm breeding equipment which comprises a rhythm box body, a breeding cylinder assembly, an environment regulation and control assembly and a control system.The environment regulation and control assembly comprises an air inlet assembly, an air exhaust assembly and an illumination assembly, and the air exhaust assembly is connected to the upper portion of the rhythm box body; the illumination assembly is arranged at the top of the rhythm box body, the air inlet assembly comprises a heating piece and an air inlet light shield, a plurality of air inlet holes are formed in the rhythm box body, the air inlet light shield covers the outer sides of the air inlet holes, a plurality of air inlets are formed in the air inlet light shield, and the air inlet light shield blocks light and penetrates through the air inlets and the air inlet holes at the same time. The heating piece is fixed in the air inlet light shield, and the air inlet assembly, the air exhaust assembly and the heating piece are all connected with the control system. An intelligent control system is adopted, the mating time of the zebra fish is accurately controlled without interference, meanwhile, environmental parameters of experiments are accurately and automatically controlled, manual operation errors are reduced, and data stability is guaranteed.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of aquatic animal breeding, and particularly relates to a zebrafish rhythm breeding device. BACKGROUND

[0002] In the field of animal experiments, zebrafish has become an ideal alternative model for making up for the defects of rodents due to its unique biological characteristics, the improvement of CRISPR gene editing efficiency, the shortening of model construction period to 2 months, the transparent in-vitro development of its embryo, the high efficiency of its breeding, and the high homology of its genes with human genes. At present, the related breeding experiments of zebrafish lack special equipment, resulting in insufficient rhythm regulation accuracy, and the key parameters such as light and temperature are mainly manually adjusted, which is prone to fluctuation and difficult to simulate the subtle changes of natural rhythm. The standardization degree of parameters in experiments is low, and the regulation schemes of different laboratories are quite different, which leads to poor repeatability of breeding data and hinders the transformation of research results.

[0003] For example, the Chinese utility model patent with the application number CN202220582245.X discloses a device for improving the breeding capacity of zebrafish, which comprises a breeding tank, the bottom of the breeding tank is fixedly installed with a tank seat, the top of the breeding tank is of an open structure, the top of the breeding tank is movably installed with a tank cover, the top of the tank cover is provided with two air holes, the two air holes are fixedly installed with dustproof nets, the inner wall of the bottom of the breeding tank is fixedly installed with a blocking cover through screws, the bottom of the blocking cover is of an open structure, and an installation cavity is formed in the tank seat. The device can effectively filter, purify, disinfect and sterilize the water in the breeding tank, keep the water clean, and automatically clean the surface of the filter screen to avoid the blockage of filter holes of the filter screen by fish manure, food residues and other impurities, thereby providing a good living environment for the growth and reproduction of zebrafish. However, the device still cannot realize high-precision rhythm control and real-time monitoring of the breeding state, and it is difficult to meet the needs of fine mechanism research. SUMMARY

[0004] The present application aims to overcome the deficiencies of the prior art and provide a zebrafish rhythm breeding device with environmental parameterization control and parameter standardization.

[0005] In order to achieve the above object, the technical scheme adopted by the present application is: a zebra fish rhythmical breeding device, comprising a rhythmical box body, a breeding tank assembly, an environment control assembly and a control system, the breeding tank assembly is installed in the rhythmical box body, and the breeding tank assembly is detachably installed with a partition plate; the environment control assembly comprises an air inlet assembly, an air outlet assembly and an illumination assembly, the air outlet assembly is connected to the upper portion of the rhythmical box body, the illumination assembly is arranged on the top of the rhythmical box body, the air inlet assembly comprises a heating element and an air inlet light shield cover, a plurality of air inlet holes are formed on the rhythmical box body, the air inlet light shield cover is arranged outside the air inlet holes, a plurality of air inlet openings are formed on the air inlet light shield cover, the air inlet light shield cover blocks the light rays from passing through the air inlet openings and the air inlet holes, the heating element is fixedly installed in the air inlet light shield cover, and the air inlet assembly, the air outlet assembly and the heating element are connected with the control system.

