Breeding greenhouse capable of improving survival rate of bullfrogs

Abstract

The invention belongs to the technical field of bullfrog breeding, and discloses a breeding greenhouse for improving the survival rate of bullfrogs, which comprises a breeding greenhouse, and an environment control mechanism and a water circulation mechanism are arranged in the breeding greenhouse; the water circulation mechanism comprises a water return assembly and a water outlet assembly which are communicated with each other, and the water outlet assembly is arranged on the breeding platform in the breeding greenhouse; the water return assembly comprises a water return groove formed in the bottom end of the breeding greenhouse, and the bottom end of the water return groove communicates with a water return pipe arranged at the bottom end of the breeding greenhouse. The bullfrog breeding device is convenient to use, an independent growth environment can be freely created, the influence of the external environment is avoided, meanwhile, the environment suitable for bullfrog growth and breeding can be conveniently adjusted, breeding of pathogenic microorganisms is effectively reduced, the bullfrog breeding and growth efficiency is improved, and the risk that bullfrogs suffer from diseases is remarkably reduced; the survival rate and the breeding efficiency of bullfrog breeding are improved, the slaughtering rate of bullfrogs is increased, and a solid foundation is laid for more stable and sustainable development of bullfrog breeding industry.

Description

Technical Field

[0001] The invention belongs to the technical field of bullfrog breeding, and in particular relates to a breeding shed for improving the survival rate of bullfrogs. Background Art

[0002] Bullfrog breeding is a new special economic breeding industry at home and abroad. Through centralized breeding, breeding work can be carried out, which is convenient for the growth of bullfrogs and helps to establish the breeding industry.

[0003] Existing bullfrog farming is generally carried out in the open air in the pond area. Although this method can realize the farming of bullfrogs and the farming cost is low, open-air farming is easily affected by the natural environment, which will directly lead to a large number of bullfrog deaths or growth stunting, seriously affecting the farming benefits; at the same time, open-air farming is difficult in disease prevention and control, and the disease spreads rapidly and is difficult to control, which increases the risk of farming. In addition, water quality management in the open air environment is complicated, and water pollution and eutrophication problems occur frequently, which is not conducive to the healthy growth of bullfrogs. The survival rate of traditional bullfrog seedlings is generally between 60-80%. In recent years, although there have been some attempts to improve the use of greenhouses or simple sheds for bullfrog farming, these solutions only form a relatively independent environment through greenhouses or simple sheds, and there is no reasonable facility to assist the growth and breeding of bullfrogs. The efficiency of bullfrog farming and breeding is insufficient and inconvenient to promote.

[0004] Therefore, the present application designs a breeding shed for improving the survival rate of bullfrogs to solve the above-mentioned technical problems. Summary of the invention

[0005] In order to solve the above technical problems, the present invention proposes a breeding greenhouse for improving the survival rate of bullfrogs.

[0006] To achieve the above object, the present invention provides a breeding greenhouse for improving the survival rate of bullfrogs, including a breeding greenhouse as a breeding location, wherein an environmental control mechanism and a water circulation mechanism are arranged in the breeding greenhouse;

[0007] The environmental control mechanism includes a ventilation component and a constant temperature component arranged on the breeding shed, which are used to maintain the growth environment requirements of bullfrogs at different stages;

[0008] The water circulation mechanism includes a water return assembly arranged at the bottom of the breeding shed, the water return assembly is connected to the inlet of a filter arranged outside the breeding shed, the outlet of the filter is connected to the water outlet assembly arranged in the breeding shed, and the water outlet assembly is arranged on the breeding tables on both sides of the inner cavity of the breeding shed;

[0009] The water return component comprises a water return trough provided at the bottom end of the breeding shed, the bottom end of the water return trough is connected with a water return pipe provided at the bottom end of the breeding shed, and the water return pipe is connected with the inlet of the filter.

[0010] Preferably, the return water trough is arranged in an inverted cone shape, a mounting groove is opened at its top, and an isolation net flush with the top of the inner cavity of the breeding greenhouse is arranged in the mounting groove; the bottom end of the return water trough is connected with the return water pipe through a connecting pipe opened in the inner cavity of the breeding greenhouse.

