CN113774791B - Stay cable tensioning end anchorage device structure - Google Patents
Stay cable tensioning end anchorage device structure Download PDFInfo
- Publication number
- CN113774791B CN113774791B CN202110959581.1A CN202110959581A CN113774791B CN 113774791 B CN113774791 B CN 113774791B CN 202110959581 A CN202110959581 A CN 202110959581A CN 113774791 B CN113774791 B CN 113774791B
- Authority
- CN
- China
- Prior art keywords
- anchorage
- plate
- anchor
- cup
- hole
- 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
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a stay cable tensioning end anchorage structure which comprises a traction cable, an anchorage plate and an anchorage cup, wherein the anchorage plate is arranged at one end part of the anchorage cup, the side part of the anchorage plate is connected with the side part of the anchorage cup through a tensioning adjusting bolt, the traction cable comprises a steel strand, an outer protective sleeve is sleeved on the periphery of the steel strand, an anchorage hole for the traction cable to pass through is formed in the anchorage plate, a guide hole which corresponds to the anchorage hole and is used for the traction cable to pass through is formed in the fastening blocking plate, the side part of the guide hole is axially and adjustably fastened with the side wall of the anchorage cup, a blocking piece is arranged between the guide hole and the anchorage hole, and the blocking piece is used for blocking the outer protective sleeve from extending to the other side of the anchorage plate after passing through the anchorage hole. The anchor structure can prevent the outer protective sleeve from entering the anchoring hole to influence the operation safety, and the traction inhaul cable is in an exposed state from one side of the blocking piece towards the anchoring hole, so that the corrosion resistance of the blocking surface is only required to be ensured, the corrosion resistance and rust resistance of the exposed steel strand can be ensured, and the operation safety is improved.
Description
Technical Field
The invention relates to the technical field of road bridge construction anchorage devices, in particular to an anchor structure of a stay cable tensioning end.
Background
The cable-stayed bridge is a bridge in which main beams are directly pulled on bridge towers by a plurality of stay ropes, and is a structural system formed by combining a pressure-bearing tower, a tension rope and a bearing bent beam body, and mainly comprises a cable tower, main beams and stay ropes.
The stay cable anchorage comprises an anchorage end and a tensioning end, wherein the anchorage end is arranged in a main box girder, a cable steel sheath tube is firstly put on a cable by a crane and is bundled on a stay cable hanging point by a rope, then the cable anchorage end is put into a box girder anchorage box by the crane, a steel supporting cushion block is arranged, and the installation of the positioning bolt end is completed by tightening. The outside of the steel strand wires in the existing stay cable tensioning end ground tackle are provided with the protective sleeve because of the protection, but the protective sleeve is arranged in the anchoring hole and can influence the working safety of the steel strand wires, and if the protective sleeve is stripped, the protective sleeve and the steel strand wires at the anchoring hole can be corroded and influenced.
Disclosure of Invention
The invention aims to provide an anchor structure of a stay cable tensioning end, which aims to solve the problems of the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a stay cable stretch-draw end ground tackle structure, includes traction cable, anchor plate and anchor cup, the inside reinforcing bar of concrete girder is connected to the anchor cup, the anchor plate is established at one end and the avris portion of anchor cup and is connected with anchor cup avris portion through stretch-draw adjusting bolt, traction cable includes the steel strand wires, steel strand wires periphery cover is equipped with outer lag, outer lag has good elasticity, set up the anchor hole that supplies traction cable to pass on the anchor plate and traction cable tip passes the anchor hole and fasten through the clamping piece, be equipped with fastening barrier plate and fastening barrier plate fastening on the terminal surface of anchor plate in the anchor cup, set up on the fastening barrier plate with the anchor hole corresponding and supply the guiding hole that traction cable passed, guiding hole avris and anchor cup lateral wall axial adjustment formula fastening are equipped with between guiding hole and the anchor hole and block the piece and be used for blockking that outer lag passes the anchor hole and extend to the anchor plate opposite side.
