Anti-escape multi-mesh combined type fish blocking net

Abstract

The utility model relates to the technical field of fish blocking nets, in particular to an anti-escape multi-mesh combined type fish blocking net which comprises a support, the support comprises two fixed stand columns, the opposite side faces of the two fixed stand columns are each provided with three U-shaped positioning grooves which are distributed at equal intervals in the front-back direction, and a fishing net assembly is arranged between the two U-shaped positioning grooves which are oppositely arranged in the left-right direction. The fishing net assembly comprises two connecting vertical plates, a fish blocking net is arranged between the two connecting vertical plates, three first fixing protruding blocks which are arranged at equal intervals up and down are arranged on the opposite side faces of the two fixing stand columns and located on the edges of the front sides of the U-shaped positioning grooves, and three second fixing protruding blocks which are arranged at equal intervals up and down are arranged on the front sides of the connecting vertical plates. According to the anti-escape multi-mesh combined type fish blocking net, the design of the U-shaped positioning grooves is combined, the fishing net assembly can be rapidly and stably installed on the support, operation is easy and convenient, a worker is allowed to easily move the connecting vertical plate up and down through the arrangement of the handle grooves, and the working efficiency is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to fish -net technology field, concretely is the fish -net of preventing escape multi -mesh combination formula. BACKGROUND

[0002] With the rapid development of global aquaculture, the increase of breeding density and the diversification of breeding varieties, higher requirements are put forward for the feeding and management of fish. In freshwater and marine aquaculture, the escape of fish not only directly affects the breeding benefit, but also may pose a potential threat to the surrounding ecological environment, especially in natural waters such as nearshore and lakes, the escaped farmed fish may compete with local wild fish and destroy the ecological balance, therefore, fish -net becomes an indispensable object in aquaculture.

[0003] The patent CN218604584U discloses an easy-to-replace double-layer fish -net, which comprises two mounting columns, the opposite side of the two mounting columns is provided with a dismounting mechanism for improving the replacement effect, the side opposite to the two mounting columns is provided with a fixing mechanism for improving the fixing stability, the dismounting mechanism comprises two first mounting grooves opened on the opposite side of the two mounting columns, the inner circumferential wall of the two first mounting grooves is slidably connected with a first connecting rod, and the outer surface of the two first connecting rods is fixedly connected with a first fixing plate. The easy-to-replace double-layer fish -net can be conveniently replaced and cleaned by the user through the cooperation between the first mounting groove, the second connecting rod, the first fish -net and the second fish -net, and the double-layer fish -net can be fixed in multiple directions through the cooperation between the limiting groove and the clamping plate after installation, so as to avoid the falling of the fish -net and improve the stability and practicality.

[0004] The above-mentioned prior art can replace and clean the double-layer fish -net through the dismounting mechanism, however, there are obvious deficiencies in the dismounting process, because the first connecting rod is inserted into the first mounting groove and the second connecting rod is inserted into the second mounting groove, when the user dismounts the first fish -net, the first connecting rod needs to be completely removed from the first mounting groove to complete the dismounting, which has the problem of difficult dismounting, when the height of the first fish -net is larger, the difficulty of dismounting the first connecting rod is significantly increased, in addition, the dismounting of the second fish -net also faces similar problems, which makes the prior art have the problems of large dismounting difficulty and low efficiency in actual application, therefore, we propose the fish -net of preventing escape multi -mesh combination formula. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing the fish -net of preventing escape multi -mesh combination formula to solve the problems in the above background technology.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] The escape-proof multi-mesh combined fish blocking net comprises a support, the support comprises two fixed columns arranged in left-right symmetry, which play a role in supporting and fixing the whole fish blocking net structure, ensuring its stability and firmness, the opposite sides of the two fixed columns are each provided with three U-shaped positioning grooves arranged in front-back equidistance, the U-shaped positioning grooves are used for accommodating the connecting vertical plates, providing preliminary positioning and support, making the structure more stable, meanwhile, the design of the U-shaped positioning grooves also facilitates quick installation and disassembly of the fish net assembly, and the two U-shaped positioning grooves arranged in left-right opposition are provided with the fish net assembly therebetween;