[0011] Preferably, a driven shaft is rotatably connected in the connecting pipe, the top end of the driven shaft extends into the return water trough and is fixedly connected to a plurality of cleaning racks adapted to the side walls of the return water trough, and a cleaning brush is provided at one end of the cleaning rack facing the return water trough; the bottom end of the driven shaft is meshed with the driving shaft rotatably connected in the return water pipe for transmission.

[0012] Preferably, the driven shaft is sleeved with a first spiral blade, the outer wall of which is in sliding contact with the inner wall of the connecting pipe; the driving shaft is sleeved with a plurality of second spiral blades, the outer wall of which is in sliding contact with the inner wall of the return pipe.

[0013] Preferably, the water outlet assembly includes a water outlet main pipe arranged above the breeding platform and connected to the filter, and the water outlet main pipe is connected to a water distribution trough arranged in the breeding platform through a plurality of water outlet branches; a plurality of water outlet modules are arranged outside the water outlet main pipe to replenish water to the breeding platform.

[0014] Preferably, the water outlet module includes a water supply pipe installed on the water outlet main pipe, the bottom end of the water supply pipe is rotatably connected to a rotating disk, and the inner cavity of the rotating disk is connected to the inner cavity of the water supply pipe; the side wall of the rotating disk is detachably connected to a plurality of water mist nozzles, and the water mist nozzles are connected to the inner cavity of the rotating disk.

[0015] Preferably, a mounting block is provided in the water supply pipe, a water blocking block is detachably connected to the mounting block, an intermediate rod slidably connected to the mounting block is fixedly connected to the bottom end of the water blocking block, a passive magnetic ring is fixedly connected to the bottom end of the intermediate rod, and the passive magnetic ring is attracted to the active magnetic ring slidably arranged outside the water supply pipe.

[0016] Preferably, the breeding greenhouse comprises an insulation wall with thermal insulation function, and a transparent arched roof is arranged on the top of the insulation wall; the ventilation component is arranged on the insulation wall.

[0017] Preferably, the ventilation component includes an air inlet and an air outlet opened on the insulation wall, the air inlet is opened at the high end of the insulation wall, the air outlet is opened at the bottom end of the insulation wall, the air inlet is provided with an air intake fan with a dust isolation function, and the air outlet is provided with an exhaust fan with a dust isolation function.

[0018] Preferably, a base frame is provided at the top of the thermal insulation wall, a plurality of support frames fixed to the top of the base frame are provided at the top of the base frame, and the top of the support frames abuts against the inner cavity of the arched top.

[0019] Compared with the prior art, the present invention has the following advantages and technical effects: the present invention discloses a breeding greenhouse for improving the survival rate of bullfrogs, which is mainly used for breeding and breeding bullfrogs in the greenhouse. The setting of the breeding greenhouse can form an independent environment, avoid the influence of the extreme external environment on the breeding of bullfrogs, and improve the survival rate and growth efficiency of bullfrogs; the environmental control mechanism in the breeding greenhouse is used to adjust the breeding environment in the breeding greenhouse, and the setting of the water circulation mechanism can circulate and filter the breeding water, increase the oxygen content of the water, and reduce the content of harmful substances in the water, so that The water and environment in the breeding greenhouse are more suitable for the survival and growth of bullfrogs; the return water component is arranged at the bottom of the breeding greenhouse, collects the water at the bottom, removes impurities after filtering through the filter, and then flows back to the breeding greenhouse through the outlet component, ensuring that the cleanliness and oxygen content of the water are more suitable for the growth of bullfrogs. At the same time, it is also possible to add medicine to the filter to feed the bullfrogs, which is more convenient; the return water component includes a return water tank, which is convenient for collecting the breeding water at the bottom, and then transferring it to the filter for filtering through the return water pipe. The return water pipe is buried in the breeding greenhouse to avoid affecting the growth of bullfrogs.

