CN113481868B - Cableway positioning device and method with anchor point adjusting structure for cable-stayed bridge - Google Patents
Cableway positioning device and method with anchor point adjusting structure for cable-stayed bridge Download PDFInfo
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- CN113481868B CN113481868B CN202110872991.2A CN202110872991A CN113481868B CN 113481868 B CN113481868 B CN 113481868B CN 202110872991 A CN202110872991 A CN 202110872991A CN 113481868 B CN113481868 B CN 113481868B
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D11/00—Suspension or cable-stayed bridges
- E01D11/04—Cable-stayed bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/14—Towers; Anchors ; Connection of cables to bridge parts; Saddle supports
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/16—Suspension cables; Cable clamps for suspension cables ; Pre- or post-stressed cables
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Abstract
The invention relates to the technical field of cable-stayed bridges, and discloses a cableway positioning device with an anchor point adjusting structure for a cable-stayed bridge and a method for the cableway positioning device with the anchor point adjusting structure for the cable-stayed bridge. Including base and movable mounting in base upper end adjustment mechanism, adjustment mechanism's upper end still is provided with cableway mechanism, the base includes slide rail and the spout of processing in the slide rail upper end, one side fixed mounting of slide rail has the extension piece, the both ends fixed mounting of slide rail has the mounting panel, the upper end through mounting of mounting panel has the bolt, the mounting panel passes through bolt and ground fixed connection, be used for guaranteeing cableway mechanism lower extreme position, operating personnel is with installed part and cable-stay bridge's tower limb side fixed connection, make it set up the upper end position at last ground tackle, and utilize bolt and ground to stabilize slide rail both sides fixed mounting's mounting panel, the tower limb, ground and cableway mechanism form the triangular structure, high stability.
Description
Technical Field
The invention relates to the technical field of cable-stayed bridge construction, in particular to a cableway positioning device with an anchor point adjusting structure and a method for a cable-stayed bridge.
Background
The cable-stayed bridge is also called oblique-tension bridge, is a bridge with main beam directly pulled on bridge tower by using many guys, and is a structural system formed from pressure-bearing tower, pulled guys and bent-bearing beam body. It can be regarded as a multi-span elastic support continuous beam with guy cables instead of buttresses. It can reduce the bending moment in the beam body, reduce the building height, lighten the structural weight and save materials. The cable-stayed bridge mainly comprises a cable tower, a main beam and a stay cable, wherein a cable way pipe is arranged in the cable tower, and the stay cable penetrates through the cable way pipe and is fixed on the cable-stayed bridge. The upper end of the cableway pipe is provided with an anchor backing plate to form an upper opening, and a lower opening is arranged below the cableway pipe.
In the cable-stay bridge work progress, need install the cableway, because cable-stay bridge's volume is great, consequently the degree of difficulty is great when the installation, generally installs a department earlier, but the other end produces the deviation when fixed easily, and anchor point department is not adjustable during the installation, consequently if the discovery deviation is irreversible after the installation, influences the stability of the pontic.
Aiming at the problems, the invention provides a cableway positioning device with an anchor point adjusting structure for a cable-stayed bridge and a method thereof.
Disclosure of Invention
The invention aims to provide a cableway positioning device with an anchor point adjusting structure for a cable-stayed bridge and a method thereof, wherein the upper end of a resisting block is movably connected with a supporting rod, the upper end of the supporting rod is movably provided with a cross rod, one side of the cross rod is fixedly provided with an installation part, two groups of supporting rods are arranged, and the two groups of supporting rods are arranged in parallel, both ends of the supporting rods are movably connected with the cross rod and the abutting block, the supporting force is larger, the supporting block can conveniently play a stable effect in the propelling process, the upper end of the traction rope is connected with the anchorage device at the lower end of the tower limb, and the position of the lower end of the cableway pipe is pushed to one side of the tower limb, the connecting piece is gradually close to the anchorage device at the upper end and is fixed, the supporting block is also close to the tower limb and is attached to the tower limb at the moment, the positioning of the upper end of the traction cable is completed, if the installation of the traction cable deviates, the position of the lower end of the traction cable is moved, the adjustment of the position of each anchor point can be completed, and the problems in the background art are solved.