Based on the technical scheme, the invention also provides the following optional technical schemes:
in one alternative: the side of the anchoring plate facing the anchor cup is provided with a convex seat, the inner wall of the anchor cup corresponding to the convex seat is provided with an annular inclined surface, and the convex seat abuts against the annular inclined surface.
In one alternative: the side wall of the fastening baffle plate is provided with at least one convex strip, the anchor cup is provided with a guide groove corresponding to the convex strip, the convex strip is arranged in the convex strip and slides in the convex strip, the outer wall of the anchor cup is provided with a fastening bolt which spirally extends into the guide groove, the end part of the convex strip is provided with a row of threaded holes, and the end part of the fastening bolt is in spiral fit with the threaded holes.
In one alternative: the blocking piece is arranged at the inner wall surface of the port of the anchoring hole, which faces the fastening blocking plate, the outer end surface of the blocking piece is propped against the end surface of the outer protective sleeve, and a through hole for the steel strand to pass through is reserved at the center of the blocking piece.
In one alternative: the outer side of the outer protective sleeve is provided with a sealing ring, the inner ring surface of the sealing ring is in sealing fit with the outer peripheral surface of the outer protective sleeve, and the outer surface of the sealing ring is in sealing fit with the inner wall surface of the guide hole.
In one alternative: one side of the anchor cup, which is far away from the anchor plate, is provided with at least one cableway pipe, the port of the cableway pipe is fixedly connected with the port of the anchor cup through a threaded connection pair, and the cableway pipe is used for gathering and winding a plurality of traction inhaul cables together.
In one alternative: and the inside of the anchor cup and the inside of the cableway pipe are coaxially provided with shock absorbers, and the shock absorbers are positioned at the positions of the ports of the anchor cup and the cableway pipe.
In one alternative: the anchor plate is equipped with the protective cover in one side of keeping away from the anchor cup, the tip of traction cable passes the anchor plate and extends to the protective cover inside, and the protective cover intussuseption is filled with anticorrosive grease.
Compared with the prior art, the invention has the following beneficial effects:
according to the anchorage structure, the spacing between the anchorage plate and the anchorage cup can be adjusted by using the tension adjusting bolt, so that the traction inhaul cable has traction stress, the side part of the fastening blocking plate is fastened with the axis of the side wall of the anchorage cup to ensure the fastening state of the anchorage plate and the anchorage cup after the tension stress is adjusted, meanwhile, the blocking piece arranged between the guide hole on the fastening blocking plate and the anchorage hole can block the outer protective sleeve from penetrating through the anchorage hole, the outer protective sleeve is prevented from entering the anchorage hole to affect operation safety, and the traction inhaul cable is in an exposed state from the blocking piece towards one side of the anchorage hole, so that the corrosion resistance of the blocking surface is only required to be ensured, the corrosion resistance and rust resistance of the exposed steel stranded wire can be ensured, and the operation safety is improved.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the structure in one embodiment of the invention.
Fig. 2 is a schematic view showing a connection structure of an anchor cup and a fastening blocking plate in one embodiment of the present invention.
Fig. 3 is a schematic view showing a structure of a fastening blocking plate in an embodiment of the present invention.
Fig. 4 is a partially enlarged schematic view of the structure at a in fig. 1.
Reference numerals annotate: traction cable 1, steel strand 110, outer protective sleeve 120, anchor plate 2, anchor hole 3, anchor cup 4, guide groove 41, fastening bolt 42, boss 5, annular inclined surface 6, tensioning adjusting bolt 7, fastening blocking plate 8, raised strip 81, guide hole 82, threaded hole 83, cableway pipe 9, threaded connection pair 10, damper 11, blocking piece 12, sealing ring 13, protective cover 14, and anti-corrosive grease 15.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings and examples; in the drawings or description, similar or identical parts are provided with the same reference numerals, and in practical applications, the shape, thickness or height of each part may be enlarged or reduced. The examples set forth herein are intended to be illustrative of the invention and are not intended to limit the scope of the invention. Any obvious modifications or alterations to the invention, as would be apparent, are made without departing from the spirit and scope of the present invention.
