A cable fixing device for iron tower

Abstract

The present invention application relates to a cable fixing device for an iron tower, comprising: a bracket, wherein a plurality of positioning holes are provided through the middle of the bracket; a bearing plate, wherein a support column is fixedly connected to the top of the bearing plate, wherein the top of the support column extends into the positioning hole, and a connecting column is fixedly connected to the bottom of the bearing plate; a fixing frame, which is arranged at the bottom of the connecting column, wherein a fixing hole is provided through the fixing frame, wherein the cable passes through and is fixed in the fixing hole, wherein the inner wall of the fixing hole is provided with a plurality of limiting arc-shaped pads arranged in a circle; and an anti-swing component, which is arranged at the bottom of the fixing frame, wherein the cable is reduced to swing at the fixing frame by the anti-swing component. The present application can effectively realize the stable fixing of the cable, prevent the cable from swinging under the action of natural wind or other external forces, and enhance the stability and service life of the entire cable fixing device.

Description

Technical Field

[0001] The present application relates to the technical field of power transmission cable fixing, and in particular to a cable fixing device for an iron tower. Background Art

[0002] At present, cable fixtures are widely used in many fields such as communications and power transmission, especially for the application of iron towers in high-voltage transmission lines. With the continuous expansion of the scale of power systems and the advancement of technology, cable fixtures must not only ensure the safety and stability of cables, but also adapt to complex and changeable natural environmental conditions to ensure the efficient operation and long-term stability of the entire transmission network.

[0003] The existing cable fixing method wraps the cable with a ring structure and fixes it on the cable by tightening screws, etc., which can meet the needs of cable fixing to a certain extent. However, the existing cable fixing devices often cannot effectively prevent the cable from swinging under the action of wind or other external forces, especially in windy environments. The swing not only increases the risk of damage to the cable itself, but also may cause excessive friction or even damage to the connection part with the tower, further threatening the reliability and safety of the power transmission system.

[0004] Therefore, it is necessary to provide a cable fixing device for an iron tower to solve one of the above technical problems. Summary of the invention

[0005] In order to solve one of the above technical problems, the present application provides a cable fixing device for an iron tower.

[0006] The present application provides a cable fixing device for a tower using the following technical solution:

[0007] A cable fixing device for an iron tower, comprising:

[0008] A bracket, wherein a plurality of positioning holes are provided through the middle of the bracket;

[0009] A load-bearing plate, wherein a support column is fixedly connected to the top of the load-bearing plate, the top of the support column extends into the positioning hole, and a connecting column is fixedly connected to the bottom of the load-bearing plate;

[0010] A fixing frame is arranged at the bottom of the connecting column, the fixing frame is provided with a fixing hole, the cable passes through and is fixed in the fixing hole, a plurality of limiting arc-shaped pads are arranged in a circle on the inner wall of the fixing hole, and the arc-shaped surface of the limiting arc-shaped pad is in contact with the outer surface of the cable; and

[0011] An anti-swing component is arranged at the bottom of the fixed frame, and the cable is lowered by the anti-swing component to swing at the fixed frame. The anti-swing component includes a mounting seat, a telescopic frame, an adjustment rod and a limit frame. The mounting seat is fixedly connected to the bottom of the fixed frame, and the tail end of the telescopic frame is arranged on one side of the installation. An adjustment groove is penetrated at the end of the telescopic frame, and the adjustment rod is adjustably arranged in the adjustment groove. A limit hole is penetrated by the limit frame, and the bottom of the limit frame is fixedly connected to the end of the adjustment rod. The limit frame wraps the outside of the end of the cable away from the fixed frame through the limit hole.

