CN218588013U

CN218588013U - Novel hatching device for Rana nigromaculata egg masses

Info

Publication number: CN218588013U
Application number: CN202222380711.9U
Authority: CN
Inventors: 冯兴浪; 熊辉娥
Original assignee: Yueyang Yumeikang Bio Tech Co ltd
Current assignee: Yueyang Yumeikang Bio Tech Co ltd
Priority date: 2022-09-08
Filing date: 2022-09-08
Publication date: 2023-03-10
Anticipated expiration: 2032-09-08

Abstract

The utility model provides a novel hatching of rana nigromaculata ovum piece device, including cistern, bar pond and thermal-insulation shed, parallel arrangement has a plurality of bar ponds in the thermal-insulation shed, the cistern is located one side in bar pond, with to the bar pond provides stable hatching water, the bar pond internal fixation is provided with the box with a net, the distance is predetermine with the bottom of a pool interval in bar pond in box with a net bottom, box with a net both ends installation microcirculation pipe to maintain the little flowing water in the box with a net. The utility model discloses a through systematized hatching rana nigromaculata egg piece in the heat preservation canopy, can effective control temperature, solve rana nigromaculata egg piece oxygen deficiency, the problem of the dirty thing of adhesion, improve the survival rate greatly and increase the hatching success rate and the female proportion of rana nigromaculata egg piece, improve rana nigromaculata's economic value, reduce the manual work and become; water flow microcirculation is established in the net cage, so that the hatching and seedling emergence of egg masses are promoted, the culture period of later-stage adult frogs is shortened, the frogs are listed in advance, and better economic value is created.

Description

Novel hatching device for Rana nigromaculata egg masses

Technical Field

The utility model relates to a rana nigromaculata breeding technical field, in particular to a novel rana nigromaculata egg piece hatching device.

Background

Rana nigromaculata is amphibian of Ranidae and Rana paraphylla, has slightly small male, irregular black speck, white abdominal color and no speck. At present, there are three main ways for hatching the egg mass of rana nigromaculata:

1. the method has the advantages that the method is simple and convenient to operate, but has low hatching rate and long hatching time, is not beneficial to the growth of the rana nigromaculata in the later period and the time of marketing, is easy to cause diseases, and is swallowed by natural enemies.

2. The method can effectively carry out intensive incubation of the rana nigromaculata egg masses, can save a large part of labor, is easy to control a water source, but has low incubation rate and uncontrollable temperature, so that the egg masses are incubated for a long time and are easy to die due to oxygen deficiency.

3. The aquaculture pond is directly hatched, the method can effectively save cost and labor, but the water temperature cannot be controlled, the number of thrown eggs is increased, the hatching rate is low, the survival rate is low, and the aquaculture pond is easily swallowed by natural enemies.

The incubation of the epilachna frog egg block has the following problems: (1) The design and planning of the breeding field are unscientific, so that the hatchability is not high; (2) Because the rana nigromaculata egg mass is easy to become saprolegniasis and the egg mass is sunk, oxygen deficiency is easy to cause and the hatching rate is low; (3) The temperature is low in controllable degree, so that the hatched tadpole males are abundant, the male individuals are small, and the economic value is not utilized. Therefore, a more scientific incubation device for Rana nigromaculata egg mass needs to be developed and designed to improve the incubation efficiency.

It should be noted that the above background description is only for the convenience of clear and complete description of the technical solutions of the present application and for the understanding of those skilled in the art. Such solutions are not considered to be known to the person skilled in the art merely because they have been set forth in the background section of the present application.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming prior art's not enough, providing a novel blackfrog egg piece hatching apparatus, the device can rationally adjust hatching temperature, provides the little rivers of hatching, guarantees quality of water and oxygen content, improves the hatching success rate of egg piece and the estrualization rate of blackfrog, hatches out the tadpole seed simultaneously in advance, helps becoming the frog to go on the market in advance, creates good economic value.