[0006] Preferably, the breeding tank assembly comprises an outer tank, an inner tank and a cover plate, the outer tank, the inner tank and the cover plate are all made of transparent material, the outer tank is installed in the rhythmical box body, the inner tank is installed in the outer tank, and the cover plate is installed on the top of the inner tank or the outer tank, a fixing groove is formed on the cover plate, the partition plate is inserted into and fixed in the inner tank from the fixing groove, a plurality of through holes are arranged on the inner tank, and a gap is arranged between the bottom of the inner tank and the bottom of the outer tank.

[0007] Preferably, the bottom of the inner tank is arranged in an "S" shape, the heights of the two ends of the bottom of the inner tank are different, the bottom of the partition plate is fitted with the bottom of the inner tank, a plurality of protrusions are arranged on the bottom of the inner tank and protrude upward, and the through holes are arranged between the protrusions.

[0008] Preferably, a clamping jaw mechanism for clamping the partition plate is arranged in the rhythmical box body, a placing rack is fixedly installed in the rhythmical box body, the clamping jaw mechanism is used for detaching the partition plate from the breeding tank assembly and placing the partition plate on the placing rack, and the clamping jaw mechanism is connected with a moving mechanism for driving the clamping jaw mechanism to move in the vertical and horizontal directions.

[0009] Preferably, the moving mechanism comprises a vertical moving mechanism and a horizontal moving mechanism, the vertical moving mechanism is installed on the inner side of the rhythmical box body, and the horizontal moving mechanism is connected to the vertical moving mechanism. The vertical moving mechanism comprises a vertical fixed column, a vertical screw rod and a vertical motor, the vertical screw rod is rotationally arranged on the vertical fixed column, the vertical motor is installed on the vertical fixed column, and one end of the vertical screw rod is connected to the output end of the vertical motor; the horizontal moving mechanism comprises a horizontal fixed column, a horizontal motor and a horizontal screw rod, the horizontal fixed column is threadedly connected to the vertical screw rod, the horizontal screw rod is rotationally arranged on the horizontal fixed column, the horizontal motor is installed on the horizontal fixed column, one end of the horizontal screw rod is connected to the output end of the horizontal motor, and the clamping jaw mechanism is threadedly connected to the horizontal screw rod.

[0010] Preferably, the clamping jaw mechanism comprises a cylinder, clamping jaws, a connecting frame and connecting hinges, the clamping jaws are provided at least two, the connecting frame is fixedly connected to the cylinder, the upper ends of the clamping jaws are respectively hinged to the connecting frame, one end of each connecting hinge is respectively hinged to each clamping jaw, and the other end of each connecting hinge is hinged to the end of the piston rod of the cylinder.

[0011] Preferably, a silica gel pad is fixedly arranged at the lower end of each clamping jaw.

[0012] Preferably, the bottom of the air inlet light shield is a grid plate, and the air inlet is formed on the grid plate.

[0013] Preferably, the rhythm box body comprises a frame body, a front door and side plates, the side plates are respectively fixedly arranged at the bottom, the top and the three sides of the frame body, the front door is arranged at the front side of the frame body, and one side of the front door is hinged to the frame body.

[0014] Preferably, a sealing strip is arranged between the front door and the frame body.

[0015] Preferably, the air exhaust assembly comprises an air exhaust pipe and an air exhaust fan, the air inlet end of the air exhaust fan is connected to the rhythm box body, the air exhaust pipe is connected to the air outlet end of the air exhaust fan, and the air exhaust fan is connected to the control system.

[0016] Preferably, the light assembly is a lamp strip, and the lamp strip is arranged above the breeding tank assembly.

[0017] Preferably, the breeding tank assembly is of a transparent material, and a monitoring device is arranged on one side of the breeding tank assembly.

[0018] Preferably, an operation screen is arranged on the upper side of the rhythm box body.