In order to achieve the purpose, the invention provides the following technical scheme: a cableway positioning device with an anchor point adjusting structure for a cable-stayed bridge comprises a base and an adjusting mechanism movably arranged at the upper end of the base, wherein a cableway mechanism is also arranged at the upper end of the adjusting mechanism, and an installing mechanism is movably arranged at the upper end of the cableway mechanism;
the base includes the slide rail and processes the spout in the slide rail upper end, and one side fixed mounting of slide rail has the extension piece, and the both ends fixed mounting of slide rail has the mounting panel, and the upper end through-mounting of mounting panel has the bolt, and the mounting panel passes through bolt and ground fixed connection.
Furthermore, the adjusting mechanism comprises a sliding block movably arranged inside the sliding groove, a connecting rod is movably arranged on one side of the sliding block, a threaded rod is movably arranged on one side, away from the connecting rod, of the sliding block, one end, away from the sliding block, of the threaded rod is in threaded through connection with the extension block, and a hexagonal stud is fixedly arranged on one end of the threaded rod.
Furthermore, the cableway mechanism comprises a first connecting piece movably connected with the upper end of the connecting rod and a cableway pipe fixedly connected with the other end of the first connecting piece, a second connecting piece is fixedly mounted at the other end of the cableway pipe, the second connecting piece is consistent with the first connecting piece in structure, and a groove body is formed in the outer end of the second connecting piece.
Furthermore, the second connecting piece comprises a connector fixedly connected with one end of the cableway pipe and a connecting piece fixedly connected with one end of the connector, and the upper end of the connecting piece is hinged with a cover body.
Further, installation mechanism includes that one end and the inside swing joint's of cell body telescopic link and movable mounting support the piece in the telescopic link upper end, support the upper end swing joint of piece and have branch, branch upper end movable mounting has the horizontal pole, one side fixed mounting of horizontal pole has the installed part.
Furthermore, the supporting rods are arranged in two groups, the two groups of supporting rods are arranged in parallel, and the two ends of the supporting rods are movably connected with the cross rod and the supporting block.
Furthermore, a traction rope is movably arranged inside the cableway pipe, a guide magnetic ring is arranged on the outer surface of the traction rope, and a limit magnetic ring is fixedly arranged at one end, close to the inner wall of the first connecting piece, of the cableway pipe.
Furthermore, the guide magnetic ring is a component of an annular structure, a channel is formed in the guide magnetic ring, a support is hinged to the outer side of the upper end of the guide magnetic ring, a guide roller is arranged at one end of the support, a tension spring fixedly connected to the upper end of the guide magnetic ring is fixedly mounted on the inner wall of the support, first balls are movably mounted on the outer surface of the support, and the guide magnetic ring and the limit magnetic ring are magnets with like poles repelling each other.
Further, the linking piece comprises a shell, a magnetic strip is fixedly mounted on the inner wall of the shell, an extensible piece is fixedly mounted on the inner wall of the magnetic strip, an elastic piece is fixedly mounted on the outer surface of the extensible piece, a magnetic block is fixedly mounted at the other end of the elastic piece, the magnetic block and the magnetic strip are magnets with like poles repelling each other, a second ball is arranged on the inner wall, and the second ball is movably connected with the outer surface of the traction cable.