In one embodiment, as shown in fig. 1 and 2, the stay cable tensioning end anchorage structure comprises a traction cable 1, an anchor plate 2 and an anchor cup 4, wherein the anchor cup 4 is connected with an internal reinforcing steel bar of a concrete girder, the anchor plate 2 is arranged at one end part of the anchor cup 4, the side part is connected with the side part of the anchor cup 4 through a tensioning adjusting bolt 7, the traction cable 1 comprises a steel strand 110, an outer protective sleeve 120 is sleeved on the periphery of the steel strand 110, the outer protective sleeve 120 has good elastic performance, an anchor hole 3 for the traction cable 1 to pass through is formed in the anchor plate 2, the end part of the traction cable 1 passes through the anchor hole 3 and is fastened through a clamping piece, a fastening blocking plate 8 is arranged in the anchor cup 4 and fastened on the end surface of the anchor plate 2, a guide hole 82 corresponding to the anchor hole 3 and allowing the traction cable 1 to pass through is formed in the fastening plate 8, a blocking piece 12 is arranged between the side part of the guide hole 82 and the side wall of the anchor cup 4 and the anchor hole 3 in an axial adjusting mode, and the blocking piece 12 is used for blocking the outer protective sleeve 120 from extending to the anchor plate 2 through the anchor hole 3;
in the implementation process of the embodiment, the spacing between the anchor plate 2 and the anchor cup 4 can be adjusted by utilizing the tensioning adjusting bolt 7, so that the traction cable 1 has traction stress, the fastening state of the anchor plate 2 and the anchor cup 4 after the tension stress is adjusted is ensured by fastening the side part of the blocking plate 8 and the axial line of the side wall of the anchor cup 4, meanwhile, the blocking piece 12 arranged between the guide hole 82 on the blocking plate 8 and the anchor hole 3 can block the outer protective sleeve 120 from penetrating through the anchor hole 3, the outer protective sleeve 120 is prevented from entering the anchor hole 3 to affect the operation safety, and the traction cable 1 is in a naked state from the blocking piece 12 towards one side of the anchor hole 3, so that the anti-corrosion performance of the blocking surface is only required to be ensured, the anti-corrosion and anti-rust performance of the naked steel stranded wire 110 can be ensured, and the operation safety is improved; as an example, the left, right, up and down positions of each component in the drawings are only one arrangement mode, and specific positions are set according to specific needs;
in one embodiment, as shown in fig. 1, a convex seat 5 is arranged on the side surface of the anchoring plate 2 facing the anchor cup 4, an annular inclined surface 6 is arranged on the inner wall of the anchor cup 4 corresponding to the convex seat 5, and the convex seat 5 abuts against the annular inclined surface 6 in an inclined way so as to ensure that the installation position of the anchoring plate 2 is accurate;
in one embodiment, as shown in fig. 2 and fig. 3, at least one protruding strip 81 is provided on the side wall of the side of the fastening blocking plate 8, a guiding groove 41 corresponding to the protruding strip 81 is provided on the anchor cup 4, the protruding strip 81 is placed in the protruding strip 81 and slides in the protruding strip 81, a fastening bolt 42 that extends into the guiding groove 41 in a spiral manner is provided on the outer wall of the anchor cup 4, a row of threaded holes 83 are provided at the end of the protruding strip 81, and the end of the fastening bolt 42 is in spiral fit with the threaded holes 83; when the traction stress of the traction cable 1 is regulated, as the interval between the anchor plate 2 and the anchor cup 4 is regulated, the fastening blocking plate 8 moves in the anchor cup 4 so that the fastening bolts 42 correspond to different threaded holes 83, and the fastening bolts 42 are screwed into the threaded holes 83 to realize fastening, so that the connection tightness of the anchor plate 2 and the anchor cup 4 is ensured;
