Efficient fishing device for square fishpond

Abstract

The utility model belongs to the technical field of aquaculture, particularly relates to an efficient fishing device for a square fishpond, and aims to solve the problems that when fishes are fished through a square net cage in the prior art, the net cage is complex to turn over and difficult to close up, the fishes are injured or escaped due to repeated operation, and even the fishes are dead and economic loss is caused. According to the technical scheme, the fish pond comprises a fish pond body, four holding rods arranged in a matrix mode are arranged in the fish pond body, the same net bag is fixedly installed on the four net bags, a plurality of floating balls arranged at equal intervals are fixedly installed on the top of the net bag, a plurality of balancing weights arranged at equal intervals are fixedly installed at the bottom of the net bag, and the floating balls and the balancing weights are fixedly installed on the fish pond body. The floating ball and the balancing weight are respectively arranged at the bottom and the top of the net bag, so that the net bag can be unfolded in the fishpond, the growth of fish fries cannot be influenced, and meanwhile, the net bag is of a soft structure when the fish is caught, so that the fish cannot be hurt.

Description

Technical Field

[0001] The utility model relates to the technical field of aquaculture, in particular to an efficient fish-catching device for a square fishpond. Background Art

[0002] The utility model with the publication number of CN107836397A provides a novel cage-type fish farm, which includes a square fishpond. The square fishpond includes a fish-raising area and a fish-catching area arranged adjacent to each other. A square net cage is arranged in the fish-raising area, and the lowest side of the square net cage is at a predetermined distance from the bottom of the square fishpond; a plurality of slidable horizontal wire frames are arranged inside the square net cage to divide the square net cage into a plurality of independent areas. The horizontal wire frames are arranged perpendicular to the side adjacent to the fish-catching area; a plurality of slidable vertical wire frames are further arranged on the side of the square net cage away from the fish-catching area, and the vertical wire frames are arranged perpendicular to the horizontal wire frames. When in an unused state, the vertical wire frames are located outside the horizontal wire frames; a plurality of slidable cage doors are arranged on the side of the square net cage adjacent to the fish-catching area. The utility model can adjust the size of the net cage according to the market demand, and has the advantages of batch and species-based fish farming and convenient fishing.

[0003] However, in the above technical solution, when fishing fish through a square net cage, the operation of turning the net cage is complex and the closing is difficult. Repeated operations cause harm to the fish or allow the fish to escape. Seriously, it may even cause the death of the fish, resulting in economic losses. Summary of the Utility Model

[0004] The purpose of the utility model is to solve the problems in the prior art that when fishing fish through a square net cage, the operation of turning the net cage is complex and the closing is difficult. Repeated operations cause harm to the fish or allow the fish to escape. Seriously, it may even cause the death of the fish, resulting in economic losses, and to propose an efficient fish-catching device for a square fishpond.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solution:

[0006] An efficient fish-catching device for a square fishpond includes a fishpond. Four holding rods arranged in a matrix are provided inside the fishpond. The number of the holding rods is four. The same net bag is fixedly installed on the four holding rods. A plurality of floating balls arranged at equal intervals are fixedly installed at the top of the net bag, and a plurality of counterweight blocks arranged at equal intervals are fixedly installed at the bottom of the net bag. Shells are fixedly installed on all four holding rods. A positioning ring is fixedly installed on the outer side of the fishpond. A control rod is slidably connected to the inner side of the shell. A tension spring is fixedly installed on the control rod, and the tension spring is fixedly connected to the shell. The top end of the control rod extends outside the shell. A positioning mechanism and a control mechanism are respectively arranged inside the shell, and the control mechanism is respectively matched with the control rod and the positioning mechanism.

[0007] Preferably, the control mechanism includes a positioning spring, a compression spring, a docking frame and a positioning frame. The positioning spring is fixedly installed on the inner wall of the top of the housing. The positioning spring is fixedly connected to the positioning frame. Both the positioning frame and the docking frame are slidably connected to the inner wall of the housing. The docking frame is fixedly connected to the compression spring. The compression spring is fixedly installed on the inner wall of the right side of the housing.

[0008] Furthermore, through the control mechanism, the control mechanism is used to control the positioning mechanism in the housing to release the housing, so that the housing can move in the fishpond, and the area of the net pocket can be adjusted in the fishpond.

[0009] Preferably, the positioning mechanism includes a sliding frame, a sliding block, a double-end telescopic rod and a rotating frame. Both the sliding frame and the sliding block are slidably connected to the top of the control rod. The sliding frame and the sliding block are both rotatably connected to the double-end telescopic rod. The double-end telescopic rod is rotatably connected to the rotating frame. The rotating frame is fixedly installed on the top of the control rod. The right end of the sliding frame is slidably connected to the docking frame.

