CN213925805U - Cable saddle and cable-stayed system for special-shaped cable tower - Google Patents
Cable saddle and cable-stayed system for special-shaped cable tower Download PDFInfo
- Publication number
- CN213925805U CN213925805U CN202022566166.3U CN202022566166U CN213925805U CN 213925805 U CN213925805 U CN 213925805U CN 202022566166 U CN202022566166 U CN 202022566166U CN 213925805 U CN213925805 U CN 213925805U
- Authority
- CN
- China
- Prior art keywords
- cable
- tower
- saddle
- section
- shaped
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a cable saddle and a diagonal system for a special-shaped cable tower, wherein the cable saddle comprises more than two arc-shaped sections and a common cutting section for connecting the adjacent arc-shaped sections; wherein, the connecting line of the opposite end vertexes of the adjacent arc-shaped sections is the common tangent line of the adjacent arc-shaped sections; the common cutting segment is a straight segment, and two ends of the common cutting segment are respectively connected with the opposite end parts of the adjacent arc-shaped segments. The utility model discloses a cable saddle and draw system to one side for heterotypic cable tower can make the steel strand wires unit by the smooth transition of external circulation in the cable tower body, need not be complicated bearing structure to the cable saddle outside the cable tower body, can satisfy requirements such as atress, the wearing and tearing of heterotypic cable tower.
Description
Technical Field
The utility model relates to a cable saddle especially relates to a cable saddle and draw system to one side that is used for heterotypic cable tower.
Background
At present, in the conventional suspension cable system of taking the cable saddle, its cable saddle structure is similar to the arc and pre-buried in the concrete cable tower completely, and its cable architecture is: a cable begins to extend to the cable tower from the beam-ends of cable tower one side, then passes pre-buried arc cable saddle in the cable tower, extends until extending to the beam-ends of bridge cable tower opposite side to the opposite side, through the beam-ends ground tackle respectively the anchor at the beam-ends of cable tower both sides, a cable runs through in the full-bridge, above-mentioned conventional cable saddle generally can only be pre-buried in the cable tower, hardly outside the cable tower. However, due to landscape requirements, a plurality of tower structure designs or cable tower hollowed-out hole designs are arranged on one pier, the cable saddle needs to pass through a plurality of towers or hollowed-out holes in sequence, the cable saddle can be partially exposed outside the cable tower body, such as a V-like, W-like or O-like cable tower, however, the arc section of the arc cable saddle is a main stress section, if the cable saddle is exposed outside the cable tower body, a supporting structure is needed, in addition, the structural design also does not allow the arc section to be directly exposed outside the cable tower body, if the cable saddle needs to pass through a plurality of cable towers, the original cable saddle needs to be a complex cable tower body external supporting structure, or a plurality of cable saddle designs are adopted, meanwhile, one cable runs through to generate an anti-corrosion problem, a multi-pipeline tensioning cable force friction loss problem and the like, and the original simple arc cable saddle design does not meet the actual requirements of the special-shaped cable tower.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model provides a can pass the suspension cable saddle of many towers simultaneously, aim at solving the problem that current arc cable saddle design can not satisfy demands such as atress, anticorrosive, wearing and tearing of heterotypic cable tower.
The utility model discloses take following technical scheme to realize above-mentioned purpose:
a cable saddle for a special-shaped cable tower comprises more than two arc-shaped sections and a common cutting section for connecting adjacent arc-shaped sections; wherein, the connecting line of the opposite end vertexes of the adjacent arc-shaped sections is the common tangent line of the adjacent arc-shaped sections; the common cutting segment is a straight segment, and two ends of the common cutting segment are respectively connected with the opposite end parts of the adjacent arc-shaped segments.
The cable saddle of the technical scheme can be used for special-shaped cable towers, such as cable towers similar to V-shaped cables, W-shaped cables or O-shaped cables, namely cable towers which need to be connected by multiple independent cable saddles. In the technical scheme, the arc-shaped section is embedded in the cable tower, the common cutting section is exposed outside the cable tower body, through the tangent design of the common cutting section, when the steel strand passes through the cable saddle common cutting section, negligible radial acting force is generated, meanwhile, the cable saddle common cutting section can not generate radial force on the cable tower, the steel strand unit is smoothly transited from the inside of the cable tower body to the outside of the cable tower body in a circulating way, a complex supporting structure does not need to be made on the cable saddle common cutting section outside the cable tower body, the steel strand unit can be directly outside the cable tower body, and the requirements of stress, abrasion and the like of the special-shaped cable tower can be met; in addition, relative to the anchoring structure of the multi-section inhaul cable in the prior art, the technical scheme can realize that one section inhaul cable runs through the whole cable tower, the anchoring structure is more stable, and the cable saddle without the independent multi-section inhaul cable is not required to be connected.