in one embodiment, as shown in fig. 4, the blocking piece 12 is disposed at the inner wall surface of the port of the anchoring hole 3 facing the fastening blocking plate 8, the outer end surface of the blocking piece 12 abuts against the end surface of the outer protecting sleeve 120, and a through hole for the steel strand 110 to pass through is reserved at the center of the blocking piece 12; the blocking piece 12 is pressed and deformed to be in sealing fit with the inner wall of the outer protective sleeve 120 and the anchoring hole 3, so that corrosion prevention medium leakage and corrosion prevention failure can be avoided; wherein, the retainer ring blocking piece 12 is made of nonmetallic materials so as to ensure the fatigue life of the traction cable 1 in a dynamic stress state;
in one embodiment, as shown in fig. 4, a sealing ring 13 is disposed on the outer side of the outer protecting sleeve 120, the inner ring surface of the sealing ring 13 forms a sealing fit with the outer peripheral surface of the outer protecting sleeve 120, and the outer surface of the sealing ring 13 forms a sealing fit with the inner wall surface of the guiding hole 82, so that the sealing fit between the outer protecting sleeve 120 and the inner wall of the guiding hole 82 is realized to increase the sealing performance;
in one embodiment, as shown in fig. 1, at least one cableway pipe 9 is arranged on one side of the anchor cup 4 away from the anchor plate 2, the port of the cableway pipe 9 is fixedly connected with the port of the anchor cup 4 through a threaded connection pair 10, and the cableway pipe 9 is used for gathering and winding a plurality of traction cables 1;
in one embodiment, as shown in fig. 1, the inside of the anchor cup 4 and the cableway pipe 9 are coaxially provided with a shock absorber 11, the shock absorber 11 is positioned at the port of the anchor cup 4 and the cableway pipe 9, and the shock absorber 11 can be used for buffering vibration impact when the vibration impact is transmitted between the traction cable 1 and an anchorage device;
in one embodiment, as shown in fig. 1, a protecting cover 14 is arranged on one side of the anchoring plate 2 away from the anchor cup 4, the end part of the traction cable 1 passes through the anchoring plate 2 and extends into the protecting cover 14, and the protecting cover 14 is filled with anti-corrosive grease 15; the arrangement of the protective cover 14 and the anti-corrosion grease 15 plays a role in sealing the exposed end of the traction cable 1 so as to improve the anti-corrosion effect.
The foregoing is merely specific embodiments of the disclosure, but the protection scope of the disclosure is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the disclosure, and it is intended to cover the scope of the disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.
Claims (1)
1. The stay cable tensioning end anchorage structure comprises a traction cable, an anchorage plate and an anchorage cup, wherein the anchorage cup is connected with an internal steel bar of a concrete girder, the anchorage plate is arranged at one end part of the anchorage cup, and the side part is connected with the side part of the anchorage cup through a tensioning adjusting bolt, the stay cable tensioning end anchorage structure is characterized in that the traction cable comprises a steel strand, an outer protecting sleeve is sleeved on the periphery of the steel strand,
the anchoring plate is provided with an anchoring hole for the traction cable to pass through, and the end part of the traction cable passes through the anchoring hole and is fastened by the clamping piece;
a fastening blocking plate is arranged in the anchor cup and is fastened on the end face of the anchor plate;
the fastening blocking plate is provided with a guide hole which corresponds to the anchoring hole and is used for the traction cable to pass through, and the side of the guide hole is axially and adjustably fastened with the side wall of the anchor cup;
a blocking piece is arranged between the guide hole and the anchoring hole and used for blocking the outer protective sleeve from extending to the other side of the anchoring plate through the anchoring hole;
