Simple and convenient fishing device suitable for fish proliferation, culture and release

Abstract

The utility model provides a simple and convenient fishing device suitable for fish proliferation, culture and release. The simple and convenient fishing device comprises a first U-shaped frame body, a second U-shaped frame body, a first rotating shaft, a second rotating shaft and a U-shaped fishing net, the first U-shaped frame body and the second U-shaped frame body can rotate around the first rotating shaft and the second rotating shaft, so that the included angle between the first U-shaped frame body and the second U-shaped frame body is adjusted, and the shape of a fishing opening of the fishing frame body is adjusted. Compared with an existing hand dip net, the hand dip net is simple in structure, convenient to manufacture, capable of being disassembled and assembled, convenient to carry, good in fishing effect and high in efficiency, the shape and the size of the fishing opening can be flexibly adjusted, fishing of parent fishes, fry and fingerlings of breeding facilities of different shapes and sizes can be completed at a time, the fishing efficiency is greatly improved, and the fishing cost is reduced. Hurt to parent fishes, fries and fingerlings caused by multiple times of fishing is avoided, and the high market application value is achieved.

Description

Technical Field

[0001] The utility model relates to a fishing device, in particular to a simple fishing device suitable for fish proliferation culture and release. Background Art

[0002] At present, the main method for fishing broodstock, fry and fingerlings in fish proliferation and release stations, scientific research institutions and fish farms is to use a hand-held net for fishing.

[0003] The hand-held net fishing method has the following problems: (1) In the hand-held net fishing method, for multiple pursuit fishing of broodstock, fry and fingerlings in various breeding facilities such as circular and square ones, on the one hand, the fishing efficiency is low; on the other hand, when conducting multiple pursuit fishing, it is easy to cause harm to broodstock, fry and fingerlings. Content of the Utility Model

[0004] Aiming at the defects existing in the prior art, the utility model provides a simple fishing device suitable for fish proliferation culture and release, which can effectively solve the above problems.

[0005] The technical scheme adopted by the utility model is as follows:

[0006] The utility model provides a simple fishing device suitable for fish proliferation culture and release, including a first U-shaped frame body (1), a second U-shaped frame body (2), a first rotating shaft (3), a second rotating shaft (4) and a U-shaped fishing net (5);

[0007] The first U-shaped frame body (1) and the second U-shaped frame body (2) are symmetric left and right and arranged with their openings facing each other, and the first U-shaped frame body (1) and the second U-shaped frame body (2) jointly enclose an annular fishing frame body;

[0008] The left end of the first U-shaped frame body (1) and the left end of the second U-shaped frame body (2) are rotatably connected through the first rotating shaft (3), and the right end of the first U-shaped frame body (1) and the right end of the second U-shaped frame body (2) are rotatably connected through the second rotating shaft (4), so that the first U-shaped frame body (1) and the second U-shaped frame body (2) can rotate around the first rotating shaft (3) and the second rotating shaft (4), and further adjust the included angle between the first U-shaped frame body (1) and the second U-shaped frame body (2), and adjust the shape of the fishing opening of the fishing frame body;

[0009] The U-shaped fishing net (5) is installed below the fishing frame body jointly enclosed by the first U-shaped frame body (1) and the second U-shaped frame body (2).

[0010] Preferably, the first U-shaped frame (1) and the second U-shaped frame (2) have the same structure, and both comprise a supporting cross bar (A1), a first side bar (A2) and a second side bar (A3);

[0011] The first side bar (A2) and the second side bar (A3) are respectively installed in the same direction at both ends of the supporting cross bar (A1), thereby forming a U-shaped frame.

[0012] Preferably, the connection position between the supporting cross bar (A1) and the first side bar (A2), and the connection position between the supporting cross bar (A1) and the second side bar (A3) are both connected by an L-shaped clip (A4).

[0013] Preferably, the supporting cross bar (A1), the first side bar (A2) and the second side bar (A3) are all telescopic bars with adjustable lengths.

[0014] Preferably, the outside of the supporting cross bar (A1) is covered with a detachable sponge material (A5); and the outside of one of the first side bar (A2) and the second side bar (A3) that is used to contact the bottom of the aquaculture facility pool is covered with a detachable sponge material (A5).