The invention provides another technical scheme that: the method for providing the cableway positioning device with the anchor point adjusting structure for the cable-stayed bridge comprises the following steps:
s1: an operator fixedly connects the mounting piece with the side end of the tower limb of the cable-stayed bridge to enable the mounting piece to be arranged at the upper end position of the upper anchorage device, the mounting plates fixedly mounted at two sides of the slide rail are stabilized with the ground by using bolts, and the tower limb, the ground and the cableway mechanism form a triangular structure;
s2: rotating the hexagonal stud to enable the threaded rod to rotate, enabling the threaded rod to drive the sliding block to slide on the inner wall of the sliding groove and enable the sliding block to be close to one side of the extension block, gradually offsetting the angle of the cableway pipe in the process, continuing to rotate the hexagonal stud until the connecting piece is separated from the cover body, and leaking out of the hollow parts on the two sides of the cableway pipe;
s3: penetrating a traction rope into the rope channel pipe from bottom to top, and enabling the traction rope to sequentially pass through the channel and the magnetic block;
s4: when the cable passes through the channel, the upper end of the traction cable touches the guide roller and upwards extrudes the guide roller, so that the support drives the tension spring to extend, the guide roller is arranged in the traction cable in a point mode, the reaction force of the tension spring drives the traction cable to be always positioned in the central position of the cable channel pipe, the traction cable is upwards pushed, the guide magnetic ring is driven to move upwards, and the traction cable is positioned;
s5: when the rope passes through the magnetic block, the traction rope extrudes the magnetic block, the magnetic block compresses the elastic piece to be gradually close to the magnetic strip, the magnetic strip and the magnetic block repel each other, the upper end and the lower end of the ropeway pipe can be positioned, and the upper end of the traction rope extends to the outside of the ropeway pipe;
s6: the upper end of the traction rope is connected with the anchorage device at the lower end of the tower limb, the position of the lower end of the cableway pipe is pushed to one side of the tower limb, the connecting piece is gradually close to the anchorage device at the upper end and is fixed, the supporting block is also close to the tower limb and is attached to the tower limb at the moment, the positioning of the upper end of the traction rope is completed, if the installation of the traction rope deviates, the position of the lower end of the traction rope is moved, and the adjustment of the position of each anchor point can be completed.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention provides a cableway positioning device with an anchor point adjusting structure for a cable-stayed bridge and a method thereof, wherein an operator fixedly connects an installation part with the side end of a tower limb of the cable-stayed bridge to ensure that the installation part is arranged at the upper end position of an upper anchorage device, the mounting plates fixedly arranged at the two sides of the slide rail are stabilized with the ground by using bolts, the tower limbs, the ground and the cableway mechanism form a triangular structure with strong stability, the hexagonal stud is rotated, the threaded rod is rotated to drive the sliding block to slide on the inner wall of the sliding chute and to enable the sliding block to be close to one side of the extension block, the angle of the cable channel pipe gradually generates deviation, the hexagonal stud is continuously rotated until the connecting piece is separated from the cover body, hollow parts on two sides of the cable channel pipe are leaked, the traction cable can conveniently pass through the cable channel pipe from bottom to top, the traction cable penetrates into the cable channel pipe from bottom to top, and the cable channel pipe can play a role in guiding by sequentially passing through the channel and the magnetic block.
2. The invention provides a cableway positioning device with an anchor point adjusting structure and a method thereof, wherein the upper end of a supporting block is movably connected with a supporting rod, the upper end of the supporting rod is movably provided with a cross rod, one side of the cross rod is fixedly provided with an installation part, two groups of supporting rods are arranged, the two groups of supporting rods are arranged in parallel, and both ends of the two groups of supporting rods are movably connected with the cross rod and the supporting block, so that the supporting force is larger, the supporting block can be conveniently stabilized in the propelling process, the upper end of a traction cable is connected with an anchorage device at the lower end of a tower limb, the position of the lower end of a cableway pipe is pushed to one side of the tower limb, an engagement piece is gradually close to the anchorage device at the upper end and is fixed, the supporting block is also close to the tower limb and is attached, the positioning of the upper end of the traction cable is finished, and the position of the lower end of the traction cable is moved if the installation of the traction cable deviates, so that the adjustment of each anchor point can be finished.
3. The invention provides a cableway positioning device with an anchor point adjusting structure for a cable-stayed bridge and a method, wherein the cableway positioning device comprises an outer shell, a magnetic strip is fixedly arranged on the inner wall of the outer shell, a telescopic piece is fixedly arranged on the inner wall of the magnetic strip, an elastic piece is fixedly arranged on the outer surface of the telescopic piece, a magnetic block is fixedly arranged at the other end of the elastic piece, the magnetic block and the magnetic strip are magnets with like poles repelling each other, a second ball is arranged on the inner wall of the magnetic block and movably connected with the outer surface of a traction cable, the traction cable extrudes the magnetic block when passing through the magnetic block, the magnetic block compresses the elastic piece to be gradually close to the magnetic strip, the magnetic strip repels the magnetic block, the upper end and the lower end of a cableway pipe can be positioned, the upper end of the traction cable extends to the outside of the cableway pipe, the traction cable can be conveniently positioned, and the traction cable can be prevented from being deviated.