[0020] The invention is easy to use, can freely create an independent growth environment, avoid being affected by the external environment, and can conveniently adjust an environment suitable for the growth and breeding of bullfrogs, effectively reduce the breeding of pathogenic microorganisms, promote the efficiency of bullfrog breeding and growth, significantly reduce the risk of bullfrog disease, improve the survival rate and breeding efficiency of bullfrog breeding, and accelerate the improvement of the bullfrog output rate. The survival rate of bullfrog breeding can reach 90%, laying a solid foundation for the bullfrog breeding industry to achieve more stable and sustainable development. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The drawings constituting a part of the present application are used to provide a further understanding of the present application. The illustrative embodiments and descriptions of the present application are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:

[0022] Figure 1 Axial view of a breeding shed for improving the survival rate of bullfrogs according to the present invention;

[0023] Figure 2A schematic diagram of the side structure of a breeding shed for improving the survival rate of bullfrogs according to the present invention;

[0024] Figure 3 For the present invention Figure 2 A partial enlarged view of middle A;

[0025] Figure 4 For the present invention Figure 2 A partial enlarged view of B in the middle;

[0026] Figure 5 This is a schematic diagram of the water module structure of the present invention;

[0027] Figure 6 For the present invention Figure 5 A partial view of middle C;

[0028] Figure 7 For the present invention Figure 5 A partial view of middle D;

[0029] In the figure: 1. Breeding shed; 2. Breeding platform; 3. Return water tank; 4. Return water pipe; 5. Filter; 6. Mounting slot; 7. Isolation net; 8. Connecting pipe; 9. Driven shaft; 10. Cleaning rack; 11. Cleaning brush; 12. Driving shaft; 13. Driving gear; 14. Driven gear; 15. First spiral plate; 16. Second spiral plate; 17. Outlet main pipe; 18. Outlet branch pipe; 19. Water distribution tank; 20. Connector; 21. Water supply pipe; 22. Rotating disk; 23. Water mist nozzle; 24. Mounting block; 25. Water blocking block; 26. Water hole; 27. Intermediate rod; 28. Passive magnetic ring; 29. ​​Active magnetic ring; 30. Insulation wall; 31. Arched top; 32. Air inlet; 33. Air outlet; 34. Air intake fan; 35. Exhaust fan; 36. Base frame; 37. Support frame; 38. First guide ring; 39. First guide groove; 40. Control ring; 41. Second guide groove; 42. Second guide ring; 43. Telescopic rod; 44. Telescopic spring; 45. Connecting ring; 46. Water hole. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0032] Reference Figure 1-Figure 7As shown, this embodiment provides a breeding greenhouse for improving the survival rate of bullfrogs, including a breeding greenhouse 1 as a breeding location, and an environmental control mechanism and a water circulation mechanism are arranged in the breeding greenhouse 1;

[0033] The environmental control mechanism includes a ventilation component and a constant temperature component arranged on the breeding shed 1, which are used to maintain the growth environment requirements of bullfrogs at different stages;

[0034] The water circulation mechanism includes a water return assembly arranged at the bottom of the breeding greenhouse 1, the water return assembly is connected to the inlet of the filter 5 arranged outside the breeding greenhouse 1, the outlet of the filter 5 is connected to the water outlet assembly arranged in the breeding greenhouse 1, and the water outlet assembly is arranged on the breeding table 2 on both sides of the inner cavity of the breeding greenhouse 1;

[0035] The return water component includes a return water tank 3 opened at the bottom end of the breeding greenhouse 1, the bottom end of the return water tank 3 is connected to the return water pipe 4 opened at the bottom end of the breeding greenhouse 1, and the return water pipe 4 is connected to the inlet of the filter 5.