In order to achieve the aim, the utility model provides a novel hatching of epilacusta ovum piece device, including cistern, bar pond and heat preservation canopy, parallel arrangement has a plurality of bar ponds in the heat preservation canopy, the cistern is located one side in bar pond, in order to the bar pond provides stable hatching water, the bar pond internal fixation is provided with the box with a net, the distance is predetermine with the bottom of the pool interval in bar pond in box with a net bottom portion, box with a net both ends installation microcirculation pipe to maintain the little flowing water in the box with a net.

Furthermore, a water inlet ditch is further formed in the heat preservation shed, the water inlet ditch is communicated with the reservoir through a first water inlet, a water inlet pipe is arranged at the first end of the strip-shaped pool, and the water inlet pipe is communicated with the strip-shaped pool through a second water inlet.

Furthermore, a main drainage ditch is further formed in the heat preservation shed, a branch drainage ditch is formed in the second end of the strip-shaped pool and communicated with the main drainage ditch, and the branch drainage ditch is communicated with the strip-shaped pool through a drainage pipe.

Furthermore, four corners of the upper part of the net cage are fixedly connected with a shore base of the strip-shaped pool, and the bottom of the net cage is connected with the bottom of the strip-shaped pool through a traction rope.

Furthermore, a floating frame is movably connected in the water storage tank, and aquatic plants are cultivated in the floating frame.

Further, the tank wall and the tank bottom of the strip-shaped tank are covered with a film.

Furthermore, an aerator is arranged in the water storage tank and/or the strip-shaped tank.

Furthermore, a rainwater grate is arranged above the drainage branch ditch.

The above technical scheme of the utility model has following beneficial effect:

the utility model provides a novel hatching device for the egg masses of rana nigromaculata, which systematically hatches the egg masses of rana nigromaculata in the heat preservation shed, purifies the water in the reservoir, enables the purified water to flow into the strip-shaped pool for hatching the egg masses in the net cage, covers the strip-shaped pool by the heat preservation shed for heat preservation, and can effectively control the temperature; the net cage is arranged under the strip-shaped pond and is a preset distance away from the water bottom, so that the problems of oxygen deficiency and dirt adhesion of the rana nigromaculata egg masses are solved, the survival rate is greatly improved, the hatching success rate and the female proportion of the rana nigromaculata egg masses are increased, the economic value of the rana nigromaculata is improved, and the labor cost is reduced; the water flow microcirculation is established in the net cage, so that the hatching and seedling emergence of the egg masses are promoted in advance, the culture period of the adult frogs in the later period is shortened, the adult frogs are put into the market in advance, and a better economic value is created.

Other advantageous effects of the present invention will be described in detail in the following detailed description.

Drawings

Fig. 1 is a top view of the overall structure of the present invention;

fig. 2 is a cross-sectional view of the overall structure of the present invention.

[ description of reference ]

1, a water reservoir; 2-a first water inlet; 3-water inlet ditch; 4-water inlet pipe; 5-a second water inlet; 6-strip-shaped pool; 7-a net cage; 8-drainage branch ditches; 9-main drainage ditch; 10-heat preservation shed; 11-a floating frame; 12-a micro-circulation tube; 13-a drain pipe; 14-a hauling rope; 15-rain grate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. The various specific features and embodiments described in the detailed description may be combined in any suitable manner, for example, different embodiments may be formed by combining different specific features/embodiments, and in order to avoid unnecessary repetition, various combinations of the specific features/embodiments of the present invention are not described separately.

