Fishing net for biodiversity monitoring

Abstract

The utility model discloses a fishing net for biodiversity monitoring, and relates to the technical field of biodiversity monitoring. When the net body is damaged and needs to be replaced, the end of the net body can be separated from the gear by rotating the threaded limiting rod, limiting on the gear ring can be relieved, the arc-shaped sliding block can be pulled to move through the force of the arc-shaped spring, and therefore the net body can be replaced. A connecting rod can drive a gear ring and a gear to rotate, an arc-shaped limiting block is separated from an arc-shaped limiting hole, a fixing ring is moved away, a circular block is separated from a circular hole, then a new fixing ring with a net body and the circular block can be installed, after the circular block is inserted into the circular hole, the gear can be shifted to drive the gear ring to rotate, and an arc-shaped sliding block can move; the arc-shaped limiting block is inserted into the arc-shaped limiting hole, and after the hole in the gear is aligned with the threaded limiting rod, the threaded limiting rod is rotated to be inserted into the gear, so that limiting is carried out, and replacement is completed.

Description

Technical Field

[0001] The utility model relates to the technical field of biodiversity monitoring, in particular to a fishing net for biodiversity monitoring. Background Art

[0002] Biodiversity is the ecological complex formed by organisms and their environment and the integration of various ecological processes related to it, including animals, plants, microorganisms and the genes they possess as well as the complex ecosystems formed by them and their living environment. When monitoring the biodiversity of water bodies, it is necessary to monitor and count many different types of organisms, such as plants, microorganisms and animals. Among the animals in the water, fish account for the vast majority, so the detection of fish diversity in water bodies is particularly important. When detecting fish diversity in a certain water area, it is necessary to use fishing nets to conduct fishing statistics.

[0003] There are still some problems in the use of existing fishing net equipment: when the existing equipment is in use, since the net body and the equipment are generally fixed together, after the net body is damaged, the net body cannot be replaced alone, resulting in the need to throw away the entire equipment, causing unnecessary losses, and the external structure of the existing equipment is relatively simple, the fishing net cannot be freely adjusted according to the actual use environment, thereby affecting the scope of application of the fishing net. In response to the above problems, the inventor proposes a fishing net for biodiversity monitoring to solve the above problems. Utility Model Content

[0004] In order to solve some problems existing in the use of existing fishing net equipment: when the existing equipment is in use, since the net body and the equipment are generally fixed together, after the net body is damaged, the net body cannot be replaced alone, resulting in the need to throw away the entire equipment, causing unnecessary losses, and the external structure of the existing equipment is relatively simple, the fishing net cannot be freely adjusted according to the actual use environment, thereby affecting the application scope of the fishing net; the purpose of the utility model is to provide a fishing net for biodiversity monitoring.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions: a fishing net for biodiversity monitoring, comprising a base plate and a fixed ring, a connecting block is fixedly provided on the outer surface of the base plate, a hollow rod is fixedly provided on the connecting block, a movable rod is movably inserted on the hollow rod, the cross-sectional shape of the movable rod is "T"-shaped, adjustment components are provided on the hollow rod and the movable rod, a net body is fixedly provided on the lower surface of the fixed ring, and replacement components are provided on the fixed ring and the base plate;

[0006] The replacement component includes an annular groove, which is provided inside the base plate, in which a gear ring is rotatably arranged, an arc-shaped groove is provided inside the base plate, the arc-shaped groove is communicated with the annular groove, an arc-shaped spring is fixedly provided on the inner surface of the arc-shaped groove, two arc-shaped springs are provided, and the arc-shaped springs are symmetrically arranged between the arc-shaped groove and the arc-shaped slider, an arc-shaped slider is fixedly provided on the other end of the arc-shaped spring, the arc-shaped slider is slidably fitted with the inner surface of the arc-shaped groove, a connecting rod is fixedly provided on the upper surface of the arc-shaped slider, and the connecting rod is fixedly connected to the lower surface of the gear ring, an arc-shaped limit block is fixedly provided on the side of the arc-shaped slider away from the arc-shaped spring, a circular hole is provided on the lower surface of the base plate, and the arc-shaped limit block movably penetrates the circular hole. A hole, a circular block is fixedly provided on the upper surface of the fixing ring, an arc-shaped limiting hole is opened on the outer surface of the circular block, the circular block is movably inserted in the circular hole, four circular blocks are provided, and the circular blocks are distributed in a ring array on the upper surface of the fixing ring, the arc-shaped limiting block is movably inserted in the arc-shaped limiting hole, a connecting plate is fixedly provided on the outer surface of the substrate, a rotating block is rotatably provided on the lower surface of the connecting plate, a gear is fixedly sleeved on the outer surface of the rotating block, an arc-shaped through groove is opened on the outer surface of the substrate, the gear passes through the arc-shaped through groove, the gear is meshed with the gear ring, the gear passes through the substrate, a threaded limiting rod is threadedly inserted on the connecting plate, and the end of the threaded limiting rod is threadedly inserted in the gear.

