CN215518320U - Arch bridge suspender structure - Google Patents
Arch bridge suspender structure Download PDFInfo
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- CN215518320U CN215518320U CN202120977205.0U CN202120977205U CN215518320U CN 215518320 U CN215518320 U CN 215518320U CN 202120977205 U CN202120977205 U CN 202120977205U CN 215518320 U CN215518320 U CN 215518320U
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Abstract
The utility model discloses an arch bridge suspender structure, which comprises: the arch rib embedded part is arranged on an arch rib, the arch rib embedded part is sleeved at one end of the suspender cable body, the arch rib locking part is connected with one end of the suspender cable body, the arch rib spiral rib is arranged at the outer side of the arch rib embedded part, the arch rib baffle is arranged at the bottom end of the arch rib embedded part, the arch rib vibration damping body is arranged at the inner side of the arch rib baffle, the girder embedded part is arranged on a bridge, the girder fastening part is sleeved at the other end of the suspender cable body, the girder locking part is connected with the other end of the suspender cable body, the girder spiral rib is arranged at the outer side of the girder embedded part, the girder fastening grid is arranged at the outer side of the girder spiral rib, the girder spiral rib is provided with the girder circumferentially distributed, and the top of the girder embedded part is provided with the snap ring, and a tie beam vibration reduction body is arranged at the top of the tie beam embedded part.
Description
Technical Field
The utility model relates to the technical field of tied arch bridges, in particular to an arch bridge suspender structure.
Background
The tied arch bridge is widely applied to the bridge construction field due to the characteristics of large span, attractive appearance and the like. Tied arch bridges require the use of hangers, ribs and bridges, wherein hangers are the stressed parts of the bridge arch bridge, and deck loads require that hangers be transferred to the ribs, so that the state of the anchor heads of the hangers is directly related to the safety of the bridge. When the hanger rod is used, water is often fed into the contact part of the hanger rod and the arch rib as well as the bridge, so that the hanger rod and the anchor head are corroded by immersion water, and the service life of the hanger rod is greatly shortened; when the suspender and the anchor head are installed, proper stress is often required to be applied to the suspender and the anchor head so as to ensure that the suspender and the anchor head can be used to the maximum extent; when the suspender and the anchor head are disassembled and replaced, the suspender and the anchor head are corroded, so that the disassembly and the replacement are time-consuming and labor-consuming.
Therefore, in view of the above problems, the existing boom structure is yet to be further improved.
SUMMERY OF THE UTILITY MODEL
The utility model relates to an arch bridge suspender structure, which realizes simple and convenient operation by designing the suspender structure; the spherical nut and the spherical gasket are adopted, and the nut is in threaded connection with the suspender cable body, so that the suspender cable body and the anchor head can be effectively and conveniently detached and replaced; by adopting the threaded rib structure, the damage to the arch rib and the bridge can be effectively prevented when the suspender is in a locked state; the hollow truncated cone-shaped waterproof cover is adopted, so that rainwater can be effectively shielded, and the corrosion of the hanger rod and the anchor head is reduced; the damping body made of structural adhesive can effectively prevent water from entering from the upper end of the tie beam embedded part and prevent the sway of the suspender cable body from damaging the tie beam embedded part; by adopting the flux sensor, the stress application state of the suspender can be checked at any time so as to achieve a proper locking state; the corrosion of the suspender can be reduced by adopting the tie beam anchor cavity filled with the anti-corrosion grease; the corrosion of the anchor head of the suspender can be reduced by adopting the grease cavity of the arch rib and the protective cover of the bridge; the anchor head at the bridge end can be protected from being damaged by adopting the bolts and the tie beam baffle; the steel strand and the multilayer protective layer are adopted, so that the durability of the suspender cable body can be enhanced.
The technical scheme of the utility model is as follows:
an arch bridge boom structure for connecting a bridge and a rib, the boom structure comprising: the bridge comprises arch rib connecting pieces, a suspender cable body and a tie beam connecting piece, wherein one end of the suspender cable body is connected with the arch rib connecting pieces, the arch rib connecting pieces are installed on the arch ribs, the other end of the suspender cable body is connected with the tie beam connecting pieces, and the tie beam connecting pieces are installed on the bridge.