[0036] The present invention discloses a breeding greenhouse for improving the survival rate of bullfrogs, which is mainly used for breeding and breeding bullfrogs in the greenhouse. The setting of the breeding greenhouse 1 can form an independent environment, avoid the influence of the extreme environment outside on the breeding of bullfrogs, and improve the survival rate and growth efficiency of bullfrogs; the environment control mechanism in the breeding greenhouse 1 is used to adjust the breeding environment in the breeding greenhouse 1, and the setting of the water circulation mechanism can circulate and filter the breeding water, increase the oxygen content of the water, reduce the content of harmful substances in the water, so that the water and environment in the breeding greenhouse 1 are more in line with the requirements of the breeding environment. The survival and growth of bullfrogs; the return water component is arranged at the bottom of the breeding greenhouse 1, collects the water at the bottom, removes impurities after filtering through the filter 5, and then flows back to the breeding greenhouse 1 again through the water outlet component, so as to ensure that the cleanliness and oxygen content of the water are more suitable for the growth of bullfrogs, and at the same time, it can also add medicine to the filter 5 to feed the bullfrog, which is more convenient; the return water component includes a return water tank 3, which is convenient for collecting the breeding water at the bottom, and then transfers it to the filter 5 through the return water pipe 4 for filtering treatment, and the return water pipe 4 is buried in the breeding greenhouse 1 to avoid affecting the growth of bullfrogs. The present invention is easy to use, can freely create an independent growth environment, avoid being affected by the external environment, and can conveniently adjust an environment suitable for the growth and breeding of bullfrogs, promote the efficiency of bullfrog breeding and growth, improve the survival rate and breeding efficiency of bullfrog breeding, improve the rate of bullfrogs to be marketed, and is convenient for promotion.

[0037] Furthermore, the filter 5 of this embodiment is provided with a water quality monitoring sensor to detect the water quality, and the water conditioning agent is used correctly according to the detection result to achieve the effects of increasing oxygen, adjusting pH, and improving transparency, thereby improving the living environment of bullfrogs and achieving the purpose of promoting growth.

[0038] Further optimization scheme, the return water tank 3 is set in an inverted cone, and a mounting groove 6 is opened at the top thereof, and an isolation net 7 is set in the mounting groove 6 and is flush with the top of the inner cavity of the breeding greenhouse 1; the bottom end of the return water tank 3 is connected to the return water pipe 4 through a connecting pipe 8 opened in the inner cavity of the breeding greenhouse 1. The return water tank 3 is set in an inverted cone, which is convenient for collecting water to be treated; the isolation net 7 is installed in the return water tank 3 through the mounting groove 6, so that impurities in the water can enter the return water tank 3, but the living body of the bullfrog can be isolated to avoid being affected.

[0039] Further optimization scheme, a driven shaft 9 is rotatably connected in the connecting pipe 8, the top end of the driven shaft 9 extends into the return water tank 3 and is fixedly connected with a plurality of cleaning racks 10 adapted to the side walls of the return water tank 3, and a cleaning brush 11 is arranged at one end of the cleaning rack 10 facing the return water tank 3; the bottom end of the driven shaft 9 is meshed with a driving shaft 12 rotatably connected in the return water pipe 4 for transmission. The driving shaft 12 in the return water pipe 4 drives the driven shaft 9 to rotate through the meshing driving gear 13 and the driven gear 14, and then drives the cleaning rack 10 to rotate, so that the cleaning brush 11 scrubs and cleans the inner wall of the return water tank 3, avoiding the accumulation of residual impurities in the return water tank 3, and avoiding the accumulated impurities from affecting the water environment.

[0040] In a further optimized solution, a first spiral sheet 15 is sleeved and fixed on the driven shaft 9, and the outer wall of the first spiral sheet 15 is in sliding contact with the inner wall of the connecting pipe 8; a plurality of second spiral sheets 16 are sleeved on the driving shaft 12, and the outer wall of the second spiral sheet 16 is in sliding contact with the inner wall of the return pipe 4. The first spiral sheet 15 and the second spiral sheet 16 are provided to clean the inner wall of the connecting pipe 8 and the return pipe 4 to avoid the accumulation of impurities, and can also be used to assist in the transportation of solid impurities to avoid the impurities blocking the connecting pipe 8 and the return pipe 4.