[0019] Compared with the prior art, the above technical scheme has the following beneficial effects: The air inlet assembly, the air exhaust assembly and the heating element are connected to the control system, the intelligent control system is adopted, the mating time of the zebra fish is accurately and non-interferingly controlled, the environmental parameters such as temperature, light, light-dark ratio and air exchange frequency are accurately and automatically controlled, the error possibility of manual operation is reduced, the standardization breeding state and condition are ensured, the data stability is guaranteed, and the operation platform for efficient rhythm breeding control is provided; in order to prevent external light from entering the air inlet assembly and affecting the light data, a plurality of air inlet holes are formed in the rhythm box body, the air inlet light shield is arranged on the side of the air inlet hole, a plurality of air inlets are formed in the air inlet light shield, the air inlet light shield blocks the light, and the light passes through the air inlets and the air inlet holes, so that the external light entering the inside of the rhythm box body is maximally reduced. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 The figure is a structural schematic view of the present application.

[0021] Figure 2 is the schematic diagram of the explosion of the rhythm box body in the application.

[0022] Figure 3 is the distribution schematic diagram of the environment regulating assembly in the application.

[0023] Figure 4 is the schematic diagram of the explosion of the breeding cylinder assembly in the application.

[0024] Figure 5 is the structure schematic diagram of the moving mechanism in the application.

[0025] Figure 6 is the structure schematic diagram of the clamping jaw mechanism in the application.

[0026] Figure 7 is the external structure schematic diagram of the application.

[0027] 1, rhythm box body 11, frame body 12, bottom plate 13, rear side plate 14, U-shaped plate 15, front door 16, door hinge 17, handle 18, sealing strip 19, placing rack 110, mounting port 111, air inlet hole 2, breeding cylinder assembly 21, outer cylinder 22, inner cylinder 23, cover plate 24, partition plate 25, fixing groove 3, environment regulating assembly 31, exhaust fan 32, exhaust pipe 33, air inlet light shield 34, heating sheet 35, light bar 36, air inlet 4, vertical moving mechanism 41, vertical motor 42, vertical lead screw 43, vertical fixed column 5, horizontal moving mechanism 51, horizontal motor 52, horizontal lead screw 53, horizontal fixed column 54, mechanical arm 6, clamping jaw mechanism 61, air cylinder 62, piston rod 63, connecting hinge 64, clamping jaw 65, silica gel pad 66, connecting frame 7, monitoring device 8, control system 81, control box 82, operation screen. DETAILED DESCRIPTION

[0028] Figures 1-7 is the best embodiment of the application, and the following will be combined with the attached Figures 1-7 The application is further described.

[0029] As Figure 1As shown, the zebrafish rhythm breeding device of the present application comprises a rhythm cabinet 1, a breeding tank assembly 2, an environment control assembly 3 and a control system 8, the breeding tank assembly 2 is installed in the rhythm cabinet 1, the breeding tank assembly 2 is detachably installed with a partition plate 24, the partition plate 24 separates the breeding tank assembly 2 into two independent spaces, and female and male zebrafish can be respectively bred, after a certain time, the partition plate 24 is removed, the two spaces of the breeding tank assembly 2 are connected, and the female and male zebrafish can contact each other, the environment control assembly 3 is distributed in the rhythm cabinet 1, the environment control assembly 3 is connected with the control system 8, and the temperature, illumination, light-dark ratio, air exchange frequency and other environmental parameters of the experiment are precisely and automatically controlled.

[0030] As shown, Figure 2 The rhythm cabinet 1 comprises a frame body 11, a front door 15 and side plates, the side plates comprise a U-shaped plate 14, a rear side plate 13 and a bottom plate 12, the bottom plate 12 is fixedly installed at the bottom of the frame body 11, an installation opening 110 is arranged on the bottom plate 12, the installation opening 110 is used for placing the breeding tank assembly 2, the bottom of the breeding tank assembly 2 is fixed into the installation opening 110, and the breeding tank assembly 2 is prevented from being unstable, the rear side plate 13 is fixedly installed at the rear side of the frame body 11, the U-shaped plate 14 is installed on the upper side and both sides of the frame body 11 by the upper side cover of the frame body 11, the front door 15 is arranged at the front side of the frame body 11, one side of the front door 15 is hinged to the frame body 11 through a door hinge 16, in order to ensure the sealing property between the front door 15 and the frame body 11, a sealing strip 18 is arranged between the front door 15 and the frame body 11, the sealing strip 18 is fixedly arranged on the frame body 11, after the front door 15 is closed, the rhythm cabinet 1 forms an independent environment controllable space, and the influence of external illumination, sound, temperature and other factors is avoided, a handle 17 is arranged on the front door 15, and the front door 15 is convenient to open and close.

