CN114488452B - Anti-seismic optical cable mounting rack and construction method thereof - Google Patents

Anti-seismic optical cable mounting rack and construction method thereof Download PDF

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Publication number
CN114488452B
CN114488452B CN202210049000.5A CN202210049000A CN114488452B CN 114488452 B CN114488452 B CN 114488452B CN 202210049000 A CN202210049000 A CN 202210049000A CN 114488452 B CN114488452 B CN 114488452B
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China
Prior art keywords
optical cable
fixedly connected
cable
sleeve
vibration
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CN114488452A (en
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王维铎
冀晓莹
孟祥运
刘伟
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China Railway No9 Group Electrical Engineering Co ltd
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China Railway No9 Group Electrical Engineering Co ltd
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    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/46Processes or apparatus adapted for installing or repairing optical fibres or optical cables
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/46Processes or apparatus adapted for installing or repairing optical fibres or optical cables
    • G02B6/48Overhead installation
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Vibration Prevention Devices (AREA)
  • Suspension Of Electric Lines Or Cables (AREA)

Abstract

The invention relates to the technical field of optical cable installation, and discloses an anti-seismic optical cable installation frame and a construction method thereof, wherein the anti-seismic optical cable installation frame comprises a fixing frame arranged at the top of a rod body, two ends of the fixing frame are fixedly connected with arc-shaped supporting wire frames, two symmetrically distributed tension adjusting mechanisms are rotationally connected to two sides of the fixing frame, an anti-seismic mechanism is arranged between two tension adjusting mechanisms of adjacent rod bodies, a cable abdicating U-shaped part is preset for an optical cable on the same rod body, and two opposite spoiler plates are fixedly connected to the top of the anti-seismic mechanism; the wind passing through the separation sleeve is disturbed by the spoiler, the wind direction is deflected to two sides, the uniform wind is further disturbed, the generation probability of vortex is reduced, the energy generated by the galloping of the optical cable is stretched and limited by the elastic deformation of the rotating torsion spring and the action of the vibration-resistant mechanism after the vibration-resistant mechanism is stretched, and the vibration is absorbed, so that the galloping condition is restrained and slowly reduced, and the influence caused by the vibration is reduced.

Description

Anti-seismic optical cable mounting rack and construction method thereof
Technical Field
The invention relates to the technical field of optical cable installation, in particular to an anti-seismic optical cable installation frame and a construction method thereof.
Background
The high-altitude fixed optical cable is affected by uniform wind speed, so that wind can generate vortex unevenly behind the optical cable after passing through the optical cable, vibration is easy to generate, and meanwhile, for some seismic zone areas, the stability of the top cable can be affected due to ground vibration.
The existing optical cable damping method mainly comprises three types of spiral dampers, damping hammers and damping ropes, the most effective damping ropes are used at present, the acting length of the damping ropes below the optical cable is increased, the damping effect can be improved, but the damping effect is improved in practical application, the damping effect is not comprehensive, meanwhile, the damping rope is not fully developed for vibration and special conditions, and the use is limited.
Disclosure of Invention
The invention aims to provide an anti-seismic optical cable mounting frame and a construction method thereof, so as to solve the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides an antidetonation optical cable mounting bracket, includes the mount of installing at the body of rod top, the equal fixedly connected with arc supporting wire frame in both ends of mount, the both sides of mount are all rotated and are connected with two symmetrically distributed's tension adjustment mechanism, and two of adjacent body of rod be provided with antidetonation mechanism between the tension adjustment mechanism, antidetonation mechanism surrounds two adjacent outside the optical cable between the mount, with the optical cable on the body of rod be equipped with cable U-shaped portion of stepping down, the cable is stepping down the U-shaped position two between the arc supporting wire frame, antidetonation mechanism includes a plurality of equidistance and distributes the separation cover on the optical cable, fixedly connected with elasticity haulage rope and damping anti-dragline between two adjacent separation covers, the top fixedly connected with two spoilers that set up in opposite directions of antidetonation mechanism.
