CN212065403U

CN212065403U - Eel fry collection device

Info

Publication number: CN212065403U
Application number: CN202020293444.XU
Authority: CN
Inventors: 罗土炎; 饶秋华; 刘洋
Original assignee: Institute Of Quality Standard And Testing Technology For Agro-Products Fujian Academy Of Agricultural Sciences
Current assignee: Institute Of Quality Standard And Testing Technology For Agro-Products Fujian Academy Of Agricultural Sciences
Priority date: 2020-03-11
Filing date: 2020-03-11
Publication date: 2020-12-04
Anticipated expiration: 2030-03-11

Abstract

The utility model discloses an eel fry collecting device, which comprises a collecting mechanism and a trapping mechanism, wherein the trapping mechanism is arranged inside the collecting mechanism, an expansion joint is arranged on the upper surface of a collecting barrel, so that a barrel body can be accommodated and retracted, the occupied area can be effectively reduced after the use, meanwhile, the collecting barrel is made of polycarbonate materials, so that the collecting barrel has certain transparency, the condition in the barrel can be conveniently observed, the collecting barrel is visual, the U-shaped port of the trapping mechanism is arranged, so that fry can enter the collecting barrel in a downstream way, the fry can be prevented from being scratched, the death rate of the fry can be reduced, a film is arranged on the U-shaped port, the film is bonded and connected with the expansion joint, a certain gap is generated between the film and the expansion joint, and the fry can float in a shallow water area due to stronger water tendency of the fry, the breathing frequency is high, the shallow water area can move frequently, the collecting mechanism has a little air buoyancy, effectively improve the collection efficiency of the fish noodles.

Description

Eel fry collection device

Technical Field

The utility model relates to a fishery breeding technology field specifically is an eel fry collection device.

Background

Eel grows in a river on land, and after the eel matures, the eel migrates to a spawning place in the sea to spawn, and only once spawn is produced in one time, and the eel dies after spawning. This life pattern, in contrast to the migratory behavior of salmon, is called the migratory behavior of falling river. The life history is divided into 6 different development stages, and in order to adapt to different environments, the body types and body colors of different stages are greatly changed.

The artificial breeding technology of the eels is not mature, so most of the breeding eels can only be obtained by catching wild fries. At present, the eel fry collecting technology is not comprehensive, the capturing rate is low, and simultaneously, the eel fry is free of scales, so that the problems of fish body injury, water body pollution and reduction of survival rate are easily caused.

Aiming at the situation, the eel fry collecting device is provided, and the problems that the prior eel fry collecting technology is not comprehensive, the capturing rate is low, and simultaneously, because the eel fry has the characteristic of no scales, the fish body is easy to be injured, the water body is easy to be polluted, and the survival rate is reduced are solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an eel fry collecting device, which comprises a collecting mechanism and an entrapping mechanism, wherein the entrapping mechanism is arranged inside the collecting mechanism, an expansion joint is arranged on the upper surface of a collecting barrel, so that the barrel body can be accommodated and retracted, the occupied area can be effectively reduced after the use is finished, meanwhile, the collecting barrel is made of polycarbonate materials, so that the collecting barrel has certain transparency, the condition in the barrel can be observed conveniently and visually, the U-shaped port of the entrapping mechanism is arranged, so that the fry can enter the collecting barrel downstream, the fry is prevented from being scratched, the death rate of the fry is reduced, a fish food bin is arranged inside the entrapping mechanism, the fry can be attracted into the collecting barrel, the eel fry collecting probability is improved, the film is arranged at the U-shaped port, the film is bonded and connected with the expansion joint, a certain gap is generated between the film and the expansion joint, and the fry has stronger water affinity, the respiratory rate is high, and in the shallow water area of normal activity, collection mechanism has a little air buoyancy, can float and in the shallow water waters, effectively improves fish face collection efficiency to solve prior art capture rate low, simultaneously because the characteristics of eel fry no scale, easily lead to the fish body injured, easily receive water pollution, reduce the problem of survival rate.

In order to achieve the above object, the utility model provides a following technical scheme: an eel fry collecting device comprises a collecting mechanism and a trapping mechanism, wherein the trapping mechanism is arranged inside the collecting mechanism, the collecting mechanism is provided with a collecting barrel, an expansion joint, a top ring, a one-way inlet and an outlet device, the upper surface of the collecting barrel is provided with the expansion joint, one end of the collecting barrel is provided with the top ring, the upper end surface of the top ring is provided with the one-way inlet, and the other end of the collecting barrel is provided with the outlet device;

trap the mechanism and be provided with U type port, elasticity net A, fish food storehouse and diffusion mouth, trap the one end of mechanism and install U type port, the side surface of U type port is provided with elasticity net A, and fish food storehouse is installed to the other end of U type port, and the diffusion mouth has been seted up to the upper surface in fish food storehouse.