[0031] As shown, Figure 3As shown, the environment control assembly 3 includes an air inlet assembly, an air exhaust assembly and a light assembly. The air exhaust assembly in this embodiment is connected to the upper portion of the rhythm box 1, and the air inlet assembly is arranged at the lower portion of the rhythm box 1. The air exhaust assembly includes an air exhaust fan 31 and an air exhaust pipe 32. The air inlet end of the air exhaust fan 31 is connected to the rear side plate 13 of the rhythm box 1, and the air exhaust pipe 32 is connected to the air outlet end of the air exhaust fan 31. The air exhaust fan 31 exhausts air, which causes the rhythm box 1 to supply air through the air inlet assembly. The air exhaust fan 31 is connected to the control system 8, so that the control system 8 controls the air exchange in the rhythm box 1. The air inlet assembly includes a heating element, air inlet holes 111, an air inlet light shield 33 and air inlet openings 36. A plurality of air inlet holes 111 are arranged at the lower side of the side edge of the U-shaped plate 14 of the rhythm box 1. The air inlet light shield 33 is fixedly arranged outside the rhythm box 1 and covers the side edge of the air inlet holes 111. A plurality of air inlet openings 36 are arranged at the bottom of the air inlet light shield 33. The heating element in this embodiment is a heating sheet 34, which is fixedly arranged inside the air inlet light shield 33. The heating sheet 34 can heat the air entering the rhythm box 1. The heating sheet 34 is connected to the control system 8, so that the control system 8 controls the temperature in the rhythm box 1. In order to prevent external light from entering the air inlet assembly and affecting the light data, the bottom of the air inlet light shield 33 is a grating plate, and the air inlet openings 36 are formed on the grating plate. The grating structure can effectively prevent external light from entering the rhythm box 1. The light assembly is a light bar 35, which is fixedly arranged at the top of the rhythm box 1. The light bar 35 is also connected to the control system 8, so that the control system 8 controls the light intensity and time of the light bar 35 and controls the light-dark ratio in the rhythm box 1.

[0032] As shown, Figure 4 The breeding tank assembly 2 includes an outer tank 21, an inner tank 22 and a cover plate 23. The bottom of the outer tank 21 is fixedly arranged in the mounting port 110 of the bottom plate 12. The inner tank 22 is arranged in the outer tank 21. The cover plate 23 is buckled on the top of the inner tank 22. A fixing groove 25 is arranged on the cover plate 23. A partition plate 24 is inserted into the fixing groove 25 and fixedly arranged in the inner tank 22. After the partition plate 24 is arranged, the inner tank 22 is divided into two spaces, in which male and female zebra fish are respectively bred. After the zebra fish are bred in the rhythm box 1 for a period of time, the partition plate 24 is removed by the claw assembly 6, so that the male and female zebra fish in the two spaces are combined for breeding. A plurality of through holes are arranged on the inner tank 22. The fish eggs of the female zebra fish fall through the through holes, so as to isolate the breeding fish and the fish eggs and prevent the breeding fish from eating the fish eggs. A gap is arranged between the bottom of the inner tank 22 and the bottom of the outer tank 21, which is used for temporarily storing the fish eggs for experiments. The bottom of the inner tank 22 is arranged in a wave shape, and the bottom of the partition plate 24 is correspondingly arranged in a wave shape. In order to simulate the natural environment of the beach, a plurality of protrusions are arranged on the upwardly protruding portion of the bottom of the inner tank 22. The through holes are arranged between the protrusions.