It should be noted that the terms "disposed" and "connected" should be interpreted broadly, and may be, for example, directly disposed, installed, connected, or indirectly disposed and connected through intervening components and intervening structures. In addition, the directions or positional relationships indicated in the present invention, such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on the directions or positional relationships shown in the drawings or the conventional placing states or using states, and are only for convenience of description and simplification of description, but do not indicate or imply that the structure, feature, device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-2, the present embodiment provides a novel hatching apparatus for Rana nigromaculata egg mass, which comprises a water reservoir 1, strip-shaped ponds 6 and a thermal insulation shed 10, wherein a plurality of strip-shaped ponds 6 are arranged in parallel in the thermal insulation shed 10, the strip-shaped ponds 6 are 8 meters long and 3 meters wide, and the pond depth is 0.7 meter; the water reservoir 1 is located at one side of the strip-shaped pond 6 and supplies stable hatching water to the strip-shaped pond 6. Specifically, seted up ditch 3 in the warmth retention shed 10, ditch 3 is on a parallel with the long limit of bar pond 6, and ditch 3 and cistern 1 are through 2 intercommunications of first water inlet, and the first end in bar pond 6 is provided with inlet tube 4, and inlet tube 4 and bar pond 6 are through 5 intercommunications of second water inlet, and the water in the cistern 1 is through 2 flow direction ditches 3 of first water inlet, then through inlet tube 4 and the final flow direction bar ponds 6 of second water inlet 5. A net box 7 is fixedly arranged in the strip-shaped pool 6, four corners of the upper part of the net box 7 are fixedly connected with a shore base of the strip-shaped pool 6, and specifically, four corners of the net box 7 can be straightened and fixed on the shore base by adopting nylon ropes so as to ensure the position and the depth of the net box 7 in the strip-shaped pool 6 and facilitate the stable control of the temperature of the net box, the bottom of the net box 7 and the bottom of the strip-shaped pool 6 are separated by a preset distance, the preset distance is preferably 0.3m, so that filth in the net box 7 can be ensured to sink into the bottom of the strip-shaped pool 6, the bottom filth is prevented from influencing incubation, and the oxygen deficiency of the bottom can be avoided as much as possible; the bottom of box with a net 7 is connected with the bottom of bar pond 6 through haulage rope 14, and specifically, the one end fixed connection of haulage rope 14 is in the bottom of box with a net 7, and other end fixed connection is at the bottom of the pool to ensure that the bottom of box with a net 7 can not the come-up, avoid causing the rapid change of egg piece hatching environment. Furthermore, the micro-circulation pipes 12 are arranged at two ends of the net cage 7, the diameter of each micro-circulation pipe 12 is preferably 3-5 cm, flowing water in the strip-shaped pool 6 can realize micro-flow in the net cage through the micro-circulation pipes 12 so as to maintain the micro-flowing water in the net cage 7, stimulate the growth of the egg masses of the rana nigromaculata, hatch out membranes in advance, and simultaneously convey oxygen into the net cage 7 through the micro-flowing water so as to maintain the balance of the internal temperature and the external temperature of the net cage and facilitate the regulation and control of the hatching temperature.

In this embodiment, drainage main ditch 9 has still been seted up in the thermal-insulation shed 10, and the second end in bar pond 6 is provided with drainage lateral ditch 8, drainage lateral ditch 8 and drainage main ditch 9 intercommunication, and drainage lateral ditch 8 passes through drain pipe 13 intercommunication with bar pond 6 to can make the water in the bar pond 6 pass through drain pipe 13 and discharge to drainage lateral ditch 8, finally the drainage main ditch 9 of assembling is discharged. The rainwater grate 15 is installed above the drainage branch ditch 8, so that water overflowing from the strip-shaped pool 6 can enter the drainage branch ditch 8 through the rainwater grate 15 to be discharged, accumulated water is prevented from being formed, the rainwater grate 15 can be used as a passageway, the space is saved, and the land utilization rate is improved.

Further, swing joint has floating frame 11 in the cistern 1, floating frame 11 adopts the PVC pipe to make, can stably float for a long time with the surface of water of cistern 1, floating frame 11's area is the third of cistern 1 area, the cultivation pasture and water plant in the floating frame, the preferred water hyacinth and/or foxtail grass of pasture and water plant, floating frame 11 can be spacing to the pasture and water plant, not let it spread with whole cistern, the pasture and water plant can purify steady water to the water in the cistern 1, for strip pond 6 provides stable hatching water. The wall and the bottom of the strip-shaped pool 6 are covered with films to isolate the hatching water from the soil, so that the water quality is well controlled, and harmful substances in the soil are prevented from being released into the hatching water to affect hatching. An aerator, preferably an aeration disc aerator, is arranged on the water surface of the water storage tank 1 and/or the strip-shaped tank 6 so as to increase the oxygen content in time when the oxygen content in the water is reduced and avoid the reduction of the hatching rate caused by oxygen deficiency.