[0007] Preferably, the adjustment component includes a connecting hole, which is opened on the outer surface of the movable rod. There are a plurality of connecting holes, and the connecting holes are arrayed on the outer surface of the movable rod. A fixing block is fixed on the upper surface of the hollow rod, a screw is threadedly inserted on the fixing block, a sealing sleeve is fixed on the upper surface of the hollow rod, the movable rod movably passes through the sealing sleeve, and the end of the screw is threadedly inserted in the connecting hole.

[0008] Compared with the prior art, the beneficial effects of the utility model are:

[0009] 1. When the mesh body of the utility model is damaged and needs to be replaced, the end of the mesh body can be disengaged from the gear by rotating the threaded limiting rod, so that the limit on the gear ring can be released, the arc spring force can be used to pull the arc slider to move, the gear ring and the gear can be driven to rotate by the connecting rod, the arc limiting block is disengaged from the arc limiting hole, the connection between the fixing ring and the base plate is released, the fixing ring is removed, and the circular block is disengaged from the circular hole, and then a new fixing ring with a mesh body and a circular block can be replaced, and after the circular block is inserted into the circular hole, the gear can be toggled to drive the gear ring to rotate, so that the arc slider can be moved, and the arc limiting block is inserted into the arc limiting hole. After the hole on the gear is aligned with the threaded limiting rod, the threaded limiting rod is rotated to insert it into the gear, so as to complete the replacement by limiting, which is convenient for rapid replacement after the mesh body is damaged;

[0010] 2. The utility model can rotate the screw rod according to actual conditions to disengage it from one of the connecting holes. After pulling the movable rod, the length of the device can be adjusted. When adjusted to a suitable length, the screw rod can be aligned with the other connecting hole. Then, the screw rod can be rotated again to insert its end into the other connecting hole, thereby limiting it and improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0012] Figure 1 It is a schematic diagram of the structure of the utility model.

[0013] Figure 2 This is a schematic diagram of the structure of the fixing ring and the replacement assembly of the utility model.

[0014] Figure 3 For this utility model Figure 2 Enlarged structural diagram at A in the middle.

[0015] Figure 4 This is a schematic diagram of the gear structure of the utility model.

[0016] Figure 5 It is a schematic diagram of the cross-sectional structure of the adjustment component and the hollow rod of the utility model.

[0017] In the figure: 1. base plate; 11. connecting block; 12. hollow rod; 13. movable rod; 2. adjustment component; 21. round hole; 22. fixed block; 23. screw; 24. sealing sleeve; 3. fixing ring; 31. mesh body; 4. replacement component; 41. ring groove; 42. gear ring; 43. arc groove; 44. arc spring; 45. arc slider; 451. connecting rod; 46. arc limit block; 47. round hole; 48. round block; 481. arc limit hole; 49. connecting plate; 491. rotating block; 492. gear; 493. threaded limit rod; 5. arc through groove. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] Embodiment 1: Figure 1-5 As shown, the utility model provides a fishing net for biodiversity monitoring, comprising a base plate 1 and a fixing ring 3, a connecting block 11 is fixedly provided on the outer surface of the base plate 1, a hollow rod 12 is fixedly provided on the connecting block 11, a movable rod 13 is movably inserted on the hollow rod 12, an adjusting component 2 is provided on the hollow rod 12 and the movable rod 13, a net body 31 is fixedly provided on the lower surface of the fixing ring 3, and a replacement component 4 is provided on the fixing ring 3 and the base plate 1;