As still further aspects of the invention: the tension adjusting mechanism comprises a fixed column fixedly connected to the bottom of the arc-shaped supporting wire frame and an extension column rotationally connected to the outer portion of the fixed column, one end of the extension column is fixedly connected with two rolling disks, one rolling disk is provided with a rolling groove for accommodating the anti-vibration mechanism, two rolling disks are fixedly connected with a transmission toothed sleeve, and the diameter of the rolling disk is larger than that of the transmission toothed sleeve.
As still further aspects of the invention: the cable is put down the outside fixedly connected with fixed cover of U-shaped portion, the outer wall fixedly connected with of fixed cover with the removal cooperation tooth that transmission tooth cover engaged with, one side rotation of arc support line frame be connected with the corresponding cooperation of transmission tooth cover fixed cover gliding positioning roller, wherein the top fixedly connected with of fixed column rotates the post, transmission tooth cover the extension post the rolling dish is all rotated and is connected in rotate the post outside, rotate the post with through rotating torsional spring elastic rotation between the rolling dish and be connected.
As still further aspects of the invention: the utility model discloses a rolling disc, including rolling column, fixed block, extension dish, fixed block, tension locking mechanism, extension dish fixedly connected with enclosure is passed through to rolling column one end, the eccentric fixedly connected with fixed block of inner wall top surface of enclosure, the side eccentric installation of rolling disc with the tension locking mechanism of fixed block cooperation locking.
As still further aspects of the invention: the outer wall fixedly connected with fixed ring gear of extension dish, tension locking mechanism is in including rotating the connection the rotation screwed pipe and the spiro union of rolling dish surface rotate the inside removal sleeve pipe of screwed pipe, the outside fixedly connected with of rotation screwed pipe with the cooperation ring gear of fixed ring gear meshing, the fixed surface connection of rolling dish has the locating pin, remove the perpendicular sliding connection of sleeve pipe and be in the outside of locating pin.
As still further aspects of the invention: the end part of the arc-shaped supporting wire frame is fixedly connected with a wire sleeve used for guiding the optical cable, and the side surface of the fixing frame is fixedly connected with the wire sleeve through a top traction rib.
As still further aspects of the invention: the part of the two ends of the anti-vibration mechanism, which is close to the tension adjusting mechanism, and the part of the two ends of the anti-vibration mechanism, which is contained in the winding disc, are smooth metal ropes.
As still further aspects of the present invention, a method of constructing an anti-seismic cable mount includes:
s1: the fixing frame is fixedly connected to the top of the rod body, when the optical cable passes through the space between each rod body, the vibration-resistant mechanisms are sleeved on the optical cable parts one by one, meanwhile, the stretching allowance cable abdication U-shaped parts are reserved on the optical cable body in advance, the separation sleeves are sleeved outside the cable, at the moment, after the plurality of separation sleeves move to the other end along with the optical cable, the two end parts of the vibration-resistant mechanisms are respectively and fixedly connected to the inside of the winding groove on the side surface of the winding disc, at the moment, the damping pull ropes between the two adjacent separation sleeves are influenced by gravity and are positioned below, the weight of the spoiler at the top of the separation sleeves is lighter, and at the moment, the spoiler is influenced by the damping pull ropes and is positioned above;
s2: the optical cable that lies in the cable U-shaped portion of stepping down overlaps in advance and is equipped with fixed cover, and when the optical cable passed through the mount, the fixed cover of cable U-shaped portion of stepping down passed between positioning roller and the transmission tooth cover on the arc support line frame, made to remove the cooperation tooth and be in the engagement state with the transmission tooth cover, when fixed cover penetrated, can make to remove the cooperation tooth and directly insert inwards along the axial of positioning roller, transmission tooth cover, through removing cooperation tooth and positioning roller, transmission tooth cover engagement tooth slip direct engagement, rotate the torsional spring and keep static this moment.
Compared with the prior art, the invention has the beneficial effects that:
1. when normal wind passes through cylindrical optical cable, can produce the vortex near the optical cable, the wind through the spoiler is disturbed to the separation sleeve at this moment, with wind direction to both sides skew, and then disturb even wind, reduce the production probability of vortex, in case when the optical cable appears waving the condition, the amplitude is too big, because set up the cable in advance and step down U-shaped portion, at this moment along with the amplitude variation of optical cable, the U-shaped portion of cable step down can outwards release partial surplus, the energy that the waving of optical cable produced is stretched spacing by the elastic deformation of rotation torsional spring and the action of anti-vibration mechanism after stretching, anti-vibration mechanism outwards releases at this moment, the distance of elastic traction rope with two separation sleeves resets, and then make damping tensile rope still hang in the below of optical cable, and then absorb energy to vibration, thereby make the condition of waving receive to restrain slowly and reduce, thereby make two kinds of vibration modes of optical cable all receive the inhibitory action, reduce the influence that the vibration brought.