[0041] Further optimization scheme, the water outlet assembly includes a water outlet main pipe 17 arranged above the breeding platform 2 and connected to the filter 5, and the water outlet main pipe 17 is connected to the water distribution tank 19 arranged in the breeding platform 2 through a plurality of water outlet branches 18; a plurality of water outlet modules are arranged outside the water outlet main pipe 17 to replenish water to the breeding platform 2. The water filtered by the filter 5 enters the water outlet main pipe 17, and the outer wall of the water outlet main pipe 17 is provided with a water outlet hole 46, so that the filtered water is sprayed to the breeding platform 2, flushing the breeding platform 2 and the adjacent walls; at the same time, the water in the water outlet main pipe 17 will also enter the water outlet branch 18 and be injected into the water distribution tank 19 in the breeding platform 2, and the water in the water distribution tank 19 can be discharged from the surface of the breeding platform 2, avoiding the direct impact of the water flow on the bullfrog; at the same time, the water outlet module can also replenish water mist to the breeding platform 2 to increase the humidity of the environment.

[0042] Further optimizing the scheme, the water outlet module includes a water supply pipe 21 installed on the water outlet main pipe 17, the bottom end of the water supply pipe 21 is rotatably connected to a rotating disk 22, and the inner cavity of the rotating disk 22 is connected to the inner cavity of the water supply pipe 21; the side wall of the rotating disk 22 is detachably connected to a plurality of water mist nozzles 23, and the water mist nozzles 23 are connected to the inner cavity of the rotating disk 22. The outer wall of the water outlet main pipe 17 is provided with a plurality of connectors 20, and the water supply pipe 21 is connected to the connector 20 by threads or other forms to facilitate water diversion; the water flows into the inner cavity of the rotating disk 22 through the water supply pipe 21, and then is sprayed out after being atomized by the water mist nozzles 23 to adjust the environment in the breeding greenhouse 1.

[0043] Furthermore, the water mist nozzle 23 is arranged at an angle, so that the water flow exerts a torsional force on the rotating disk 22 when spraying, causing the rotating disk 22 to rotate, thereby improving the uniformity of the water mist spraying.

[0044] Furthermore, an outer wall of the water supply pipe 21 is provided with an annular first guide groove 39 , and an inner wall of the rotating disk 22 is provided with a first guide ring 38 adapted to and slidably connected to the first guide groove 39 , so as to ensure the rotation stability of the rotating disk 22 .

[0045] Further optimization scheme, a mounting block 24 is provided in the water supply pipe 21, and a water blocking block 25 is detachably connected to the mounting block 24. The bottom end of the water blocking block 25 is fixedly connected to an intermediate rod 27 that is slidably connected to the mounting block 24, and the bottom end of the intermediate rod 27 is fixedly connected to a passive magnetic ring 28, and the passive magnetic ring 28 is attracted and arranged with an active magnetic ring 29 that is slidably arranged outside the water supply pipe 21. When the water supply pipe 21 needs to discharge water, the control ring 40 connected to the connector 20 is rotated by rotating, and a connecting ring 45 is threadedly connected to the bottom end of the control ring 40, and the outer wall of the active magnetic ring 29 is fixedly connected to the inner wall of the connecting ring 45, thereby driving the active magnetic ring 29 to rise, so that the active magnetic ring 29 drives the passive magnetic ring 28 to rise, and the water blocking block 25 is pushed to rise through the intermediate rod 27, so that the water blocking block 25 is separated from the top of the mounting block 24, so that the water hole 26 can pass water smoothly.

[0046] Furthermore, the control ring 40 and the connector 20 are limited by the second guide groove 41 and the second guide ring 42 to improve stability.

[0047] Furthermore, a telescopic rod 43 is provided between the bottom end of the connector 20 and the connecting ring 45, and a telescopic spring 44 is provided on the outer sleeve of the telescopic rod 43. Both ends of the telescopic spring 44 are respectively fixedly connected to the connector 20 and the connecting ring 45, so that the connecting ring 45 can drive the active magnetic ring 29 to reset.