Further, the arch rib connecting piece comprises an arch rib embedded part, an arch rib spiral rib, an arch rib locking part, an arch rib vibration reduction body and an arch rib baffle, the arch rib embedded part is installed on the arch rib, the arch rib embedded part penetrates through the upper surface and the lower surface of the arch rib, the arch rib embedded part is sleeved at one end of the suspender cable body, the arch rib locking part is connected with one end of the suspender cable body, the arch rib locking part is arranged on the outer surface of the arch rib embedded part, the arch rib spiral rib is arranged on the outer side of the arch rib embedded part, the arch rib spiral rib is installed on the arch rib, one end of the arch rib spiral rib is connected with the top of the arch rib, the other end of the arch rib spiral rib is connected with the lower end of the arch rib, the arch rib baffle is arranged at the bottom end of the arch rib embedded part, the arch rib baffle is an annular plate, and the arch rib baffle is in contact with the suspender cable body, the arch rib vibration reduction body is arranged on the inner side of the arch rib baffle and connected with the inner side of the arch rib embedded part.
Furthermore, the tie beam connecting piece comprises a tie beam embedded part, tie beam spiral ribs, a tie beam grid, tie beam circumferential uniform distribution, a tie beam locking part, a tie beam vibration damping body, a clamping ring and a tie beam anchor cavity, wherein the tie beam embedded part is installed on the bridge and penetrates through the upper surface and the lower surface of the bridge, the tie beam embedded part is sleeved at the other end of the suspender cable body, the tie beam locking part is connected with the other end of the suspender cable body and is arranged on the outer surface of the tie beam embedded part, the tie beam spiral ribs are arranged on the outer side of the tie beam embedded part and are installed on the bridge, one end of the tie beam spiral ribs is connected with the lower part of the bridge, the other end of the tie beam spiral ribs is connected with the upper part of the bridge, the tie beam grid is arranged on the outer side of the tie beam spiral ribs, the tie beam vibration damping device is characterized in that tie beams are annularly and uniformly distributed on the upper surface of the tie beam spiral rib and on the outer side of the tie beam embedded part, the snap ring is arranged on the outer surface of the top of the tie beam embedded part, the tie beam vibration damping body is arranged on the inner surface of the top of the tie beam embedded part, and a tie beam anchor cavity is formed on the tie beam vibration damping body and the inner side of the tie beam embedded part.
Further, the tie beam anchor cavity is filled with anti-corrosion grease.
Further, the jib cable body includes the cable body, flux sensor and buckler, the surface of the cable body is equipped with flux sensor with the buckler, just the buckler sets up below the flux sensor, the one end of buckler is connected the cable body, the other end of buckler is connected the snap ring.
Furthermore, the waterproof cover is in a hollow round table shape, the small round end of the waterproof cover is connected to the inhaul cable body, and the large round end of the waterproof cover is connected to the clamping ring.
Furthermore, the arch rib locking part comprises an arch rib base plate and an arch rib nut, the arch rib base plate is arranged on the top surface of the arch rib embedded part, the arch rib nut is arranged on the upper surface of the arch rib base plate, and the arch rib nut is in threaded connection with one end of the suspender cable body.
Further, the tie beam retaining member includes tie beam backing plate, tie beam nut, safety cover, tie beam baffle and bolt, the tie beam backing plate sets up on the bottom surface of tie beam built-in fitting, the tie beam nut sets up on the lower surface of tie beam backing plate, the tie beam nut with the other end of jib cable body is threaded connection, the safety cover sets up the outside of tie beam nut, the tie beam baffle sets up on the lower surface of bridge, and through the bolt with the bridge is connected.
Further, the rib nut and the tie beam nut are spherical in shape.
Further, the arch rib gasket and the tie beam gasket are spherical
Furthermore, the arch rib vibration reduction body and the tie beam vibration reduction body are made of structural adhesive materials.
Furthermore, the girth annular equipartition is two at least annular equipartitions.