2. At this moment, when the earthquake happens, the optical cable stretches along with the relative displacement of the adjacent rods, or when the adjacent rods topples over, or the surrounding tree topples over and smashes the optical cable, the optical cable can be subjected to the action of pulling force to enable the cable to be released, the cable abdication U-shaped part is not completely released, the anti-vibration mechanism is pulled to the limit position, and the winding disc rotates rapidly, the winding disc drives the tension locking mechanism to eccentrically rotate, so that the movable sleeve extends to the upper part to be in contact with the fixed block to form locking, at this moment, the optical cable is not completely released, the anti-vibration mechanism is stretched to the limit at this moment, the optical cable is not subjected to the pulling force caused by displacement between the two rod bodies, or the surrounding environment causes the tree to topple over and smash the optical cable to cause the pulling force to affect, so that the stability of the optical cable is ensured to the maximum, the maintenance time is provided for the emergency repair personnel, and the situation that the optical cable cannot be directly caused to fracture is ensured to cause economic influence.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of an anti-seismic cable mount in a normal state;
FIG. 2 is a schematic illustration of the tensile limit of a shock resistant cable mount;
FIG. 3 is a schematic illustration of the cooperation of the fixed sleeve and the drive tooth sleeve in the arc-shaped support frame of the shock-resistant cable mount;
FIG. 4 is a schematic perspective view of a tension adjustment mechanism in an anti-shock cable mount;
FIG. 5 is a schematic top cross-sectional view of a tension adjustment mechanism in an anti-seismic cable mount;
FIG. 6 is a schematic top view of a spacer in a shock resistant cable mount;
in the figure: 1. a fixing frame; 11. a wire sleeve; 111. a top traction bar; 2. arc-shaped supporting wire frame; 21. a positioning roller; 3. a tension adjusting mechanism; 31. fixing the column; 311. rotating the column; 312. rotating the torsion spring; 32. an extension column; 33. a reel; 331. a winding groove; 34. a transmission gear sleeve; 4. an anti-vibration mechanism; 41. a separation sleeve; 42. a spoiler; 43. an elastic traction rope; 44. damping anti-pull ropes; 5. a closure; 51. a fixed block; 52. an extension tray; 53. fixing the toothed ring; 6. a cable abdication U-shaped part; 7. a fixed sleeve; 71. moving the mating teeth; 8. a tension locking mechanism; 81. rotating the threaded pipe; 82. matching with a toothed ring; 83. a positioning pin; 84. the sleeve is moved.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing and simplifying the description based on the orientation or positional relationship shown in the drawings, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Referring to fig. 1, 2 and 3, in the embodiment of vibration reduction of the optical cable, the vibration reduction device comprises a fixing frame 1 installed at the top of a rod body, two ends of the fixing frame 1 are fixedly connected with arc-shaped supporting wire frames 2, two symmetrically distributed tension adjusting mechanisms 3 are rotatably connected to two sides of the fixing frame 1, a vibration reducing mechanism 4 is arranged between the two tension adjusting mechanisms 3 of the adjacent rod body, the vibration reducing mechanism 4 surrounds the outer part of the optical cable between the two adjacent fixing frames 1, a cable abdicating U-shaped part 6 is preset on the optical cable on the same rod body, the cable abdicating U-shaped part 6 is positioned between the two arc-shaped supporting wire frames 2, the vibration reducing mechanism 4 comprises a plurality of separation sleeves 41 which are equidistantly distributed on the optical cable, elastic traction ropes 43 and damping anti-pulling ropes 44 are fixedly connected between the two adjacent separation sleeves 41, and two spoilers 42 which are oppositely arranged are fixedly connected to the top of the vibration reducing mechanism 4; the anti-vibration mechanism 4 surrounds the optical cable, because the anti-vibration mechanism 4 comprises a plurality of separating sleeves 41, at this moment, the plurality of separating sleeves 41 are equidistantly distributed on the periphery of the optical cable, because the separating sleeves 41 are affected by the gravity of a damping anti-pulling rope 44, and the spoiler 42 and the damping anti-pulling rope 44 are oppositely arranged, at this moment, the damping anti-pulling rope 44 is positioned below the separating sleeves 41, the spoiler 42 is positioned above the separating sleeves 41, when normal wind passes through the cylindrical optical cable, vortex is generated near the optical cable, at this moment, the wind passing through the separating sleeves 41 is interfered by the spoiler 42, the wind direction is deflected to two sides, so that the uniform wind is interfered, the generation probability of vortex is reduced, the occurrence frequency of vibration is avoided, and meanwhile, the distance between the two separating sleeves 41 is controlled by the elastic pulling rope 43, so that a part of the damping anti-pulling rope 44 can be hung below the optical cable, and when the optical cable vibrates, the damping anti-pulling rope 44 plays a role in blocking the vibration of the optical cable, and further the effect of avoiding the vibration is achieved.
Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, in the embodiment of the anti-galloping optical cable, the tension adjusting mechanism 3 includes a fixed column 31 fixedly connected to the bottom of the arc-shaped supporting wire frame 2 and an extending column 32 rotatably connected to the outside of the fixed column 31, one end of the extending column 32 is fixedly connected with two rolling disks 33, one rolling disk 33 side is provided with a rolling groove 331 for accommodating the anti-galloping mechanism 4, a transmission toothed sleeve 34 is fixedly connected between the two rolling disks 33, the diameter of the rolling disk 33 is larger than that of the transmission toothed sleeve 34, a fixed sleeve 7 is fixedly connected to the outside of the cable abdicating U-shaped part 6, a moving matching tooth 71 meshed with the transmission toothed sleeve 34 is fixedly connected to the outer wall of the fixed sleeve 7, a positioning roller 21 sliding with the corresponding matching fixed sleeve 7 of the transmission toothed sleeve 34 is rotatably connected to one side of the arc-shaped supporting wire frame 2, a rotating column 311 is fixedly connected to the top of the fixed column 31, the transmission toothed sleeve 34, the extending column 32 and the rolling disks 33 are rotatably connected to the outside of the rotating column 311, a rolling toothed sleeve 312 is rotatably connected to the rolling disk 33, a transmission toothed sleeve 311 and the rolling block is rotatably connected to the top of the rolling disk 33, a locking mechanism is fixedly connected to the eccentric block 51 of the sealing block 5 through a rotating elastic block 312, and the eccentric block 51 is fixedly connected to the top surface of the sealing block 5 is fixedly connected to the eccentric block 51 of the sealing block 5; because the damping stay cord 44 is located below the optical cable and has a margin, once the condition of waving occurs to the optical cable, the amplitude is overlarge at this moment, because the cable abdication U-shaped part 6 is set in advance, at this moment, along with the amplitude change of the optical cable, the cable abdication U-shaped part 6 can release partial margin outwards, at this moment, the fixed sleeve 7 can generate relative displacement with the arc-shaped supporting frame 2, at this moment, the positioning roller 21 and the transmission toothed sleeve 34 rotate simultaneously, the transmission toothed sleeve 34 drives the rolling disc 33 to take place to roll up when rotating, and then when stretching the vibration-proof mechanism 4 to the limit, the energy generated by waving of the optical cable is stretched and limited by the elastic deformation of the torsional spring 312 and the stretching of the vibration-proof mechanism 4 at this moment, the vibration-proof mechanism 4 releases outwards, the elastic traction rope 43 resets the distance of the two separation sleeves 41, and then the damping stay cord 44 is still suspended below, and then the vibration is further reduced, thereby the waving condition is restrained and the two vibration modes of the optical cable are restrained, and the vibration modes are restrained and the vibration is reduced.