[0033] The breeding tank assembly 2 is made of transparent material as a whole, so that the light can directly enter the inside of the breeding tank assembly 2. The breeding tank assembly 2 is made of transparent, non-toxic and harmless material. In order to facilitate real-time monitoring and checking the state of the zebrafish in the breeding tank assembly 2, the monitoring device 7 is arranged in the rhythm box body 1. The monitoring device 7 can monitor the breeding tank assembly 2 in real time, and the staff can check the state of the zebrafish in the breeding tank assembly 2 at any time.

[0034] In this embodiment, the clamping jaw mechanism 6 is arranged in the rhythm box body 1 and clamps the partition plate 24. The placing rack 19 is fixedly installed in the rhythm box body 1. The partition plate 24 can be placed on the placing rack 19. The clamping jaw mechanism 6 is connected with a moving mechanism for driving the clamping jaw mechanism 6 to move in the vertical and horizontal directions. After the clamping jaw mechanism 6 takes down the partition plate 24, the moving mechanism moves the clamping jaw mechanism 6 to the placing rack 19, and the clamping jaw mechanism 6 places the partition plate 24 on the placing rack 19. The whole process does not need manual operation, and the independent environment of the rhythm box body 1 is maintained.

[0035] As shown in Figure 5 The moving mechanism includes the vertical moving mechanism 4 and the horizontal moving mechanism 5. The vertical moving mechanism 4 is installed on the inner side of the rhythm box body 1. In this embodiment, the horizontal moving mechanism 5 is connected to the vertical moving mechanism 4 and can be lifted along the vertical moving mechanism 4. The clamping jaw mechanism 6 is connected to the horizontal moving mechanism 5 and moves horizontally along the horizontal moving mechanism 5.

[0036] Specifically, the vertical moving mechanism 4 includes the vertical fixed column 43, the vertical screw rod 42 and the vertical motor 41. The vertical fixed column 43 is fixedly installed on one side of the rhythm box body 1. The vertical screw rod 42 is vertically and rotatably arranged on the vertical fixed column 43. The vertical motor 41 is installed on the vertical fixed column 43. One end of the vertical screw rod 42 is connected to the output end of the vertical motor 41. The horizontal moving mechanism 5 is threadedly connected to the vertical screw rod 42. The horizontal moving mechanism 5 is connected with a vertical guide assembly. The vertical motor 41 drives the vertical screw rod 42 to rotate, so that the horizontal moving mechanism 5 is lifted along the vertical screw rod 42. The vertical guide assembly can be a vertical guide rail, which is arranged parallel to the vertical screw rod 42. The horizontal moving mechanism 5 includes the horizontal fixed column 53, the horizontal motor 51 and the horizontal screw rod 52. One end of the horizontal fixed column 53 is threadedly connected to the vertical screw rod 42. The horizontal screw rod 52 is rotatably arranged on the horizontal fixed column 53. The horizontal motor 51 is installed on the horizontal fixed column 53. One end of the horizontal screw rod 52 is connected to the output end of the horizontal motor 51. The clamping jaw mechanism 6 is fixedly installed on the mechanical arm 54, which is threadedly connected to the horizontal screw rod 52. The mechanical arm 54 or the clamping jaw mechanism 6 is connected with a horizontal guide assembly. The horizontal motor 51 drives the horizontal screw rod 52 to rotate, so that the clamping jaw mechanism 6 moves horizontally along the horizontal screw rod 52.

