CN220724842U - Suspension bridge cable clamp with space cable structure and suspension cable connecting structure - Google Patents
Suspension bridge cable clamp with space cable structure and suspension cable connecting structure Download PDFInfo
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- CN220724842U CN220724842U CN202321792019.5U CN202321792019U CN220724842U CN 220724842 U CN220724842 U CN 220724842U CN 202321792019 U CN202321792019 U CN 202321792019U CN 220724842 U CN220724842 U CN 220724842U
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- 239000000725 suspension Substances 0.000 title claims abstract description 48
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 230000013011 mating Effects 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 abstract description 15
- 238000000034 method Methods 0.000 abstract description 6
- 238000009434 installation Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
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Abstract
The utility model discloses a suspension bridge cable clamp with a space cable structure and a suspension cable connecting structure, wherein the cable clamp comprises an upper cable clamp body, a lower cable clamp body and a fixing bolt, and the upper cable clamp body and the lower cable clamp body are fixedly connected through the fixing bolt; the bottom of the lower cable clamp body is provided with a connecting lug plate integrally formed with the lower cable clamp body, and the plate surface of the connecting lug plate is arranged along the transverse bridge direction; the connecting lug plate is also provided with a lug plate pin hole penetrating through the plate surface of the connecting lug plate, and the lug plate pin hole is used for installing a sling of the suspension bridge. The utility model discloses a suspension bridge cable clamp and a suspension cable connecting structure of a space cable structure, which can meet the requirement of the change of the cable clamp and a suspension cable transverse bridge on the displacement in the radial direction and the angle, and solve the problem of the change of the cable clamp and the suspension cable transverse bridge on the large displacement and the large-angle rotation in the process of the main cable of the space suspension bridge from an empty cable to a bridge forming stage.
Description
Technical Field
The utility model relates to the field of suspension cable clamps, in particular to a suspension bridge cable clamp with a space cable structure and a suspension cable connecting structure.
Background
The space cable structure suspension bridge is from the empty cable to the bridge forming stage, and the line shape of the main cable is converted from a plane catenary to a space catenary. In the process of the change of the transverse bridge direction of the main cable, the displacement change of the transverse bridge of the main cable is large, large-angle torsion can occur, and meanwhile, the cable clamp and the sling are accompanied with the change of the large-displacement and large-angle rotation of the transverse bridge. In the prior art, some cable clamps suitable for torsion in the transverse bridge direction exist, but hinged parts and positions are relatively more, so that on one hand, the stability of the cable clamps in the service process is influenced, and on the other hand, the hinge structure is easy to misplace or fall off, so that the safety of a bridge is influenced. For example, chinese patent publication No. CN217128006U discloses a suspension bridge cable clamp hinged boom that employs multiple hinged parts and locations, which suffers from the above-mentioned drawbacks.
In addition, a pin joint type cable clamp for arranging and forming double-side slings is disclosed in Chinese patent publication No. CN206941395U, and an inclined sling self-balancing clamp is disclosed in Chinese patent publication No. CN203924436U, and the cable clamp structure in the prior art can adapt to rotation in the transverse bridge direction, but cannot solve the problem that a main cable transverse bridge is twisted in a large displacement and a large angle, is not applicable to the change of slings and main cables at an angle of 0-179 degrees, and cannot meet the requirement that the cable clamp adapts to the line shape of a main cable of a suspension bridge with a space cable structure.
Disclosure of Invention
The utility model provides a suspension bridge cable clamp with a space cable structure and a suspension cable connecting structure, aiming at solving the problems that the existing cable clamp is relatively more in hinged parts and positions, and can not solve the problems of large displacement, large-angle torsion and the like of a main cable transverse bridge.
The utility model adopts the following technical scheme to realize the purposes:
the suspension bridge cable clamp with the space cable structure comprises an upper cable clamp body, a lower cable clamp body and a fixing bolt, wherein the upper cable clamp body and the lower cable clamp body are fixedly connected through the fixing bolt; the bottom of the lower cable clamp body is provided with a connecting lug plate integrally formed with the lower cable clamp body, and the plate surface of the connecting lug plate is arranged along the transverse bridge direction; the connecting lug plate is also provided with a lug plate pin hole penetrating through the plate surface of the connecting lug plate, and the lug plate pin hole is used for installing a sling of the suspension bridge.