[0015] Preferably, the supporting cross bar (A1), the first side bar (A2) and the second side bar (A3) are all straight bars, and the first U-shaped frame (1) and the second U-shaped frame (2) are both rectangular frames with openings.

[0016] The utility model provides a simple fishing device suitable for fish breeding and release, which has the following advantages:

[0017] Compared with the existing hand-scoop nets, the utility model has a simple structure, is easy to manufacture, can be disassembled and assembled, is easy to carry, has a good fishing effect, is high in efficiency, and can flexibly adjust the shape and size of the fishing mouth. It can complete the fishing of broodstock, fry and fish species in breeding facilities of different shapes and sizes at one time, greatly improving the fishing efficiency, avoiding the damage to broodstock, fry and fish species caused by repeated fishing, and has a high market application value. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A plan view of two U-shaped frames of a simple fishing device suitable for fish proliferation, breeding and release provided by the utility model when they are buckled together;

[0019] Figure 2 A structural diagram of a U-shaped frame of a simple fishing device suitable for fish proliferation, breeding and release provided by the utility model;

[0020] Figure 3A three-dimensional diagram of a simple fishing device suitable for fish proliferation, breeding and release provided by the utility model;

[0021] Figure 4 This is a developed elevation view of a simple fishing device suitable for fish proliferation, breeding and release provided by the utility model;

[0022] Figure 5 This is a developed elevation view of a simple fishing device suitable for fish proliferation, breeding and release provided by the utility model;

[0023] Figure 6 This is a vertical view of a simple fishing device suitable for fish proliferation, breeding and releasing provided by the utility model. DETAILED DESCRIPTION

[0024] In order to make the technical problems, technical solutions and beneficial effects solved by the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0025] The utility model is to meet the fishing needs of broodstock, fry and fish species in various breeding facilities of fish proliferation and breeding and releasing stations of water conservancy and hydropower projects as well as scientific research institutions and fish farms. The utility model designs a simple fishing device suitable for fish proliferation and breeding and releasing. The utility model can efficiently, conveniently and safely catch broodstock, fry and fish species in various breeding facilities of fish proliferation and breeding and releasing stations, scientific research institutions and fish farms, reduce the number of fishing times, improve the fishing efficiency and reduce the man-made damage to broodstock, fry and fish species.

[0026] See also Figures 1 to 6 The utility model provides a simple fishing device suitable for fish proliferation, breeding and release, comprising a first U-shaped frame 1, a second U-shaped frame 2, a first rotating shaft 3, a second rotating shaft 4 and a U-shaped fishing net 5;

[0027] The first U-shaped frame 1 and the second U-shaped frame 2 are bilaterally symmetrical and their openings are arranged opposite to each other, and the first U-shaped frame 1 and the second U-shaped frame 2 together form a ring-shaped fishing frame;

[0028] The left end of the first U-shaped frame 1 and the left end of the second U-shaped frame 2 are rotatably connected via a first rotating shaft 3, and the right end of the first U-shaped frame 1 and the right end of the second U-shaped frame 2 are rotatably connected via a second rotating shaft 4, so that the first U-shaped frame 1 and the second U-shaped frame 2 can rotate around the first rotating shaft 3 and the second rotating shaft 4, thereby adjusting the angle between the first U-shaped frame 1 and the second U-shaped frame 2, and adjusting the shape of the fishing mouth of the fishing frame;

[0029] Below the fishing frame formed jointly by the first U-shaped frame body 1 and the second U-shaped frame body 2, a U-shaped fishing net 5 is installed.

[0030] In this application, the first U-shaped frame body 1 and the second U-shaped frame body 2 have the same structure, and both include a support cross bar A1, a first side bar A2, and a second side bar A3; at both ends of the support cross bar A1, the first side bar A2 and the second side bar A3 are installed in the same direction respectively, thus forming a U-shaped frame body.

[0031] To achieve the function of easy installation and disassembly, the connection positions between the support cross bar A1 and the first side bar A2, and between the support cross bar A1 and the second side bar A3 are both connected by L-shaped fasteners A4.

[0032] As a preferred method, the support cross bar A1, the first side bar A2, and the second side bar A3 are all telescopic rods with adjustable lengths. The outside of the support cross bar A1 is covered with a detachable sponge material A5; among the first side bar A2 and the second side bar A3, the outside of one side bar that is used to contact the bottom of the aquaculture facility is covered with a detachable sponge material A5. The support cross bar A1, the first side bar A2, and the second side bar A3 are all straight rods, and the first U-shaped frame body 1 and the second U-shaped frame body 2 are both rectangular frame bodies with openings.