Further, the waterproof cover is made of rubber materials.
Further, the bolts are at least two.
Further, the bolt is a chemical bolt.
Further, the inhaul cable body comprises at least two steel strands, a wrapping layer, a first sheath layer and a protective coating, wherein the outer surfaces of the steel strands are provided with the wrapping layer, the outer surface of the wrapping layer is provided with the first sheath layer, and the outer surface of the first sheath layer is provided with the protective coating.
Furthermore, the steel strand comprises a steel strand monofilament, an epoxy coating, an anticorrosive grease layer and a second sheath layer, wherein the epoxy coating is arranged on the outer surface of the steel strand monofilament, the anticorrosive grease layer is arranged on the outer surface of the epoxy coating, and the second sheath layer is arranged on the outer surface of the anticorrosive grease layer.
Further, the protective coating is a polyurea protective coating.
Further, the first sheath layer and the second sheath layer are HDPE sheath layers.
Advantageous effects
According to the utility model, through the design of the suspender structure, simple and convenient operation is realized; the spherical nut and the spherical gasket are adopted, and the nut is in threaded connection with the suspender cable body, so that the suspender cable body and the anchor head can be effectively and conveniently detached and replaced; by adopting the threaded rib structure, the damage to the arch rib and the bridge can be effectively prevented when the suspender is in a locked state; the hollow truncated cone-shaped waterproof cover is adopted, so that rainwater can be effectively shielded, and the corrosion of the hanger rod and the anchor head is reduced; the damping body made of structural adhesive can effectively prevent water from entering from the upper end of the tie beam embedded part and prevent the sway of the suspender cable body from damaging the tie beam embedded part; by adopting the flux sensor, the stress application state of the suspender can be checked at any time so as to achieve a proper locking state; the corrosion of the suspender can be reduced by adopting the tie beam anchor cavity filled with the anti-corrosion grease; the corrosion of the anchor head of the suspender can be reduced by adopting the grease cavity of the arch rib and the protective cover of the bridge; the anchor head at the bridge end can be protected from being damaged by adopting the bolts and the tie beam baffle; the steel strand and the multilayer protective layer are adopted, so that the durability of the suspender cable body can be enhanced.
Drawings
Fig. 1 is a schematic structural diagram of an arch bridge of the present invention.
Fig. 2 is a schematic structural view of an arch bridge boom structure according to the present invention.
Fig. 3 is a schematic structural view of an arch rib embedded part of an arch bridge suspender structure.
Fig. 4 is a schematic structural view of a tie beam embedded part of an arch bridge suspender structure.
Fig. 5 is a schematic structural view of a guy cable body of an arch bridge boom structure according to the present invention.
Reference numerals: 1. an arch rib; 2. a boom cable body; 3. a bridge; 11. an arch rib base plate; 12. an arch rib nut; 13. a grease cavity; 14. an arch rib spiral rib; 15. an arch rib vibration damping body; 16. a flux sensor; 17. an arch rib baffle; 18. a top plate of the arch rib embedded part; 19. an arch rib embedded part side plate; 21. a stay cable body; 31. a waterproof cover; 32. a snap ring; 33. a tie beam vibration damping body; 34. paving a surface; 35. a top surface of the tie beam; 36. a tie-beam anchor cavity; 37. the tie beams are circumferentially and uniformly distributed; 38. tying a beam spiral rib; 39. tying a beam grid; 310. a tie beam embedded part bottom plate; 311. a tie beam backing plate; 312. a tie beam nut; 313. a protective cover; 314. a bolt; 315. a tie beam baffle; 316. tie beam embedded part side plates; 41. a protective coating; 42. a first jacket layer; 43. wrapping the layer; 44. a second jacket layer; 45. a corrosion-resistant grease layer; 46. an epoxy coating; 47. steel strand monofilaments.