In the technical scheme, the upper cable clamp body and the lower cable clamp body are of two-half structures, are respectively provided with semi-annular inner walls, and form a main cable mounting hole matched with a main cable after being fixedly connected; bolt holes matched with the fixing bolts are formed in the two sides of the upper cable clamp body and the lower cable clamp body; because the main cable is installed in a certain radian, the axial direction of the main cable installation hole of the cable clamp and the bridge-following direction also form a certain angle, namely the cross section of the connecting lug plate and the lower cable clamp body also form a certain angle, and the specific angle value can be determined according to the radian of the main cable, the installation position of the cable clamp, the cable force of the sling and the main cable and other parameters, and is not limited; the connecting lug plate structure of the technical scheme can meet the requirement of the change of the displacement and the angle of the cable clamp and the sling transverse bridge, and solves the problem of the change of the displacement and the large-angle rotation of the cable clamp and the sling transverse bridge in the process from an empty cable to a bridge forming stage of a main cable of the space suspension bridge; meanwhile, the integrated into one piece's fixed connection structure is adopted, can be less articulated part and position, improves the stability and the security of bridge.
The further technical scheme is that two sides of the upper cable clamp body and the lower cable clamp body are provided with matched meshing structures. In the technical scheme, the two sides of the upper cable clamp body and the lower cable clamp body are provided with matched meshing structures, bolt holes matched with the fixing bolts are formed in the meshing structures, the relative positions of the upper cable clamp body and the lower cable clamp body can be further limited by the meshing structures, and the installation is convenient.
The further technical scheme is that the connecting lug plate at the bottom of the lug plate pin hole is in a circular arc structure. In the technical scheme, the circular arc-shaped structure can be better matched with the fork lug structure of the sling, is suitable for the change of the angle between the sling and the main cable at 0-179 degrees, and is further suitable for large-displacement and large-angle rotation of the transverse bridge of the sling.
The further technical scheme is that the number of the connecting lug plates is two, and the connecting lug plates are arranged in parallel along the bridge direction.
A suspension cable connecting structure comprises a suspension cable, a pin shaft and the cable clamp; one end of the sling is provided with a fork lug, the fork lug is provided with a fork lug pin hole matched with the lug plate pin hole, and the connecting lug plate is rotationally connected with the fork lug through a pin shaft. In the technical scheme, a connecting lug plate arranged in the transverse bridge direction is arranged at the bottom of the lower cable clamp body, a pin shaft hole is formed in the connecting lug plate, and a fork lug at one end of a sling is in rotary connection with the cable clamp in the transverse bridge direction through a pin shaft.
The beneficial effects of the utility model are as follows:
the suspension bridge cable clamp and the suspension cable connecting structure with the space cable structure can meet the requirement of the change of the cable clamp and the suspension cable transverse bridge on the change of the angle, and solve the problem of the change of the cable clamp and the suspension cable transverse bridge on the large-displacement and the large-angle rotation of the main cable of the space suspension bridge in the stage from the empty cable to the bridge forming; meanwhile, the integrated into one piece's fixed connection structure is adopted, can be less articulated part and position, improves the stability and the security of bridge.
Drawings
Fig. 1 is: the utility model relates to a structural schematic diagram of a suspension bridge cable clamp with a space cable structure.
Fig. 2 is: the utility model relates to a schematic diagram of a connecting structure of a rope clip and a sling.
Fig. 3 is: the utility model relates to a perspective view of a connecting structure of a rope clip and a sling.
Fig. 4 is: the cable clip with two connecting lug plates is structurally schematic.
In the figure:
1. a cable loading clamp body; 10. a main cable mounting hole; 11. a tooth is arranged; 2. a rope clip body; 21. a lower tooth; 3. a fixing bolt; 4. connecting an ear plate; 40. ear plate pin holes; 401. a circular arc structure; 41. a first ear plate; 42. a second ear plate; 5. a sling; 51. fork ears; 6. a pin shaft; 7. and a main cable.
Detailed Description
The present utility model will be described in detail below with reference to fig. 1 to 4 and the detailed description of the embodiments, and the following examples and features of the examples may be combined with each other without conflict.