Further, a thermometer is arranged in the heat preservation shed 10, the temperature in the heat preservation shed 10 is monitored in real time, the temperature in the heat preservation shed 10 is controlled to be 25-30 ℃, and the environment temperature in the heat preservation shed 10 is stable, so that the stability of the incubation temperature in the net cage 7 is ensured, and the incubation efficiency is improved.

When the device is used specifically, the rana nigromaculata egg masses to be incubated are placed in the net cage 7, purified water in the water storage tank 1 enters the strip-shaped pool 6 through the water inlet channel 3 and the water inlet pipe 4, and the water in the strip-shaped pool 6 is discharged through the drainage branch channels 8 and the drainage main channel 9 in time, so that the circulation of incubation water is established, the stability of water quality is ensured, and the incubation environment temperature can be adjusted to a certain extent; when the water in the strip-shaped pool 6 flows, the micro-circulation pipe 12 can drive the water in the net cage 7 to carry out micro-circulation in real time, and the micro-water flow stimulates the egg mass to carry out quick incubation. The heat preservation shed 10 is totally closed or partially opened according to the needs, the stability of the temperature in the shed is adjusted in real time, the temperature of the water in the strip-shaped pool 6 is finally controlled to be about 28 ℃, the hatching efficiency is improved, and the hatching proportion of female frogs can be improved.

The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a novel hatching of rana nigromaculata ovum piece device, a serial communication port, including cistern (1), bar pond (6) and thermal-insulated shed (10), parallel arrangement has a plurality of bar ponds (6) in thermal-insulated shed (10), cistern (1) is located one side of bar pond (6), in order to bar pond (6) provide stable hatching water, bar pond (6) internal fixation is provided with box with a net (7), the bottom of box with a net (7) is predetermine the distance with the bottom of a pool interval in bar pond (6), microcirculation pipe (12) are installed to box with a net (7) both ends to the little flowing water in maintaining box with a net (7).

2. The novel hatching device for the egg masses of rana nigromaculata as per claim 1, characterized in that a water inlet ditch (3) is further formed in the heat preservation shed (10), the water inlet ditch (3) is communicated with the water storage tank (1) through a first water inlet (2), a water inlet pipe (4) is arranged at the first end of the strip-shaped tank (6), and the water inlet pipe (4) is communicated with the strip-shaped tank (6) through a second water inlet (5).

3. The novel hatching device for rana nigromaculata eggs is characterized in that a main drainage ditch (9) is formed in the heat preservation shed (10), a branch drainage ditch (8) is formed in the second end of the strip-shaped pond (6), the branch drainage ditch (8) is communicated with the main drainage ditch (9), and the branch drainage ditch (8) is communicated with the strip-shaped pond through a drainage pipe (13).

4. A novel rana nigromaculata egg block hatching device as claimed in claim 1, characterized in that four corners of the upper part of the net cage (7) are fixedly connected with the shore base of the strip-shaped pond (6), and the bottom of the net cage (7) is connected with the bottom of the strip-shaped pond (6) through a traction rope (14).

5. A novel rana nigromaculata egg block hatching device as claimed in claim 1, characterized in that a floating frame (11) is movably connected in the water storage tank (1), and aquatic plants are cultivated in the floating frame (11).

6. A new type rana nigromaculata egg piece hatching device as claimed in claim 1, characterized in that the pool wall and pool bottom of the strip-shaped pool (6) are covered with a thin film.

7. A novel hatching device for Rana nigromaculata egg masses according to claim 1, characterized in that an aerator is arranged in the water reservoir (1) and/or the strip-shaped pond (6).

8. A novel hatching device for Rana nigromaculata egg masses as claimed in claim 3, characterized in that a rain grate (15) is arranged above the drainage branch ditches (8).