[0033] A simple fishing device applicable to fish proliferation and aquaculture release provided by the present utility model has the following structural features:

[0034] 1. The fishing frame includes two rotatable U-shaped frame bodies. Therefore, the two U-shaped frame bodies can rotate flexibly through a rotating shaft, so as to adjust the included angle between the two U-shaped frame bodies, and realize the function of adjusting the opening and closing state between the two U-shaped frame bodies.

[0035] 2. The support cross bar of each U-shaped frame body and the side bars on both sides are connected by L-shaped fasteners. Through the L-shaped fasteners, the shape of a single U-shaped frame body is fixed. The L-shaped fasteners can be freely disassembled, and the detachable function of the U-shaped frame body is realized by adopting the L-shaped fastener connection method.

[0036] 3. The support cross bar of each U-shaped frame body and the side bars on both sides all adopt telescopic rods with adjustable lengths. The telescopic rods can adopt a structure with multiple sections connected through connection ports. By adopting the telescopic rods, the lengths of the support cross bar and the side bars can be flexibly adjusted, so as to adapt to aquaculture facilities of various different sizes and expand its scope of use.

[0037] 4. When the two U-shaped frame bodies are unfolded in a plane, they form a rectangular frame body, and then are respectively connected to the four fishing net edges of the three-dimensional "U"-shaped fishing net, forming a three-dimensional "U"-shaped fishing net shape with a quadrilateral frame.

[0038] 5. The supporting cross bars of the two U-shaped frames and the side bars used to contact the bottom of the aquaculture facility pool are covered with detachable sponge materials. During the use of the catcher, a tight sealed contact with the bottom and side walls of the aquaculture facility pool is achieved to prevent the fish entering the fishing net from escaping from the gaps where the contact is not tight, thereby improving the fishing efficiency.

[0039] Therefore, the simple fishing device suitable for fish breeding and release provided in the present application is a fishing device with flexible adjustment of the size and opening and closing angle of the fishing mouth, thereby improving the scope of use and flexibility of use.

[0040] The utility model provides a simple fishing device suitable for fish proliferation, breeding and release, and its use method is as follows:

[0041] 1. The L-shaped clamp A4 quickly assembles the support cross bar A1, the first side bar A2 and the second side bar A3, thereby assembling the first U-shaped frame 1 and the second U-shaped frame 2;

[0042] 2. Align the end holes of one side of the first U-shaped frame 1 and the second U-shaped frame 2, and assemble the first rotating shaft 3; align the end holes of the first U-shaped frame 1 and the second U-shaped frame 2, and assemble the second rotating shaft 4, so that the first U-shaped frame 1 and the second U-shaped frame 2 can rotate;

[0043] 3. Install a U-shaped fishing net 5 below the annular fishing frame formed by the first U-shaped frame 1 and the second U-shaped frame 2;

[0044] 4. Adjust the lengths of the support crossbar A1, the first sidebar A2 and the second sidebar A3 according to the internal dimensions of the breeding facility;

[0045] 5. The support crossbar A1 and a side bar of the first U-shaped frame 1 and the second U-shaped frame 2 are coated with a sponge material A5;

[0046] 6. When in use, buckle the first U-shaped frame 1 and the second U-shaped frame 2 together, so that the supporting cross bars A1 of the two U-shaped frames are in an upright state, and the side bars of the two U-shaped frames are in a horizontal state. In addition, assuming that the first side bar A2 is at the bottom and the second side bar A3 is at the top, put it into the breeding facility in this state;

[0047] If the breeding facility is a circular culture tank, the rotation axis between the two first side rods A2 is located at the center of the culture tank, and the length of the first side rod A2 is the radius of the circular culture tank, and the length of the vertical support cross bar A1 is higher than the height of the circular culture tank. Therefore, hold one U-shaped frame and rotate the other U-shaped frame 360 ​​degrees in the opposite direction around the rotation axis until the two U-shaped frames meet. Figures 3 to 5As shown, it is a process diagram of the two U-shaped frames being unfolded; this operation mode is performed once to complete the fishing of the parent fish, fry and fingerlings in the entire space of the circular culture tank, and the fishing efficiency is high; at the same time, since the first side rod A2 is in direct contact with the bottom of the culture tank, the sponge material is coated to make the first side rod A2 in close contact with the bottom of the culture tank, so as to prevent the fish entering the fishing net from escaping;