The further technical proposal is that the common cutting segment comprises an outer layer sheath and filling material filled in the outer layer sheath. In the technical scheme, the two ends of the outer sheath are respectively connected with the cable towers of the adjacent arc sections and can also be embedded in the cable towers, the overall rigidity of the cable towers can be improved, the rigidity lost due to the special-shaped design of the cable towers is compensated, and the anticorrosion protection can be carried out on the cable saddle common-cutting sections.
The further technical proposal is that the arc-shaped segment and the common cutting segment are of an integrated structure.
The further technical scheme is that a wire dividing pipe is arranged inside the arc-shaped section and used for penetrating through a steel strand unit of the inhaul cable.
A cable-stayed system comprises the cable saddle.
The further technical scheme is that the cable tower further comprises a left section of stay cable and a right section of stay cable, wherein the left end of the left section of stay cable is anchored on the left beam end, and the right end of the left section of stay cable penetrates through the cable saddle and is anchored on the right side of the cable tower; the right end of the right section of the stay cable is anchored on the right beam end, and the left end of the stay cable penetrates through the cable saddle and is anchored on the left side of the cable tower.
This technical scheme adopts left and right two sections cables to form a whole piece cable, anchors respectively in cable saddle both sides through the anchor component on bridge cable tower, has thoroughly solved the problem of sliding of cable in cable saddle department, can satisfy the different user demand of bridge cable tower both sides cable force simultaneously.
The further technical scheme is that the cable tower anchoring ends of the left section of stay cable and the right section of stay cable steel strand unit are provided with anti-sliding keys. The anti-sliding key in the technical scheme can permanently anchor the steel strand unit, so that the stability of a cable-stayed system is improved.
The utility model has the advantages that:
the utility model provides a pair of a cable saddle for abnormal shape cable tower, through the tangent line design of common dissection, when making steel strand wires pass cable saddle common dissection, produce the radial effort that can ignore, cable saddle common dissection also can not produce radial force to the cable tower simultaneously, make steel strand wires unit from cable tower internal to the external circulation smooth transition, need not do complicated bearing structure to the cable saddle common dissection outside the cable tower, can be directly outside the cable tower, can satisfy the demand such as atress, wearing and tearing of abnormal shape cable tower, relative the anchor structure of multistage cable among the prior art, the utility model discloses can realize that one section cable runs through whole cable tower, the anchor structure is more stable to do not need the independent cable saddle of multistage to connect; the outer sheath and the filling material of the co-cutting section can improve the overall rigidity of the cable tower, compensate the rigidity lost due to the special-shaped design of the cable tower, and can also carry out anti-corrosion protection on the co-cutting section of the cable saddle.
Drawings
FIG. 1 is a diagram: a draw system schematic diagram to one side for abnormal shape cable tower cable saddle.
FIG. 2 is a diagram of: the utility model discloses cable saddle structure schematic diagram with two segmental arcs.
FIG. 3 is a diagram of: the utility model discloses cable saddle structure schematic diagram with three segmental arc.
In the figure:
11. a first arcuate segment; 12. a second arcuate segment; 13. a third arc segment; 2. co-cutting; 201. an outer sheath; 202. a filler; 21. a first co-cut segment; 211. a first outer jacket; 212. a first filler; 22. second co-cutting; 221. a second outer jacket; 222. a second filler; 31. a first cable tower; 32. a second cable tower; 33. a third pylon; 100. a left beam end; 101. a left beam end anchorage; 102. a left vibration damping device; 103. a left cable tie; 104. a left waterproof cover; 105. a left outer sheath; 106. a left telescoping compensation device; 107. a left tower end anchorage; 108. a left section of stay cable; 200. a right beam end; 201. a right beam end anchorage; 202. a right vibration damping device; 203. a right cable tie; 204. a right waterproof cover; 205. a right outer sheath; 206. a right telescopic compensation device; 207. a right tower end anchorage; 208. and a right section inhaul cable.
Detailed Description
The present invention will be described in detail with reference to fig. 1 to 3, and the following embodiments and features of the embodiments may be combined with each other without conflict.