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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In an embodiment, referring to fig. 1, a boom structure for connecting a bridge and a rib is shown, the boom structure comprising: the bridge comprises arch rib connecting pieces, a suspender cable body 2 and a tie beam connecting piece, wherein one end of the suspender cable body 2 is connected with the arch rib connecting pieces, the arch rib connecting pieces are installed on arch ribs, the other end of the suspender cable body 2 is connected with the tie beam connecting pieces, and the tie beam connecting pieces are installed on the bridge;
the arch rib connecting piece comprises an arch rib embedded part, an arch rib spiral rib 14, an arch rib locking part, an arch rib vibration reduction body 15 and an arch rib baffle 17, the arch rib embedded part comprises an arch rib embedded part top plate 18 and an arch rib embedded part side plate 19, the arch rib embedded part is installed on the arch rib 1, the arch rib embedded part penetrates through the upper surface and the lower surface of the arch rib 1, one side of the arch rib embedded part top plate 18 is connected with one end of the arch rib embedded part side plate 19, the arch rib embedded part is sleeved at one end of the suspender cable body 2, the arch rib locking part is connected with one end of the suspender cable body 2, the arch rib locking part is arranged on the upper surface of the arch rib embedded part top plate 18, the arch rib spiral rib 14 is arranged on the outer side of the arch rib embedded part side plate 19, the arch rib spiral rib 14 is installed on the arch rib 1, one end of the arch rib spiral rib 14 is connected with the top of the arch rib spiral rib 1 and the other end of the arch rib spiral rib 14 is connected with the arch rib baffle 17 The lower end of the rib 1, the arch rib baffle 17 is arranged at the other end of the side plate 19 of the arch rib embedded part, the arch rib baffle 17 is an annular plate, the arch rib baffle 17 is in contact with the suspender cable body 2, the arch rib vibration reduction body 15 is arranged at the inner side of the arch rib baffle 17, the arch rib vibration reduction body 15 is connected with the inner side of the side plate 19 of the arch rib embedded part, and the upper surface of the top plate 18 of the arch rib embedded part is provided with a grease cavity 13 for placing anti-corrosion grease;
wherein the tie beam connecting piece comprises a tie beam embedded part, tie beam spiral ribs 38, a tie beam grid 39, tie beam annular uniform distribution 37, a tie beam locking part, a tie beam vibration reduction body 33, a snap ring 32 and a tie beam anchor cavity 36, the tie beam embedded part comprises a tie beam embedded part bottom plate 310 and a tie beam embedded part side plate 316, one surface of the tie beam embedded part bottom plate 310 is connected with one end of the tie beam embedded part side plate 316, the tie beam embedded part is installed on the bridge 3 and penetrates through the upper surface and the lower surface of the bridge 3, the tie beam embedded part is sleeved at the other end of the suspender cable body 2, the tie beam locking part is connected with the other end of the suspender cable body 2, the tie beam locking part is arranged on the lower surface of the tie beam embedded part bottom plate, the tie beam spiral ribs 38 are arranged outside the tie beam embedded part side plate 316, and the tie beam spiral ribs 38 are installed on the bridge 3, one end of the tie beam spiral rib 38 is connected to the lower portion of the bridge 3, the other end of the tie beam spiral rib 38 is connected to the upper portion of the bridge 3, the tie beam grid 39 is arranged on the outer side of the tie beam spiral rib 38, tie beam annular equispaces 37 are arranged on the tie beam spiral rib 38 and on the outer side of the tie beam embedded part side plate 316, the number of the tie beam annular equispaces 37 is at least four, the snap ring 32 is arranged on the outer surface of the top of the tie beam embedded part side plate 316, the tie beam vibration damping body 33 is arranged on the inner surface of the top of the tie beam embedded part side plate 316, and tie beam anchor cavities are formed on the inner sides of the tie beam vibration damping body 33 and the tie beam embedded part side plate 316;