Preferably, the collecting barrel is provided with a circular inlet and an elastic net B, the circular inlet is formed in the side edge of one end of the collecting barrel, and one side of the circular inlet is connected with the elastic net B.

Preferably, the collecting barrel is made of polycarbonate material.

Preferably, the outlet device is provided with a bottom ring, a guide port and an outlet net, the bottom ring is arranged on one side of the outlet device, the guide port is formed in the bottom ring, and the outlet net is arranged on the other side of the bottom ring.

Preferably, the other end of the fish food bin is arranged at the upper end of the bottom ring.

Preferably, the U-shaped port is provided with a film, and the film is connected with the expansion joint in an adhesion mode.

Preferably, the film is made of polyethylene.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model provides an eel fry collection device sets up the expansion joint through the upper surface at the collecting vessel, makes the staving can accomodate and contracts, can effectively reduce area after the use, adopts the polycarbonate material to make the collecting vessel simultaneously, makes the collecting vessel have certain transparency, conveniently observes the interior condition of bucket, and is comparatively directly perceived.

The utility model provides an eel fry collection device sets up to the U type through the port that will trap the mechanism, makes the fry following current get into the collecting vessel, avoids the fish tail fry, reduces the fry mortality, and in the internally mounted fish feeding storehouse of trapping the mechanism, can lure the fry to inside the collecting vessel, improves eel fry's collection probability.

The utility model provides an eel fry collection device through being provided with the film at U type port, binds film and expansion joint and is connected, makes to produce certain clearance between film and the expansion joint, has stronger water-trending nature because of the fry, and respiratory rate is high, and the shallow water region of normal activity collects the mechanism and has a little air buoyancy, can float and in the shallow water waters, effectively improves fish face collection efficiency.

Drawings

Fig. 1 is a schematic view of the overall three-dimensional structure of the eel fry collecting device provided by the utility model;

fig. 2 is a schematic structural view of a collecting mechanism of the eel fry collecting device provided by the utility model;

fig. 3 is a schematic view of the section structure of the trapping mechanism of the eel fry collecting device of the utility model;

fig. 4 is a schematic view of the cross-sectional structure of the outlet device of the eel fry collecting device provided by the utility model;

in the figure: 1. a collection mechanism; 11. a collection barrel; 111. a circular inlet; 112. an elastic net B; 12. an expansion joint; 13. a top ring; 14. a one-way inlet; 15. an outlet device; 151. a bottom ring; 152. a guide port; 153. an outlet net; 2. a trapping mechanism; 21. a U-shaped port; 211. a film; 22. an elastic net A; 23. a fish food bin; 24. a diffusion port.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b):

referring to fig. 1, 2 and 4, the collecting device comprises a collecting mechanism 1 and a trapping mechanism 2, the trapping mechanism 2 is arranged inside the collecting mechanism 1, the collecting mechanism 1 is provided with a collecting barrel 11, an expansion joint 12, a top ring 13, a one-way inlet 14 and an outlet device 15, the expansion joint 12 is arranged on the upper surface of the collecting barrel 11, the collecting barrel 11 is provided with a circular inlet 111 and an elastic net B112, the side edge of one end of the collecting barrel 11 is provided with the circular inlet 111, one side of the circular inlet 111 is connected with the elastic net B112, the collecting barrel 11 is made of polycarbonate material, the expansion joint 12 is arranged on the upper surface of the collecting barrel 11, so that the barrel body can be accommodated and retracted, the floor area can be effectively reduced after use, meanwhile, the collecting barrel 11 is made of polycarbonate material, so that the collecting barrel 11 has certain transparency, the condition in the barrel is convenient to observe, the inside the barrel is visual, the top ring 13, one-way inlet 14 has been seted up to the up end of top circle 13, and outlet device 15 is installed to the other end of collecting vessel 11, and outlet device 15 is provided with foundation ring 151, guiding opening 152 and export net 153, and one side of outlet device 15 is provided with foundation ring 151, and guiding opening 152 has been seted up to foundation ring 151, and the opposite side of foundation ring 151 is provided with export net 153.