[0008] The fish net assembly comprises two connecting vertical plates arranged in left-right symmetry, the fish blocking net is arranged between the two connecting vertical plates, the front side of the connecting vertical plate and the position close to the top are provided with a handle groove, which facilitates the up-down movement of the connecting vertical plate by the staff, so as to facilitate the disassembly operation of the connecting vertical plate, the connecting vertical plate is located in the U-shaped positioning groove, the height of the connecting vertical plate is greater than the height of the fixed column, the depth of the U-shaped positioning groove is half of the length of the connecting vertical plate, the U-shaped positioning groove plays a role in positioning the connecting vertical plate, and the connecting vertical plate can be preliminarily fixed in position in cooperation with the positioning hole and the positioning block;

[0009] The opposite sides of the two fixed columns and the positions at the front side edges of the U-shaped positioning grooves are provided with three first fixing protrusions arranged in up-down equidistance, the first fixing protrusions play a role in further fixing the connecting vertical plate, preventing displacement under the action of strong water flow or waves, the top of the first fixing protrusion is provided with a positioning hole, which is used for cooperation with the corresponding second fixing protrusion on the connecting vertical plate, the front side of the connecting vertical plate is provided with three second fixing protrusions arranged in up-down equidistance, the bottom of the second fixing protrusion is provided with a positioning block, the positioning block is inserted into the positioning hole, ensuring that the connecting vertical plate will not easily fall off during use, and the safety and stability of use are increased.

[0010] Preferably, the bottom of the fixed column is provided with a plurality of fixed insertion rods, which are inserted into the pool bottom, ensuring that the position of the fixed column is fixed, and the stability of the overall structure in the underwater environment is increased, the bottom of the front and rear sides of the fixed column is provided with an anti-sinking plate, which has the effect of preventing the sinking of the fixed column, ensuring the reliability of the fish blocking net in the underwater environment.

[0011] Preferably, the opposite sides of the two connecting vertical plates and the positions close to the top are each provided with an L-shaped positioning plate, the inner side surface of the L-shaped positioning plate is fitted with the outer side surface of the fixed column, so that the L-shaped positioning plate is preliminarily connected with the fixed column.

[0012] Preferably, the opposite side of the two fixing columns near the top is provided with three thread grooves arranged equidistantly in front and back, the L-shaped positioning plate is provided with mounting holes on the outer side, the mounting holes are connected with fastening bolts, the threaded end of the fastening bolt is connected with the thread groove, the position of the L-shaped positioning plate and the fixing column is fixed through the fastening bolt, the stability of the connected vertical plate after being connected with the fixing column is ensured, and displacement caused by water flow or external force is avoided.

[0013] Preferably, the height of the positioning plug is 5-10 cm, the height of the positioning plug is greater than the height of the inner side of the L-shaped positioning plate, the positioning plug can be moved out of the positioning hole by the short distance upward movement of the worker, the connected vertical plate is conveniently disassembled, and the operation efficiency is improved.

[0014] Preferably, the bottom of the fish blocking net is provided with a plurality of sinking weights, the weight of the net is increased, the fish blocking net is ensured to be stable and not to float in water, and the top of the fish blocking net is provided with a plurality of floating balls, the floating balls form a certain buoyancy on the water surface, so that the overall structure of the fish blocking net is prevented from sinking, and the visibility and operability of the fish net are improved.

[0015] Preferably, the mesh size of the fish blocking net in the three fish net assemblies decreases from front to back, and the fish blocking net with multiple meshes is arranged, the design effectively prevents fish of different sizes from escaping, improves the anti-escape effect of the fish blocking net, and ensures the safety of the cultured fish.

