Monitoring electronic fence for high-stability ship

Abstract

The invention belongs to the field of electronic fences, and particularly relates to a high-stability marine monitoring electronic fence which comprises a middle rod, the bottom end of the middle rod is fixedly connected to a mounting base, the top end of the middle rod is fixedly connected with a camera base, and the camera base is rotationally connected with a camera body. The middle rod is sleeved with three sets of fixing rings, the bottom ends of the fixing rings are fixedly connected with torsional springs, the bottom ends of the torsional springs are fixedly connected with the middle rod, annular grooves are used for fixing alloy wires, the alloy wires are slidably connected with sliding blocks, and the front ends of the sliding blocks are rotatably connected with a pushing rod; through the structural design of the adjusting mechanism, when the alloy wire shakes greatly, the push rod can push the sliding block to move on the alloy wire, so that the position of the sliding block on the alloy wire is adjusted, the sliding block is closer to the middle of the alloy wire, the shaking amplitude of the middle of the alloy wire is reduced, the alloy wire is kept stable, and the service life of the alloy wire is prolonged. And the stability of the alloy wire is improved.

Description

Technical Field

[0001] The invention relates to the field of electronic fences, in particular to a high-stability marine monitoring electronic fence. Background Art

[0002] Electronic fences are currently the most advanced perimeter anti-theft alarm system, which can ensure that management personnel can understand the situation in the alarm area in a timely manner. Installing electronic fences on ships can improve the safety of routes. Since ships often encounter bumps during navigation, electronic fences need to have higher stability.

[0003] According to the patent document CN202111083336.5, a high-stability ship monitoring electronic fence is proposed, including a preset local mass type dynamic characteristic self-adjusting main body, a contradictory type shearing type multi-ring dynamic characteristic magnetic positioning bearing rod stabilization device, a contradictory type shearing type multi-ring dynamic characteristic magnetic positioning intermediate rod stabilization device, a gravity compensation type magnetic suspension buffer type shock absorption protection device and an all-round reciprocating rotating type cyclone circulation type dehumidification device. The present invention belongs to the technical field of high-stability ship monitoring electronic fences, and specifically refers to a high-stability ship monitoring electronic fence; according to the contradictory situation that the ship electronic fence must move during the shaking of the hull, adaptively adjust with the shaking of the deck, and must not move, and the distance between the preset local mass type dynamic characteristic self-adjusting bearing rod and the preset local mass type dynamic characteristic self-adjusting intermediate rod remains unchanged, the technical theory of the dynamic characteristic principle is creatively applied to the technical field of high-stability ship monitoring electronic fences.

[0004] However, for the ship monitoring electronic fence in the above technology, since the position of the tensioner on the alloy wire is relatively fixed, the tensioner can only move back and forth on the alloy wire through the shaking of the alloy wire, and cannot actively adjust its own position, so the tensioner plays a limited role in maintaining the stability of the alloy wire. Therefore, a high-stability ship monitoring electronic fence is proposed to address the above problem. Summary of the invention

[0005] In order to solve the problem that the position of the tensioner on the alloy wire is relatively fixed, the tensioner can only move back and forth on the alloy wire through the shaking of the alloy wire and cannot actively adjust its own position, which makes the tensioner play a limited role in maintaining the stability of the alloy wire. The present invention proposes a high-stability marine monitoring electronic fence.

[0006] The technical solution adopted by the present invention to solve its technical problems is: the high-stability marine monitoring electronic fence described in the present invention includes an intermediate rod, the bottom end of the intermediate rod is fixedly connected to the mounting base, the top end of the intermediate rod is fixedly connected to the camera base, three groups of fixing rings are sleeved on the intermediate rod, the bottom end of the fixing ring is fixedly connected to a torsion spring, the bottom end of the torsion spring is fixedly connected to the intermediate rod, an annular groove is provided on the fixing ring, the annular groove is used to fix the alloy wire, a sliding block is slidably connected to the alloy wire, the front end of the sliding block is rotatably connected to the push rod, the bottom end of the push rod is provided with an adjustment mechanism, the adjustment mechanism The mechanism includes a moving block, which is provided with three groups. The moving block is rotatably connected to the bottom end of the push rod, the moving block is threadedly connected to the rotating rod, and three sections of threads are provided on the rotating rod. The top end of the rotating rod is rotatably connected to the inner wall of the intermediate rod, the bottom end of the rotating rod is fixedly connected to the connecting rod, the bottom end of the connecting rod is inserted into the inside of the mounting base, the bottom end of the connecting rod is fixedly connected to the output shaft of the driving motor, the driving motor is fixedly connected to the bottom plate, the bottom plate is fixedly connected to the inner wall of the mounting base, the intermediate rod is provided with a vertical groove corresponding to the pushing rod, and a protective mechanism is provided inside the intermediate rod.

[0007] Preferably, the protection mechanism includes a first gear, the first gear is fixedly connected to the connecting rod, the first gear is meshed with the second gear, the second gear is fixedly connected to the input shaft of the reduction motor, the output shaft of the reduction motor is fixedly connected to the bottom end of the driving rod, the reduction motor is fixedly connected to the inner wall of the mounting base, the top of the driving rod is rotatably connected to the inner wall of the intermediate rod, the driving rod is sleeved with a driving gear, the driving gear is respectively meshed with the inner wall of the rotating circle and the rotating block, the inner wall of the rotating circle is provided with a tooth groove, the rotating circle is rotatably connected to the inner wall of the intermediate rod, the rotating block is fixedly connected to the ring, the ring is sleeved on the mounting groove, the mounting groove is provided on the rotating rod, the ring is fixedly connected with the second protection rod, the rotating circle is fixedly connected with the first protection rod, the intermediate rod is provided with an arc groove corresponding to the first protection rod and the second protection rod, and the first protection rod and the second protection rod are both hollow in design.

[0008] Preferably, a lifting assembly is provided on the camera body, and the lifting assembly includes a protective sleeve, which is sleeved on the camera base, and the bottom end of the protective sleeve is in contact with the top end of the middle rod. The bottom end of the protective sleeve is fixedly connected with an abutment rod, and the abutment rod is inserted inside the middle rod. The abutment rod is located directly above the top rod, and the top rod is fixedly connected to the moving block at the top.

[0009] Preferably, three groups of plug posts are fixedly connected to the top of the moving block, three groups of support members are fixedly connected to the inner wall of the intermediate rod, and the support members are provided with holes corresponding to the plug posts, and the holes are aligned with the plug posts.

[0010] Preferably, the bottom ends of the first protective rod and the second protective rod are fixedly connected to a support block, the support block is L-shaped, the support block is slidably connected inside a support ring, a rotating groove matching the shape of the support block is provided on the support ring, the support ring is fixedly connected to the middle rod, and the support ring is located below the fixed ring.

[0011] Preferably, a sleeve block is fixedly connected to the moving block, and the sleeve block is sleeved on the driving rod.

[0012] Preferably, an extension column is sleeved on the outer side of the connecting rod, and the extension column is fixedly connected to the top end of the inner wall of the mounting base.

[0013] Preferably, three groups of guide rods are inserted inside the protective sleeve, the bottom ends of the guide rods are fixedly connected to the top ends of the middle rods, and the top ends of the guide rods are kept level with the top ends of the protective sleeves.

[0014] Preferably, the abutment rod is inserted into one group of support members, and the support members in this group are provided with insertion holes corresponding to the abutment rod.

[0015] Preferably, a plurality of drainage holes are provided at the bottom end of the intermediate rod, and the plurality of drainage holes are distributed in a circular pattern on the bottom end of the intermediate rod.

[0016] The present invention is beneficial in that: 1. The present invention adopts the structural design of the adjustment mechanism. When the alloy wire shakes significantly, the push rod can push the sliding block to move on the alloy wire, so as to adjust the position of the sliding block on the alloy wire and make the sliding block closer to the middle of the alloy wire, thereby reducing the shaking amplitude of the middle of the alloy wire, thereby keeping the alloy wire stable and improving the stability of the alloy wire. This solves the problem that the position of the wire tensioner on the alloy wire in the prior art is relatively fixed, so the wire tensioner can only move back and forth on the alloy wire through the shaking of the alloy wire and cannot actively adjust its own position, so that the wire tensioner plays a relatively limited role in maintaining the stability of the alloy wire.

[0017] 2. The present invention adopts the structural design of the protection mechanism. When the push rod pushes the sliding block to move on the alloy wire, the first protection rod and the second protection rod will also rotate to both sides respectively. When the first protection rod and the second protection rod are rotated to the maximum angle, a section of the alloy wire close to the middle rod can be protected to reduce the impact on the alloy wire, avoid major damage to the alloy wire, and ensure that the alloy wire near the connection position between the alloy wire and the middle rod will not break easily.

[0018] 3. Through the structural design of the lifting component of the present invention, when the electronic fence encounters a large impact, the protective sleeve will be lifted upward and sleeved on the camera body. The protective sleeve can protect the surroundings of the camera body to reduce the impact on the camera body and ensure that the outer shell and internal structure of the camera body are not easily damaged, so as to facilitate the normal operation of the camera body. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the present invention 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 present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention; Figure 2 It is a schematic diagram of the connection structure of the intermediate rod of the present invention; Figure 3 It is a schematic diagram of the cross-sectional structure of the present invention; Figure 4 It is a schematic diagram of the connection structure of the connecting rod of the present invention; Figure 5 It is a schematic diagram of the connection structure of the first protection rod and the second protection rod of the present invention; Figure 6 It is a schematic diagram of the connection structure of the top moving block of the present invention; Figure 7 It is a schematic diagram of the structure inside the middle rod of the present invention; Figure 8 It is a schematic diagram of the structure inside the mounting base of the present invention; Fig. 9 It is a schematic diagram of the installation structure of the protective sleeve of the present invention; Fig.10 It is a schematic diagram of a top cross-sectional structure of the present invention; Fig.11 It is a schematic diagram of the cross-sectional structure of the fixing ring of the present invention.

[0021] In the figure: 1. middle rod; 20. mounting base; 21. fixing ring; 22. alloy wire; 23. sliding block; 24. pushing rod; 25. moving block; 26. rotating rod; 27. connecting rod; 28. first gear; 29. ​​driving motor; 30. second gear; 31. reduction motor; 32. sleeve block; 33. driving rod; 34. bottom plate; 35. extension column; 36. driving gear; 37. mounting groove; 38. rotating circle; 39. first protective rod; 40. rotating block; 41. sleeve ring; 42. supporting block; 43. second protective rod; 44. supporting ring; 45. push rod; 46. plug column; 47. abutting rod; 48. protective sleeve; 49. camera base; 50. camera body; 51. guide rod; 52. drainage hole; 53. supporting member; 54. torsion spring. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention. Embodiment 1

[0023] See also Figure 1 - Fig.11 As shown, a high-stability marine monitoring electronic fence includes an intermediate pole 1, the bottom end of the intermediate pole 1 is fixedly connected to the mounting base 20, the top end of the intermediate pole 1 is fixedly connected to a camera base 49, the camera base 49 is rotatably connected to a camera body 50, three sets of fixing rings 21 are sleeved on the intermediate pole 1, the bottom end of the fixing ring 21 is fixedly connected to a torsion spring 54, the bottom end of the torsion spring 54 is fixedly connected to the intermediate pole 1, an annular groove is provided on the fixing ring 21, the annular groove is used to fix the alloy wire 22, a sliding block 23 is slidably connected to the alloy wire 22, the front end of the sliding block 23 is rotatably connected to a push rod 24, and an adjustment mechanism is provided at the bottom end of the push rod 24, and the adjustment mechanism includes The movable block 25 is provided with three groups. The movable block 25 is rotatably connected with the bottom end of the push rod 24. The movable block 25 is threadedly connected to the rotating rod 26. The rotating rod 26 is provided with three sections of threads. The top of the rotating rod 26 is rotatably connected with the inner wall of the intermediate rod 1. The bottom end of the rotating rod 26 is fixedly connected with the connecting rod 27. The bottom end of the connecting rod 27 is inserted into the inside of the mounting base 20. The bottom end of the connecting rod 27 is fixedly connected with the output shaft of the driving motor 29. The driving motor 29 is fixedly connected to the bottom plate 34. The bottom plate 34 is fixedly connected to the inner wall of the mounting base 20. The intermediate rod 1 is provided with a vertical groove corresponding to the pushing rod 24. The inside of the intermediate rod 1 is provided with a protective mechanism. Through the structural design of the adjustment mechanism, when a large amplitude of shaking occurs on the alloy wire 22, the push rod 24 can push the sliding block 23 to move on the alloy wire 22, so as to adjust the position of the sliding block 23 on the alloy wire 22, so that the sliding block 23 is closer to the middle of the alloy wire 22, thereby reducing the amplitude of shaking in the middle of the alloy wire 22, and then keeping the alloy wire 22 stable, thereby improving the stability of the alloy wire 22. During operation, when a large amplitude of shaking occurs on the alloy wire 22, in order to stabilize the alloy wire 22 as soon as possible, the drive motor 29 is first started and driven to drive the connecting rod 27 to rotate, and the connecting rod 27 is connected to the bottom end of the rotating rod 26 to drive the rotating rod 26 to rotate. There are three sections of threads on it and three groups of moving blocks 25 are connected by threads. The moving blocks 25 will move on the rotating rod 26. The two sides of the moving blocks 25 are rotatably connected to the bottom end of the pushing rod 24. Therefore, when the moving block 25 moves upward along the rotating rod 26, the pushing rod 24 can push the sliding block 23 to slide on the alloy wire 22. The position of the sliding block 23 on the alloy wire 22 will be closer to the middle part of the alloy wire 22, so as to reduce the shaking amplitude of the alloy wire 22, so that the alloy wire 22 can remain stable, thereby improving the stability of the alloy wire 22. Three groups of fixing rings 21 are fixed on the middle rod 1, and an annular groove is provided on the fixing ring 21, so that the alloy wire 22 can be wound around the fixing ring 21 to complete fixation.

[0024] Furthermore, the protection mechanism includes a first gear 28, the first gear 28 is fixedly connected to the connecting rod 27, the first gear 28 is meshed with the second gear 30, the second gear 30 is fixedly connected to the input shaft of the reduction motor 31, the output shaft of the reduction motor 31 is fixedly connected to the bottom end of the driving rod 33, the reduction motor 31 is fixedly connected to the inner wall of the mounting base 20, the top end of the driving rod 33 is rotatably connected to the inner wall of the intermediate rod 1, and the driving rod 33 is sleeved with a driving gear 36, and the driving gear 36 is respectively connected to the inner wall of the rotating circle 38. The rotating block 40 is meshed with the rotating ring 38, and a tooth groove is provided on the inner wall of the rotating ring 38. The rotating ring 38 is rotatably connected to the inner wall of the intermediate rod 1. The rotating block 40 is fixedly connected to the ferrule 41, and the ferrule 41 is sleeved on the mounting groove 37. The mounting groove 37 is provided on the rotating rod 26. The second protection rod 43 is fixedly connected to the ferrule 41, and the first protection rod 39 is fixedly connected to the rotating ring 38. The intermediate rod 1 is provided with an arc groove corresponding to the first protection rod 39 and the second protection rod 43. The first protection rod 39 and the second protection rod 43 are both hollow-out designs. Through the structural design of the protection mechanism, when the push rod 24 pushes the sliding block 23 to move on the alloy wire 22, the first protection rod 39 and the second protection rod 43 will also rotate to both sides respectively. When the first protection rod 39 and the second protection rod 43 rotate to the maximum angle, the section of the alloy wire 22 close to the middle rod 1 can be protected to reduce the impact on the alloy wire 22, avoid major damage to the alloy wire 22, and ensure that the alloy wire 22 near the connection position between the alloy wire 22 and the middle rod 1 will not break easily. When working, the bottom end of the connecting rod 27 is removed. In addition to being connected to the output shaft of the driving motor 29, a first gear 28 is also fixed. The first gear 28 meshes with the second gear 30 to transmit the rotation of the output shaft of the driving motor 29. The second gear 30 is connected to the reduction motor 31. The reduction motor 31 can adjust the speed on the output shaft of the driving motor 29 and increase the torque so that the driving gear 36 can smoothly drive the rotating circle 38 and the rotating block 40 to rotate. The driving gear 36 is fixed on the driving rod 33 and meshes with the rotating circle 38 and the rotating block 40. The driving gear 36 is in the process of rotating. In the embodiment of the present invention, the rotating circle 38 and the rotating block 40 will rotate in opposite directions, the rotating block 40, the ring 41 and the second protection rod 43 are connected together, and the second protection rod 43 will rotate synchronously when the rotating block 40 rotates. Similarly, the rotating circle 38 will also drive the first protection rod 39 to rotate synchronously. When the first protection rod 39 and the second protection rod 43 rotate to the maximum angle, the first protection rod 39 and the second protection rod 43 will be close to the alloy wire 22 and provide protection for the rear end of the alloy wire 22, which can reduce the shaking amplitude of the alloy wire 22 and reduce the alloy The impact on the wire 22, wherein the first protective rod 39 and the second protective rod 43 are both hollowed out to reduce the weight of the first protective rod 39 and the second protective rod 43 themselves, a torsion spring 54 is fixed to the bottom end of the fixing ring 21, the alloy wire 22 may become longer when shaking, the torsion spring 54 can provide a certain tension for the alloy wire 22, thereby playing a certain role in winding the alloy wire 22, so that the alloy wire 22 can be kept taut, avoiding the alloy wire 22 from being too loose, the fixing ring 21 is mounted on the middle rod 1, and can be rotated at a certain angle.

[0025] Furthermore, a lifting assembly is provided on the camera body 50, and the lifting assembly includes a protective sleeve 48, which is sleeved on the camera base 49, and the bottom end of the protective sleeve 48 contacts the top end of the middle rod 1, and the bottom end of the protective sleeve 48 is fixedly connected with an abutment rod 47, which is inserted into the middle rod 1, and the abutment rod 47 is located directly above the top rod 45, and the top rod 45 is fixedly connected to the top moving block 25; Through the structural design of the lifting component, when the electronic fence encounters a large impact, the protective sleeve 48 will be lifted upward and sleeved on the camera body 50. The protective sleeve 48 can protect the surroundings of the camera body 50 to reduce the impact on the camera body 50 and ensure that the outer shell and internal structure of the camera body 50 are not easily damaged, so as to facilitate the normal operation of the camera body 50. During operation, when the moving block 25 moves on the rotating rod 26, a top rod 45 is fixed on the top moving block 25. When the top rod 45 moves upward, it will abut against the bottom end of the abutment rod 47 and lift the abutment rod 47. The abutment rod 47 is fixed on the bottom end of the protective sleeve 48, and the protective sleeve 48 will be lifted upward. When the protective sleeve 48 is lifted to the maximum height, the protective sleeve 48 will be sleeved on the outside of the camera body 50 to provide protection for the camera body 50, so as to reduce the impact on the camera body 50 and ensure that the camera body 50 will not be severely damaged.

[0026] Furthermore, three groups of plug posts 46 are fixedly connected to the top of the moving block 25, and three groups of support members 53 are fixedly connected to the inner wall of the intermediate rod 1. The support members 53 are provided with holes corresponding to the plug posts 46, and the holes are aligned with the plug posts 46; During operation, the plug posts 46 are fixed on the top of the moving block 25 and are provided in three groups. Three groups of support members 53 are also fixed on the inner wall of the middle rod 1. When the moving block 25 moves to the maximum position on the rotating rod 26, the plug posts 46 fixed on the moving block 25 will be inserted into the holes opened at the bottom ends of the support members 53. At this time, the support members 53 can support the inner wall of the middle rod 1 to ensure the overall strength of the middle rod 1 and avoid large shaking of the middle rod 1. The top of the support member 53 is located below the rotating circle 38 and the rotating block 40 to avoid affecting the normal rotation of the rotating circle 38 and the rotating block 40.

[0027] Furthermore, the bottom ends of the first protection rod 39 and the second protection rod 43 are both fixedly connected with a support block 42, the support block 42 is L-shaped, the support block 42 is slidably connected inside a support ring 44, a rotation groove matching the shape of the support block 42 is provided on the support ring 44, the support ring 44 is fixedly connected to the middle rod 1, and the support ring 44 is located below the fixed ring 21; During operation, when the first protective rod 39 and the second protective rod 43 rotate, the support block 42 fixed at the bottom end of the first protective rod 39 and the second protective rod 43 will slide on the support ring 44, so as to provide support for the bottom end of the first protective rod 39 and the second protective rod 43 when they rotate through the support block 42 and the support ring 44, thereby ensuring the stable rotation of the first protective rod 39 and the second protective rod 43.

[0028] Furthermore, a sleeve block 32 is fixedly connected to the moving block 25, and the sleeve block 32 is sleeved on the driving rod 33; During operation, the sleeve block 32 is fixed on the moving block 25 and sleeved on the driving rod 33. The sleeve block 32 can provide support for the driving rod 33 to ensure the stable rotation of the driving rod 33. At the same time, the driving rod 33 can also guide the movement of the moving block 25 on the rotating rod 26 to facilitate the stable movement of the moving block 25.

[0029] Furthermore, an extension column 35 is sleeved on the outer side of the connecting rod 27, and the extension column 35 is fixedly connected to the top end of the inner wall of the mounting base 20; During operation, the extension column 35 is sleeved on the connecting rod 27. The extension column 35 can provide additional support for the connecting rod 27, which helps to reduce the vibration generated by the connecting rod 27 during power transmission, so as to facilitate the smooth operation of the drive motor 29. At the same time, the extension column 35 can also protect the connecting rod 27 to prevent the connecting rod 27 from being eroded by the external environment. The connecting rod 27 can maintain a good working condition, so as to facilitate the long-term operation of the connecting rod 27.

[0030] Furthermore, three sets of guide rods 51 are inserted inside the protective sleeve 48, the bottom ends of the guide rods 51 are fixedly connected to the top ends of the intermediate rods 1, and the top ends of the guide rods 51 are kept level with the top ends of the protective sleeve 48; During operation, three sets of guide rods 51 are inserted into the protective sleeve 48. When the protective sleeve 48 is lifted upward, the movement of the protective sleeve 48 can be guided to ensure its stable movement while ensuring that the protective sleeve 48 will not easily slip out of the camera base 49. When the bottom end of the protective sleeve 48 contacts the top end of the middle rod 1, the top end of the guide rod 51 will remain level with the top end of the protective sleeve 48, preventing the top end of the guide rod 51 from blocking the camera body 50. Embodiment 2

[0031] See also Figure 8 As shown, comparative example 1 is another embodiment of the present invention, the abutment rod 47 is inserted into one group of support members 53, and the group of support members 53 is provided with a plug hole corresponding to the abutment rod 47; During operation, multiple groups of support members 53 are provided and fixed on the inner wall of the middle rod 1. Among the three groups of support members 53 at the top, one group of support members 53 will be located below the abutment rod 47. In order to ensure the normal movement of the abutment rod 47, corresponding sockets are opened on this group of support members 53 to ensure that the top rod 45 and the abutment rod 47 can pass through this group of support members 53 normally.

[0032] The bottom end of the middle rod 1 is provided with a plurality of drainage holes 52, and the plurality of drainage holes 52 are distributed in a circumferential manner on the bottom end of the middle rod 1; During operation, a drainage hole 52 is opened at the bottom end of the middle rod 1 to discharge the seawater inside the middle rod 1 , thereby ensuring that the accumulated water inside the middle rod 1 can be discharged smoothly and preventing seawater from accumulating inside the middle rod 1 .

[0033] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, and these changes and improvements all fall within the scope of the present invention to be protected.

Claims

1. A high-stability marine monitoring electronic fence, comprising an intermediate rod (1), the bottom end of the intermediate rod (1) being fixedly connected to a mounting base (20), the top end of the intermediate rod (1) being fixedly connected to a camera base (49), a camera body (50) being rotatably connected to the camera base (49), three sets of fixing rings (21) being sleeved on the intermediate rod (1), the bottom end of the fixing ring (21) being fixedly connected to a torsion spring (54), the bottom end of the torsion spring (54) being fixedly connected to the intermediate rod (1), an annular groove being formed on the fixing ring (21), the annular groove being used to fix an alloy wire (22), a sliding block (23) being slidably connected to the alloy wire (22), characterized in that: The front end of the sliding block (23) is rotatably connected to the push rod (24); the bottom end of the push rod (24) is provided with an adjustment mechanism; the adjustment mechanism comprises a moving block (25); the moving block (25) is provided with three groups; the moving block (25) is rotatably connected to the bottom end of the push rod (24); the moving block (25) is threadedly connected to a rotating rod (26); the rotating rod (26) is provided with three sections of threads; the top end of the rotating rod (26) is rotatably connected to the inner wall of the middle rod (1); the rotating rod (26) is provided with a plurality of threads; The bottom end of the moving rod (26) is fixedly connected to the connecting rod (27), the bottom end of the connecting rod (27) is inserted into the interior of the mounting base (20), the bottom end of the connecting rod (27) is fixedly connected to the output shaft of the driving motor (29), the driving motor (29) is fixedly connected to the bottom plate (34), the bottom plate (34) is fixedly connected to the inner wall of the mounting base (20), the middle rod (1) is provided with a vertical groove corresponding to the pushing rod (24), and a protective mechanism is provided inside the middle rod (1).

2. The high-stability marine monitoring electronic fence according to claim 1 is characterized by: The protection mechanism comprises a first gear (28), the first gear (28) being fixedly connected to the connecting rod (27), the first gear (28) being meshed with a second gear (30), the second gear (30) being fixedly connected to the input shaft of a reduction motor (31), the output shaft of the reduction motor (31) being fixedly connected to the bottom end of a driving rod (33), the reduction motor (31) being fixedly connected to the inner wall of a mounting base (20), the top end of the driving rod (33) being rotatably connected to the inner wall of the intermediate rod (1), the driving rod (33) being sleeved with a driving gear (36), the driving gear (36) being respectively connected to the inner wall of a rotating circle (38) and a rotating block ( The rotating ring (38) is meshed with the intermediate rod (1), the inner wall of which is provided with a tooth groove, the rotating ring (38) is rotatably connected to the inner wall of the intermediate rod (1), the rotating block (40) is fixedly connected to the ring (41), the ring (41) is sleeved on the mounting groove (37), the mounting groove (37) is provided on the rotating rod (26), the ring (41) is fixedly connected with a second protective rod (43), the rotating ring (38) is fixedly connected with a first protective rod (39), the intermediate rod (1) is provided with an arc groove corresponding to the first protective rod (39) and the second protective rod (43), and the first protective rod (39) and the second protective rod (43) are both hollow-out in design.

3. The high-stability marine monitoring electronic fence according to claim 1 is characterized by: The camera body (50) is provided with a lifting assembly, the lifting assembly comprising a protective sleeve (48), the protective sleeve (48) being sleeved on the camera base (49), the bottom end of the protective sleeve (48) being in contact with the top end of the intermediate rod (1), the bottom end of the protective sleeve (48) being fixedly connected to an abutment rod (47), the abutment rod (47) being inserted into the interior of the intermediate rod (1), the abutment rod (47) being located directly above the top rod (45), and the top rod (45) being fixedly connected to the top moving block (25).

4. The high-stability marine monitoring electronic fence according to claim 3 is characterized by: Three groups of plug posts (46) are fixedly connected to the top of the moving block (25), and three groups of support members (53) are fixedly connected to the inner wall of the intermediate rod (1). Holes corresponding to the plug posts (46) are formed on the support members (53), and the holes are aligned with the plug posts (46).

5. The high-stability marine monitoring electronic fence according to claim 2 is characterized by: The bottom ends of the first protective rod (39) and the second protective rod (43) are both fixedly connected to a support block (42), the support block (42) being designed in an L shape, the support block (42) being slidably connected inside a support ring (44), the support ring (44) being provided with a rotation groove matching the shape of the support block (42), the support ring (44) being fixedly connected to the middle rod (1), and the support ring (44) being located below the fixed ring (21).

6. The high-stability marine monitoring electronic fence according to claim 4 is characterized by: A sleeve block (32) is fixedly connected to the moving block (25), and the sleeve block (32) is sleeved on the driving rod (33).

7. The high-stability marine monitoring electronic fence according to claim 2 is characterized by: An extension column (35) is sleeved on the outer side of the connecting rod (27), and the extension column (35) is fixedly connected to the top end of the inner wall of the mounting base (20).

8. The high-stability marine monitoring electronic fence according to claim 3 is characterized by: Three groups of guide rods (51) are inserted into the interior of the protective sleeve (48), the bottom ends of the guide rods (51) are fixedly connected to the top ends of the intermediate rods (1), and the top ends of the guide rods (51) are kept level with the top ends of the protective sleeve (48).

9. The high-stability marine monitoring electronic fence according to claim 3 is characterized by: The abutment rod (47) is inserted into one group of support members (53), and the support members (53) in the group are provided with insertion holes corresponding to the abutment rod (47).

10. The high-stability marine monitoring electronic fence according to claim 5, characterized in that: A plurality of groups of drainage holes (52) are provided at the bottom end of the middle rod (1), and the plurality of groups of drainage holes (52) are distributed in a circular pattern on the bottom end of the middle rod (1).

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