The present embodiment provides a cable saddle for a special-shaped cable tower, as shown in fig. 1 and fig. 2, the cable saddle is used for a special-shaped cable tower, the cable penetrating section of the cable tower comprises two sections of cable penetrating tower bodies, which are a first cable tower 31 and a second cable tower 32 in sequence, the top and/or bottom of the first cable tower 31 and the bottom of the second cable tower 32 are connected, the middle part is hollowed, and the cable saddle is a cable tower similar to a "V" shape or an "O" shape; the cable saddle comprises a first arc-shaped section 11, a second arc-shaped section 12 and a common cutting section 2 for connecting the first arc-shaped section 11 and the second arc-shaped section 12, wherein the first arc-shaped section 11 and the second arc-shaped section 12 are respectively embedded in a first cable tower 31 and a second cable tower 32, the vertex connecting line of the opposite end parts of the first arc-shaped section 11 and the second arc-shaped section 12 is a common tangent line of the first arc-shaped section 11 and the second arc-shaped section 12, the common cutting section 2 is a straight-line section, and the two ends of the common cutting section are respectively connected with the opposite end parts of the first arc-shaped section 11 and the second arc-shaped section 12, the common cutting section is specifically an integrally formed structure, and the common cutting section can be connected in other implementation modes or practical application modes through bolts, welding and the like;
in this embodiment, first segmental arc 11 and second segmental arc 12 are pre-buried respectively inside first cable tower 31 and second cable tower 32, common dissection 2 lays outside the cable tower body, through common dissection 2's tangent design, when making the steel strand wires pass cable saddle common dissection 2, produce the radial effort that can ignore, cable saddle common dissection 2 also can not produce radial force to the cable tower simultaneously, make the smooth transition of steel strand wires unit to the extrinsic cycle by in the cable tower body, need not do complicated bearing structure to cable saddle common dissection 2 outside the cable tower body, can be directly outside the cable tower body, can satisfy requirements such as atress, wearing and tearing of heterotypic cable tower.
In another embodiment, in addition to the above embodiments, the co-cut segment 2 further includes an outer sheath 201 and a filler 202 filled in the outer sheath 201; the specific mounting structure is that the two ends of the outer sheath 201 are respectively connected with the opposite side faces of the first cable tower 31 and the second cable tower 32, the two ends can be fixed by bolts and can also be embedded in the first cable tower 31 and the second cable tower 32, the overall rigidity of the cable tower can be improved, the rigidity lost due to special-shaped design of the cable tower is compensated, and the anticorrosion protection can be carried out on the cable saddle common cutting section 2. The specific preparation and installation process of the embodiment is that the number of the cable saddle arc-shaped sections and the number of the common cutting sections 2 are determined according to design requirements, the common cutting sections 2 are ensured to be tangent to the first arc-shaped section 11 and the second arc-shaped section 12 simultaneously during preparation, then the outer layer sheath 201 is wrapped outside the cable saddle common cutting sections 2 and temporarily fixed, and the cable saddle is ready to be embedded after reaching a target size; when the cable saddle is embedded, the cable saddle common cutting section 2 is arranged outside the cable tower body, the outer layer sheath 201 is connected and partially embedded in the cable tower bodies on the two sides, and then the filling material 202 is poured to perform structural reinforcement.