[0016] Compared with the prior art, the fish blocking net has the beneficial effects that:

[0017] 1. The anti-escape multi-mesh combined fish blocking net adopts the multi-mesh combined design, can effectively prevent fish of different sizes from escaping, improves the safety of the cultured fish, and the diversified mesh size configuration can adapt to the activity habits of different types of fish, thereby enhancing the overall anti-escape effect.

[0018] 2. The anti-escape multi-mesh combined fish blocking net is combined with the design of the U-shaped positioning groove, so that the fish net assembly can be quickly and stably installed on the support, the operation is simple and convenient, the handle groove allows the worker to easily move the connected vertical plate up and down, greatly improves the operation efficiency, and reduces the time and labor cost caused by the complex disassembly process.

[0019] 3. The anti-escape multi-mesh combined fish blocking net is combined with the fixing column and the anti-sinking plate, which ensures that the fish blocking net is not easy to sink in the underwater environment, and the use of the fixing plug further consolidates the stability of the overall structure, which effectively reduces the displacement caused by water flow or wave influence, and ensures the safety and reliability of the fish blocking net in the use process.

[0020] 4、The anti-escape multi-mesh combined fish blocking net, the setting of the L-shaped positioning plate and the threaded groove provides additional fixing guarantee for the connection of the fish blocking net, the connection between the connecting vertical plate and the fixed stand is more stable through the connection of the fastening bolt, the loosening or displacement under the action of strong water flow or external force is prevented, and the overall stability is further improved. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a whole first visual angle structure schematic diagram of the utility model;

[0022] Figure 2 It is a whole second visual angle structure schematic diagram of the utility model;

[0023] Figure 3 It is a support first visual angle structure schematic diagram in the utility model;

[0024] Figure 4 It is a support second visual angle structure schematic diagram in the utility model;

[0025] Figure 5 It is a fishing net assembly structure schematic diagram in the utility model;

[0026] In the drawing: 1, support; 10, fixed stand; 100, U-shaped positioning groove; 11, first fixed lug; 110, positioning jack; 12, fixed insertion rod; 13, threaded groove; 14, anti-trap plate; 2, fishing net assembly; 20, connecting vertical plate; 200, handle groove; 21, fish blocking net; 22, second fixed lug; 220, positioning insertion block; 23, L-shaped positioning plate; 230, mounting hole; 24, sinking plummet; 25, floating ball; 3, fastening bolt. DETAILED DESCRIPTION

[0027] The technical scheme in the embodiments of the utility model will be clearly and completely described in combination with the drawings in the embodiments of the utility model, obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0028] In the description of the utility model, it is understood that the directions or position relations indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like are the directions or position relations shown based on the drawings, and are only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as limiting the utility model.

[0029] Please refer to Figures 1-5 The utility model provides a technical scheme:

[0030] The escape-proof multi-mesh combined fish blocking net comprises a support 1, the support 1 comprises two fixed vertical columns 10 symmetrically arranged left and right, plays the role of supporting and fixing the whole fish blocking net structure, ensures the stability and the firmness, three U-shaped positioning grooves 100 symmetrically arranged left and right are arranged on the opposite sides of the two fixed vertical columns 10, the U-shaped positioning groove 100 is used for accommodating the connecting vertical plate 20, provides preliminary positioning and support, makes the structure more stable, meanwhile, the design of the U-shaped positioning groove 100 also facilitates quick installation and disassembly of the fishing net assembly 2, and the fishing net assembly 2 is arranged between the two U-shaped positioning grooves 100 symmetrically arranged left and right.

[0031] The fishing net assembly 2 comprises two connecting vertical plates 20 symmetrically arranged left and right, the fish blocking net 21 is arranged between the two connecting vertical plates 20, the pull handle groove 200 is arranged on the front side of the connecting vertical plate 20 and close to the top, the pull handle groove 200 facilitates the up-and-down movement of the connecting vertical plate 20 by the staff, so that the disassembly operation of the connecting vertical plate 20 is facilitated, the connecting vertical plate 20 is located in the U-shaped positioning groove 100, the height of the connecting vertical plate 20 is greater than the height of the fixed vertical column 10, the depth of the U-shaped positioning groove 100 is half the length of the connecting vertical plate 20, the U-shaped positioning groove 100 plays the role of positioning the connecting vertical plate 20, and the preliminary fixing position of the connecting vertical plate 20 can be realized by cooperating with the positioning insertion hole 110 and the positioning insertion block 220.