Referring to fig. 1, 2, 3, 4, 5 and 6, in an embodiment for avoiding pulling of the optical cable when the optical cable encounters an earthquake, the outer wall of the extension disc 52 is fixedly connected with a fixed toothed ring 53, the tension locking mechanism 8 comprises a rotating threaded tube 81 rotatably connected to the surface of the winding disc 33 and a moving sleeve 84 screwed inside the rotating threaded tube 81, the outer part of the rotating threaded tube 81 is fixedly connected with a matching toothed ring 82 meshed with the fixed toothed ring 53, the surface of the winding disc 33 is fixedly connected with a positioning pin 83, and the moving sleeve 84 is vertically and slidably connected to the outer part of the positioning pin 83; for the optical cable in the ground seismic zone area, when an earthquake occurs, the optical cable stretches along with the relative displacement of the adjacent rods, or when the adjacent rods topple over, or the surrounding tree topples over and smashes the optical cable, the optical cable can be subjected to the action of pulling force to release the cable yielding U-shaped part 6, the cable yielding U-shaped part 6 can drive the fixed sleeve 7 to stretch outwards rapidly, the movable matching teeth 71 drive the transmission toothed sleeve 34 to rotate rapidly, the winding disc 33 winds up the anti-vibration mechanism 4 rapidly, the angular speed of the transmission toothed sleeve 34 is consistent with that of the winding disc 33, the diameter of the winding disc 33 is larger than that of the transmission toothed sleeve 34, the sliding displacement distance of the fixed sleeve 7 is consistent with the winding distance ratio of the anti-vibration mechanism 4 to the diameter of the winding disc 33 to the diameter ratio of the transmission toothed sleeve 34, and the fixed sleeve 7 slides, the winding disc 33 drives the anti-vibration mechanism 4 to wind up rapidly, so that when the cable yielding U-shaped part 6 is not completely released, the anti-vibration mechanism 4 is pulled to the limit position at the moment, and along with the rapid rotation of the winding disc 33, the winding disc 33 drives the tension locking mechanism 8 to eccentrically rotate, so that the matching toothed ring 82 and the fixed toothed ring 53 are in rapid matching, the positioning pin 83 limits the sliding of the moving sleeve 84, the moving sleeve 84 is matched with the moving sleeve 84 through the threads inside the rotating threaded tube 81, the moving sleeve 84 is moved upwards, the moving sleeve 84 is further extended to be in contact with the fixed block 51 to form locking, at the moment, because the optical cable is not completely released, the anti-vibration mechanism 4 is stretched to the limit at the moment, and in the state, the optical cable is not subjected to the pulling force generated by the displacement between the two rod bodies, or because surrounding environment leads to trees to topple over and smash the tensile force influence that leads to of optical cable for example to the stability of assurance optical cable of maximize provides maintenance time for the rush-repair personnel, ensures can not directly lead to the optical cable fracture to cause economic impact.
In fig. 1, 2 and 3, in the installation embodiment of the present embodiment, the end portion of the arc-shaped supporting wire frame 2 is fixedly connected with a wire sleeve 11 for guiding the optical cable, and the side surface of the fixing frame 1 is fixedly connected with the wire sleeve 11 through a top traction rib 111; the mount 1 is fixed on the body of rod, and the wire sleeve 11 of arc support line frame 2 tip is mainly in order to carry out the direction to the optical cable and avoid the optical cable to take place to vibrate from top to bottom, and top traction rib 111 can make the fixed of wire sleeve 11 more stable simultaneously.