the suspension rod cable body 2 comprises a stay cable body 21, a flux sensor 16 and a waterproof cover 31, the flux sensor 16 and the waterproof cover 31 are arranged on the outer surface of the stay cable body 2, the waterproof cover 31 is arranged below the flux sensor 16, the waterproof cover 31 is made of rubber materials, the waterproof cover 31 is in a hollow round table shape, the small round end of the waterproof cover 31 is connected to the stay cable body 2, and the large round end of the waterproof cover 31 is connected to the snap ring 32;
the arch rib locking part comprises an arch rib base plate 11 and an arch rib nut 12, the arch rib base plate 11 is arranged on the upper surface of a top plate 18 of the arch rib embedded part, the arch rib nut 12 is arranged on the upper surface of the arch rib base plate 11, and the arch rib nut 12 is in threaded connection with one end of the suspender cable body 2; the tie beam locking piece comprises a tie beam base plate 311, a tie beam nut 312, a protective cover 313, a tie beam baffle 315 and bolts 314, wherein the tie beam base plate 311 is arranged on the lower surface of the tie beam embedded part base plate 310, the tie beam nut 312 is arranged on the lower surface of the tie beam base plate 311, the tie beam nut 312 is in threaded connection with the other end of the hanger rod cable body 2, the protective cover 313 is arranged on the outer side of the tie beam nut 312, the tie beam baffle 315 is arranged on the lower surface of the bridge 3 and is connected with the bridge 3 through the bolts 314, and at least two bolts 314 are arranged;
the inhaul cable body 21 comprises a wrapping layer 43, a first sheath layer 44, a protective coating 41 and 31 steel strands, wherein the wrapping layer 43 is arranged on the outer surface of each steel strand, the first sheath layer 44 is arranged on the outer surface of the wrapping layer 43, and the protective coating 41 is arranged on the outer surface of the first sheath layer 44; the steel strand comprises a steel strand monofilament 47, an epoxy coating 46, an anticorrosive grease layer 45 and a second sheath layer 44, the outer surface of the steel strand monofilament 47 is provided with the epoxy coating 46, the outer surface of the epoxy coating 46 is provided with the anticorrosive grease layer 45, and the outer surface of the anticorrosive grease layer 45 is provided with the second sheath layer 44.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. An arch bridge boom structure for connecting a bridge to an arch rib, the boom structure comprising: the bridge comprises arch rib connecting pieces, a suspender cable body and a tie beam connecting piece, wherein one end of the suspender cable body is connected with the arch rib connecting pieces, the arch rib connecting pieces are installed on the arch ribs, the other end of the suspender cable body is connected with the tie beam connecting pieces, and the tie beam connecting pieces are installed on the bridge;
the tie beam connecting piece comprises a tie beam embedded part, tie beam spiral ribs, a tie beam grid, tie beam circumferential uniform distribution, a tie beam locking part, a tie beam vibration damping body, a clamping ring and a tie beam anchor cavity, the tie beam embedded part is installed on the bridge, the tie beam embedded part penetrates through the upper surface and the lower surface of the bridge, the tie beam embedded part is sleeved at the other end of the suspender cable body, the tie beam locking part is connected with the other end of the suspender cable body, the tie beam locking part is arranged on the outer surface of the tie beam embedded part, the tie beam spiral ribs are arranged on the outer side of the tie beam embedded part and installed on the bridge, one end of the tie beam spiral ribs is connected to the lower part of the bridge, the other end of the tie beam spiral ribs is connected to the upper part of the bridge, the tie beam grid is arranged on the outer side of the tie beam spiral ribs, the tie beam circumferential uniform distribution is arranged on the tie beam spiral ribs and on the outer side of the tie beam embedded part, the outer surface of the top of the tie beam embedded part is provided with the snap ring, the inner surface of the top of the tie beam embedded part is provided with the tie beam vibration reduction body, and the tie beam vibration reduction body and the inner side of the tie beam embedded part form a tie beam anchor cavity.
