CN211185526U - Fishing device for fish structure investigation - Google Patents
Fishing device for fish structure investigation Download PDFInfo
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- CN211185526U CN211185526U CN201922123005.4U CN201922123005U CN211185526U CN 211185526 U CN211185526 U CN 211185526U CN 201922123005 U CN201922123005 U CN 201922123005U CN 211185526 U CN211185526 U CN 211185526U
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- ground cage
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- net
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Abstract
The utility model discloses a fishing device for fish structure investigation, which comprises a ground cage, a buoyancy frame and a supporting frame, wherein the ground cage comprises a ground cage net, a supporting frame and a plurality of ground cage frames, the supporting frame is fixedly connected with the top end of the ground cage net, the ground cage frames divide the ground cage net into a plurality of ground cage cavities in the vertical direction, the opening part of each ground cage cavity is provided with an inverted whisker structure extending into the ground cage cavity, a plurality of floating balls are fixedly arranged on the buoyancy frame and used for generating buoyancy and supporting the ground cage, a plurality of weight increasing pieces are fixedly connected with the lower end edge of the ground cage net for keeping the ground cage vertically arranged, the ground cage frames can be arranged in a stacking way by adopting the supporting frame and the ground cage frames arranged in the vertical layering way, the effects of simple structure and convenient carrying are realized, the fishing and investigation of fishes of different depths are realized by dividing the ground cage net into a plurality of ground cage cavities in the vertical direction, by adopting the ground cage cavity with the inverted whisker structure, the fishes are difficult to swim out of the ground cage, and the accuracy of fish investigation is improved.
Description
Technical Field
The utility model relates to a community ecology field especially relates to a device of catching of fish structure investigation.
Background
Because the important economic significance, potential ecological function, application in ecological integrity evaluation and the like of fish are often investigated and monitored as a key ecological component, data collected by fish detection are used for quantitatively describing the current situation and the change trend of fish populations and communities, and defining the relationship between the data and other ecological factor parts and guiding fishery resource management, and therefore, the fish investigation and monitoring data need to be standardized and scientific to the greatest extent.
At present, survey shoal of fish adopts horizontal fish finder and perpendicular fish finder cooperation to catch the netting gear usually to investigate, and this kind of instrument is not only bulky, carries inconveniently, often rusts because of the sea water, catches the netting gear moreover and only is equipped with an opening, and the kind distribution data of the fish of the different degree of depth to the investigation different degree of depth receives the influence in can catching a netting gear.
Therefore, there is a need in the art for a fishing device that has a simple structure and is easy to carry, and can simultaneously perform fish structure investigation on fishes at different depths.
Disclosure of Invention
The utility model aims at providing a device of catching of fish structure investigation to solve the problem that above-mentioned prior art exists, realize catching to the fish of the different degree of depth when can realize simple structure, convenient to carry.
In order to achieve the above object, the utility model provides a following scheme:
the utility model provides a fishing device for fish structure investigation, which comprises a ground cage and a buoyancy frame, wherein the ground cage comprises a ground cage net, a support frame and a plurality of ground cage frames, each ground cage frame is fixedly connected inside the ground cage net along the vertical direction and is used for strutting the ground cage net, the support frame is fixedly connected at the top end of the ground cage net, the ground cage net is separated into a plurality of ground cage cavities along the vertical direction, one side of each ground cage cavity is provided with an opening, the opening of each ground cage cavity is provided with an inverted beard structure extending into the ground cage cavity, the inverted beard structure is provided with an inlet and an outlet, the inlet is connected with the opening, the cross-sectional area of the inverted beard structure from the inlet to the outlet is gradually reduced, the buoyancy frame is fixedly provided with a plurality of floating balls for generating buoyancy and supporting the ground cage, the buoyancy frame is fixedly connected with the support frame through a rope, the lower extreme border fixedly connected with a plurality of piece that increases of ground cage net, it is used for making to increase the piece ground cage keeps setting up perpendicularly, the side of ground cage frame is fixed and is equipped with many ropes, the rope is used for connecting the hawser of anchor point department.
Preferably, the ground cage comprises first square iron frames, and each first square iron frame is uniformly fixed inside each ground cage cavity.
Preferably, the floating frame comprises a second square iron and two first diagonal connecting rods, two ends of each first diagonal connecting rod are fixedly connected with diagonal angles of the second square iron, the floating balls are fixedly connected to each side edge of the second square iron, the support frame comprises a third square iron and two second diagonal connecting rods, two ends of each second diagonal connecting rod are fixedly connected with diagonal angles of the third square iron, and intersection points of the first diagonal connecting rods and intersection points of the second diagonal connecting rods are fixedly connected through ropes.
Preferably, the first square iron frame, the second square iron frame and the third square iron frame are all made of stainless steel materials.
Preferably, the weight increasing member is ceramic.
Preferably, the mass of the ceramic is 500g to 600g, and the number of the ceramic is 10 to 12.
Preferably, the rope is a nylon rope and is adjustable in length.
Preferably, the mesh diameter of the ground cage net is 2 cm.
Preferably, the openings of adjacent ground cage cavities are opposite in direction.
The utility model discloses following beneficial technological effect has been gained for prior art:
the utility model provides a fishing device for fish structure investigation, which comprises a ground cage, a buoyancy frame and a support frame, wherein the ground cage comprises a ground cage net, a support frame and a plurality of ground cage frames, the support frame is fixedly connected with the top end of the ground cage net, the ground cage frames divide the ground cage net into a plurality of ground cage cavities along the vertical direction, the opening part of each ground cage cavity is provided with an inverted beard structure extending into the ground cage cavity, a plurality of floating balls are fixedly arranged on the buoyancy frame and used for generating buoyancy and supporting the ground cage, a plurality of weight increasing pieces are fixedly connected with the lower end edge of the ground cage net for keeping the ground cage vertically arranged, the ground cage frames can be arranged in a stacking way by adopting the support frame and the ground cage frames arranged in a vertical layering way, the effects of simple structure and convenient carrying are realized, the fishing and the investigation of fishes of different depths are realized by dividing the ground cage net into a plurality of ground cage cavities along the vertical direction, by adopting the ground cage cavity with the inverted whisker structure, the fishes are difficult to swim out of the ground cage, and the accuracy of fish investigation is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the fishing device for fish structure survey of the present invention;
FIG. 2 is a schematic structural view of the middle ground cage of the present invention;
in the figure: 1-ground cage net, 2-support frame, 3-ground cage frame, 4-buoyancy frame, 5-floating ball, 6-ground cage cavity opening, 7-rope, 8-anchorage point cable, 9-rope and 10-weight increasing 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.
The utility model aims at providing a fishing device of fish structure investigation to solve the problem that prior art exists.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
The utility model provides a fishing device for fish structure investigation, as shown in figure 1, comprising a ground cage and a buoyancy frame 4, wherein the ground cage comprises a ground cage net 1, a support frame 2 and a plurality of ground cage frames 3, each ground cage frame 3 is fixedly connected inside the ground cage net 1 along the vertical direction and is used for strutting the ground cage net 1, the support frame 2 is fixedly connected on the top end of the ground cage net 1, the ground cage net 1 is divided into a plurality of ground cage cavities along the vertical direction, one side of each ground cage cavity is opened, the opening of each ground cage cavity is provided with an inverted whisker structure extending into the ground cage cavity, as shown in figure 2, the inverted whisker structure is provided with an inlet and an outlet, the inlet is connected with the opening, the cross-sectional area of the inverted whisker structure from the inlet to the outlet is gradually reduced, the buoyancy frame 4 is fixedly provided with a plurality of floating balls 5, the floating balls 5 are used for generating buoyancy and supporting the ground cage, the buoyancy frame 4 is fixedly connected with the support frame 2 through ropes, the lower extreme border fixedly connected with a plurality of piece that increases of ground cage net 1 increases weight, and it is used for making the ground cage keep setting up perpendicularly to increase weight, and the side of ground cage 3 is fixed to be equipped with many ropes 9, and rope 9 is used for connecting anchor point hawser 8.