Drawings
FIG. 1 is a schematic view of the overall structure of a cableway positioning device with an anchor point adjusting structure for a cable-stayed bridge according to the present invention;
FIG. 2 is a schematic view of a base structure of a cableway positioning device with an anchor point adjusting structure for a cable-stayed bridge according to the present invention;
FIG. 3 is a state diagram of the cable-stayed bridge after the threaded rod of the cableway positioning device with the anchor point adjusting structure is moved;
FIG. 4 is a state diagram of the cable-stayed bridge after the installation mechanism of the cableway positioning device with the anchor point adjusting structure moves;
FIG. 5 is a schematic view of the cableway structure of the cable-stayed bridge with the cableway positioning device having the anchor point adjusting structure according to the present invention;
FIG. 6 is a schematic structural view of a position-limiting magnetic ring of a cableway positioning device with an anchor point adjusting structure for a cable-stayed bridge according to the present invention;
fig. 7 is a top view of a connector of the cable-stayed bridge according to the invention with a cableway positioning device having an anchor point adjusting structure.
In the figure: 1. a base; 11. a slide rail; 12. a chute; 13. a lengthening block; 14. mounting a plate; 15. a bolt; 2. an adjustment mechanism; 21. a slider; 22. a connecting rod; 23. a threaded rod; 24. a hexagonal stud; 3. a cableway mechanism; 31. a first connecting member; 32. a cable duct; 321. a traction rope; 322. a guide magnetic ring; 323. a limiting magnetic ring; 324. a channel; 325. a support; 326. a guide roller; 327. a tension spring; 328. a first ball bearing; 33. a second connecting member; 331. a connector; 332. a joining member; 3321. an outer housing; 3322. a magnetic strip; 3323. a telescoping member; 3324. an elastic member; 3325. a magnetic block; 3326. a second ball bearing; 333. a cover body; 34. a tank body; 4. an installation mechanism; 41. a telescopic rod; 42. a resisting block; 43. a strut; 44. a cross bar; 45. a mounting member.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1, 2 and 3, a cableway positioning device with an anchor point adjusting structure for a cable-stayed bridge comprises a base 1 and an adjusting mechanism 2 movably installed at the upper end of the base 1, wherein a cableway mechanism 3 is further arranged at the upper end of the adjusting mechanism 2, and an installation mechanism 4 is movably installed at the upper end of the cableway mechanism 3; base 1 includes slide rail 11 and the spout 12 of processing in slide rail 11 upper end, one side fixed mounting of slide rail 11 has extension piece 13, the both ends fixed mounting of slide rail 11 has mounting panel 14, the upper end through mounting of mounting panel 14 has bolt 15, mounting panel 14 passes through bolt 15 and ground fixed connection, be used for guaranteeing 3 lower extreme positions of cableway mechanism, operating personnel is with installed part 45 and cable-stay bridge's tower limb side fixed connection, make its upper end position who sets up at last ground tackle, and utilize bolt 15 and ground to stabilize slide rail 11 both sides fixed mounting's mounting panel 14, the tower limb, ground and cableway mechanism 3 formation triangular structure.
Referring to fig. 2, adjustment mechanism 2 includes movable mounting at the inside slider 21 of spout 12, one side movable mounting of slider 21 has connecting rod 22, one side movable mounting that connecting rod 22 was kept away from to slider 21 has threaded rod 23, the one end and the extension block 13 screw thread through connection that slider 21 was kept away from to threaded rod 23, and one end fixed mounting has hexagonal stud 24, rotatory hexagonal stud 24, make threaded rod 23 rotatory, make threaded rod 23 drive slider 21 slide at spout 12 inner wall, make it be close to one side of extension block 13, be convenient for drive the regulation of haulage cable 321 angle.
Referring to fig. 3, 4 and 6, the cableway mechanism 3 includes a first connecting member 31 movably connected to the upper end of the connecting rod 22 and a cableway pipe 32 fixedly connected to the other end of the first connecting member 31, a second connecting member 33 is fixedly mounted to the other end of the cableway pipe 32, the second connecting member 33 is identical to the first connecting member 31 in structure, and has a slot 34 at the outer end thereof, the second connecting member 33 includes a connecting head 331 fixedly connected to one end of the cableway pipe 32 and a linking member 332 fixedly connected to one end of the connecting head 331, a cover body 333 is hinged to the upper end of the linking member 332, during the rotation of the hexagonal stud 24, the angle of the cableway pipe 32 gradually deviates, the hexagonal stud 24 continues to rotate until the linking member 332 is separated from the cover body 333 and leaks out of the hollow parts at both sides of the cableway pipe 32, the pulling cable 321 is penetrated into the cableway pipe 32 from bottom to top and passes through the passage 324 and the magnetic block 3325, facilitating advancement of the pull cable 321.