[0048] Furthermore, this embodiment replenishes the treated and conditioned water through multiple levels, which, in addition to regulating air humidity and replenishing water, can also clean the breeding environment, avoid the accumulation of excrement, bait residues and sludge, and facilitate the collection and discharge of impurities.

[0049] Further optimizing the scheme, the breeding greenhouse 1 includes an insulation wall 30 with insulation function, and a transparent arched roof 31 is arranged on the top of the insulation wall 30; the ventilation assembly is arranged on the insulation wall 30. The side wall and the lower end of the breeding greenhouse 1 are made of the insulation wall 30 with insulation function, which reduces the influence of the external environment on the interior; the top of the insulation wall 30 is provided with a transparent arched roof 31, which can ensure the insulation requirements while ensuring the lighting conditions.

[0050] Further optimizing the scheme, the ventilation assembly includes an air inlet 32 ​​and an air outlet 33 opened on the insulation wall 30, the air inlet 32 ​​is opened at the high end of the insulation wall 30, the air outlet 33 is opened at the bottom end of the insulation wall 30, an air inlet fan 34 with a dust isolation function is arranged in the air inlet 32, and an exhaust fan 35 with a dust isolation function is arranged in the air outlet 33. The side wall of the insulation wall 30 is provided with an air inlet 32 ​​and an air outlet 33, an air inlet fan 34 is arranged in the air inlet 32, and an exhaust fan 35 is arranged in the air outlet 33, so as to actively ventilate and adjust the temperature and humidity in the breeding greenhouse 1.

[0051] In a further optimized solution, a bottom frame 36 is provided at the top of the insulation wall 30, and a plurality of support frames 37 fixed to the top of the bottom frame 36 are provided at the top of the bottom frame 36, and the top of the support frame 37 abuts against the inner cavity of the arched top 31. The bottom frame 36 is arranged horizontally to facilitate supporting the support frame 37, and the support frame 37 is supported in the arched top 31, thereby improving the supporting strength of the arched top 31.

[0052] Furthermore, the bottom end of the base frame 36 is provided with a plurality of devices for controlling the internal environment, such as a plurality of fill lights, a disinfection lamp and a heating lamp, which are all existing technologies and will not be described in detail here.

[0053] Furthermore, in order to create an environment more suitable for the growth of bullfrogs, a number of green plants are planted on the ground of the breeding platform 2 and the breeding greenhouse 1.

[0054] Furthermore, in order to improve the safety of the bullfrogs and prevent them from being frightened, several hidden places are built on the ground of the breeding platform 2 and the breeding shed 1 by using stones or prefabricated houses.

[0055] Table 1: Bullfrog breeding survival rate comparison table

[0056]

[0057]

[0058] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0059] The embodiments described above are only descriptions of the preferred modes of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should all fall within the protection scope determined by the claims of the present invention.

Claims

1. A breeding shed for improving the survival rate of bullfrogs, characterized in that: It comprises a breeding shed (1) as a breeding site, wherein an environmental control mechanism and a water circulation mechanism are arranged in the breeding shed (1); The environmental control mechanism comprises a ventilation component and a constant temperature component arranged on the breeding shed (1), and is used to maintain the growth environment requirements of bullfrogs at different stages; The water circulation mechanism comprises a water return assembly arranged at the bottom end of the breeding shed (1), the water return assembly being connected to the inlet of a filter (5) arranged outside the breeding shed (1), the outlet of the filter (5) being connected to a water outlet assembly arranged inside the breeding shed (1), and the water outlet assembly being arranged on breeding tables (2) on both sides of the inner cavity of the breeding shed (1); The water return component comprises a water return trough (3) provided at the bottom end of the breeding shed (1); the bottom end of the water return trough (3) is connected to a water return pipe (4) provided at the bottom end of the breeding shed (1); and the water return pipe (4) is connected to the inlet of the filter (5).