The working flow is as follows: a plurality of separation sleeve 41 equidistance distributes in the optical cable week side, when normal wind passes through cylindrical optical cable, can produce the vortex near the optical cable, at this moment, interfere the wind that passes through separation sleeve 41 through spoiler 42, with wind direction both sides skew, and then disturb even wind, reduce the production probability of vortex, avoid vibration frequency that appears, simultaneously, distance between two separation sleeves 41 is controlled through elasticity haulage rope 43, make damping anti-stay rope 44 partly can hang in the below of optical cable, and then when the optical cable takes place to vibrate, damping anti-stay rope 44 plays the barrier effect to the vibration of optical cable, and then reach the influence of avoiding vibration, in case when the optical cable appears galloping condition, at this moment amplitude is too big, owing to set up cable position U-shaped part 6 in advance, this moment, along with the amplitude variation of optical cable, cable position U-shaped part 6 can outwards release partial surplus, this moment fixed cover 7 can take place relative displacement with arc support frame 2, this moment positioning roller 21 and transmission toothed sleeve 34 take place simultaneously and rotate, transmission toothed sleeve 34 is at pivoted time, make the damping anti-stay rope 44 partly can hang in the below the optical cable, and then take place to hinder the vibration effect to the optical cable vibration of vibration, and then reach the influence of avoiding vibration, in case when the optical cable galloping condition appears in the optical cable galloping condition, the time is greatly at the optical cable is greatly, the time, the vibration amplitude is too big due to setting up, the cable is set up, and then, the cable position U-shaped part 6 is released to the cable position, and then, along with the cable position U-shaped part 6 is moved, along with the amplitude, and then, and the relative displacement is moved, and is moved by the arc support 2, and is moved 2, and is moved and 2, and is moved by arc, and 2, and then, or when the adjacent rod falls down, or the surrounding tree falls down and smashes the optical cable, the optical cable can be subjected to the action of pulling force at this moment, the cable is bent, the U-shaped part 6 of the cable can drive the fixed sleeve 7 to be rapidly stretched outwards, and then the movable matching teeth 71 drive the transmission toothed sleeve 34 to rapidly rotate, the take-up reel 33 rapidly winds up the vibration-resistant mechanism 4, the cable is bent, the U-shaped part 6 of the cable is not completely released, the vibration-resistant mechanism 4 is pulled to the limit position at this moment, and the take-up reel 33 rapidly rotates along with the take-up reel 33, the tension locking mechanism 8 is driven to eccentrically rotate at this moment, thereby the matching toothed ring 82 and the fixed toothed ring 53 are rapidly matched to rotate, the sliding of the movable sleeve 84 is limited by the positioning pin 83, the movable sleeve 84 is matched with the movable sleeve 84 through threads inside the rotating the threaded pipe 81, the movable sleeve 84 is further extended to the upper side so as to be in contact with the fixed block 51 to form locking, at this moment, the vibration-resistant mechanism 4 is completely released to the limit, the optical cable is in this moment, the optical cable is rapidly pulled to the limit, the optical cable is not completely released, the optical cable is enabled to completely releases, the optical cable, the tension locking mechanism 33 drives the tension locking mechanism 8, the tension-locking mechanism 8 is driven to the optical cable is not to have the tension, the optical cable is directly influenced by the optical cable due to the fact that the maximum displacement is influenced by the vibration-resistant cable, for the economic impact caused by the vibration-resistant and the vibration-resistant cable is directly or the vibration-resistant and the maintenance force is greatly influenced, for the situation, for the maintenance of the situation can be directly has the situation that the vibration and the situation has high stability can be greatly influenced by the vibration and has the vibration stability can be ensured.
The foregoing description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical solution of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.

Claims (4)

1. Antidetonation optical cable mounting bracket, its characterized in that: the novel cable tie-down device comprises a fixing frame (1) arranged at the top of a rod body, arc-shaped supporting wire frames (2) are fixedly connected to two ends of the fixing frame (1), two symmetrically distributed tension adjusting mechanisms (3) are rotationally connected to two sides of the fixing frame (1), an anti-vibration mechanism (4) is arranged between the two tension adjusting mechanisms (3) of each adjacent rod body, the anti-vibration mechanism (4) surrounds the outer part of an optical cable between the two adjacent fixing frames (1), a cable yielding U-shaped part (6) is preset on the optical cable on the same rod body, the cable yielding U-shaped part (6) is positioned between the two arc-shaped supporting wire frames (2), the anti-vibration mechanism (4) comprises a plurality of separation sleeves (41) which are equidistantly distributed on the optical cable, and an elastic traction rope (43) and a damping anti-pulling rope (44) are fixedly connected between the two separation sleeves (41), and two opposite spoiler plates (42) are fixedly connected to the top of the anti-vibration mechanism (4);