[0010] Furthermore, through the positioning mechanism, the positioning mechanism is used to dock with the positioning ring in the housing, so that the housing cannot move on the positioning ring, and the positioning of the housing can be realized, and the housing can stably support the grip rod.

[0011] Preferably, a rectangular sliding groove is formed at the top of the fishpond. A round rod is fixedly installed at the bottom of the housing. The outer side of the round rod is slidably connected to the inner wall of the rectangular groove.

[0012] Furthermore, the rectangular sliding groove is used for the housing to move on the top of the fishpond, and the grip rod can be moved inside the fishpond.

[0013] Preferably, a plurality of positioning grooves arranged at equal intervals are formed at the top of the positioning ring. The bottom end of the positioning frame is in sliding contact with the inner wall of the positioning groove.

[0014] Furthermore, after the positioning frame is inserted into the positioning groove, the positioning frame can block the movement of the housing, and the positioning of the housing can be realized.

[0015] Preferably, a docking groove is formed on the right side of the positioning frame. The left side of the docking frame is in sliding contact with the inner wall of the docking groove.

[0016] Furthermore, after the docking frame is inserted into the docking groove, the docking frame can block the movement of the positioning frame, and the positioning frame can stably position the housing.

[0017] Preferably, both the grip rod and the counterweight are of hollow structure, and a same drawstring is arranged inside the grip rod and the counterweight;

[0018] Further, when the drawstring is used to hold the rod and gather the floating balls in the middle of the fish pond, the drawstring can be pulled, and the drawstring can tighten multiple counterweight blocks, shrinking the space at the bottom of the net pocket to facilitate fishing for fish. Beneficial effects

[0019] Through the control mechanism, the control mechanism is used to control the positioning mechanism in the outer shell to release the outer shell, so that the outer shell can move in the fish pond, and the area of the net pocket can be adjusted in the fish pond;

[0020] Through the positioning mechanism, the positioning mechanism is used to dock with the positioning ring in the outer shell, so that the outer shell cannot move on the positioning ring, and the positioning of the outer shell can be realized, and the outer shell can stably support the holding rod;

[0021] In the present utility model: by respectively arranging floating balls and counterweight blocks at the bottom and top of the net pocket, the net pocket can be unfolded in the fish pond without affecting the growth of fry. At the same time, when fishing for fish, the net pocket is a soft structure and will not cause harm to the fish. Brief description of the drawings

[0022] Figure 1 It is a main view structural schematic diagram of a high-efficiency fish-catching device for a square fish pond proposed by the present utility model;

[0023] Figure 2 It is a top view structural schematic diagram of a high-efficiency fish-catching device for a square fish pond proposed by the present utility model;

[0024] Figure 3 It is a three-dimensional structural schematic diagram of a high-efficiency fish-catching device for a square fish pond proposed by the present utility model;

[0025] Figure 4 It is an attached structure of a high-efficiency fish-catching device for a square fish pond proposed by the present utility model Figure 1 A enlarged schematic diagram at A in the figure.

[0026] In the figure: 1, fish pond; 2, holding rod; 3, net pocket; 4, floating ball; 5, counterweight block; 6, positioning ring; 7, outer shell; 8, control rod; 9, tension spring; 10, positioning spring; 11, positioning frame; 12, docking frame; 13, compression spring; 14, sliding frame; 15, sliding block; 16, double-ended telescopic rod; 17, rotating frame; 18, drawstring. Detailed implementation manners

[0027] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Embodiment

[0028] Refer to Figures 1-4, A highly efficient fish-catching device for a square fish pond, comprising a fish pond 1. Inside the fish pond 1, there are four holding rods 2 arranged in a matrix. The same net bag 3 is welded to the four net bags 3. A plurality of floating balls 4 arranged at equal intervals are welded to the top of the net bag 3, and a plurality of counterweight blocks 5 arranged at equal intervals are welded to the bottom of the net bag 3. Shells 7 are welded to all four holding rods 2. A positioning ring 6 is welded to the outside of the fish pond 1. The inside of the shell 7 is slidably connected with a control rod 8 through a chute. A tension spring 9 is welded to the control rod 8. The tension spring 9 is welded to the shell 7. The top end of the control rod 8 extends outside the shell 7. A positioning mechanism and a control mechanism are respectively arranged inside the shell 7. The control mechanism cooperates with the control rod 8 and the positioning mechanism respectively.

[0029] With the above structure: The movement of the net bag 3 can be controlled inside the shell 7 through the holding rod 2 to partition the fish pond 1. The control rod 8 is used to control the control mechanism and the positioning mechanism, and the return spring is used to reset the control rod 8. By respectively arranging the floating balls 4 and the counterweight blocks 5 at the bottom and top of the net bag 3, the net bag 3 can be unfolded in the fish pond 1 without affecting the growth of fry. At the same time, when fishing for fish, the net bag 3 is of a soft structure and will not cause harm to the fish.

[0030] In the present utility model, the control mechanism includes a positioning spring 10, a compression spring 13, a docking frame 12 and a positioning frame 11. The positioning spring 10 is welded to the inner wall of the top of the shell 7. The positioning spring 10 is welded to the positioning frame 11. Both the positioning frame 11 and the docking frame 12 are slidably connected to the inner wall of the shell 7 through chutes. The docking frame 12 is welded to the compression spring 13. The compression spring 13 is welded to the inner wall of the right side of the shell 7. Through the control mechanism, the control mechanism is used to control the positioning mechanism inside the shell 7 to release the shell 7, so that the shell 7 can move inside the fish pond 1, and the area of the net bag 3 can be adjusted inside the fish pond 1.

[0031] In the present utility model, the positioning mechanism includes a sliding frame 14, a sliding block 15, a double-ended telescopic rod 16 and a rotating frame 17. Both the sliding frame 14 and the sliding block 15 are slidably connected to the top of the control rod 8 through chutes. Both the sliding frame 14 and the sliding block 15 are rotatably connected to the double-ended telescopic rod 16 through a rotating shaft. The double-ended telescopic rod 16 is rotatably connected to the rotating frame 17 through a rotating shaft. The rotating frame 17 is welded to the top of the control rod 8. The right end of the sliding frame 14 is slidably connected to the docking frame 12 through a chute. Through the positioning mechanism, the positioning mechanism is used to dock with the positioning ring 6 inside the shell 7, so that the shell 7 cannot move on the positioning ring 6, and the positioning of the shell 7 can be realized, and the shell 7 can stably support the holding rod 2.

[0032] In the present utility model, a rectangular chute is opened at the top of the fish pond 1. A round rod is welded to the bottom of the shell 7. The outside of the round rod is slidably connected to the inner wall of the rectangular groove through a chute. The rectangular chute is used for the shell 7 to move on the top of the fish pond 1, and the holding rod 2 can be moved inside the fish pond 1.

[0033] In the utility model, a plurality of positioning grooves arranged at equal intervals are provided on the top of the positioning ring 6, and the bottom end of the positioning frame 11 is in sliding contact with the inner wall of the positioning groove. After the positioning frame 11 is inserted into the positioning groove, the positioning frame 11 can block the movement of the outer shell 7, thereby realizing the positioning of the outer shell 7.

[0034] In the utility model, a docking groove is provided on the right side of the positioning frame 11, and the left side of the docking frame 12 is in sliding contact with the inner wall of the docking groove. After the docking frame 12 is inserted into the docking groove, the docking frame 12 can block the movement of the positioning frame 11, so that the positioning frame 11 can stably position the housing 7.

[0035] In the present invention, the handle 2 and the counterweight 5 are both hollow structures, and a drawstring 18 is provided on the inner side of the handle 2 and the counterweight 5;

[0036] Furthermore, the drawstring 18 is used to pull the drawstring 18 when the grip rod 2 gathers the float 4 in the middle of the fish pond 1, and the drawstring 18 can tighten the multiple weight blocks 5 and shrink the space at the bottom of the net bag 3, making it easier to catch fish. Example

[0037] The difference between this embodiment and embodiment 1 is that the method of positioning the threaded rod in the present invention can be replaced by a method of positioning with bolts, the bolts are inserted from the front side of the housing 7 and threadedly connected to the housing 7, and then the bolts are tightened so that the bolts and the threaded rods fit together, thereby achieving the positioning of the threaded rods. However, the method of positioning or unlocking the threaded rods with bolts requires the use of tools and requires multiple rotations, which is inefficient. The present invention does not have the above-mentioned disadvantages.