[0020] The replacement component 4 includes an annular groove 41, which is provided inside the base plate 1, and a gear ring 42 is rotatably provided inside the annular groove 41. An arc groove 43 is provided inside the base plate 1, and the arc groove 43 is connected to the annular groove 41. An arc spring 44 is fixedly provided on the inner surface of the arc groove 43, and an arc slider 45 is fixedly provided on the other end of the arc spring 44. The arc slider 45 slides and fits with the inner surface of the arc groove 43. A connecting rod 451 is fixedly provided on the upper surface of the arc slider 45, and the connecting rod 451 is fixedly connected to the lower surface of the gear ring 42. An arc limit block 45 is fixedly provided on the side of the arc slider 45 away from the arc spring 44. 6. A circular hole 47 is provided on the lower surface of the substrate 1, and the arc-shaped stopper 46 movably passes through the circular hole 47. A circular block 48 is fixedly provided on the upper surface of the fixing ring 3. An arc-shaped stopper hole 481 is provided on the outer surface of the circular block 48. The circular block 48 is movably inserted into the circular hole 47. The arc-shaped stopper 46 is movably inserted into the arc-shaped stopper hole 481. A connecting plate 49 is fixedly provided on the outer surface of the substrate 1. A rotating block 491 is rotatably provided on the lower surface of the connecting plate 49. A gear 492 is fixedly provided on the outer surface of the rotating block 491. The gear 492 is meshed with the gear ring 42. The gear 492 passes through the substrate 1. The connecting plate 4 9 is threadedly inserted with a threaded limiting rod 493, the end of which is threadedly inserted in the gear 492, and the gear 492 is provided with a through hole for matching with the threaded limiting rod 493. When the net body 31 is damaged and needs to be replaced, the threaded limiting rod 493 can be rotated to disengage its end from the gear 492, thereby releasing the limit on the gear ring 42, and the arc spring 44 can pull the arc slider 45 to move, and the connecting rod 451 can drive the gear ring 42 and the gear 492 to rotate, and the arc limiting block 46 is disengaged from the arc limiting hole 481, releasing the fixation. The connection between the ring 3 and the base plate 1 is to remove the fixing ring 3, and the circular block 48 is detached from the circular hole 47. Then, a new fixing ring 3 with a mesh body 31 and a circular block 48 can be replaced. After the circular block 48 is inserted into the circular hole 47, the gear 492 is turned to drive the gear ring 42 to rotate, thereby moving the arc-shaped slider 45, and the arc-shaped limit block 46 is inserted into the arc-shaped limit hole 481. After the hole on the gear 492 is aligned with the threaded limit rod 493, the threaded limit rod 493 is rotated to insert it into the gear 492, thereby limiting the replacement, which is convenient for rapid replacement after the mesh body 31 is damaged.

[0021] Two arc springs 44 are provided, and the arc springs 44 are symmetrically arranged between the arc groove 43 and the arc slider 45 .

[0022] By adopting the above technical solution, the rebound pulling force is improved.

[0023] There are four circular blocks 48 , and the circular blocks 48 are distributed in an annular array on the upper surface of the fixing ring 3 .

[0024] By adopting the above technical solution, the stability of the connection can be improved.

[0025] The cross-sectional shape of the movable rod 13 is "T"-shaped.

[0026] By adopting the above technical solution, the movable rod 13 is prevented from being separated from the hollow rod 12.

[0027] An arc-shaped through groove 5 is formed on the outer surface of the base plate 1 , and the gear 492 passes through the arc-shaped through groove 5 .

[0028] By adopting the above technical solution, the rotation of the auxiliary gear 492 is achieved.

[0029] Embodiment 2: Figure 1 As shown, the adjustment component 2 includes a connecting hole 21, which is opened on the outer surface of the movable rod 13. A fixing block 22 is fixedly provided on the upper surface of the hollow rod 12, and a screw 23 is threadedly inserted on the fixing block 22. There are a plurality of connecting holes 21, and the connecting holes 21 are arrayed on the outer surface of the movable rod 13, which is convenient for limiting after adjustment. The end of the screw 23 is threadedly inserted in the connecting hole 21, and a sealing sleeve 24 is fixedly provided on the upper surface of the hollow rod 12. The movable rod 13 movably penetrates the sealing sleeve 24 to improve the sealing performance and prevent water from entering from the connection between the movable rod 13 and the hollow rod 12. The screw 23 can be rotated according to actual conditions to disengage it from one of the connecting holes 21. After pulling the movable rod 13, the length of the equipment can be adjusted. When adjusted to a suitable length, the screw 23 can be aligned with the other connecting hole 21, and then the screw 23 is rotated again to insert its end into the other connecting hole 21, so that it can be limited and the practicality is improved.

[0030] Working principle: When the utility model is in use, when the net body 31 is damaged and needs to be replaced, the end of the threaded limiting rod 493 can be disengaged from the gear 492 by rotating it, so that the limit on the gear ring 42 can be released, and the arc-shaped slider 45 can be pulled to move by the force of the arc spring 44, and the gear ring 42 and the gear 492 can be driven to rotate by the connecting rod 451, and the arc-shaped limiting block 46 is disengaged from the arc-shaped limiting hole 481, and the connection between the fixing ring 3 and the substrate 1 is released. The fixing ring 3 is removed, and the circular block 48 is disengaged from the circular hole 47, and then a new fixing ring 3 with the net body 31 and the circular block 48 can be replaced, and after the circular block 48 is inserted into the circular hole 47, the gear 492 can be moved to bring it The movable gear ring 42 rotates to move the arc-shaped slider 45, and the arc-shaped limit block 46 is inserted into the arc-shaped limit hole 481. After the hole on the gear 492 is aligned with the threaded limit rod 493, the threaded limit rod 493 is rotated to insert it into the gear 492, thereby completing the replacement by limiting the position, which is convenient for rapid replacement after the mesh body 31 is damaged. The screw rod 23 can be rotated according to actual conditions to disengage it from one of the connecting holes 21. After pulling the movable rod 13, the length of the equipment can be adjusted. When adjusted to a suitable length, the screw rod 23 can be aligned with the other connecting hole 21, and then the screw rod 23 is rotated again to insert its end into the other connecting hole 21, thereby limiting it and improving practicality.

