阅读说明：本技术 一种适用于急流水体中捕捞到活体鱼类的便携网具 (Portable net suitable for catching living fishes in torrent water body ) 是由 高雷 范明坤 朱峰跃 邓华堂 汪登强 段辛斌 刘绍平 陈大庆 于 2020-12-04 设计创作，主要内容包括：本发明公开了一种适用于急流水体中捕捞到活体鱼类的便携网具,包括主体笼网,所述主体笼网的开口端分别设置有第一浮球和网坠,所述主体笼网的另一端连通有三角形尾箱,所述三角形尾箱包括三角形骨架和第一网面,所述第一网面通过编织的方式设置在三角形骨架上,所述三角形尾箱上设置有第二浮球,所述三角形尾箱的一侧还设置有第一尼龙绳,且第一尼龙绳的一端设置有用于固定在水底的固定锚,所述主体笼网的内部设置五组有漏斗内网。本发明最终实现利用鱼类逆水游动的习性,高效捕捞急流水体环境中的鱼类,从而能够在急流水体中捕捞到合格的活体鱼类,进而作为相关的科研实验的活体鱼类。(The invention discloses a portable net suitable for catching living fishes in a torrent water body, which comprises a main body cage net, wherein a first floating ball and a net weight are respectively arranged at the opening end of the main body cage net, the other end of the main body cage net is communicated with a triangular tail box, the triangular tail box comprises a triangular framework and a first net surface, the first net surface is arranged on the triangular framework in a weaving mode, a second floating ball is arranged on the triangular tail box, a first nylon rope is further arranged on one side of the triangular tail box, a fixing anchor for fixing the first nylon rope on a water bottom is arranged at one end of the first nylon rope, and five groups of inner funnels are arranged inside the main body cage net. The invention finally realizes the efficient fishing of the fishes in the torrent water body environment by utilizing the upstream swimming habit of the fishes, thereby fishing qualified living fishes in the torrent water body and further serving as the living fishes of related scientific research experiments.)

1. The utility model provides a portable netting gear suitable for catch live body fish in torrent water, includes main part cage net (6), its characterized in that: the main cage net (6) comprises a main cage rib (601) and a third net surface (602), the third net surface (602) is arranged on the main cage rib (601) in a weaving mode, the open end of the main cage net (6) is provided with a first floating ball (1) and a net weight (7) respectively, the other end of the main cage net (6) is communicated with a funnel-shaped cage net (9), the funnel-shaped cage net (9) is further communicated with a triangular tail box (4), the triangular tail box (4) comprises a triangular framework (401) and a first net surface (402), the first net surface (402) is arranged on the triangular framework (401) in a weaving mode, a second floating ball (8) is arranged on the triangular tail box (4), a first nylon rope (2) is further arranged on one side of the triangular tail box (4), and a fixing anchor (3) for fixing at the bottom is arranged at one end of the first nylon rope (2), five groups of inner funnel nets (5) are arranged inside the main cage net (6), and the five groups of inner funnel nets (5) are arranged in an equidistant array; funnel intranet (5) include circular skeleton (501) and second wire side (502), second wire side (502) set up on circular skeleton (501) through the mode of weaving, and second wire side (502) are the toper setting.

2. The portable netting gear of claim 1, wherein the net is adapted for catching live fish in a torrent body of water, and comprises: and the first floating ball (1) and the net drop (7) are both provided with second nylon ropes (11), and one ends of the second nylon ropes (11) are fixedly connected to the open end of the main cage net (6).

3. The portable netting gear of any one of claims 1-2, wherein the net is adapted for catching live fish in a torrent body of water, and comprises: the second floating balls (8) are arranged into three groups, and the second floating balls (8) in the three groups are arranged on the triangular tail box (4) in an equidistant array.

4. The portable netting gear of any one of claims 1 to 3, wherein the net is adapted for catching live fish in a torrent body of water, and comprises: five groups the toper netowrk of funnel intranet (5) is the syntropy setting, and five groups all be provided with third nylon rope (10) between funnel intranet (5).

Technical Field

The invention relates to the technical field of machining equipment, in particular to a portable net suitable for catching living fishes in a torrent water body.

Background

In some scientific researches on fishes, fishes in the torrent water body environment need to be caught as research objects, for example, toxicological experiments on fishes in the torrent water body need to be carried out, and wild living fishes need to be caught in the field torrent water body for carrying out experimental operations such as blood drawing and the like. However, the current nets for catching wild fishes, such as a river blocking net and a sprint net, cannot be kept stable in the torrential water or have low catching efficiency, and the caught fishes often die due to oxygen deficiency, injury and the like. Therefore, it is difficult to catch live fishes in the torrent water body by using the net devices, and meanwhile, scientific research experiments related to blood drawing and the like cannot be carried out, so that a portable net device suitable for catching live fishes in the torrent water body is urgently needed to be developed.