The utility model provides a fishing device for fish structure investigation, in the specific application process, find the anchoring point of fisherman or fishery of fishery administration on the sea surface, connect many ropes 9 on the ground cage frame 3 on the mooring point hawser 8, sink the ground cage into the water, adjust the distance of the rope of buoyancy frame 4 and support frame 2, the buoyancy produced by the floater 5 on the buoyancy frame 4 can hold up the ground cage, the weight increasing piece can keep the ground cage vertical setting, because the ground cage net 1 is divided into a plurality of ground cage cavities along the vertical direction, the ground cage cavity is provided with the opening with inverted whisker structure, the fish of different depths can enter the ground cage cavity of corresponding depth from the opening of inverted whisker structure, and the open-ended cross sectional area of inverted whisker structure is smaller and smaller, the fish can hardly swim out again when entering the ground cage cavity, through the ground cage frame 3 which adopts the support frame 2 and vertical layering setting, the ground cage can be placed in a stacked manner, the effect of simple structure, convenient to carry has been realized, has realized catching and surveying the effect to the fish of the different degree of depth through separating into a plurality of ground cage chamber with ground cage net 1 along vertical direction.
In this embodiment, ground cage 3 includes first square iron frame, and each first square iron frame evenly is fixed in the inside in each ground cage chamber, and first square iron frame has improved the volume that ground cage net 1 propped open, can catch more fishes.
In this embodiment, the buoyancy frame 4 includes a second square iron and two first diagonal connecting rods, two ends of each first diagonal connecting rod are fixedly connected with opposite angles of the second square iron, the floating ball 5 is fixedly connected to each side edge of the second square iron, and by arranging the floating ball 5 on each side edge of the second square iron, the buoyancy is increased, and the ground cage can be suspended in water; support frame 2 includes third side shape iron and two second diagonal connecting rods, the opposite angle fixed connection of the both ends of each second diagonal connecting rod and third side shape iron and steel, and rope fixed connection is passed through with the nodical of second diagonal connecting rod to the nodical of first diagonal connecting rod, has improved the connection stability of buoyancy frame 4 and support frame 2.
In this embodiment, the materials of first square iron frame, second square iron frame and third square iron frame are stainless steel material, have improved the corrosion resistance of this device.
In this embodiment, the weight increasing member 10 is made of ceramic, and the corrosion resistance of the weight increasing member 10 is ensured by using ceramic.
In the embodiment, the mass of the ceramics is 500g-600g, and the number of the ceramics is 10-12, so that the ground cage is ensured to be in a vertical state while the mass of the device is reduced, and in the preferred embodiment, the mass of the ceramics is 500g, and the number of the ceramics is 12.
In this embodiment, the rope 7 is a nylon rope and has an adjustable length. The strength and the fatigue resistance of the rope are improved by adopting the nylon rope, the length of the rope can be adjusted according to actual needs, and the operability is improved.
In this embodiment, the mesh diameter of the ground cage net 1 is 2cm, which ensures that more fish school can enter the ground cage and cannot escape easily.
In the embodiment, the directions of the openings 6 of the adjacent ground cage cavities are opposite, so that the fish schools with different depths and different directions are captured.
The utility model discloses the principle and the implementation mode of the utility model are explained by applying the concrete examples, and the explanation of the above examples is only used for helping to understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present description should not be construed as a limitation of the present invention.