Referring to fig. 4 and 5, the mounting mechanism 4 includes a telescopic rod 41 with one end movably connected with the inside of the trough 34 and a supporting block 42 movably mounted on the upper end of the telescopic rod 41, the upper end of the supporting block 42 is movably connected with a supporting rod 43, the upper end of the supporting rod 43 is movably mounted with a cross rod 44, one side of the cross rod 44 is fixedly mounted with a mounting part 45, two groups of supporting rods 43 are arranged in parallel, and two ends of the two groups of supporting rods 43 are movably connected with the cross rod 44 and the supporting block 42, so that the supporting force is large, the supporting block 42 can conveniently play a stabilizing effect in the propelling process, the upper end of the traction cable 321 is connected with the anchorage device at the lower end of the tower limb, the lower end of the cable duct pipe 32 is pushed to one side of the tower limb, the joining member 332 is gradually close to the upper anchorage device and fixed, the supporting block 42 is also close to the tower limb and attached to complete the positioning of the upper end of the traction cable 321, if the installation of the traction cable 321 is deviated, the lower end of the traction cable 321 is moved, the adjustment of the position of each anchor point can be completed.
Referring to fig. 4 and 6, a traction rope 321 is movably mounted inside the cableway pipe 32, a guide magnetic ring 322 is disposed on an outer surface of the traction rope 321, a limit magnetic ring 323 is fixedly mounted at one end of the cableway pipe 32 close to an inner wall of the first connecting piece 31, the guide magnetic ring 322 is a member of an annular structure and is internally provided with a channel 324, a support 325 is hinged to an outer side of an upper end of the guide magnetic ring 322, a guide roller 326 is disposed at one end of the support 325, a tension spring 327 fixedly connected to an upper end of the guide magnetic ring 322 is fixedly mounted on an inner wall of the support 325, a first ball 328 is movably mounted on an outer surface of the support 325, the guide magnetic ring 322 and the limit magnetic ring 323 are magnets with like poles repelling each other, when the traction rope 321 passes through the channel 324, the upper end of the traction rope 321 touches the guide roller 326 and presses the guide roller 326 upwards, so that the support 325 drives the tension spring 327 to extend, the guide roller 326 is disposed inside the traction rope 321 in a point mode, the reaction force of the tension spring 327 drives the traction rope 321 to be always in the center of the rope channel pipe 32, the traction rope 321 is pushed upwards, the guide magnetic ring 322 is driven to move upwards, the traction rope 321 is positioned, the guide effect is good, when the guide magnetic ring 322 moves upwards, the limit magnetic ring 323 can limit, and meanwhile, the limit magnetic ring 323 can repel, and when the guide magnetic ring 322 is not pushed by the traction rope 321, the guide magnetic ring 322 can restore to the original position.
Referring to fig. 7, the connecting member 332 includes an outer casing 3321, a magnetic strip 3322 is fixedly mounted on an inner wall of the outer casing 3321, an extensible member 3323 is fixedly mounted on an inner wall of the magnetic strip 3322, an elastic member 3324 is fixedly mounted on an outer surface of the extensible member 3323, a magnetic block 3325 is fixedly mounted at the other end of the elastic member 3324, the magnetic block 3325 and the magnetic strip 3322 are magnets with like poles repelling each other, a second ball 3326 is disposed on an inner wall of the magnetic block 3323, the second ball 3326 is movably connected to an outer surface of the pulling rope 321, the pulling rope 321 presses the magnetic block 3325 when passing through the magnetic block 3325, the magnetic block 3325 compresses the elastic member 3324 to be gradually close to the magnetic strip 3322, the magnetic strip 3322 repels the magnetic block 3325, so as to position upper and lower ends of the cableway pipe 32, and an upper end of the pulling rope 321 extends to the outside of the cableway pipe 32, so as to position the pulling rope 321 and prevent the pulling rope from deviating.