the blocking piece is arranged at the inner wall surface of the port of the anchoring hole, which faces the fastening blocking plate, the outer end surface of the blocking piece is propped against the end surface of the outer protective sleeve, and a through hole for the steel strand to pass through is reserved at the center of the blocking piece;
the outer side of the outer protective sleeve is provided with a sealing ring, the inner ring surface of the sealing ring is in sealing fit with the outer peripheral surface of the outer protective sleeve, and the outer surface of the sealing ring is in sealing fit with the inner wall surface of the guide hole;
the side surface of the anchoring plate facing the anchor cup is provided with a convex seat, and the inner wall of the anchor cup corresponding to the convex seat is provided with an annular inclined surface;
the convex seat is propped against the annular inclined plane; at least one raised line is arranged on the side wall of the side of the fastening baffle;
the anchor cup is provided with a guide groove corresponding to the convex strip, and the convex strip is arranged in the convex strip and slides in the convex strip;
the outer wall of the anchor cup is provided with a fastening bolt which spirally stretches into the guide groove;
the ends of the raised strips are provided with a row of threaded holes, and the ends of the fastening bolts are in spiral fit with the threaded holes; at least one cableway pipe is arranged on one side of the anchor cup, which is far away from the anchor plate, and the port of the cableway pipe is fixedly connected with the port of the anchor cup through a threaded connection pair, and the cableway pipe is used for gathering and winding a plurality of traction inhaul cables; the inside of the anchor cup and the inside of the cableway pipe are coaxially provided with shock absorbers, and the shock absorbers are positioned at the positions of the ports of the anchor cup and the cableway pipe; the anchor plate is equipped with the protective cover in one side of keeping away from the anchor cup, the tip of traction cable passes the anchor plate and extends to the protective cover inside, and the protective cover intussuseption is filled with anticorrosive grease.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110959581.1A CN113774791B (en) | 2021-08-20 | 2021-08-20 | Stay cable tensioning end anchorage device structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110959581.1A CN113774791B (en) | 2021-08-20 | 2021-08-20 | Stay cable tensioning end anchorage device structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113774791A CN113774791A (en) | 2021-12-10 |
| CN113774791B true CN113774791B (en) | 2023-08-15 |
Family
ID=78838487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110959581.1A Active CN113774791B (en) | 2021-08-20 | 2021-08-20 | Stay cable tensioning end anchorage device structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113774791B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101748414A (en) * | 2008-12-17 | 2010-06-23 | 中国科学院金属研究所 | Protection method of prestressed concrete post-tensioning steel strand anchorage |
| CN202450444U (en) * | 2012-01-18 | 2012-09-26 | 柳州豪姆机械有限公司 | Cross-ear type steel-strand stay cable anchor |
| CN103343593A (en) * | 2013-07-25 | 2013-10-09 | 长沙理工大学 | Prestressed-tendon anchor with high accuracy and free adjustment and control functions |
| CN206448165U (en) * | 2017-02-07 | 2017-08-29 | 中铁二十三局集团第三工程有限公司 | The fan-shaped suspension cable in double rope faces of low-pylon cable-stayed bridge |
| CN107489107A (en) * | 2017-09-28 | 2017-12-19 | 曾小真 | A kind of bridge construction fastener device |
| CN108755409A (en) * | 2018-06-22 | 2018-11-06 | 柳州欧维姆机械股份有限公司 | A kind of anchor-hold device and its construction method of installation using single sealing overall perfusion |
| CN209243717U (en) * | 2018-10-10 | 2019-08-13 | 宁波市建筑设计研究院有限公司 | A kind of adjustable prestressed anchor cable stretching limiter |
| CN110359634A (en) * | 2019-07-25 | 2019-10-22 | 威胜利工程有限公司 | Stretching end anchorage |
| CN110747739A (en) * | 2018-11-26 | 2020-02-04 | 株式会社韩国桥梁 | Clip type anchorage device of spherical universal mechanism and construction method thereof |