[0037] As shown in Figure 6As shown, the clamping jaw mechanism 6 comprises a cylinder 61, clamping jaws 64, a connecting frame 66 and connecting hinges 63, the cylinder 61 is fixedly connected to the mechanical arm 54 and vertically arranged, at least two clamping jaws 64 are arranged, and each clamping jaw 64 is uniformly distributed, four clamping jaws 64 are arranged in the embodiment, the connecting frame 66 is fixedly connected to the cylinder 61, the upper end of each clamping jaw 64 is hingedly connected to the connecting frame 66, one end of each connecting hinge 63 is hingedly connected to each clamping jaw 64, and the other end of each connecting hinge 63 is hingedly connected to the end of the piston rod 62 of the cylinder 61, the piston rod 62 is extended, the other end of the connecting hinge 63 is pressed downward, one end of the connecting hinge 63 pushes the clamping jaw 64 outward, the lower end of each clamping jaw 64 is opened outward, each clamping jaw 64 is released when opened, and vice versa, the piston rod 62 is retracted upward, the other end of the connecting hinge 63 is lifted upward, one end of the connecting hinge 63 pulls the clamping jaw 64 inward, and the lower end of each clamping jaw 64 is retracted inward, and each clamping jaw 64 clamps the baffle plate 24 when retracted. In order to prevent the clamping jaw 64 from slipping after clamping the baffle plate 24 and causing the baffle plate 24 to fall, a silica gel pad 65 is fixedly arranged at the lower end of each clamping jaw 64, the clamping jaw 64 cooperates with the vertical moving mechanism 4 and the horizontal moving mechanism 5 to realize the spatial movement of the clamping jaw 64 up and down and left and right, thereby realizing the clamping, moving and placing of the baffle plate 24.

[0038] As shown in the figure, Figure 7 As shown, the control system 8 comprises an operation box 81 and an operation screen 82, the control box 81 is arranged on the upper side of the rhythm box body 1, the operation screen 82 is fixedly installed on the outer side of the inclined surface of the control box 81, the operation screen 82 is connected with the control box 81, the control box 81 contains a control unit capable of adjusting each electrical element, and digital setting and information feedback are realized through the operation screen 82.

[0039] The breeding cylinder assembly 2 of the present application is placed in the rhythm box body 1 to mate and breed zebra fish, the exhaust fan 31 exhausts air, which makes the rhythm box body 1 supply air through the air inlet assembly, the exhaust fan 31 is connected with the control system 8, so that the control system 8 controls the air exchange in the rhythm box body 1; in order to prevent external light from entering the air inlet assembly and affecting the illumination data, the air inlet light shield 33 is arranged on the side of the air inlet hole 111, the heating sheet 34 is connected with the control system 8, so that the control system 8 controls the temperature in the rhythm box body 1; the control system 8 controls the illumination intensity and time of the light bar 35, and controls the light-dark ratio in the rhythm box body 1. The intelligent control system is adopted in the present application, which accurately and non-interferingly controls the mating time of zebra fish, and simultaneously accurately and automatically controls the environmental parameters such as temperature, illumination, light-dark ratio and air exchange frequency of the experiment, reduces the error possibility of manual operation, standardizes the breeding state and condition, guarantees the stability of data, and provides an operation platform for efficient rhythm breeding control.

[0040] The above merely describes preferred embodiments of the present application, but is not intended to limit the present application to other forms, and any person skilled in the art can make changes or modifications to the above disclosed technical contents into equivalent embodiments with equivalent changes. However, any simple modification, equivalent change and modification made to the above embodiments without departing from the technical solution content of the present application and according to the technical essence of the present application still belongs to the protection scope of the technical solution of the present application.

Claims

1. A zebrafish rhythmic breeding device, characterized in that: The system includes a rhythm chamber (1), a breeding tank assembly (2), an environmental control assembly (3), and a control system (8). The breeding tank assembly (2) is located inside the rhythm chamber (1) and is detachably equipped with a partition (24). The environmental control assembly (3) includes an air inlet assembly, an air outlet assembly, and a lighting assembly. The air outlet assembly is connected to the rhythm chamber (1), and the lighting assembly is fixedly located inside the rhythm chamber (1). The air inlet assembly includes a heating element and an air inlet light shield (33). Several air inlets (111) are provided on the rhythm chamber (1), and the air inlet light shield (33) covers the outside of the air inlets (111). Several air inlets (36) are provided on the air inlet light shield (33), and the air inlet light shield blocks light from passing through the air inlets (36) and the air inlets (111). The heating element is fixedly installed inside the air inlet light shield (33). The air inlet assembly, the air outlet assembly, and the heating element are all connected to the control system (8).