To further better explain the above embodiments, the present invention also provides an implementation scheme of a method for positioning a cableway with an anchor point adjusting structure for a cable-stayed bridge, comprising the following steps:
the method comprises the following steps: an operator fixedly connects the mounting piece 45 with the side end of the tower limb of the cable-stayed bridge to enable the mounting piece to be arranged at the upper end position of the upper anchorage device, the mounting plates 14 fixedly mounted on two sides of the slide rail 11 are stabilized with the ground by using bolts 15, and the tower limb, the ground and the cableway mechanism 3 form a triangular structure;
step two: rotating the hexagonal stud 24 to enable the threaded rod 23 to rotate, enabling the threaded rod 23 to drive the sliding block 21 to slide on the inner wall of the sliding groove 12 to enable the sliding block to be close to one side of the extension block 13, gradually offsetting the angle of the cable channel pipe 32 in the process, and continuing to rotate the hexagonal stud 24 until the connecting piece 332 is separated from the cover body 333 and leaks out of the hollow parts on the two sides of the cable channel pipe 32;
step three: the traction rope 321 penetrates into the cableway pipe 32 from bottom to top and passes through the channel 324 and the magnetic block 3325 in sequence;
step four: when the rope passes through the channel 324, the upper end of the traction rope 321 touches the guide roller 326 and presses the guide roller 326 upwards, so that the support 325 drives the tension spring 327 to extend, the guide roller 326 is arranged inside the traction rope 321 in a point mode, the reaction force of the tension spring 327 drives the traction rope 321 to be always positioned in the central position of the rope channel pipe 32, the traction rope 321 is pushed upwards, and the guide magnetic ring 322 is driven to move upwards to position the traction rope 321;
step five: when the rope passes through the magnetic block 3325, the traction rope 321 presses the magnetic block 3325, the magnetic block 3325 compresses the elastic piece 3324 to gradually approach the magnetic strip 3322, the magnetic strip 3322 is repelled by the magnetic block 3325, the upper end and the lower end of the ropeway pipe 32 can be positioned, and the upper end of the traction rope 321 extends to the outside of the ropeway pipe 32;
step six: the upper end of the traction cable 321 is connected with the anchorage device at the lower end of the tower limb, the position of the lower end of the cableway pipe 32 is pushed to one side of the tower limb, the connecting piece 332 is gradually close to the anchorage device at the upper end and is fixed, the supporting block 42 is also close to the tower limb and is attached to the tower limb at the moment, the positioning of the upper end of the traction cable 321 is completed, and if the installation of the traction cable 321 deviates, the position of the lower end of the traction cable 321 is moved, and the adjustment of the positions of anchor points can be completed.
In summary, the following steps: the invention provides a cableway positioning device with an anchor point adjusting structure and a method thereof for a cable-stayed bridge, wherein an operator fixedly connects a mounting piece 45 with the side end of a tower limb of the cable-stayed bridge to enable the mounting piece to be arranged at the upper end position of an upper anchorage device, and stabilizes mounting plates 14 fixedly mounted at two sides of a slide rail 11 with the ground by using bolts 15, the tower limb, the ground and a cableway mechanism 3 form a triangular structure with strong stability, a hexagonal stud 24 is rotated to enable a threaded rod 23 to rotate, the threaded rod 23 drives a sliding block 21 to slide on the inner wall of a sliding chute 12 to enable the sliding block to be close to one side of an extension block 13, in the process, the angle of a cableway pipe 32 gradually deviates, the hexagonal stud 24 is continuously rotated until a connecting piece 332 is separated from a cover body 333 and leaks out of hollow parts at two sides of the cableway pipe 32, so that a traction cable 321 passes through the cableway pipe 32 from bottom to top and sequentially passes through a channel 324 and a magnetic block 3325, the guiding function can be achieved, when the rope passes through the channel 324, the upper end of the traction rope 321 touches the guide roller 326 and presses the guide roller 326 upwards, so that the support 325 drives the tension spring 327 to extend, the guide roller 326 is arranged in the traction rope 321 in a point mode, the reaction force of the tension spring 327 drives the traction rope 321 to be always in the central position of the rope guide pipe 32, the traction rope 321 is pushed upwards to drive the guide magnetic ring 322 to move upwards to position the traction rope 321, then, when