[0031] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A fishing net for biodiversity monitoring, comprising a base plate (1) and a fixing ring (3), characterized in that: A connecting block (11) is fixedly provided on the outer surface of the base plate (1), a hollow rod (12) is fixedly provided on the connecting block (11), a movable rod (13) is movably inserted on the hollow rod (12), an adjustment component (2) is provided on both the hollow rod (12) and the movable rod (13), a mesh body (31) is fixedly provided on the lower surface of the fixing ring (3), and a replacement component (4) is provided on both the fixing ring (3) and the base plate (1); The replacement component (4) comprises an annular groove (41), wherein the annular groove (41) is provided inside the base plate (1), a gear ring (42) is rotatably provided inside the annular groove (41), an arcuate groove (43) is provided inside the base plate (1), the arcuate groove (43) is communicated with the annular groove (41), an arcuate spring (44) is fixedly provided on the inner surface of the arcuate groove (43), an arcuate slider (45) is fixedly provided on the other end of the arcuate spring (44), the arcuate slider (45) is slidably fitted with the inner surface of the arcuate groove (43), a connecting rod (451) is fixedly provided on the upper surface of the arcuate slider (45), the connecting rod (451) is fixedly connected to the lower surface of the gear ring (42), an arcuate limit block (46) is fixedly provided on the side of the arcuate slider (45) away from the arcuate spring (44), a circular hole (47) is provided on the lower surface of the base plate (1), and the The arc-shaped limit block (46) movably passes through the circular hole (47); a circular block (48) is fixedly provided on the upper surface of the fixing ring (3); an arc-shaped limit hole (481) is provided on the outer surface of the circular block (48); the circular block (48) is movably inserted in the circular hole (47); the arc-shaped limit block (46) is movably inserted in the arc-shaped limit hole (481); a connecting plate (49) is fixedly provided on the outer surface of the base plate (1); a rotating block (491) is rotatably provided on the lower surface of the connecting plate (49); a gear (492) is fixedly sleeved on the outer surface of the rotating block (491); the gear (492) is meshed with the gear ring (42); the gear (492) passes through the base plate (1); a threaded limit rod (493) is threadedly inserted on the connecting plate (49); the end of the threaded limit rod (493) is threadedly inserted in the gear (492).

2. A fishing net for biodiversity monitoring as claimed in claim 1, characterized in that: The adjustment assembly (2) comprises a connecting hole (21), wherein the connecting hole (21) is formed on the outer surface of the movable rod (13), a fixing block (22) is fixedly provided on the upper surface of the hollow rod (12), a screw rod (23) is threadedly inserted on the fixing block (22), and an end portion of the screw rod (23) is threadedly inserted in the connecting hole (21).

3. A fishing net for biodiversity monitoring as claimed in claim 1, characterized in that: Two arc springs (44) are provided, and the arc springs (44) are symmetrically arranged between the arc groove (43) and the arc slide block (45).

4. A fishing net for biodiversity monitoring as claimed in claim 1, characterized in that: There are four circular blocks (48), and the circular blocks (48) are distributed in an annular array on the upper surface of the fixing ring (3).

5. A fishing net for biodiversity monitoring as claimed in claim 1, characterized in that: The cross-sectional shape of the movable rod (13) is "T" shaped.

6. A fishing net for biodiversity monitoring as claimed in claim 1, characterized in that: An arc-shaped through groove (5) is provided on the outer surface of the base plate (1), and the gear (492) passes through the arc-shaped through groove (5).

7. A fishing net for biodiversity monitoring as claimed in claim 2, characterized in that: A plurality of connection holes (21) are provided, and the connection holes (21) are distributed in an array on the outer surface of the movable rod (13).

8. A fishing net for biodiversity monitoring as claimed in claim 2, characterized in that: A sealing sleeve (24) is fixedly provided on the upper surface of the hollow rod (12), and the movable rod (13) movably penetrates the sealing sleeve (24).

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