Claims (9)
1. The utility model provides a device of catching of fish structure investigation which characterized in that: the ground cage comprises a ground cage and a buoyancy frame, wherein the ground cage comprises a ground cage net, a supporting frame and a plurality of ground cage frames, each ground cage frame is fixedly connected inside the ground cage net along the vertical direction and used for supporting the ground cage net, the supporting frame is fixedly connected to the top end of the ground cage net, the ground cage net is divided into a plurality of ground cage cavities along the vertical direction, one side of each ground cage cavity is opened, an inverted whisker structure extending into the ground cage cavity is arranged at the opening of each ground cage cavity, an inlet and an outlet are arranged on the inverted whisker structure, the inlet is connected with the opening, the cross-sectional area of the inverted whisker structure from the inlet to the outlet is gradually reduced, a plurality of floating balls are fixedly arranged on the buoyancy frame and used for generating buoyancy and supporting the ground cage, the buoyancy frame is fixedly connected with the supporting frame through a rope, and a plurality of weight increasing pieces are fixedly connected to the lower end edge of the ground cage, the weight increasing piece is used for enabling the ground cage to be vertically arranged, a plurality of ropes are fixedly arranged on the side edge of the ground cage frame, and the ropes are used for being connected with cables at anchoring points.
2. The fishing device for fish structure survey according to claim 1, wherein: the ground cage frame comprises first square steel frames, and the first square steel frames are uniformly fixed inside the ground cage cavities.
3. The fishing device for fish structure survey according to claim 2, wherein: the buoyancy frame comprises a second square iron frame and two first diagonal connecting rods, two ends of each first diagonal connecting rod are fixedly connected with opposite angles of the second square iron frame, the floating balls are fixedly connected to all side edges of the second square iron frame, the support frame comprises a third square iron frame and two second diagonal connecting rods, two ends of each second diagonal connecting rod are fixedly connected with opposite angles of the third square iron frame, and intersection points of the first diagonal connecting rods and intersection points of the second diagonal connecting rods are fixedly connected through ropes.
4. The fishing device for fish structure survey according to claim 3, wherein: the first square iron frame, the second square iron frame and the third square iron frame are all made of stainless steel materials.
5. The fishing device for fish structure survey according to claim 1, wherein: the weight increasing piece is made of ceramic.
6. The fishing device for fish structure survey according to claim 5, wherein: the mass of the ceramics is 500g-600g, and the number of the ceramics is 10-12.
7. The fishing device for fish structure survey according to claim 1, wherein: the rope is a nylon rope and is adjustable in length.
8. The fishing device for fish structure survey according to claim 1, wherein: the mesh diameter of the ground cage net is 2 cm.
9. The fishing device for fish structure survey according to claim 1, wherein: the opening directions of the adjacent ground cage cavities are opposite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922123005.4U CN211185526U (en) | 2019-12-02 | 2019-12-02 | Fishing device for fish structure investigation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922123005.4U CN211185526U (en) | 2019-12-02 | 2019-12-02 | Fishing device for fish structure investigation |
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| CN211185526U true CN211185526U (en) | 2020-08-07 |
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| CN201922123005.4U Active CN211185526U (en) | 2019-12-02 | 2019-12-02 | Fishing device for fish structure investigation |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111789082A (en) * | 2020-08-19 | 2020-10-20 | 王玉芳 | Self-anchored ground cage net for stabilizing running water |
| CN112602676A (en) * | 2020-12-10 | 2021-04-06 | 李体翠 | Separate fishing cage formed by water pressure |
| CN112655665A (en) * | 2020-12-18 | 2021-04-16 | 安徽师范大学 | Aquatic product fishing device for pond |
| CN114194340A (en) * | 2021-12-15 | 2022-03-18 | 中国水产科学研究院黑龙江水产研究所 | Fish sample collection device |
-
2019
- 2019-12-02 CN CN201922123005.4U patent/CN211185526U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111789082A (en) * | 2020-08-19 | 2020-10-20 | 王玉芳 | Self-anchored ground cage net for stabilizing running water |
| CN111789082B (en) * | 2020-08-19 | 2021-12-14 | 滨州市闽轩塑料制品有限公司 | Self-anchored ground cage net for stabilizing running water |
| CN112602676A (en) * | 2020-12-10 | 2021-04-06 | 李体翠 | Separate fishing cage formed by water pressure |
| CN112655665A (en) * | 2020-12-18 | 2021-04-16 | 安徽师范大学 | Aquatic product fishing device for pond |
| CN114194340A (en) * | 2021-12-15 | 2022-03-18 | 中国水产科学研究院黑龙江水产研究所 | Fish sample collection device |
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