the rope passes through the magnetic block 3325, the traction rope 321 presses the magnetic block 3325, the magnetic block 3325 compresses the elastic member 3324 to be gradually close to the magnetic strip 3322, the magnetic strip 3322 and the magnetic block 3325 repel each other, so that the upper end and the lower end of the rope guide pipe 32 can be positioned, the upper end of the traction rope 321 extends to the outside of the rope guide pipe 32, the guiding effect is good, the deviation is avoided, the upper end of the traction rope 321 is connected with the anchorage at the lower end of the tower limb, and the lower end of the rope guide pipe 32 is pushed to the position of the lower end of the rope guide pipe 32 to one side of the tower limb, the connecting piece 332 is gradually close to the anchorage device at the upper end and is fixed, at the moment, the abutting block 42 is also close to the tower limb and is attached to the tower limb, the positioning of the upper end of the traction cable 321 is completed, and if the traction cable 321 is installed to generate deviation, the position of the lower end of the traction cable 321 is moved, and the adjustment of the position of each anchor point can be completed.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (7)
1. The utility model provides a cable-stay bridge is with cableway positioner that has anchor point regulation structure, includes base (1) and movable mounting in base (1) upper end adjustment mechanism (2), the upper end of adjustment mechanism (2) still is provided with cableway mechanism (3), its characterized in that: an installation mechanism (4) is movably installed at the upper end of the cableway mechanism (3);
the base (1) comprises a sliding rail (11) and a sliding groove (12) machined at the upper end of the sliding rail (11), an extension block (13) is fixedly installed on one side of the sliding rail (11), installation plates (14) are fixedly installed at two ends of the sliding rail (11), a bolt (15) penetrates through the upper end of each installation plate (14), and the installation plates (14) are fixedly connected with the ground through the bolts (15);
the adjusting mechanism (2) comprises a sliding block (21) movably arranged in the sliding groove (12), a connecting rod (22) is movably arranged on one side of the sliding block (21), a threaded rod (23) is movably arranged on one side, away from the connecting rod (22), of the sliding block (21), one end, away from the sliding block (21), of the threaded rod (23) is in threaded through connection with the extension block (13), and a hexagonal stud (24) is fixedly arranged at one end of the threaded rod;
the cableway mechanism (3) comprises a first connecting piece (31) movably connected with the upper end of the connecting rod (22) and a cableway pipe (32) fixedly connected with the other end of the first connecting piece (31), the other end of the cableway pipe (32) is fixedly provided with a second connecting piece (33), the second connecting piece (33) and the first connecting piece (31) are consistent in structure, and the outer end of the second connecting piece is provided with a groove body (34);
the mounting mechanism (4) comprises a telescopic rod (41) and a supporting block (42), wherein one end of the telescopic rod (41) is movably connected with the inside of the groove body (34), the supporting block (42) is movably mounted at the upper end of the telescopic rod (41), a supporting rod (43) is movably connected to the upper end of the supporting block (42), a cross rod (44) is movably mounted at the upper end of the supporting rod (43), and a mounting piece (45) is fixedly mounted on one side of the cross rod (44).
2. The ropeway positioning device for cable-stayed bridges of claim 1, which has an anchor point adjusting structure, wherein: the second connecting piece (33) comprises a connecting head (331) fixedly connected with one end of the cable duct (32) and a connecting piece (332) fixedly connected with one end of the connecting head (331), and the upper end of the connecting piece (332) is hinged with a cover body (333).
3. The cableway positioning device for a cable-stayed bridge according to claim 2, wherein the cable-stayed bridge comprises an anchor point adjusting structure, and the anchor point adjusting structure comprises: the supporting rods (43) are arranged in two groups, the two groups of supporting rods (43) are arranged in parallel, and two ends of the supporting rods are movably connected with the cross rod (44) and the abutting block (42).
4. A cableway positioning device for a cable-stayed bridge according to claim 3, characterized in that: a traction rope (321) is movably arranged in the rope channel pipe (32), a guide magnetic ring (322) is arranged on the outer surface of the traction rope (321), and a limiting magnetic ring (323) is fixedly arranged at one end, close to the inner wall of the first connecting piece (31), of the rope channel pipe (32).