| CN112814172A (en) * | 2021-01-28 | 2021-05-18 | 北京工业大学 | Tension force self-adjusting combined node for full-tension crossed cable truss structure |
| CN112854210A (en) * | 2021-02-23 | 2021-05-28 | 柳州市邱姆预应力机械有限公司 | Recoverable anchorage device for prestressed steel strand and installation method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4704289B2 (en) * | 2006-07-24 | 2011-06-15 | 住友電工スチールワイヤー株式会社 | Anticorrosion fixing structure of anchor head |
-
2021
- 2021-08-20 CN CN202110959581.1A patent/CN113774791B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101748414A (en) * | 2008-12-17 | 2010-06-23 | 中国科学院金属研究所 | Protection method of prestressed concrete post-tensioning steel strand anchorage |
| CN202450444U (en) * | 2012-01-18 | 2012-09-26 | 柳州豪姆机械有限公司 | Cross-ear type steel-strand stay cable anchor |
| CN103343593A (en) * | 2013-07-25 | 2013-10-09 | 长沙理工大学 | Prestressed-tendon anchor with high accuracy and free adjustment and control functions |
| CN206448165U (en) * | 2017-02-07 | 2017-08-29 | 中铁二十三局集团第三工程有限公司 | The fan-shaped suspension cable in double rope faces of low-pylon cable-stayed bridge |
| CN107489107A (en) * | 2017-09-28 | 2017-12-19 | 曾小真 | A kind of bridge construction fastener device |
| CN108755409A (en) * | 2018-06-22 | 2018-11-06 | 柳州欧维姆机械股份有限公司 | A kind of anchor-hold device and its construction method of installation using single sealing overall perfusion |
| CN209243717U (en) * | 2018-10-10 | 2019-08-13 | 宁波市建筑设计研究院有限公司 | A kind of adjustable prestressed anchor cable stretching limiter |
| CN110747739A (en) * | 2018-11-26 | 2020-02-04 | 株式会社韩国桥梁 | Clip type anchorage device of spherical universal mechanism and construction method thereof |
| CN110359634A (en) * | 2019-07-25 | 2019-10-22 | 威胜利工程有限公司 | Stretching end anchorage |
| CN112814172A (en) * | 2021-01-28 | 2021-05-18 | 北京工业大学 | Tension force self-adjusting combined node for full-tension crossed cable truss structure |
| CN112854210A (en) * | 2021-02-23 | 2021-05-28 | 柳州市邱姆预应力机械有限公司 | Recoverable anchorage device for prestressed steel strand and installation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113774791A (en) | 2021-12-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201258485Y (en) | Novel pressure dispersion type pre-stress cable | |
| AU2021105110A4 (en) | Stay Cable Combined Vibration Damping Device and Method | |
| CN109944158A (en) | A kind of suspension cable beam-ends sealing structure | |
| CN113774791B (en) | Stay cable tensioning end anchorage device structure | |
| CN103074851A (en) | Composite strand tapered anchoring steel strand finished product cable and manufacture method thereof | |
| CN210177349U (en) | Adjustable cable high-damping combined beam falling prevention device | |
| CN106253189A (en) | A kind of sea cable centralized positioning clamp traction apparatus | |
| CN214695167U (en) | Totally enclosed parallel steel strand wires cable system | |
| CN214118672U (en) | Power bolt with anti-creeping structure for iron tower | |
| CN105239507A (en) | Steering gear of cable member | |
| CN206225976U (en) | Cable protector and wind power generating set | |
| CN217268360U (en) | Grouting-free low-retraction anchor cable system | |
| CN205934695U (en) | Novel steel strand wires drag -line anti -girder -falling device | |
| CN210086267U (en) | Prestressed anchor cable | |
| CN220433409U (en) | Cableway bridge wire rope protective sleeve | |
| CN219175223U (en) | Prestressed anchor cable structure | |
| CN210507139U (en) | Epoxy steel strand stay cable | |
| CN220081473U (en) | Mining yielding anchor cable | |
| CN109958054B (en) | Adjustable cable high damping combined beam falling prevention device | |
| CN219992190U (en) | Prestressed steel strand stay cable anchorage | |
| CN212412722U (en) | Pre-twisted anti-slip wire clamp for bolt damper | |
| CN216739270U (en) | Durable composite steel strand stay cable resistant to high fatigue stress amplitude | |
| CN110983975A (en) | Construction method of stay cable of short-tower cable-stayed bridge | |
| CN205791386U (en) | A kind of UHV transmission line assembly fixture wire type strain clamp | |
| CN219697262U (en) | High-voltage cable bridge-following laying structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |