Artificial hatching device for young mystus guttatus

Abstract

The invention provides an artificial hatching device for young mystus guttatus. The artificial hatching device comprises a hatching basin; an aeration disc, a water temperature heater, a variable frequency water pump and a conical hatching barrel are mounted at the bottom in the hatching basin, and a particle machine, an ultraviolet disinfection machine, a lithium battery oxygenating machine, a mains supply oxygenating machine and a settling pond are mounted outside the hatching basin; the conical incubation barrel is installed in the incubation basin through a support connected to the incubation barrel, an incubation frame, a filtering gauze element, an air stone, a water temperature heater and a water uniformizing device are installed in the conical incubation barrel from the upper edge opening to the lower edge opening, and the incubation frame is fixed in the conical incubation barrel through incubation frame fixing buckles. According to the artificial hatching device for the mystus guttatus fries, the filter gauze is arranged in the hatching barrel, so that water entering the hatching barrel is prevented from directly impacting follicles on the hatching frame, the situation that follicle walls are damaged or follicle accumulation influences follicle hatching is avoided, gas from gas stones in the hatching barrel is prevented from forming large bubbles, and the follicle hatching quality is improved. The hatching cannot be influenced by gaps of the hatching frame.

Description

Technical Field

[0001] The present invention relates to a device for artificial hatching of fry in the field of Mystus guttatus farming. Background Art

[0002] Mystus guttatus is a fish of the genus Mystus in the family Bagridae, order Siluriformes, class Osteichthyes. Its common names include Sesame Sword, Sesame Catfish, White-bearded Catfish, Xijiang Fin, etc. Its reproduction rate is extremely low in the natural environment.

[0003] Since aquaculture farms are all in mountainous areas and the breeding season is in summer and autumn when there are many thunderstorms and power outages often occur, resulting in a decrease in the hatching rate or hatching failure. During the artificial breeding process, the research team invented a hatching device, which has a very obvious effect on improving the hatching effect of Mystus guttatus.

[0004] The present invention mainly solves the problems of low hatching rate or hatching failure caused by the inability to supply fresh and clean hatching water to the hatching barrel due to power outage during the hatching process, low dissolved oxygen content in the water, and a decrease in water temperature. Therefore, it is very necessary to provide an artificial hatching device for Mystus guttatus fry to solve the above technical problems. Summary of the Invention

[0005] The present invention provides an artificial hatching device for Mystus guttatus fry, which solves the problem that most fry hatching farms are in suburban or mountainous areas, especially in thunderstorm weather, power outages occur, resulting in the oxygen supply machine being unable to supply oxygen.

[0006] To solve the above technical problems, an artificial hatching device for Mystus guttatus fry provided by the present invention is characterized by comprising: a hatching basin;

[0007] An aeration disc, a water temperature heater, a variable frequency water pump, a conical hatching barrel are installed at the bottom inside the hatching basin. An external particle machine, an ultraviolet disinfection machine, a lithium battery oxygenator, a mains power oxygenator, and a sedimentation tank are provided. For the conical hatching barrel, the conical hatching barrel is installed inside the hatching basin through a bracket connected to the hatching barrel. An incubation frame, a filter screen, an air stone, a water temperature heater, and a water distributor are installed inside from the upper edge downwards. The incubation frame is fixed inside the conical hatching barrel through an incubation frame fixing buckle. The filter screen is fixed inside the conical hatching barrel through a screen fixing buckle. The air stone is fixed inside the hatching barrel through an air stone buckle, and the air inlet end is connected to the outlet end of the air stone adapter. The micro lithium battery water temperature heater is fixed inside the hatching barrel through a water temperature heater buckle, and the wiring end is connected to the lithium battery outside the hatching basin through a wiring hole. The water distributor is installed inside the hatching barrel through a water distributor buckle, and the water inlet end is connected to the outlet end of the water distributor adapter. The incubation frame buckle is installed on the inner wall of the hatching barrel, mainly used to fix the incubation frame. The filter screen buckle is installed on the inner wall of the hatching barrel. The air stone buckle is installed on the inner wall of the hatching barrel. The lithium battery micro water temperature heater buckle is installed on the inner wall of the hatching barrel. The water distributor buckle is installed on the inner wall of the hatching barrel. The air stone adapter is installed on the side wall of the conical hatching barrel. The water inlet adapter is installed on the side wall of the conical hatching barrel and is connected to the water inlet end of the water distributor.

[0008] Preferably, the wiring hole of the lithium battery water temperature heater is opened on the wall of the hatching barrel, and the gate valve is installed at the bottom of the cone of the conical hatching barrel.

[0009] Preferably, the air stone adapter consists of an external thread direct, a waterproof gasket, and an internal thread nut. The inner diameter of the external thread direct is in millimeters, and the internal thread nut is used in combination with the external thread direct. The variable frequency water pump is installed at the bottom inside the hatching basin.

[0010] Preferably, a water outlet pipe is installed at the water outlet end of the variable frequency water pump. The water outlet end of the water outlet pipe is connected to the water inlet end of the stop valve. The stop valve is installed between the variable frequency water pump and the water distributor, with the water inlet end connected to the water outlet end of the submersible pump water outlet pipe, and the water outlet end connected to the hatching barrel water inlet adapter through a water pipe.

[0011] Preferably, the mains power oxygenator is installed in a soundproof room and is connected to the aeration disc inside the hatching basin through an oxygen pipe.

[0012] Preferably, the lithium battery oxygenator is installed in a soundproof room and is connected to the air stone installed inside the hatching barrel through an oxygen pipe.

[0013] Preferably, the particle machine is installed outside the hatching basin. The water inlet end is connected to an external water source through a water pipe, and the water outlet end is connected to the ultraviolet disinfection machine through a water pipe.

[0014] Preferably, the ultraviolet disinfection machine is installed outside the hatching basin. The water inlet end is connected to the water outlet pipe of the particle machine, and the water outlet end is connected to the sedimentation tank through a water pipe.

[0015] Preferably, the water inlet end of the sedimentation tank is connected to the ultraviolet disinfection machine through a water pipe, and the water outlet end is connected to the hatching basin through a water pipe.

[0016] Compared with the related art, an artificial hatching device for Mystus guttatus fry provided by the present invention has the following

[0017] Beneficial effects:

[0018] The present invention provides an artificial hatching device for Mystus guttatus fry. A filter screen is arranged inside the hatching barrel. First, it can prevent the water entering the hatching barrel from directly impacting the follicles on the hatching frame, causing damage to the follicle wall or follicle accumulation and affecting follicle hatching. Second, it can prevent the gas from the air stone in the hatching barrel from forming large bubbles and not passing through the gaps of the hatching frame to affect hatching.

[0019] A conveying device is arranged between the hatching barrel and the hatching basin, which can prevent the water in the hatching barrel from flowing back when a power outage occurs, drying the water in the hatching frame and causing the follicles to die due to lack of water and oxygen. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic structural diagram of the first embodiment of an artificial hatching device for Mystus guttatus fry provided by the present invention.

[0021] Reference numerals in the figure: 1. Hatching basin, 2. Hatching barrel support, 3. Hatching frame, 4. Filter screen, 8. Particle machine, 9. Ultraviolet disinfection machine, 10. Sedimentation tank, 11. Gate valve, 12. Water temperature heater, 15. Variable frequency water pump, 16. Water stop valve, 17. Water distributor, 18. Lithium battery oxygenator, 19. Air stone, 20. Mains oxygenator, 21. Aeration disk. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0022] The present invention will be further described below in conjunction with the drawings and embodiments.

[0023] First Embodiment

[0024] Please refer to Figure 1 . An artificial hatching device for Mystus guttatus fry, characterized in that it includes: a hatching basin 1; A diffuser plate 21, a water temperature heater 12, a variable frequency water pump 15 are installed at the bottom inside the hatching basin 1, and a conical hatching barrel 2 is provided. Outside, there are a microparticle machine 8, an ultraviolet disinfection machine 9, a lithium battery oxygenator 18, a mains power oxygenator 20, and a sedimentation tank 10; for the conical hatching barrel 2, the conical hatching barrel 2 is installed inside the hatching basin 1 through a bracket connected to the hatching barrel. Inside, an incubation frame 3, a filter screen 4, an air stone 19, a water temperature heater 12, and a water distributor are installed from the upper edge downwards. The incubation frame 3 is fixed inside the conical hatching barrel 2 through an incubation frame 3 fixing buckle. The filter screen 4 is fixed inside the conical hatching barrel 2 through a screen fixing buckle. Its main function is to filter the water quality again and prevent the water flow from impacting the fertilized eggs and affecting the hatching effect. The air stone 19 is fixed inside the hatching barrel through an air stone 19 buckle, up to 40 cm from the upper edge of the hatching barrel. The air inlet end is connected to the outlet end of the air stone 19 adapter. Its main function is to prevent the death of fertilized eggs caused by insufficient oxygen content in the water inside the hatching barrel due to power outages, water outages, etc. The micro lithium battery water temperature heater 12 is fixed inside the hatching barrel through a water temperature heater 12 buckle, up to 50 cm from the upper edge of the hatching barrel. The wiring terminal is connected to the lithium battery outside the hatching basin 1 through a wiring hole. Its main function is to prevent the water temperature inside the hatching barrel from dropping rapidly and affecting the hatching effect due to no warm water entering the hatching barrel for a long time during power outages, water outages, etc. The water distributor is installed inside the hatching barrel through a water distributor buckle. The water inlet end is connected to the outlet end of the water distributor adapter. The incubation frame 3 is buckled and installed on the inner wall of the hatching barrel, up to 15 cm from the upper edge of the hatching barrel, and the installation quantity is three, mainly used to fix the incubation frame 3. The filter screen 4 is buckled and installed on the inner wall of the hatching barrel, up to 30 cm from the upper edge of the hatching barrel, and the installation quantity is three, mainly used to fix the screen. The air stone 19 is buckled and installed on the inner wall of the hatching barrel, up to 40 cm from the upper edge of the hatching barrel, and the installation quantity is two, mainly used to fix the air stone 19. The lithium battery micro water temperature heater 12 is buckled and installed on the inner wall of the hatching barrel, up to 50 cm from the upper edge of the hatching barrel, and the installation quantity is two, mainly used to fix the water temperature heater 12. The water distributor 17 is buckled and installed on the inner wall of the hatching barrel, up to 60 cm from the upper edge of the hatching barrel, and the installation quantity is three, mainly used to fix the water distributor 17. The air stone 19 adapter is installed on the side wall of the conical hatching barrel 2, 40 cm from the upper edge of the hatching barrel, and the installation quantity is two. The air inlet end is connected to the air outlet pipe of the lithium battery oxygenator 18, and the air outlet end is connected to the air inlet end of the air stone 19, mainly used to connect the air stone 19 and the inlet pipe. The water inlet adapter is installed on the side wall of the conical hatching barrel 2, 60 cm from the upper edge of the hatching barrel, and the installation quantity is one, and is connected to the water inlet end of the water distributor, mainly used to connect the water distributor and the water inlet pipe. The wiring hole of the lithium battery water temperature heater 12 is opened on the hatching barrel wall, 50 cm from the upper edge of the hatching barrel, with a size matching the lithium wire, and is fixed with glue after connecting the power supply. The gate valve is installed at the bottom of the cone of the conical hatching barrel 2, and the installation quantity is one. Its main function is to install various devices inside the hatching barrel and drain the water inside the conical hatching barrel 2 when cleaning various devices inside the hatching barrel.It is convenient for cleaning, etc. The air stone 19 adapter is composed of an external thread direct, a waterproof gasket and an internal thread nut. The inner diameter of the external thread direct is 4 mm, and the internal thread nut is used in combination with the external thread direct. Installation method: First, drill a hole in the side wall of the conical hatching bucket 2, the size should be such that the external thread direct can just pass through. Then, pass the external thread direct from the outside to the inside through the opening, pad the gasket, and tighten the external thread nut to complete the installation. The uniform water and gas adapter is composed of an external thread direct, a waterproof gasket and an internal thread nut. The inner diameter of the external thread direct is 15 mm, and the internal thread nut is used in combination with the external thread direct. Installation method: First, drill a hole in the side wall of the conical hatching bucket 2, the size should be such that the external thread direct can just pass through. Then, pass the external thread direct from the outside to the inside through the opening, pad the gasket, and tighten the external thread nut to complete the installation. The wiring pipe of the lithium battery micro water temperature heater 12 is composed of an external thread direct, a waterproof gasket and an internal thread nut. The inner diameter of the external thread direct should be such that the wire used by the heater can pass through. The internal thread nut is used in combination with the external thread direct. Installation method: First, drill a hole in the side wall of the conical hatching bucket 2, the size should be such that the external thread direct can just pass through. Then, pass the external thread direct from the outside to the inside through the opening, pad the gasket, and tighten the external thread nut to complete the installation. The variable frequency water pump 15 is installed at the bottom of the hatching basin 1. Its main function is to supply clean hatching water with clear water quality, high oxygen content and constant water temperature to the hatching bucket. The water outlet end of the variable frequency water pump 15 is equipped with a water outlet pipe, and the water outlet end of the water outlet pipe is connected to the water inlet end of the stop valve. The stop valve is installed between the variable frequency water pump 15 and the water distributor. The water inlet end is connected to the water outlet end of the water outlet pipe of the submersible pump, and the water outlet end is connected to the hatching bucket water inlet adapter through a water pipe. The mains oxygenator 20 is installed in the soundproof room and is connected to the aeration disc 21 in the hatching basin 1 through an oxygen pipe. Its main function is to oxygenate the water in the hatching basin 1 so that the oxygen content per liter of water reaches more than milligrams. The lithium battery oxygenator 18 is installed in the soundproof room and is connected to the air stone 19 installed in the hatching bucket through an oxygen pipe. Its main function is to prevent the dissolved oxygen content per liter of water in the hatching bucket from not reaching the hatching requirements due to no fresh water entering the hatching bucket when the power and water supply are cut off, thus affecting the hatching effect. The particle machine 8 is installed outside the hatching basin 1. The water inlet end is connected to an external water source through a water pipe, and the water outlet end is connected to the ultraviolet disinfection machine 9 through a water pipe. Its main function is to filter the water quality and filter out the impurities in the water to ensure that the water is clear and visible. The ultraviolet disinfection machine 9 is installed outside the hatching basin 1. The water inlet end is connected to the water outlet pipe of the particle machine 8, and the water outlet end is connected to the sedimentation tank 10 through a water pipe. Its main function is to kill bacteria in the water, but it cannot kill viruses. The water inlet end of the sedimentation tank 10 is connected to the ultraviolet disinfection machine 9 through a water pipe, and the water outlet end is connected to the hatching basin 1 through a water pipe. Its main function is to store and precipitate the hatching water.,

[0025] Hatching process: The source water first enters the particle machine 8 for filtration treatment, then enters the ultraviolet disinfection machine 9 for disinfection. The water after disinfection treatment enters the storage pool for sedimentation, and the water after sedimentation finally enters the hatching basin 1.

[0028] Start the mains-powered oxygenator, turn on the switch of the oxygenator, and the oxygen inflates and supplies oxygen to the water in the hatching basin 1 through the aeration disc 21, so that the oxygen content in each liter of water reaches more than 8 milligrams.

[0029] Turn on the switch of the water temperature heater 12 to make the water temperature in the hatching basin 1 reach the set temperature.

[0030] Start the variable-frequency water pump, so that the water in the hatching basin 1 enters the hatching barrel from the variable-frequency water pump, passes through the water stop valve and finally enters the hatching barrel from the water distributor. After being filled, it overflows from the upper edge of the hatching barrel and re-enters the hatching basin 1 for recycling. Adjust the water volume and reserve it.

[0031] Start the lithium battery oxygenator, turn on the gas supply switch, adjust the gas volume, and the output oxygen supplies oxygen to the water body in the hatching barrel through the air stone 19. Adjust the air output volume to ensure that no large bubbles are formed in the water in the hatching barrel.

[0032] The oxygen enters the variable-frequency water pump, passes through the water stop valve 74, enters the hatching barrel, passes through the 300-mesh filter screen 44, passes through the hatching frame 35, and overflows from the upper edge of the hatching barrel 3.

[0033] The mains-powered oxygenator 9 is connected to the oxygen pipe and then to the aeration disc 21. Then the aeration disc 21 is placed in the hatching basin 11, and then the switch of the oxygenator is turned on to supply gas and oxygen to the water in the hatching basin 11.

[0034] The lithium battery oxygenator is connected to the oxygen pipe and then to the air stone 19. Then the air stone 19 is placed in the hatching barrel 3, and then the switch of the oxygenator is turned on to supply gas and oxygen to the water in the hatching barrel 3.

[0035] Install a 300-mesh filter screen 44 above the air stone 19 and the water inlet pipe in the hatching barrel 3, so that the air stone 19 and the water entering the hatching barrel pass through the screen evenly, and then pass through the hatching frame 35 evenly.

[0036] Compared with the related technology, an artificial hatching device for Mystus guttatus fry provided by the present invention has the following

[0037] Beneficial effects:

[0038] The present invention provides an artificial hatching device for Mystus guttatus fry. A filter screen 44 is arranged inside the hatching barrel 3. First, it can prevent the water entering the hatching barrel from directly impacting the follicles on the hatching frame 3, causing damage to the follicle wall or follicle accumulation and affecting follicle hatching. Second, it can prevent the gas from the air stone 19 in the hatching barrel from forming large bubbles and not passing through the gaps of the hatching frame 3 to affect hatching;

[0039] A conveying device 7 is arranged between the hatching barrel 3 and the hatching basin 11, which can prevent the water in the hatching barrel from flowing back when the power is cut off, the hatching frame 3 runs dry, and the follicles die due to lack of water and oxygen.

[0040] The above are only embodiments of the present invention, and do not limit the patent scope of the present invention accordingly. Any equivalent structure or equivalent process transformation made by using the content of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, shall be similarly included in the patent protection scope of the present invention.

Claims

1. An artificial incubation device for Mystus guttatus fry, characterized in that, Including: Hatching basin; An aeration disk, a water temperature heater, a variable-frequency water pump, a conical hatching barrel are installed at the bottom inside the hatching basin, and a particle machine, an ultraviolet disinfection machine, a lithium battery oxygenator, a mains electricity oxygenator, and a sedimentation tank are installed outside; a conical hatching barrel, the conical hatching barrel is installed inside the hatching basin through a bracket connected to the hatching barrel, and an incubation frame, a filter screen, an air stone, a water temperature heater, and a water distributor are installed inside from the upper edge opening to the bottom. The incubation frame is fixed inside the conical hatching barrel through an incubation frame fixing buckle, the filter screen is fixed inside the conical hatching barrel through a screen fixing buckle, the air stone is fixed inside the hatching barrel through an air stone buckle, the air inlet end is connected to the air outlet end of the air stone adapter, the micro lithium battery water temperature heater is fixed inside the hatching barrel through a water temperature heater buckle, and the wiring end is connected to the lithium battery outside the hatching basin through a wiring hole. The water distributor is installed inside the hatching barrel through a water distributor buckle, and the water inlet end is connected to the water outlet end of the water distributor adapter. The incubation frame buckle is installed on the inner wall of the hatching barrel, mainly used to fix the incubation frame. The filter screen buckle is installed on the inner wall of the hatching barrel. The air stone buckle is installed on the inner wall of the hatching barrel. The lithium battery micro water temperature heater buckle is installed on the inner wall of the hatching barrel. The water distributor buckle is installed on the inner wall of the hatching barrel. The air stone adapter is installed on the side wall of the conical hatching barrel. The water inlet adapter is installed on the side wall of the conical hatching barrel and is connected to the water inlet end of the water distributor.

2. The artificial hatching device for Mystus guttatus fry according to claim 1, characterized in that: The wiring hole of the lithium battery water temperature heater is opened on the wall of the hatching barrel, and the gate valve is installed at the bottom of the cone of the conical hatching barrel.

3. The artificial hatching device for Mystus guttatus fry according to claim 1, characterized in that: The air stone adapter consists of an external thread direct, a waterproof gasket and an internal thread nut. The inner diameter of the external thread direct is 4 mm, and the internal thread nut is used in combination with the external thread direct. The variable-frequency water pump is installed at the bottom inside the hatching basin.

4. The artificial hatching device for Mystus guttatus fry according to claim 1, characterized in that: The water outlet end of the variable-frequency water pump is installed with a water outlet pipe, and the water outlet end of the water outlet pipe is connected to the water inlet end of the stop valve. The stop valve is installed between the variable-frequency water pump and the water distributor. The water inlet end is connected to the water outlet end of the outlet pipe of the submersible pump, and the water outlet end is connected to the water inlet adapter of the hatching barrel through a water pipe.

5. The artificial hatching device for Mystus guttatus fry according to claim 1, characterized in that: The mains electricity oxygenator is installed in a soundproof room and is connected to the aeration disk inside the hatching basin through an oxygen pipe.

6. The artificial hatching device for Mystus guttatus fry according to claim 1, characterized in that: The lithium battery oxygenator is installed in the soundproof room and is connected to the air stone installed inside the hatching barrel through an oxygen pipe.

7. An artificial hatching device for Mystus guttatus fry according to claim 1, characterized in that: The particle machine is installed outside the hatching basin. The water inlet end is connected to an external water source through a water pipe, and the water outlet end is connected to the ultraviolet disinfection machine through a water pipe.

8. An artificial hatching device for Mystus guttatus fry according to claim 1, characterized in that: The ultraviolet disinfection machine is installed outside the hatching basin. The water inlet end is connected to the water outlet pipe of the particle machine, and the water outlet end is connected to the sedimentation tank through a water pipe.

9. The artificial hatching device for Mystus guttatus fry according to claim 1, characterized in that: The water inlet end of the sedimentation tank is connected to the ultraviolet disinfection machine through a water pipe, and the water outlet end is connected to the hatching basin through a water pipe.

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