the tension adjusting mechanism (3) comprises a fixed column (31) fixedly connected to the bottom of the arc-shaped supporting wire frame (2) and an extension column (32) rotatably connected to the outside of the fixed column (31), one end of the extension column (32) is fixedly connected with two rolling discs (33), one rolling disc (33) is provided with a rolling groove (331) for accommodating the anti-vibration mechanism (4) on the side face, a transmission toothed sleeve (34) is fixedly connected between the two rolling discs (33), and the diameter of the rolling disc (33) is larger than that of the transmission toothed sleeve (34);
the cable abdication U-shaped part (6) is fixedly connected with a fixed sleeve (7), the outer wall of the fixed sleeve (7) is fixedly connected with a movable matching tooth (71) meshed with a transmission tooth sleeve (34), one side of the arc-shaped supporting wire frame (2) is rotationally connected with a positioning roller (21) which is correspondingly matched with the transmission tooth sleeve (34) and slides with the fixed sleeve (7), the top of the fixed column (31) is fixedly connected with a rotating column (311), the transmission tooth sleeve (34), the extending column (32) and the winding disc (33) are rotationally connected to the outer part of the rotating column (311), and the rotating column (311) and the winding disc (33) are elastically rotationally connected through a rotating torsion spring (312); one end of the rotating column (311) is fixedly connected with a closed cover (5) through an extension disc (52), a fixed block (51) is eccentrically and fixedly connected with the top surface of the inner wall of the closed cover (5), and a tension locking mechanism (8) which is matched and locked with the fixed block (51) is eccentrically arranged on the side surface of the winding disc (33); the outer wall fixedly connected with fixed ring gear (53) of extension dish (52), tension locking mechanism (8) are in including rotating rotation screwed pipe (81) and spiro union on rolling dish (33) surface are in inside removal sleeve pipe (84) of rotation screwed pipe (81), the outside fixedly connected with of rotation screwed pipe (81) with cooperation ring gear (82) of fixed ring gear (53) meshing, the fixed surface of rolling dish (33) is connected with locating pin (83), perpendicular sliding connection of removal sleeve pipe (84) is in the outside of locating pin (83).
2. The anti-seismic cable mount of claim 1, wherein: the end part of the arc-shaped supporting wire frame (2) is fixedly connected with a wire sleeve (11) for guiding the optical cable, and the side surface of the fixing frame (1) is fixedly connected with the wire sleeve (11) through a top traction rib (111).
3. The anti-seismic cable mount of claim 1, wherein: the part of both ends of antidetonation mechanism (4) near tension adjustment mechanism (3) and the part that the both ends of antidetonation mechanism (4) are accomodate in rolling dish (33) is smooth metal rope.
4. A method of constructing an anti-seismic cable mount according to any one of claims 1 to 3, wherein: comprising the following steps:
s1: the fixing frame (1) is fixedly connected to the top of each rod body, when an optical cable passes through each rod body, the optical cable is sleeved with an anti-vibration mechanism (4) one by one, meanwhile, the optical cable is reserved with a stretching allowance cable abdication U-shaped part (6) in advance on the rod body, a plurality of separation sleeves (41) are sleeved outside the optical cable, at the moment, after the plurality of separation sleeves (41) move to one end along with the optical cable, two end parts of the anti-vibration mechanism (4) are respectively and fixedly connected to the inside of a winding groove (331) on the side surface of the winding disc (33), at the moment, damping anti-pull ropes (44) between two adjacent separation sleeves (41) are influenced by gravity to be positioned below, and a spoiler (42) at the top of the separation sleeve (41) is lighter in weight, and at the moment, the spoiler (42) is influenced by the damping anti-pull ropes (44) to be positioned above;
s2: the optical cable that lies in cable U-shaped portion (6) part of stepping down overlaps in advance and is equipped with fixed cover (7), when optical cable passes mount (1), fixed cover (7) of cable U-shaped portion of stepping down (6) pass between positioning roller (21) and transmission tooth cover (34) on arc support line frame (2), make removal mating teeth (71) and transmission tooth cover (34) be in the meshing state, when fixed cover (7) are worn in, make removal mating teeth (71) direct along positioning roller (21), the axial inwards of transmission tooth cover (34) insert, through removal mating teeth (71) and positioning roller (21), transmission tooth cover (34) meshing tooth slip direct engagement, rotate torsional spring (312) and keep static this moment.
CN202210049000.5A 2022-01-17 2022-01-17 Anti-seismic optical cable mounting rack and construction method thereof Active CN114488452B (en)

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