[0012] By adopting the above technical scheme, the cable fixing device for the iron tower can effectively realize the stable fixation of the cable and prevent the cable from swinging under the action of natural wind or other external forces; specifically, the cable is fixed in the fixing hole in the fixing frame, and the limiting arc-shaped pad on the inner wall of the fixing hole ensures that the cable is subjected to uniform pressure in the radial direction, thereby improving the fixing stability and reducing the risk of damage to the cable caused by concentrated force; the mounting seat, telescopic frame, adjustment rod and limiting frame in the anti-swing assembly work together to enable the cable to remain stable in a changing environment, further enhancing the safety and reliability of the entire device.

[0013] Optionally, a universal ball is rotatably arranged at the rear end of the adjustment slot, and the tail end of the adjustment rod is fixedly connected to the surface of the universal ball.

[0014] By adopting the above technical solution, the position of the adjustment rod in the adjustment slot can be made more flexible and changeable, thereby improving the adaptability of the entire anti-sway assembly to forces in different directions, and further enhancing the stability of the cable in complex environments.

[0015] Optionally, buffer components are provided around the inner wall of the adjustment groove, and the buffer components include a plurality of support blocks, a buffer plate and a spring. The support blocks are fixedly connected to the inner wall around the adjustment groove, and the tail end of the buffer plate is rotatably provided on the support blocks. The buffer plate supports the outer surface of the adjustment rod, and the spring is provided between the buffer plate and the inner wall of the adjustment groove. One end of the spring is connected to the buffer plate, and the other end is connected to the inner wall of the adjustment groove.

[0016] By adopting the above technical solution, the stability of the adjusting rod in the adjusting groove can be effectively improved, and the reliability of cable fixation can be prevented from being affected by the shaking of the adjusting rod due to external factors; specifically, by setting a buffer component, when the adjusting rod is impacted or vibrated, the buffer plate and the spring can play a good buffering role, thereby ensuring the smooth operation of the adjusting rod and enhancing the stability and service life of the entire cable fixing device.

[0017] Optionally, it also includes a clamping assembly, which is arranged at the upper and lower ends of the fixed frame. The clamping assembly includes an arc-shaped clamping piece and a connecting block. The arc-shaped clamping piece is arranged in the fixing hole at the upper and lower ends, and the connecting block is movably arranged in the upper and lower ends of the fixing hole and fixedly connected to the arc-shaped clamping piece.

[0018] By adopting the above technical solution, the stability of the cable in the fixing hole can be effectively enhanced, and the loosening or falling off of the cable caused by factors such as wind can be avoided; specifically, the arc-shaped clamping piece in the clamping assembly fits tightly with the outer surface of the cable, thereby improving the reliability of cable fixation; the movable setting of the connecting block in the upper and lower ends of the fixing hole enables the device to adapt to cables of different diameters, thereby enhancing the scope of application.

[0019] Optionally, a plurality of elastic round rods are arranged at equal intervals on the arc-shaped clamping piece, and outer surfaces of the elastic round rods are in contact with an outer surface of the cable.

[0020] By adopting the above technical solution, the contact area and friction force are increased, so that the cable is not easily displaced when subjected to external force, thereby improving the stability of cable fixation.

[0021] Optionally, it further includes a threaded rod, which passes through the fixing frame and extends into the fixing hole, the threaded rod is threadedly connected to the fixing frame at the penetration point, and the threaded rod is rotatably connected to the connecting block.

[0022] By adopting the above technical solution, the clamping force of the clamping assembly on the cable can be effectively adjusted, thereby improving the stability and reliability of cable fixation. At the same time, it is convenient to adjust the clamping force according to the outer diameter of the cable to meet the fixing requirements of cables of different diameters.

[0023] Optionally, an insulating terminal is provided on the support column.

[0024] By adopting the above technical solution, it is possible to effectively prevent the cable from leaking or short-circuiting at the supporting column, thereby improving the safety performance of the cable fixing device when used outdoors.

[0025] Optionally, a reinforcing plate is fixedly connected to the outside of the fixing frame, and the upper end of the reinforcing plate is fixedly connected to the four sides of the bearing plate by bolts.