2. The breeding shed for improving the survival rate of bullfrogs according to claim 1, characterized in that: The return water trough (3) is arranged in an inverted cone shape, and a mounting groove (6) is provided at its top end. An isolation net (7) is arranged in the mounting groove (6) and is flush with the top end of the inner cavity of the breeding shed (1); the bottom end of the return water trough (3) is connected to the return water pipe (4) via a connecting pipe (8) provided in the inner cavity of the breeding shed (1).

3. The breeding shed for improving the survival rate of bullfrogs according to claim 2, characterized in that: A driven shaft (9) is rotatably connected in the connecting pipe (8), the top end of the driven shaft (9) extends into the return water groove (3) and is fixedly connected to a plurality of cleaning racks (10) adapted to the side walls of the return water groove (3), and a cleaning brush (11) is arranged at one end of the cleaning rack (10) facing the return water groove (3); the bottom end of the driven shaft (9) is meshed with a driving shaft (12) rotatably connected in the return water pipe (4) for transmission.

4. The breeding shed for improving the survival rate of bullfrogs according to claim 3, characterized in that: The driven shaft (9) is sleeved with a first spiral blade (15) fixedly connected thereto, and the outer wall of the first spiral blade (15) is in sliding contact with the inner wall of the connecting pipe (8); the driving shaft (12) is sleeved with a plurality of second spiral blades (16), and the outer wall of the second spiral blades (16) is in sliding contact with the inner wall of the return pipe (4).

5. The breeding shed for improving the survival rate of bullfrogs according to claim 1, characterized in that: The water outlet assembly comprises a water outlet main pipe (17) arranged above the breeding platform (2) and connected to the filter (5); the water outlet main pipe (17) is connected to a water distribution trough (19) arranged in the breeding platform (2) through a plurality of water outlet branch pipes (18); and a plurality of water outlet modules are arranged outside the water outlet main pipe (17) to replenish water to the breeding platform (2).

6. The breeding shed for improving the survival rate of bullfrogs according to claim 5, characterized in that: The water outlet module comprises a water supply pipe (21) installed on the water outlet main pipe (17); the bottom end of the water supply pipe (21) is rotatably connected to a rotating disk (22); the inner cavity of the rotating disk (22) is communicated with the inner cavity of the water supply pipe (21); and the side wall of the rotating disk (22) is detachably connected to a plurality of water mist nozzles (23); the water mist nozzles (23) are communicated with the inner cavity of the rotating disk (22).

7. The breeding shed for improving the survival rate of bullfrogs according to claim 6, characterized in that: A mounting block (24) is arranged in the water supply pipe (21), a water blocking block (25) is detachably connected to the mounting block (24), a middle rod (27) slidably connected to the mounting block (24) is fixedly connected to the bottom end of the water blocking block (25), a passive magnetic ring (28) is fixedly connected to the bottom end of the middle rod (27), and the passive magnetic ring (28) is attracted to an active magnetic ring (29) slidably arranged outside the water supply pipe (21).

8. The breeding shed for improving the survival rate of bullfrogs according to claim 1, characterized in that: The breeding greenhouse (1) comprises a heat-insulating wall (30) having heat-insulating and heat-insulating functions, wherein a transparent arched roof (31) is arranged at the top of the heat-insulating wall (30); and the ventilation component is arranged on the heat-insulating wall (30).

9. The breeding shed for improving the survival rate of bullfrogs according to claim 8, characterized in that: The ventilation component comprises an air inlet (32) and an air outlet (33) which are opened on the thermal insulation wall (30); the air inlet (32) is opened at the high end of the thermal insulation wall (30); the air outlet (33) is opened at the bottom end of the thermal insulation wall (30); an air inlet fan (34) with a dust isolation function is arranged in the air inlet (32); and an exhaust fan (35) with a dust isolation function is arranged in the air outlet (33).

10. The breeding shed for improving the survival rate of bullfrogs according to claim 8, characterized in that: A bottom frame (36) is arranged at the top of the thermal insulation wall (30), and a plurality of support frames (37) fixedly connected to the top of the bottom frame (36) are arranged at the top of the bottom frame (36), and the top of the support frames (37) abuts against the inner cavity of the arched top (31).

Images