The above embodiment exemplarily shows a specific cable saddle structure of two arc segments and one common segment, and in other embodiments or practical applications, the cable saddle can also be used for a special cable tower of a three-end cable tower body, as shown in fig. 3, the cable tower sequentially comprises a first cable tower 31, a second cable tower 32 and a third cable tower 33, and is a similar "W" cable tower; the cable saddle comprises a first arc-shaped section 11, a second arc-shaped section 12, a third arc-shaped section 13, a first common cutting section 21 connecting the first arc-shaped section 11 with the second arc-shaped section 12, and a second common cutting section connecting the second arc-shaped section 12 with the third arc-shaped section 13, wherein the first arc-shaped section 11, the second arc-shaped section 12 and the third arc-shaped section 13 are respectively embedded in a first cable tower 31, a second cable tower 32 and a third cable tower 33, the opposite end vertexes of the first arc-shaped section 11 and the second arc-shaped section 12 are connected through a common tangent line, the opposite end vertexes of the second arc-shaped section 12 and the third arc-shaped section 13 are connected through a common tangent line, the first common cutting section 21 and the second common cutting section 22 are both straight line segments, two ends of the first common cutting section 21 are respectively connected with the opposite end portions of the first arc-shaped section 11 and the second arc-shaped section 12, the two ends of the second common cutting segment 22 are respectively connected with the opposite end parts of the second arc-shaped segment 12 and the third arc-shaped segment 13, specifically are of an integrally formed structure, and can be connected in other embodiments or practical applications in a bolt mode, a welding mode and the like; the first arc-shaped section 11, the second arc-shaped section 12 and the third arc-shaped section 13 are respectively embedded in the first cable tower 31, the second cable tower 32 and the third cable tower 33, the first common cutting section 21 and the second common cutting section 22 are arranged outside the cable tower body, through the design of a tangent structure, when a steel strand passes through the two common cutting sections, a negligible radial acting force is generated, meanwhile, the two common cutting sections cannot generate a radial force on the cable tower, so that the steel strand unit is smoothly transited from the inside of the cable tower body to the outside of the cable tower body in a circulating way, a complex supporting structure does not need to be made on the two common cutting sections outside the cable tower body, the steel strand unit can be directly outside the cable tower body, and the requirements of stress, abrasion and the like of the special-shaped cable tower can be; in addition, the cable saddle of the utility model can set the specific number of the arc-shaped sections and the common cutting sections according to the design requirements of the cable tower; the inside of the cable saddle is provided with a communicated wire distributing pipe used for distributing the steel strand units and can also be a cable groove matched with the steel strand units.
In another embodiment, as shown in fig. 1 and 2, a cable-stayed system using the cable saddle is provided, which further includes a left section cable 108 and a right section cable 208, wherein the right end of the left section cable 108 is anchored to the right side of the cable tower by a right tower end anchorage 207, and the left end of the left section cable passes through the cable saddle, the left telescopic compensation device 106, the left outer sheath 105, the left waterproof cover 104 and the left vibration damping device 102 in the above embodiments in sequence, extends to the left beam end 100 and is anchored by a left beam end anchorage 101; the left end of the right section of the stay cable 208 is anchored on the left side of the cable tower through a left tower end anchorage 107, and the right end of the stay cable passes through the cable saddle, the right telescopic compensation device 206, the right outer sheath 205, the right waterproof cover 204 and the right vibration damping device 202 in the above embodiment in sequence, extends to the right beam end 200 and is anchored by a right beam end anchorage 201; after the left section of stay cable 108 and the right section of stay cable 208 are installed, the left section of stay cable and the right section of stay cable are simultaneously tensioned by using anchorage devices at the beam ends at two sides, and after tensioning is finished, a left cable hoop 103 and a right cable hoop 203 are installed, so that the installation of the whole stay cable system is finished.
The cable-stayed system of the embodiment adopts the cable saddle in the embodiment, so that the steel strand unit can smoothly transit from the inside of the cable tower body to the external circulation, the requirements of stress, abrasion and the like of the special-shaped cable tower are met, in addition, the left section of cable and the right section of cable form a whole cable, the two sides of the cable saddle are respectively anchored through the anchoring components on the bridge cable tower, the slippage problem of the cable at the cable saddle is thoroughly solved, and the different use requirements of the cable forces of the cables on the two sides of the bridge cable tower can be met.
On the basis of the above embodiment, the left tower end anchorage 107 and the right tower end anchorage 207 are respectively provided with a sealing cover at the outer part and a sliding-resistant key matched with the steel strand unit at the inner part; the antiskid bond can carry out permanent anchor to the steel strand wires unit, improves the stability of drawing the system to one side.
The utility model provides a cable saddle and draw system to one side for abnormal shape cable tower, through the tangent line design of common dissection 2, when making the steel strand wires pass cable saddle common dissection 2, produce the radial effort that can ignore, cable saddle common dissection 2 can not produce the radial force to the cable tower yet simultaneously, make the steel strand wires unit from the cable tower internal to the extracorporal circulatory smooth transition, need not do complicated bearing structure to the cable saddle common dissection outside the cable tower, can be directly outside the cable tower, can satisfy the atress of abnormal shape cable tower, demand such as wearing and tearing, do not need the independent cable saddle of multistage to connect; the outer sheath and the filling material of the common cutting section 2 can improve the integral rigidity of the cable tower, compensate the rigidity lost due to the special-shaped design of the cable tower, and can also carry out anti-corrosion protection on the common cutting section of the cable saddle.