2. The zebrafish rhythmic breeding device according to claim 1, characterized in that: The breeding tank assembly (2) includes an outer cylinder (21), an inner cylinder (22), and a cover plate (23). The outer cylinder (21), the inner cylinder (22), and the cover plate (23) are all made of transparent material. The light-emitting component is set on the top of the rhythm box (1). The outer cylinder (21) is installed inside the rhythm box (1), the inner cylinder (22) is installed inside the outer cylinder (21), and the cover plate (23) is installed on the top of the inner cylinder (22) or the outer cylinder (21). A fixing groove (25) is provided on the cover plate (23). The partition plate (24) is inserted from the fixing groove (25) and fixed inside the inner cylinder (22). Several through holes are provided on the inner cylinder (22), and a gap is provided between the bottom of the inner cylinder (22) and the bottom of the outer cylinder (21).

3. The zebrafish rhythmic breeding device according to claim 2, characterized in that: The bottom of the inner cylinder (22) is "S" shaped, and the two ends of the bottom of the inner cylinder (22) are at different heights. The bottom of the partition (24) fits with the bottom of the inner cylinder (22), and several protrusions are provided on the bottom of the inner cylinder (22) protruding upwards, with through holes provided between each protrusion.

4. The zebrafish rhythmic breeding device according to claim 1, characterized in that: A clamping mechanism (6) for clamping partition (24) is provided inside the rhythm box (1). A placement rack (19) is fixedly installed inside the rhythm box (1). The clamping mechanism (6) removes the partition (24) from the breeding tank assembly (2) and places the partition (24) on the placement rack (19). The clamping mechanism (6) is connected to a moving mechanism that drives it to move in the vertical and horizontal directions.

5. The zebrafish rhythmic breeding device according to claim 4, characterized in that: The moving mechanism includes a vertical moving mechanism (4) and a horizontal moving mechanism (5). The vertical moving mechanism (4) is installed inside the rhythm box (1), and the horizontal moving mechanism (5) is connected to the vertical moving mechanism (4). The vertical moving mechanism (4) includes a vertical fixed column (43), a vertical lead screw (42), and a vertical motor (41). The vertical lead screw (42) is rotatably mounted on the vertical fixed column (43). The vertical motor (41) is mounted on the vertical fixed column (43). One end of the vertical lead screw (42) is connected to the output end of the vertical motor (41). The horizontal moving mechanism (5) includes a horizontal fixed column (53), a horizontal motor (51), and a horizontal lead screw (52). The horizontal fixed column (53) is threadedly connected to the vertical lead screw (42). The horizontal lead screw (52) is rotatably mounted on the horizontal fixed column (53). The horizontal motor (51) is mounted on the horizontal fixed column (53). One end of the horizontal lead screw (52) is connected to the output end of the horizontal motor (51). The gripper mechanism (6) is threadedly connected to the horizontal lead screw (52).

6. A zebrafish rhythmic breeding device according to claim 4 or 5, characterized in that: The gripper mechanism (6) includes a cylinder (61), grippers (64), a connecting frame (66), and connecting hinges (63). There are at least two grippers (64). The connecting frame (66) is fixedly connected to the cylinder (61). The upper end of each gripper (64) is hinged to the connecting frame (66). One end of each connecting hinge (63) is hinged to each gripper (64). The other end of each connecting hinge (63) is hinged to the end of the piston rod (62) of the cylinder (61).

7. The zebrafish rhythmic breeding device according to claim 6, characterized in that: A silicone pad (65) is fixedly provided at the lower end of each of the grippers (64).

8. The zebrafish rhythmic breeding device according to claim 1, characterized in that: The bottom of the air intake shroud (33) is a grille plate, and an air inlet (36) is formed on the grille plate at the bottom.

9. The zebrafish rhythmic breeding device according to claim 1, characterized in that: The rhythm box (1) includes a frame (11), a front door and side panels. Each side panel is fixedly installed at the bottom (12), top and three sides of the frame. The front door (15) is located on the front side of the frame (11), and one side of the front door (15) is hinged to the frame (11).

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