5. The cableway positioning device for a cable-stayed bridge according to claim 4, wherein the cable-stayed bridge comprises an anchor point adjusting structure, and the anchor point adjusting structure comprises: the guide magnetic ring (322) is a component of an annular structure, a channel (324) is formed in the guide magnetic ring (322), a support (325) is hinged to the outer side of the upper end of the guide magnetic ring (322), a guide roller (326) is arranged at one end of the support (325), a tension spring (327) fixedly connected with the upper end of the guide magnetic ring (322) is fixedly arranged on the inner wall of the support (325), a first ball (328) is movably arranged on the outer surface of the support (325), and the guide magnetic ring (322) and the limit magnetic ring (323) are magnets with like poles repelling each other.
6. The cableway positioning device for a cable-stayed bridge according to claim 5, wherein the cable-stayed bridge comprises an anchor point adjusting structure, and the anchor point adjusting structure comprises: the connecting piece (332) comprises an outer shell (3321), a magnetic strip (3322) is fixedly mounted on the inner wall of the outer shell (3321), an expansion piece (3323) is fixedly mounted on the inner wall of the magnetic strip (3322), an elastic piece (3324) is fixedly mounted on the outer surface of the expansion piece (3323), a magnetic block (3325) is fixedly mounted on the other end of the elastic piece (3324), the magnetic block (3325) and the magnetic strip (3322) are magnets with like poles repelling each other, a second ball (3326) is arranged on the inner wall of the expansion piece, and the second ball (3326) is movably connected with the outer surface of the traction cable (321).
7. A method for implementing the cable-stayed bridge with the cableway positioning device with the anchor point adjusting structure according to claim 6, characterized by comprising the following steps:
s1: an operator fixedly connects the mounting piece (45) with the side end of a tower limb of a cable-stayed bridge to enable the mounting piece to be arranged at the upper end position of the upper anchorage device, mounting plates (14) fixedly mounted on two sides of the sliding rail (11) are stabilized with the ground by using bolts (15), and the tower limb, the ground and the cableway mechanism (3) form a triangular structure;
s2: rotating the hexagonal stud (24) to enable the threaded rod (23) to rotate, enabling the threaded rod (23) to drive the sliding block (21) to slide on the inner wall of the sliding groove (12) to enable the sliding block to be close to one side of the extension block (13), gradually offsetting the angle of the cable channel pipe (32) in the process, and continuing to rotate the hexagonal stud (24) until the connecting piece (332) is separated from the cover body (333) and leaks out of the hollow parts on the two sides of the cable channel pipe (32);
s3: penetrating a traction rope (321) into a rope channel pipe (32) from bottom to top, and enabling the traction rope to sequentially pass through a channel (324) and a magnetic block (3325);
s4: when the rope passes through the channel (324), the upper end of the traction rope (321) touches the guide roller (326) and upwards presses the guide roller (326), so that the support (325) drives the tension spring (327) to extend, the guide roller (326) is arranged in the traction rope (321) in a point mode, the reaction force of the tension spring (327) drives the traction rope (321) to be always in the central position of the rope channel pipe (32), the traction rope (321) is upwards pushed, the guide magnetic ring (322) is driven to upwards move, and the traction rope (321) is positioned;
s5: when the rope passes through the magnetic block (3325), the traction rope (321) extrudes the magnetic block (3325), the magnetic block (3325) compresses the elastic piece (3324) to gradually approach the magnetic strip (3322), the magnetic strip (3322) and the magnetic block (3325) repel each other, the upper end and the lower end of the rope channel pipe (32) can be positioned, and the upper end of the traction rope (321) extends to the outside of the rope channel pipe (32);
s6: the upper end of the traction cable (321) is connected with an anchorage device at the lower end of the tower limb, the position of the lower end of the cable channel pipe (32) is pushed to one side of the tower limb, the connecting piece (332) is gradually close to the anchorage device at the upper end and is fixed, the resisting block (42) is also close to the tower limb and is attached to the tower limb at the moment, the positioning of the upper end of the traction cable (321) is completed, and if the installation of the traction cable (321) deviates, the position of the lower end of the traction cable (321) is moved, and the adjustment of the position of each anchor point can be completed.
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