Referring to fig. 3 and 4, the trapping mechanism 2 is provided with a U-shaped port 21, an elastic net a22, a fish food bin 23 and a diffusion port 24, one end of the trapping mechanism 2 is provided with the U-shaped port 21, the U-shaped port 21 is provided with a film 211, the film 211 is made of polyethylene, the film 211 is bonded with the expansion joint 12 through the film 211 arranged on the U-shaped port 21, so that a certain gap is formed between the film 211 and the expansion joint 12, as the fry has stronger water-attracting property, high breathing frequency and normally active shallow water area, the collecting mechanism 1 has a little air buoyancy and can float in the shallow water area, the fish face collecting efficiency is effectively improved, the side surface of the U-shaped port 21 is provided with the elastic net a22, the other end of the U-shaped port 21 is provided with the fish food bin 23, the other end of the fish food bin 23 is arranged at the upper end of the bottom ring 151, and by arranging the U-shaped port, make the fry forward flow get into collecting vessel 11, avoid the fish tail, reduce the fry mortality, at the internally mounted fish food storehouse 23 of traping mechanism 2, can lure the fry to collecting vessel 11 inside, improve the upper surface in eel fry's collection probability fish food storehouse 23 and seted up diffusion mouth 24.

In summary, the following steps: the utility model provides an eel fry collecting device, including collecting mechanism 1 and trapping mechanism 2, the inside of collecting mechanism 1 is provided with trapping mechanism 2, collecting mechanism 1 is used for collecting fry, trapping mechanism 2 is used for trapping fry, through set up expansion joint 12 at the upper surface of collecting vessel 11, make the staving can accomodate and retract, can effectively reduce area after using, simultaneously adopt the polycarbonate material to make collecting vessel 11 have certain transparency, conveniently observe the condition in the bucket, it is comparatively audio-visual, through setting up the port of trapping mechanism 2 to the U type, make fry forward flow enter collecting vessel 11, avoid the fish fry of fish scratching, reduce fry mortality, at the internal installation fish food storehouse 23 of trapping mechanism 2, can lure the fry to the inside of collecting vessel 11, improve eel fry's collection probability, through being provided with film 211 at U type port 21, the film 211 is bonded with the expansion joint 12, so that a certain gap is formed between the film 211 and the expansion joint 12, and the collection mechanism 1 has little air buoyancy in a normal-activity shallow water area due to the fact that the fry has strong water-attracting performance and high breathing frequency, and can float in a shallow water area, and the fish surface collection efficiency is effectively improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an eel fry collection device, is provided with including collecting mechanism (1) and trapping mechanism (2) that the inside of collecting mechanism (1) is provided with traps mechanism (2), its characterized in that: the collecting mechanism (1) is provided with a collecting barrel (11), an expansion joint (12), a top ring (13), a one-way inlet (14) and an outlet device (15), the expansion joint (12) is arranged on the upper surface of the collecting barrel (11), the top ring (13) is installed at one end of the collecting barrel (11), the one-way inlet (14) is formed in the upper end surface of the top ring (13), and the outlet device (15) is installed at the other end of the collecting barrel (11);

trap mechanism (2) and be provided with U type port (21), elasticity net A (22), fish food storehouse (23) and diffusion mouth (24), U type port (21) are installed to the one end of trapping mechanism (2), and the side surface of U type port (21) is provided with elasticity net A (22), and fish food storehouse (23) are installed to the other end of U type port (21), and diffusion mouth (24) have been seted up to the upper surface in fish food storehouse (23).

2. The eel fry collecting device of claim 1, wherein: the collecting barrel (11) is provided with a round inlet (111) and an elastic net B (112), the round inlet (111) is formed in the side edge of one end of the collecting barrel (11), and one side of the round inlet (111) is connected with the elastic net B (112).

3. The eel fry collecting device of claim 1, wherein: the collecting barrel (11) is made of polycarbonate materials.

4. The eel fry collecting device of claim 1, wherein: the outlet device (15) is provided with a bottom ring (151), a guide port (152) and an outlet net (153), the bottom ring (151) is arranged on one side of the outlet device (15), the guide port (152) is formed in the bottom ring (151), and the outlet net (153) is arranged on the other side of the bottom ring (151).

5. The eel fry collecting device of claim 1 or 4, wherein: the other end of the fish food bin (23) is arranged at the upper end of the bottom ring (151).

6. The eel fry collecting device of claim 1, wherein: the U-shaped port (21) is provided with a film (211), and the film (211) is connected with the expansion joint (12) in an adhesion mode.

7. The eel fry collecting device of claim 6, wherein: the film (211) is made of polyethylene.