[0038] Working principle: when it is necessary to catch the fish in the fish pond 1, it is only necessary to pull out the four grips 2 from the fish pond 1, first move the two grips 2 on the left side to the right side of the fish pond 1, the grips 2 will drive the float 4 to move to the right side of the fish pond 1, gather the fish on the right side of the fish pond 1, and pull the drawstring 18 on the grips 2, the drawstring 18 can tighten the multiple weights 5, shrink the space at the bottom of the net bag 3, and make it easier to catch the fish, then the fish in the fish pond 1 can be caught, the fish are cultured in the net bag 3, and by setting the bottom and top of the net bag 3 respectively The float 4 and the counterweight 5 can make the net bag 3 unfold in the fish pond 1 without affecting the growth of the fry. At the same time, the net bag 3 is a soft structure when catching fish and will not cause harm to the fish. Then insert the grip 2 into the fish pond 1, the shell 7 is inserted into the rectangular groove at the top of the fish pond 1, and the positioning frame 11 is inserted into the positioning groove at the top of the positioning ring 6. When it is necessary to tighten the net bag 3 on the fish pond 1, it is only necessary to pull the control rod 8 on the grip 2 to move the control rod 8 upward. The rise of the control rod 8 drives the sliding block 15 to rise, and the sliding block 15 is on the positioning frame 11. The bottom of the control rod 8 slides to the left, and the control rod 8 can move to the left, and the sliding block 15 drives the double-end telescopic rod 16 to rotate counterclockwise, and the top of the double-end telescopic rod 16 will drive the sliding frame 14 to move to the right, and the sliding frame 14 pushes the docking frame 12 to move to the right, so that the docking frame 12 is separated from the positioning frame 11, and then the control rod 8 drives the positioning frame 11 to rise, and the positioning frame 11 can be released to slide, so that the shell 7 can move on the fish pond 1, and the net bag 3 can be tightened in the shell 7 to partition the fish pond 1, and then the control rod 8 is released, and the control rod 8 Release the positioning frame 11 and the docking frame 12, the docking frame 12 is reset by the rebound of the positioning compression spring 13, the positioning frame 11 is reset by the rebound of the positioning spring 10, the positioning frame 11 is inserted into the positioning ring 6, and the docking frame 12 is inserted into the positioning frame 11. After the positioning frame 11 is inserted into the positioning groove, the positioning frame 11 can block the movement of the outer shell 7, so that the positioning of the outer shell 7 can be achieved. After the docking frame 12 is inserted into the docking groove, the docking frame 12 can block the movement of the positioning frame 11, so that the positioning frame 11 can stably position the outer shell 7.

[0039] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A square fish pond high-efficiency fishing device, comprising a fish pond (1), characterized in that: The fish pond (1) is provided with gripping rods (2) arranged in a matrix, the number of the gripping rods (2) is four, the same net bag (3) is fixedly mounted on four net bags (3), a plurality of buoys (4) arranged at equal intervals are fixedly mounted on the top of the net bag (3), a plurality of counterweights (5) arranged at equal intervals are fixedly mounted on the bottom of the net bag (3), a shell (7) is fixedly mounted on each of the four gripping rods (2), a positioning ring (6) is fixedly mounted on the outside of the fish pond (1), a control rod (8) is slidably connected to the inside of the shell (7), a tension spring (9) is fixedly mounted on the control rod (8), the tension spring (9) is fixedly connected to the shell (7), the top end of the control rod (8) extends outside the shell (7), a positioning mechanism and a control mechanism are respectively arranged in the shell (7), and the control mechanism cooperates with the control rod (8) and the positioning mechanism, respectively.

2. A square fish pond efficient fishing device according to claim 1, characterized in that: The control mechanism comprises a positioning spring (10), a compression spring (13), a docking frame (12) and a positioning frame (11); the positioning spring (10) is fixedly mounted on the top inner wall of the housing (7); the positioning spring (10) is fixedly connected to the positioning frame (11); the positioning frame (11) and the docking frame (12) are both slidably connected to the inner wall of the housing (7); the docking frame (12) is fixedly connected to the compression spring (13); and the compression spring (13) is fixedly mounted on the right inner wall of the housing (7).

3. A square fish pond efficient fishing device according to claim 1, characterized in that: The positioning mechanism comprises a sliding frame (14), a sliding block (15), a double-end telescopic rod (16) and a rotating frame (17); the sliding frame (14) and the sliding block (15) are both slidably connected to the top of the control rod (8); the sliding frame (14) and the sliding block (15) are both rotatably connected to the double-end telescopic rod (16); the double-end telescopic rod (16) is rotatably connected to the rotating frame (17); the rotating frame (17) is fixedly mounted on the top of the control rod (8); and the right end of the sliding frame (14) is slidably connected to the docking frame (12).

4. The square fish pond efficient fishing device according to claim 1, characterized in that: The top of the fish pond (1) is provided with a rectangular groove, and the bottom of the shell (7) is fixedly mounted with a round rod, the outer side of the round rod being slidably connected to the inner wall of the rectangular groove.

5. The square fish pond efficient fishing device according to claim 2, characterized in that: The top of the positioning ring (6) is provided with a plurality of positioning grooves arranged at equal intervals, and the bottom end of the positioning frame (11) is in sliding contact with the inner wall of the positioning groove.

6. A square fish pond efficient fishing device according to claim 2, characterized in that: A docking groove is provided on the right side of the positioning frame (11), and a left side of the docking frame (12) is in sliding contact with an inner wall of the docking groove.

7. The square fish pond efficient fishing device according to claim 1, characterized in that: The grip bar (2) and the counterweight (5) are both hollow structures, and a common drawstring (18) is provided on the inner sides of the grip bar (2) and the counterweight (5).

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