[0032] The opposite sides of the two fixed columns 10 and the front edge of the U-shaped positioning groove 100 are provided with three first fixing protrusions 11 arranged in an equidistant manner from top to bottom, which can further fix the connection of the vertical plate 20 and prevent displacement under the action of strong water flow or waves. The top of the first fixing protrusion 11 is provided with a positioning insertion hole 110, which is matched with the corresponding second fixing protrusion 22 on the connection vertical plate 20. The front side of the connection vertical plate 20 is provided with three second fixing protrusions 22 arranged in an equidistant manner from top to bottom. The bottom of the second fixing protrusion 22 is provided with a positioning insertion block 220 which is inserted into the positioning insertion hole 110, so as to ensure that the connection vertical plate 20 will not easily fall off during use, thereby increasing the safety and stability of use.

[0033] In this embodiment, the bottom of the fixed column 10 is provided with a plurality of fixed insertion rods 12 which are inserted into the pool bottom, so as to ensure the position of the fixed column 10 and increase the stability of the overall structure in the underwater environment. The bottom of the front and rear sides of the fixed column 10 is provided with an anti-sinking plate 14 which can prevent the sinking of the fixed column 10 and ensure the reliability of the fish barrier net 21 in the underwater environment.

[0034] Specifically, the opposite sides of the two connection vertical plates 20 and the positions close to the top are both provided with an L-shaped positioning plate 23. The inner side of the L-shaped positioning plate 23 is matched with the outer side of the fixed column 10, so as to preliminarily connect the L-shaped positioning plate 23 with the fixed column 10.

[0035] Further, the opposite sides of the two fixed columns 10 and the positions close to the top are both provided with three threaded grooves 13 arranged in an equidistant manner from front to back. The outer side of the L-shaped positioning plate 23 is provided with a mounting hole 230 which is connected with a fastening bolt 3. The threaded end of the fastening bolt 3 is threadedly connected with the threaded groove 13. The position of the L-shaped positioning plate 23 and the fixed column 10 is fixed through the fastening bolt 3, so as to ensure the stability of the connection between the connection vertical plate 20 and the fixed column 10 and avoid displacement caused by water flow or external force.

[0036] Further, the height of the positioning insertion block 220 is 5-10 cm. The height of the positioning insertion block 220 is greater than the height of the inner side of the L-shaped positioning plate 23. The positioning insertion block 220 can be moved out of the positioning insertion hole 110 by short-distance upward movement of the worker, so as to facilitate the disassembly of the connection vertical plate 20 and improve the work efficiency.

[0037] Further, the bottom of the fish barrier net 21 is provided with a plurality of sinking weights 24 which can increase the weight of the net and ensure the stability of the fish barrier net 21 in water without floating. The top of the fish barrier net 21 is provided with a plurality of floating balls 25 which can form a certain buoyancy on the water surface, so as to maintain the overall structure of the fish barrier net 21 from sinking and increase the visibility and operability of the fishing net.

[0038] Further, the mesh size of the fish barrier 21 in the three fish net assemblies 2 decreases from front to back, and multiple mesh fish barriers 21 are arranged, which effectively prevents fish of different sizes from escaping and improves the anti-escape effect of the fish barrier 21, ensuring the safety of the farmed fish.

[0039] In use, the anti-escape multi-mesh combined fish barrier of the embodiment is placed in water in a suitable position in the aquaculture area, the bottom fixing rods 12 of the two fixed columns 10 are inserted into the pool bottom stably, then the connecting vertical plates 20 of the fish net assemblies 2 are placed into the U-shaped positioning grooves 100 to be stable and preliminarily fixed, then the workers can easily move the connecting vertical plates 20 downward by using the handle grooves 200 on the front side of the connecting vertical plates 20, so that the installation operation of the connecting vertical plates 20 is facilitated.