At present, the fishing devices for fishes, such as ' a sound wave, sound, nano and audio visual flowing water fishing bag (CN201310132884.1) ' a flowing water region fishing trapping device (CN97235820.X) ', and the like, have the characteristics of simple operation, high fishing efficiency and the like, but when the devices are used for catching wild fishes in a torrent water body, the devices cannot be stably placed in the torrent water body, and because the whole net is underwater, a tail box special for temporarily storing the caught fishes is not arranged, and a large number of fishes are concentrated together, the problem of high fatality rate caused by oxygen deficiency or injury of the fishes is caused, the wild living fishes cannot be caught in the torrent water body and can not be used as scientific research materials, so that a portable net suitable for catching the living fishes in the torrent water body is required to be provided.

Disclosure of Invention

The invention aims to provide a portable net suitable for catching living fishes in a torrent water body, a large moving space can be provided through a triangular tail box, so that the fishes are not easy to be injured, the survival rate of the fishes is improved, the stability of the net in the torrent water body can be ensured, the sufficient oxygen supply of the caught fishes can be ensured through the design of a first floating ball and a second floating ball, and the survival of the fishes is ensured.

To solve the problems set forth in the background art described above.

In order to achieve the purpose, the invention provides the following technical scheme: a portable net suitable for catching living fishes in torrent water comprises a main cage net, wherein the main cage net comprises main cage bones and a third net surface, the third net surface is arranged on the main cage skeleton in a weaving mode, the open end of the main cage net is respectively provided with a first floating ball and a net weight, the other end of the main cage net is communicated with a funnel-shaped cage net which is further communicated with the triangular tail box, the triangular tail box comprises a triangular framework and a first net surface, the first net surface is arranged on the triangular framework in a weaving mode, a second floating ball is arranged on the triangular tail box, a first nylon rope is also arranged on one side of the triangular tail box, and the one end of first nylon rope is provided with and is used for fixing the anchor at submarine, the inside of main part cage net sets up five groups has the funnel intranet, and five groups the funnel intranet is the equidistance array setting.

Preferably, the first floating ball and the net weight are both provided with second nylon ropes, and one ends of the two groups of second nylon ropes are fixedly connected to the opening end of the main cage net.

Preferably, one end of the main cage net is provided with a funnel-shaped cage net, and one end of the funnel-shaped cage net is communicated with the triangular tail box.

Preferably, the second floating balls are arranged into three groups, and the three groups of second floating balls are arranged on the triangular tail box in an equidistant array.

Preferably, the funnel intranet includes circular skeleton and second wire side, the second wire side sets up on circular skeleton through the mode of weaving, and the second wire side is the toper setting.

Preferably, five groups the toper screen surface of funnel intranet sets up in the same direction, and five groups all be provided with the third nylon rope between the funnel intranet.

Compared with the prior art, the invention has the beneficial effects that:

1. by the design of the triangular tail box, the invention can provide a large activity space to prevent fish from being injured easily, improve the survival rate of the fish and ensure the stability of the net in a torrent water body;

2. through the design of the first floating ball and the second floating ball, the invention can ensure that the caught fish has sufficient oxygen supply and ensure the survival of the fish;

3. the invention connects and fixes the tail box through the fixed anchor, has guaranteed in the torrent, the main body cage net mouth is unanimous with the water flow direction, the fish convenient to move up against the current enters the main body cage net;

4. the invention finally realizes the efficient fishing of the fishes in the torrent water body environment by utilizing the upstream swimming habit of the fishes, thereby fishing qualified living fishes in the torrent water body and further serving as the living fishes of related scientific research experiments.

Drawings

FIG. 1 is a perspective view of a portable netting of the present invention suitable for catching live fish in a body of water in a torrent;

FIG. 2 is a top view of a portable netting gear suitable for catching live fish in a torrent water body according to the present invention;

FIG. 3 is a front view of a portable netting gear suitable for catching live fish in a torrent body of water in accordance with the present invention;

FIG. 4 is a schematic structural view of the main cage net of the present invention;

FIG. 5 is a schematic view of the triangular tail box of the present invention;

fig. 6 is a schematic structural view of the inner mesh of the hopper of the present invention.