2. An arch bridge boom structure according to claim 1, wherein the arch rib connectors include an arch rib embedded part, an arch rib spiral rib, an arch rib locking part, an arch rib vibration reduction body and an arch rib baffle, the arch rib embedded part is mounted on the arch rib and penetrates through the upper and lower surfaces of the arch rib, the arch rib embedded part is sleeved on one end of the boom cable body, the arch rib locking part is connected with one end of the boom cable body and is arranged on the outer surface of the arch rib embedded part, the arch rib spiral rib is arranged on the outer side of the arch rib embedded part and is mounted on the arch rib, one end of the arch rib spiral rib is connected with the top of the arch rib, the other end of the arch rib spiral rib is connected with the lower end of the arch rib, and the arch rib baffle is arranged at the bottom end of the arch rib embedded part, the arch rib baffle is an annular plate, the arch rib baffle is in contact with the suspender cable body, the arch rib vibration reduction body is installed on the inner side of the arch rib baffle, and the arch rib vibration reduction body is connected with the inner side of the arch rib embedded part.
3. An arch bridge boom structure according to claim 1, wherein said boom cable body comprises a stay cable body, a flux sensor and a waterproof cover, said flux sensor and said waterproof cover are provided on an outer surface of said stay cable body, said waterproof cover is provided under said flux sensor, one end of said waterproof cover is connected to said stay cable body, and the other end of said waterproof cover is connected to said snap ring.
4. An arch bridge boom structure as claimed in claim 3, wherein said waterproof cover is hollow and truncated cone shaped, a small round end of said waterproof cover is connected to said cable body, and a large round end of said waterproof cover is connected to said snap ring.
5. An arch bridge boom structure according to claim 2, wherein said arch rib locking member comprises an arch rib base plate and an arch rib nut, said arch rib base plate is disposed on the top surface of said arch rib embedded part, said arch rib nut is disposed on the upper surface of said arch rib base plate, and said arch rib nut is screw-coupled to one end of said boom cable body.
6. An arch bridge boom structure according to claim 1, wherein said tie beam locking member comprises a tie beam backing plate, a tie beam nut, a protective cover, a tie beam baffle and a bolt, said tie beam backing plate is disposed on the bottom surface of said tie beam embedded part, said tie beam nut is disposed on the lower surface of said tie beam backing plate, said tie beam nut is in threaded connection with the other end of said boom cable body, said protective cover is disposed on the outer side of said tie beam nut, said tie beam baffle is disposed on the lower surface of said bridge and is connected to said bridge through a bolt.
7. An arch bridge boom structure according to claim 1, wherein said girth is circumferentially equispaced by at least two rings.
8. An arch bridge boom structure according to claim 6, wherein said bolts are at least two.
9. An arch bridge boom structure according to claim 3, wherein said stay cable body comprises at least two steel strands, a wrapping layer, a first sheath layer and a protective coating layer, said wrapping layer is provided on an outer surface of said steel strands, said first sheath layer is provided on an outer surface of said wrapping layer, and said protective coating layer is provided on an outer surface of said first sheath layer.
10. An arch bridge boom structure according to claim 9, wherein said steel strand comprises a steel strand monofilament, an epoxy coating, an anti-corrosive grease layer and a second sheath layer, said epoxy coating is provided on an outer surface of said steel strand monofilament, said anti-corrosive grease layer is provided on an outer surface of said epoxy coating, and said second sheath layer is provided on an outer surface of said anti-corrosive grease layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120977205.0U CN215518320U (en) | 2021-05-08 | 2021-05-08 | Arch bridge suspender structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120977205.0U CN215518320U (en) | 2021-05-08 | 2021-05-08 | Arch bridge suspender structure |
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| Publication Number | Publication Date |
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| CN215518320U true CN215518320U (en) | 2022-01-14 |
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| CN202120977205.0U Active CN215518320U (en) | 2021-05-08 | 2021-05-08 | Arch bridge suspender structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115491967A (en) * | 2022-09-05 | 2022-12-20 | 南通路桥工程有限公司 | Deck type concrete filled steel tube arch bridge with main arch ring provided with damping device |
-
2021
- 2021-05-08 CN CN202120977205.0U patent/CN215518320U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115491967A (en) * | 2022-09-05 | 2022-12-20 | 南通路桥工程有限公司 | Deck type concrete filled steel tube arch bridge with main arch ring provided with damping device |
| CN115491967B (en) * | 2022-09-05 | 2023-11-24 | 南通路桥工程有限公司 | Upper bearing type steel pipe concrete arch bridge with damping device on main arch ring |
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