[0026] By adopting the above technical solution, the structural strength and stability of the fixing frame are increased, so that the fixing device can be more firmly installed on the iron tower, and the reliability of the entire cable fixing device is improved; the upper end of the reinforcement plate is fixedly connected to the four sides of the bearing plate by bolts, which is convenient for installation and maintenance.

[0027] Optionally, a plurality of splicing plates are provided on the top of the bracket, and the bracket is installed on the iron tower through the splicing plates.

[0028] By adopting the above technical solution, the bracket can be installed on the iron tower more stably, thereby improving the stability of the entire cable fixing device.

[0029] Optionally, a fastening plate is fixedly connected to the top of the support column in the positioning hole, and is used to fix the top of the support column.

[0030] By adopting the above technical solution, the fastening plate can enhance the stability of the support column in the positioning hole, ensure the secure installation of the cable fixing device on the tower, and prevent the problem of unstable cable fixing due to loosening of the support column.

[0031] In summary, the present application includes at least one of the following beneficial technical effects:

[0032] By setting a fixing hole in the fixing frame and setting a limiting arc-shaped pad on the inner wall of the fixing hole, the cable passes through the fixing hole and contacts the arc-shaped surface of the limiting arc-shaped pad, thereby improving the fixing stability of the cable, effectively avoiding the loosening of the cable in the fixing frame, and reducing the risk of damage to the cable due to concentrated force;

[0033] By setting up an anti-swing component, including a mounting seat, a telescopic frame, an adjustment rod and a limit frame, and setting a buffer component in the adjustment slot, external vibration can be effectively absorbed, further reducing the swing amplitude of the cable under the influence of external factors such as wind, and reducing the risk of cable damage;

[0034] By providing a clamping assembly, including an arc-shaped clamping piece and a connecting block, the fixing strength of the cable in the fixing frame can be effectively enhanced, ensuring the stability of the cable in various environments. BRIEF DESCRIPTION OF THE DRAWINGS

[0035] Figure 1 It is an overall schematic diagram of a cable fixing device for an iron tower in the present application.

[0036] Figure 2 It is a schematic diagram of a cable fixing device (fixing frame and matching structure) for an iron tower in the present application.

[0037] Figure 3 yes Figure 2 Bottom view of .

[0038] Figure 4 It is a cross-sectional view of a telescopic frame of a cable fixing device for an iron tower in the present application.

[0039] Figure 5 It is a structural schematic diagram of a second embodiment of a cable fixing device for an iron tower in the present application.

[0040] In the figure: 1. bracket; 11. positioning hole; 12. splicing plate; 13. fastening plate; 2. bearing plate; 21. support column; 22. connecting column; 23. insulating terminal; 3. fixing frame; 31. fixing hole; 32. limiting arc pad; 33. reinforcing plate; 4. anti-swing assembly; 41. mounting seat; 42. telescopic frame; 43. adjusting rod; 44. limiting frame; 45. adjusting slot; 46. limiting hole; 47. universal ball; 48. buffer assembly; 481. support block; 482. buffer plate; 483. spring; 5. clamping assembly; 51. arc clamping piece; 52. connecting block; 53. elastic round rod; 54. threaded rod. DETAILED DESCRIPTION

[0041] The following is combined with Figure 1-5 This application is described in further detail. Embodiment 1

[0042] refer to Figure 1-4 The embodiment of the present application discloses a cable fixing device for an iron tower, comprising a bracket 1, a bearing plate 2, a fixing frame 3 and an anti-swing component 4.

[0043] A plurality of positioning holes 11 are provided through the middle of the bracket 1; a support column 21 is fixedly connected to the top of the load-bearing plate 2, the top of the support column 21 extends into the positioning hole 11, and a connecting column 22 is fixedly connected to the bottom of the load-bearing plate 2; a fixing frame 3 is provided at the bottom of the connecting column 22, a fixing hole 31 is provided through the fixing frame 3, and the cable passes through and is fixed in the fixing hole 31, and a plurality of limiting arc-shaped pads 32 are arranged in a circle on the inner wall of the fixing hole 31, and the arc surface of the limiting arc-shaped pad 32 contacts the outer surface of the cable;

[0044] The anti-swing component 4 is arranged at the bottom of the fixed frame 3, and the cable is lowered and swung at the fixed frame 3 through the anti-swing component 4. The anti-swing component 4 includes a mounting seat 41, a telescopic frame 42, an adjusting rod 43 and a limit frame 44. The mounting seat 41 is fixedly connected to the bottom of the fixed frame 3, and the tail end of the telescopic frame 42 is arranged on one side of the installation. An adjusting groove 45 is penetrated at the end of the telescopic frame 42, and the adjusting rod 43 is adjustably arranged in the adjusting groove 45. A limiting hole 46 is penetrated by the limit frame 44, and the bottom of the limit frame 44 is fixedly connected to the end of the adjusting rod 43. The limit frame 44 wraps the end of the cable away from the fixed frame 3 through the limiting hole 46.

[0045] The cable fixing device for the iron tower can effectively achieve the stable fixation of the cable and prevent the cable from swinging under the action of natural wind or other external forces; specifically, the cable is fixed in the fixing hole 31 in the fixing frame 3, and the limiting arc pad 32 on the inner wall of the fixing hole 31 ensures that the cable is subjected to uniform pressure in the radial direction, thereby improving the fixing stability and reducing the risk of damage to the cable caused by concentrated force; the mounting seat 41, telescopic frame 42, adjustment rod 43 and limiting frame 44 in the anti-swing component 4 work together, that is, the telescopic frame 42 adjusts the horizontal position of the adjustment rod 43 on the mounting seat 41 to adapt to the required stable position of the cable, and the cable is limited by the limiting frame 44 away from the fixing frame 3, so that the cable can still maintain a stable state in a changing environment, further enhancing the safety and reliability of the entire device.

[0046] More specifically, in this embodiment, a universal ball 47 is rotatably provided at the rear end of the adjustment slot 45, and the tail end of the adjustment rod 43 is fixedly connected to the surface of the universal ball 47, so that the position of the adjustment rod 43 in the adjustment slot 45 can be more flexible and changeable, thereby improving the adaptability of the entire anti-swing assembly 4 to forces in different directions, and further enhancing the stability of the cable in complex environments.

[0047] In this embodiment, more specifically, buffer components 48 are arranged around the inner wall of the adjustment groove 45, and the buffer components 48 include a plurality of support blocks 481, a buffer plate 482 and a spring 483. The support blocks 481 are fixedly connected to the inner walls around the adjustment groove 45, and the tail end of the buffer plate 482 is rotatably arranged on the support blocks 481. The buffer plate 482 supports the outer surface of the adjustment rod 43, and the spring 483 is arranged between the buffer plate 482 and the inner wall of the adjustment groove 45. One end of the spring 483 is connected to the buffer plate 482, and the other end is connected to the inner wall of the adjustment groove 45, which can effectively improve the stability of the adjustment rod 43 in the adjustment groove 45 and avoid the adjustment rod 43 shaking due to external factors and affecting the reliability of cable fixing. Specifically, by setting the buffer component 48, when the adjustment rod 43 is impacted or vibrated, the buffer plate 482 cooperates with the spring 483 to play a good buffering role, thereby ensuring the smooth operation of the adjustment rod 43 and enhancing the stability and service life of the entire cable fixing device.

[0048] In this embodiment, more specifically, an insulating terminal 23 is provided on the support column 21, which can effectively prevent the cable from leaking or short-circuiting at the support column 21, thereby improving the safety performance of the cable fixing device when used outdoors.

[0049] In this embodiment, more specifically, a reinforcing plate 33 is fixedly connected to the outside of the fixing frame 3, and the upper end of the reinforcing plate 33 is fixedly connected to the four sides of the bearing plate 2 by bolts, thereby increasing the structural strength and stability of the fixing frame 3, so that the fixing device can be more firmly installed on the iron tower, thereby improving the reliability of the entire cable fixing device; the upper end of the reinforcing plate 33 is fixedly connected to the four sides of the bearing plate 2 by bolts, which is convenient for installation and maintenance.

[0050] In this embodiment, more specifically, a plurality of splicing plates 12 are provided on the top of the bracket 1, and the bracket 1 is installed on the iron tower through the splicing plates 12, so that the bracket 1 can be installed on the iron tower more stably, thereby improving the stability of the entire cable fixing device.

[0051] In this embodiment, more specifically, a fastening plate 13 is fixedly connected to the top of the support column 21 in the positioning hole 11, which is used to fix the top of the support column 21. The fastening plate 13 can enhance the stability of the support column 21 in the positioning hole 11, ensure the firm installation of the cable fixing device on the tower, and prevent the problem of unstable cable fixing due to loosening of the support column 21.

[0052] The implementation principle of a cable fixing device for an iron tower in an embodiment of the present application is as follows: through the combined design of a bracket 1, a bearing plate 2, a fixing frame 3 and an anti-swing component 4, the overall stability and anti-interference ability of the cable fixing device are enhanced; the design of the bearing plate 2 and the fixing frame 3 allows the cable to be fixed in multiple directions; the telescopic frame 42 and the adjusting rod 43 in the anti-swing component 4 can adjust their positions according to actual needs, and cooperate with the limiting function of the limit frame 44 to further reduce the swing amplitude of the cable in strong wind weather, thereby improving the reliability of the cable fixing device. Embodiment 2

[0053] refer to Figure 5 The present embodiment is different from the first embodiment in that: it also includes a clamping assembly 5, which is arranged at the upper and lower ends of the fixing frame 3. The clamping assembly 5 includes an arc-shaped clamping piece 51 and a connecting block 52. The arc-shaped clamping piece 51 is arranged in the fixing hole 31 at the upper and lower ends. The connecting block 52 is movably arranged in the upper and lower ends of the fixing hole 31 and is fixedly connected to the arc-shaped clamping piece 51, which can effectively enhance the stability of the cable in the fixing hole 31 and avoid the loosening or falling off of the cable caused by factors such as wind. Specifically, the arc-shaped clamping piece 51 in the clamping assembly 5 fits tightly with the outer surface of the cable, thereby improving the reliability of cable fixing. The movable arrangement of the connecting block 52 in the upper and lower ends of the fixing hole 31 enables the device to adapt to cables of different diameters, thereby enhancing the scope of application.

[0054] In this embodiment, more specifically, a plurality of elastic round rods 53 are arranged at equal intervals on the arc-shaped clamping piece 51, and the outer surface of the elastic round rods 53 contacts the outer surface of the cable, thereby increasing the contact area and friction, making it difficult for the cable to be displaced when subjected to external force, thereby improving the stability of cable fixation.

[0055] In this embodiment, more specifically, it also includes a threaded rod 54, which passes through the fixing frame 3 and extends into the fixing hole 31. The threaded rod 54 is threadedly connected to the fixing frame 3 at the point where it passes through. The threaded rod 54 is rotatably connected to the connecting block 52, which can effectively adjust the clamping force of the clamping assembly 5 on the cable, improve the stability and reliability of the cable fixation, and at the same time facilitate the adjustment of the clamping force according to the outer diameter of the cable to meet the fixing requirements of cables of different diameters.

[0056] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A cable fixing device for an iron tower, characterized in that: include: A bracket (1), wherein a plurality of positioning holes (11) are provided through the middle of the bracket (1); A carrying plate (2), wherein a supporting column (21) is fixedly connected to the top of the carrying plate (2), the top of the supporting column (21) extends into the positioning hole (11), and a connecting column (22) is fixedly connected to the bottom of the carrying plate (2); A fixing frame (3) is arranged at the bottom of the connecting column (22); a fixing hole (31) is provided through the fixing frame (3); a cable passes through and is fixed in the fixing hole (31); a plurality of limiting arc-shaped pads (32) are arranged in a circular pattern on the inner wall of the fixing hole (31); an arc-shaped surface of the limiting arc-shaped pad (32) contacts the outer surface of the cable; as well as An anti-swing component (4) is arranged at the bottom of the fixed frame (3). The cable is lowered to swing at the fixed frame (3) through the anti-swing component (4). The anti-swing component (4) comprises a mounting seat (41), a telescopic frame (42), an adjustment rod (43) and a limit frame (44). The mounting seat (41) is fixedly connected to the bottom of the fixed frame (3). The tail end of the telescopic frame (42) is arranged on one side of the mounting seat. An adjustment slot (45) is provided through the end of the telescopic frame (42). The adjustment rod (43) is adjustably arranged in the adjustment slot (45). A limit hole (46) is provided through the limit frame (44). The bottom of the limit frame (44) is fixedly connected to the end of the adjustment rod (43). The limit frame (44) wraps the end of the cable away from the fixed frame (3) through the limit hole (46). A universal ball (47) is rotatably arranged at the rear end of the adjusting groove (45), and the tail end of the adjusting rod (43) is fixedly connected to the surface of the universal ball (47); The inner wall of the adjusting groove (45) is provided with a buffer assembly (48) all around. The buffer assembly (48) includes a plurality of support blocks (481), a buffer plate (482) and a spring (483). The support block (481) is fixedly connected to the inner wall of the adjusting groove (45) all around. The tail end of the buffer plate (482) is rotatably arranged on the support block (481). The buffer plate (482) supports the outer surface of the adjusting rod (43). The spring (483) is arranged between the buffer plate (482) and the inner wall of the adjusting groove (45). One end of the spring (483) is connected to the buffer plate (482), and the other end is connected to the inner wall of the adjusting groove (45).

2. A cable fixing device for an iron tower according to claim 1, characterized in that: It also includes a clamping assembly (5) which is arranged at the upper and lower ends of the fixing frame (3). The clamping assembly (5) includes an arc-shaped clamping piece (51) and a connecting block (52). The arc-shaped clamping piece (51) is arranged in the fixing hole (31) at the upper and lower ends. The connecting block (52) is movably arranged in the upper and lower ends of the fixing hole (31) and is fixedly connected to the arc-shaped clamping piece (51).

3. A cable fixing device for an iron tower according to claim 2, characterized in that: A plurality of elastic round rods (53) are arranged at equal intervals on the arc-shaped clamping piece (51), and the outer surfaces of the elastic round rods (53) are in contact with the outer surface of the cable.

4. A cable fixing device for an iron tower according to claim 2, characterized in that: It also comprises a threaded rod (54), the threaded rod (54) passes through the fixing frame (3) and extends into the fixing hole (31), the threaded rod (54) is threadedly connected to the fixing frame (3) at the point where it passes through, and the threaded rod (54) is rotatably connected to the connecting block (52).

5. A cable fixing device for an iron tower according to claim 1, characterized in that: An insulating terminal (23) is provided on the support column (21).

6. A cable fixing device for an iron tower according to claim 1, characterized in that: A reinforcing plate (33) is fixedly connected to the outside of the fixing frame (3), and the upper end of the reinforcing plate (33) is fixedly connected to the periphery of the bearing plate (2) by means of bolts.

7. A cable fixing device for an iron tower according to claim 1, characterized in that: A plurality of splicing plates (12) are arranged on the top of the bracket (1), and the bracket (1) is installed on the iron tower via the splicing plates (12).

8. A cable fixing device for an iron tower according to claim 1, characterized in that: A fastening plate (13) is fixedly connected to the top of the support column (21) in the positioning hole (11) and is used to fix the top of the support column (21).

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