[0048] If the aquaculture facility is a square aquaculture pond, expand the two U-shaped frames into a rectangular fishing frame, which is consistent with the vertical cross-sectional dimensions of the square aquaculture pond, forming a Figure 6 Then, the rectangular fishing frame is placed at one end of the square breeding pond, and the rectangular fishing frame is dragged from one end of the square breeding pond to the other end, and the fishing is completed during the movement. Therefore, this operation method is used once to complete the fishing of parent fish, fry, and fingerlings in all spaces in the square breeding pond.

[0049] The utility model provides a simple fishing device suitable for fish breeding and release, which has the following advantages:

[0050] Compared with the existing hand-scoop nets, the utility model has a simple structure, is easy to manufacture, can be disassembled and assembled, is easy to carry, has a good fishing effect, is high in efficiency, and can flexibly adjust the shape and size of the fishing mouth. It can complete the fishing of broodstock, fry and fish species in breeding facilities of different shapes and sizes at one time, greatly improving the fishing efficiency, avoiding the damage to broodstock, fry and fish species caused by repeated fishing, and has a high market application value.

[0051] The above is only a preferred embodiment of the present invention. It should be pointed out that ordinary technicians in this technical field can make several improvements and modifications without departing from the principle of the present invention. These improvements and modifications should also be considered as the protection scope of the present invention.

Claims

1. A simple fishing device suitable for fish breeding and release, characterized in that: It includes a first U-shaped frame body (1), a second U-shaped frame body (2), a first rotating shaft (3), a second rotating shaft (4) and a U-shaped fishing net (5); The first U-shaped frame body (1) and the second U-shaped frame body (2) are symmetric left and right and arranged with their openings facing each other. The first U-shaped frame body (1) and the second U-shaped frame body (2) together enclose an annular fishing frame body; The left end of the first U-shaped frame body (1) and the left end of the second U-shaped frame body (2) are rotatably connected through the first rotating shaft (3). The right end of the first U-shaped frame body (1) and the right end of the second U-shaped frame body (2) are rotatably connected through the second rotating shaft (4), so that the first U-shaped frame body (1) and the second U-shaped frame body (2) can rotate around the first rotating shaft (3) and the second rotating shaft (4), and further adjust the included angle between the first U-shaped frame body (1) and the second U-shaped frame body (2), and adjust the shape of the fishing opening of the fishing frame body; Below the fishing frame body jointly enclosed by the first U-shaped frame body (1) and the second U-shaped frame body (2), the U-shaped fishing net (5) is installed.

2. The simple fishing device applicable to fish proliferation, culture and release according to claim 1, wherein The first U-shaped frame body (1) and the second U-shaped frame body (2) have the same structure, and both include a support cross bar (A1), a first side bar (A2) and a second side bar (A3); At both ends of the support cross bar (A1), the first side bar (A2) and the second side bar (A3) are installed in the same direction respectively, so as to form a U-shaped frame body.

3. The simple fishing device applicable to fish proliferation, breeding and release according to claim 2, characterized in that, The connection positions of the support cross bar (A1) and the first side bar (A2), and the connection positions of the support cross bar (A1) and the second side bar (A3) are all connected through L-shaped fasteners (A4).

4. The simple fishing device applicable to fish proliferation, breeding and release according to claim 2, characterized in that, The support cross bar (A1), the first side bar (A2) and the second side bar (A3) are all telescopic rods with adjustable lengths.

5. The simple fishing device applicable to fish proliferation, breeding and releasing according to claim 2, characterized in that The outside of the support cross bar (A1) is covered with a detachable sponge material (A5); among the first side bar (A2) and the second side bar (A3), the outside of one side bar used for contacting the bottom of the aquaculture facility is covered with a detachable sponge material (A5).

6. The simple fishing device applicable to fish proliferation, breeding and release according to claim 2, characterized in that, The support cross bar (A1), the first side bar (A2) and the second side bar (A3) are all straight bars, and the first U-shaped frame body (1) and the second U-shaped frame body (2) are both rectangular frame bodies with openings.

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