In the figure: 1. a first floating ball; 2. a first nylon cord; 3. fixing an anchor; 4. a triangular tail box; 5. an inner funnel net; 6. a main body cage net; 7. a net drop; 8. a second floating ball; 9. a funnel-shaped cage net; 10. a third nylon cord; 11. a second nylon cord; 401. a triangular framework; 402. a first mesh surface; 501. a circular skeleton; 502. a second web surface; 601. a main cage skeleton; 602. and a third web side.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: as shown in fig. 1, 2, 3 and 4, a portable net suitable for catching living fishes in a torrent water body comprises a main cage net 6, the main cage net 6 comprises main cage bones 601 and a third net surface 602, the third net surface 602 is arranged on the main cage bones 601 in a weaving mode, the open ends of the main cage net 6 are respectively provided with a first floating ball 1 and a net weight 7, a triangular tail box 4 is provided with second floating balls 8, the second floating balls 8 are arranged into three groups, the three groups of second floating balls 8 are arranged on the triangular tail box 4 in an equidistant array mode, and the invention ensures sufficient oxygen supply for the caught fishes to ensure the survival of the fishes through the design of the first floating balls and the second floating balls;

as shown in fig. 1, 2, 3 and 5, the first floating ball 1 and the net weight 7 are both provided with second nylon ropes 11, one end of each of the two groups of second nylon ropes 11 is fixedly connected with the open end of the main cage net 6, one side of the triangular tail box 4 is also provided with a first nylon rope 2, one end of the first nylon rope 2 is provided with a fixed anchor 3 for fixing the nylon ropes at the bottom of water, and the depth of the water layer where the net is located can be accurately controlled due to the length adjustment effect of the first nylon rope 2 and the second nylon ropes 11;

as shown in fig. 1, 2, 3 and 6, one end of the main cage net 6 is provided with a funnel-shaped cage net 9, one end of the funnel-shaped cage net 9 is communicated with the triangular tail box 4, the triangular tail box 4 comprises a triangular framework 401 and a first net surface 402, the first net surface 402 is arranged on the triangular framework 401 in a weaving mode, and through the design of the triangular tail box, the invention can provide a large activity space, so that fishes are not easy to be injured, the survival rate of the fishes is improved, and meanwhile, the stability of the net in a torrent water body can be ensured;

as shown in fig. 1, fig. 2, fig. 3 and fig. 6, five groups of funnel internal nets 5 are arranged inside the main cage net 6, the five groups of funnel internal nets 5 are arranged in an equidistant array, each funnel internal net 5 comprises a circular framework 501 and a second net surface 502, the second net surfaces 502 are arranged on the circular frameworks 501 in a weaving mode, the second net surfaces 502 are arranged in a conical mode, the conical net surfaces of the five groups of funnel internal nets 5 are arranged in the same direction, and third nylon ropes 10 are arranged between the five groups of funnel internal nets 5.

The working principle is as follows: the device has the advantages that the funnel inner net 5 capable of preventing fishes from escaping is arranged in the main body cage net 6, the opening at the front end of the main body cage net 6 is connected with the first floating ball 1 through the second nylon rope 11 with adjustable length, the rear end of the main body cage net 6 is connected with the triangular tail box 4 with the second floating ball 8, one end of the triangular tail box 4 is connected with the fixed anchor 3 through the first nylon rope 2, and due to the newly designed structures, the device can catch fishes by utilizing the behavior of the fishes swimming against water, the stability of the net in a torrent water environment is ensured, the water layer where the net is located is accurately controlled, and the fishes are prevented from escaping or dying due to oxygen deficiency and injury; when the device is used, the device is placed in a river at a position to be investigated, the position is placed in parallel to the water flow direction, the opening direction is the same as the water flow direction, the three second floating balls 8 are fixed at the upper end face quarter of the triangle of the triangular tail box 4, the net can be controlled to float on the water surface without sinking, the stability of the net in the water is ensured, and the fish is caught by utilizing the habit of the fish swimming against the water.

Put into the torrent water district of Yangtze river Wu cave section with the netting gear, after 8 hours (place the position, the laying time can be set for as required), mention triangle-shaped boot 4, take out the catch in triangle-shaped boot 4 to the categorised count of fish of catching, obtain following result:

and (4) analyzing results: because the triangular structure of the triangular tail box 4 can be kept stable in a torrential water environment, and the triangular tail box 4 for collecting fishes by the net floats on the water surface, the captured fishes can be supplied with oxygen more easily, and the crowded fishes are prevented from being injured by the relatively large space of the floating net cage, so that the survival rate is increased. The results in the table show that the device can still efficiently capture fishes in the torrent water body environment and can ensure the high survival rate of the captured fishes, which proves that the device is suitable for being used as a scientific investigation netting gear for capturing fishes in the torrent water body when wild living fishes are needed as scientific research materials.

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.