[0040] After the connecting vertical plates 20 are adjusted to a suitable position, the positioning plugs 220 are inserted into the positioning holes 110 to further strengthen the fixation of the connecting vertical plates 20 and prevent displacement caused by water flow or waves, then the L-shaped positioning plates 23 are connected with the fixed columns 10 by using the fastening bolts 3, the stability of the connection is ensured by the threaded grooves 13, finally, the bottom sinking weights 24 of the fish barriers 21 are stably kept on the pool bottom, and the floating balls 25 on the top keep the visibility and operability of the fish barriers, workers can adjust the mesh size of the fish barriers 21 in the fish net assemblies 2 according to the activity habits of different fish to effectively prevent fish of different sizes from escaping and ensure the safety of the farmed fish.

[0041] The basic principle, main features and advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above embodiments, the above embodiments and the description in the specification are only preferred examples of the utility model and are not used to limit the utility model, various changes and improvements of the utility model can be made without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The protection scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An escape-prevention multi-mesh combined fish barrier net, including a support frame (1), characterized in that: The bracket (1) includes two fixed columns (10) arranged symmetrically on the left and right. Each of the two fixed columns (10) has three U-shaped positioning grooves (100) arranged equidistantly on opposite sides. A fishing net assembly (2) is provided between the two U-shaped positioning grooves (100) arranged symmetrically on the left and right. The fishing net assembly (2) includes two connecting vertical plates (20) arranged symmetrically on the left and right. A fish-blocking net (21) is provided between the two connecting vertical plates (20). A handle groove (200) is provided on the front side and near the top of the connecting vertical plate (20). The plate (20) is located in the U-shaped positioning groove (100). Three first fixing protrusions (11) are arranged vertically and equidistantly on the opposite sides of the two fixed columns (10) and at the front edge of the U-shaped positioning groove (100). The top of the first fixing protrusions (11) is provided with a positioning insertion hole (110). The front side of the connecting vertical plate (20) is provided with three second fixing protrusions (22) arranged vertically and equidistantly. The bottom of the second fixing protrusions (22) is provided with a positioning insertion block (220). The positioning insertion block (220) is inserted into the positioning insertion hole (110).

2. The escape-prevention multi-mesh combined fish barrier net according to claim 1, characterized in that: The bottom of the fixed column (10) is provided with multiple fixed rods (12), and the bottom of the front and rear sides of the fixed column (10) is provided with anti-sinking plates (14).

3. The escape-prevention multi-mesh combined fish barrier net according to claim 1, characterized in that: L-shaped positioning plates (23) are provided on the opposite sides of the two connecting vertical plates (20) near the top. The inner side of the L-shaped positioning plate (23) is in contact with the outer side of the fixed column (10).

4. The escape-prevention multi-mesh combined fish barrier net according to claim 3, characterized in that: Three threaded grooves (13) are provided on the opposite sides of the two fixed columns (10) near the top, and are arranged at equal intervals. An installation hole (230) is provided on the outer side of the L-shaped positioning plate (23). A fastening bolt (3) is connected to the installation hole (230), and the threaded end of the fastening bolt (3) is threaded into the threaded groove (13).

5. The escape-prevention multi-mesh combined fish barrier net according to claim 3, characterized in that: The height of the positioning block (220) is 5-10cm, and the height of the positioning block (220) is greater than the height of the inner side of the L-shaped positioning plate (23).

6. The escape-prevention multi-mesh combined fish barrier net according to claim 1, characterized in that: The bottom of the fish-blocking net (21) is provided with multiple sinkers (24), and the top of the fish-blocking net (21) is provided with multiple floats (25).

7. The escape-prevention multi-mesh combined fish barrier net according to claim 1, characterized in that: The mesh size of the fish-blocking net (21) in the three fishing net components (2) decreases sequentially from front to back.

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