Claims (7)
1. A cable saddle for a special-shaped cable tower is characterized by comprising more than two arc-shaped sections and a common cutting section for connecting the adjacent arc-shaped sections; wherein, the connecting line of the opposite end vertexes of the adjacent arc-shaped sections is the common tangent line of the adjacent arc-shaped sections; the common cutting segment is a straight segment, and two ends of the common cutting segment are respectively connected with the opposite end parts of the adjacent arc-shaped segments.
2. The cable saddle for a profile cable tower of claim 1, wherein the co-cut segment comprises an outer sheath and a filler material filled inside the outer sheath.
3. The cable saddle for a profile cable tower of claim 1, wherein the arcuate segments and the co-cut segments are of unitary construction.
4. The cable saddle for a profile cable tower according to claim 1, wherein a wire separating tube is arranged inside the arc-shaped segment, and the wire separating tube is used for penetrating a steel strand unit of a cable.
5. A cable-stayed system, characterized in that it comprises a cable saddle according to any one of claims 1 to 4.
6. The cable-stayed system according to claim 5, further comprising a left section of cable and a right section of cable, wherein the left end of the left section of cable is anchored on the left beam end, and the right end of the left section of cable passes through the cable saddle and is anchored on the right side of the cable tower; the right end of the right section of the stay cable is anchored on the right beam end, and the left end of the stay cable penetrates through the cable saddle and is anchored on the left side of the cable tower.
7. The cable-stayed system according to claim 6, wherein the cable tower anchoring ends of the left section of stay cable and the right section of stay cable steel strand unit are provided with anti-sliding keys.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022566166.3U CN213925805U (en) | 2020-11-09 | 2020-11-09 | Cable saddle and cable-stayed system for special-shaped cable tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022566166.3U CN213925805U (en) | 2020-11-09 | 2020-11-09 | Cable saddle and cable-stayed system for special-shaped cable tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213925805U true CN213925805U (en) | 2021-08-10 |
Family
ID=77166824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022566166.3U Active CN213925805U (en) | 2020-11-09 | 2020-11-09 | Cable saddle and cable-stayed system for special-shaped cable tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213925805U (en) |
-
2020
- 2020-11-09 CN CN202022566166.3U patent/CN213925805U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102939420B (en) | Sealing device | |
| CN100554589C (en) | Fix the method for parallel metal cords | |
| CN2842457Y (en) | Seabed electric-power composite optical cable | |
| US8650691B2 (en) | Strand guiding device | |
| CN107841934B (en) | Wing-spreading arch cable-stayed bridge | |
| CN213925805U (en) | Cable saddle and cable-stayed system for special-shaped cable tower | |
| CN202644399U (en) | Sealing-type inhaul cable | |
| KR101161644B1 (en) | Partially earth-anchored cable-stayed bridge using hinge connection parts and construction method for the same | |
| US6385928B1 (en) | Tension member | |
| JPH11323823A (en) | Suspending device for construction structure | |
| CN111119052A (en) | Tower top anchoring device for connecting double main cables of suspension cable pipeline bridge | |
| CN111424713A (en) | Suspension tunnel and construction method thereof | |
| JP2005264556A (en) | Concrete filled steel segment and primary lining body for tunnel | |
| KR100792660B1 (en) | Suspension Bridge Construction Method using a Composite Cables | |
| JP2002332610A (en) | Vertex-saddle structure of bridges and vertex-saddle execution method for bridges | |
| CN214993084U (en) | Stiffening steel pipe-high performance concrete composite structure bridge tower with built-in steel reinforcement cage | |
| CN210622987U (en) | Stay cable type tower and wind generating set | |
| CN218027192U (en) | Ground anchor type carbon fiber inhaul cable | |
| KR20150053525A (en) | Composite deck-segment for cable-stayed bridge and the construction method | |
| KR100840409B1 (en) | A bridge with double eccentric depend on stay cables | |
| CN109524936A (en) | It is a kind of for communicating the cable self-detaching device in overhead transmission line | |
| CN218116429U (en) | Prestressed pipe fitting for improving crack resistance of concrete | |
| CN113481825B (en) | Large-span bridge structure of Y-shaped girder | |
| CN220224937U (en) | Steel wire inhaul cable of integral compact anchor head | |
| CN114293453B (en) | Tower column, cable tower web wall penetrating type anchoring structure and cable-stayed bridge |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |