CN212325172U

CN212325172U - Crayfish catching bag

Info

Publication number: CN212325172U
Application number: CN202020704565.9U
Authority: CN
Inventors: 凌武海; 庄传宝; 余红喜; 缪新伟; 任信林
Original assignee: Chuzhou Agricultural And Rural Technology Extension Center
Current assignee: Chuzhou Agricultural And Rural Technology Extension Center
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2021-01-12
Anticipated expiration: 2030-04-30

Abstract

The utility model discloses a crayfish catching bag, which comprises a collecting bag, a movable chain and an escape-proof film, wherein the collecting bag comprises a front framework and a rear framework, the front framework and the rear framework are symmetrically arranged at intervals, a bottom net piece is sewed on the rear framework, a side net piece is sewed between the front framework and the rear framework, the meshes of the bottom net piece and the side net piece are 0.8-5cm in size, the movable chain comprises a floating chain and a submerged chain, the floating chain is arranged at the upper half part in the collecting bag, the two ends of the floating chain are respectively connected with the front framework and the rear framework, the submerged chain is arranged at the lower half part in the collecting bag, the two ends of the submerged chain are respectively connected with the front framework and the rear framework, the escape-proof film is of a funnel-shaped structure, the larger end of the escape-proof film is fixedly connected with the front framework, and the smaller end extends into the collecting bag, the operations of bag opening tying, bag hanging, bag opening releasing, sorting and the like are not needed, the efficiency of catching the crayfishes is improved, and the large-scale breeding is facilitated.

Description

Crayfish catching bag

Technical Field

The utility model relates to an aquaculture technical field specifically is a cray catches bag.

Background

In recent years, crayfish breeding is rising, particularly rice and shrimp continuous cropping, co-cropping and crop rotation modes are rapidly developed, the breeding area in 2019 is over ten million mu, and a large industrial scale is formed.

Operating process such as sack, string bag, untie bag, letter sorting need be pricked, waste time and energy in the process of catching using the ground cage, and the quantity of everyone's management ground cage is very limited, is unfavorable for extensive breed, for this, the utility model provides a can solve a crayfish of above-mentioned problem and catch bag and ground cage cooperation and use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a crayfish catches bag, through the collection bag, the activity chain that set up and prevent escaping the problem that the membrane proposed in order to solve above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a crayfish catching bag comprises a collecting bag, wherein the collecting bag comprises a front framework and a rear framework, the front framework and the rear framework are symmetrically arranged at intervals, a bottom net piece is sewn on the rear framework, a side net piece is sewn between the front framework and the rear framework, and the meshes of the bottom net piece and the side net piece are 0.8-5cm in size; the movable chain comprises a floating chain and a submerged chain, the floating chain is arranged at the upper half part in the collecting bag, two ends of the floating chain are respectively connected with the front framework and the rear framework, the submerged chain is arranged at the lower half part in the collecting bag, and two ends of the submerged chain are respectively connected with the front framework and the rear framework; the anti-escape membrane is of a funnel-shaped structure, the larger end of the anti-escape membrane is fixedly connected with the front framework, and the smaller end of the anti-escape membrane extends into the collecting bag.

As an optimized technical proposal of the utility model, the front framework and the rear framework are in a round or square structure, and the diameter or the side length is 50-100 cm.

As an optimized technical proposal of the utility model, the height difference between the front framework and the rear framework is 30-60 cm.

As an optimized technical scheme of the utility model, the floating chain and the submerged chain have a plurality of groups, and are respectively and evenly distributed on the upper half part and the lower half part of the collecting bag.

As an optimized technical scheme of the utility model, multiunit the floating chain is connected with the side net piece through making up the line respectively with the submerged chain.

As an optimal technical scheme of the utility model, be provided with the tether on preceding skeleton and the back skeleton respectively.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a crayfish catches bag and ground cage cooperation and uses, collects bag, activity chain and prevents escaping the membrane through setting up, need not to prick the sack, hang the bag, separate the operation such as bag, letter sorting, and convenience simple to use has improved the efficiency of catching the crayfish, is favorable to extensive breed.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

in the figure: 1. a tether; 2. a rear framework; 3. sinking a water chain; 4. an anti-escape membrane; 5. a front skeleton; 6. a water-floating chain; 7. side net piece.

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.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1, the present invention provides a technical solution: a crayfish catching bag comprises a collecting bag, wherein the collecting bag comprises a front framework 5 and a rear framework 2, the front framework 5 and the rear framework 2 are symmetrically arranged at intervals, a bottom mesh is sewn on the rear framework 2, a side mesh 7 is sewn between the front framework 5 and the rear framework 2, meshes of the bottom mesh and the side mesh 7 are 0.8-5cm in size to form the collecting bag with an opening at one side, the front framework 5 and the rear framework 2 are of a round or square structure, and the diameter or side length is 50-100 cm; the height difference between the front framework 5 and the rear framework 2 is 30-60 cm; by setting different mesh sizes, the crayfishes with required sizes can be screened out without manual sorting and grading, so that the working efficiency is improved; be provided with tether 1 on preceding skeleton 5 and the back skeleton 2 respectively, be convenient for accomodate through tether 1.

The movable chain comprises a floating chain 6 and a sinking chain 3, the floating chain 6 is arranged at the upper half part of the collecting bag, two ends of the floating chain are respectively connected with the front framework 5 and the rear framework 2, the sinking chain 3 is arranged at the lower half part of the collecting bag, and two ends of the sinking chain are respectively connected with the front framework 5 and the rear framework 2; the floating chain 6 and the submerged chain 3 have a plurality of groups, are respectively and evenly distributed on the upper half part and the lower half part of the collecting bag, the floating chain 6 and the submerged chain 3 are respectively connected with the side net pieces 7 through sewing threads, the floating chain 6 can adopt plastic materials and other floatable materials, the submerged chain 3 can adopt iron and other floatable materials, the collecting bag can be supported in water through the floating chain 6 and the submerged chain 3 which are arranged, and the shrimp containing capacity is improved.

Prevent escaping membrane 4 is funnel-shaped structure, prevents escaping the great one end of membrane 4 and preceding skeleton 5 fixed connection, and less one end extends to in the collection bag, prevents escaping membrane 4 through setting up and can block the crayfish and escape.

During the use, put into the collection bag with ground cage afterbody opening, can get into this hierarchical bag at the ground cage afterbody after the cray gets into ground cage, when collecting the cray, with the lobster follow this hierarchical bag pour out can, need not to prick the sack, hang the bag, separate operations such as bag, letter sorting, be favorable to extensive breed.

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. A crayfish catching bag, comprising:

the collecting bag comprises a front framework and a rear framework, the front framework and the rear framework are symmetrically arranged at intervals, a bottom net piece is sewn on the rear framework, a side net piece is sewn between the front framework and the rear framework, and the meshes of the bottom net piece and the side net piece are 0.8-5cm in size;

the movable chain comprises a floating chain and a submerged chain, the floating chain is arranged at the upper half part in the collecting bag, two ends of the floating chain are respectively connected with the front framework and the rear framework, the submerged chain is arranged at the lower half part in the collecting bag, and two ends of the submerged chain are respectively connected with the front framework and the rear framework;

the anti-escape membrane is of a funnel-shaped structure, the larger end of the anti-escape membrane is fixedly connected with the front framework, and the smaller end of the anti-escape membrane extends into the collecting bag.

2. The crayfish catching bag as claimed in claim 1, wherein the front and rear skeletons have a circular or square structure with a diameter or side length of 50-100 cm.

3. The crayfish catching bag as claimed in claim 1, wherein the height difference between the front frame and the rear frame is 30 to 60 cm.

4. The crayfish catching bag as claimed in claim 1, wherein the floating chains and the sinking chains have a plurality of groups which are uniformly distributed in the upper half and the lower half of the collecting bag, respectively.

5. The crayfish catching bag as claimed in claim 4, wherein the plurality of sets of the floating chains and the sinking chains are connected to the side net pieces by sewing threads, respectively.

6. The crayfish catching bag as claimed in claim 1, wherein the front frame and the rear frame are provided with a tether, respectively.