As shown in fig. 1 to 3, the present embodiment provides a suspension bridge cable clamp with a space cable structure, which comprises an upper cable clamp body 1, a lower cable clamp body 2 and a fixing bolt 3, wherein the upper cable clamp body 1 and the lower cable clamp body 2 are fixedly connected through the fixing bolt 3; the bottom of the lower cable clamp body 2 is provided with a connecting lug plate 4 integrally formed with the lower cable clamp body, and the plate surface of the connecting lug plate 4 is arranged along the transverse bridge direction; the connecting lug plate 4 is also provided with a lug plate pin hole 40 penetrating through the plate surface, and the lug plate pin hole 40 is used for installing a sling 5 of a suspension bridge;
specifically, the upper cable clamp body 1 and the lower cable clamp body 2 are of two-half structures, are respectively provided with a semi-annular inner wall, and are fixedly connected to form a main cable mounting hole 10 matched with the main cable 7; the two sides of the upper cable clamp body 1 and the lower cable clamp body 2 are provided with bolt holes matched with the fixing bolts 3, and the fixing bolts 3 are matched with the bolt holes to realize the fixed connection of the upper cable clamp body 1 and the lower cable clamp body 2; because the main cable 7 is installed in a certain radian, the axial direction of the main cable installation hole 10 of the cable clamp and the bridge-following direction also form a certain angle, namely the cross section of the connecting lug plate 4 and the lower cable clamp body 2 also form a certain angle, and the specific angle value can be determined according to parameters such as the radian of the main cable 7, the installation position of the cable clamp on the main cable 7, the cable force of the sling 5 and the main cable 7 and the like, and is not limited herein; the structure of the connecting lug plate 4 in the embodiment can meet the requirement of the change of the lateral displacement and the angle of the cable clamp and the sling 5, and solves the problem of the change of the lateral displacement and the large-angle rotation of the cable clamp and the sling 5 in the process of the main cable 7 of the space suspension bridge from an empty cable to a bridge forming stage; meanwhile, the integrated into one piece's fixed connection structure is adopted, can be less articulated part and position, improves the stability and the security of bridge.
In another embodiment, in addition to the above embodiment, a suspension cable connection structure is provided, including a suspension cable 5, a pin shaft 6, and the cable clamp; one end of the sling 5 is provided with a fork lug 51, the fork lug 51 is provided with a fork lug pin hole matched with the lug plate pin hole 40, and the connecting lug plate 4 is rotationally connected with the fork lug 51 through a pin shaft. The specific installation and construction steps of the embodiment are as follows: (1) After the erection of the strands of the main cable 7 is completed, installing a cable clamp at a position marked in advance on the main cable 7 according to design requirements, installing an upper cable clamp body 1 and a lower cable clamp body 2 on the main cable 7 through fixing bolts, pre-biasing the angles of the cable clamp, and connecting the cable clamp with a sling 5 through a pin shaft 6; (2) And a transverse bridge device is adopted at the mid-span position to transversely move the two main cables 7, when the main cables 7 reach a pre-biased proper position, the stage beam is hung to a proper position by using hanging equipment, the transverse bridge angle change of the sling 5 is realized by the rotation of a pin shaft of the lug plate pin hole 40, so that bending stress and torque do not exist among a cable clamp, the sling 5 and an anchor box, the pulling force of the hanging equipment is unloaded, the cable force conversion is completed, and then the next sling is sequentially installed.
In another embodiment, on the basis of the above embodiment, two sides of the upper cable clamp body 1 and the lower cable clamp body 2 are provided with engaged structures, specifically, two sides of the upper cable clamp body 1 are provided with upper teeth 11, two sides of the lower cable clamp body 2 are provided with lower teeth 21, the upper teeth 11 and the lower teeth 21 can form engaged structures, and bolt holes engaged with the fixing bolts 3 are arranged on the engaged structures; the meshing structure can further limit the relative position of the upper cable clamp body 1 and the lower cable clamp body 2, and installation is convenient.
In another embodiment, in addition to the above embodiment, the connection lug 4 at the bottom of the lug pin hole 40 has a circular arc-shaped structure 401. The circular arc-shaped structure 401 in the embodiment can be better matched with the fork lug 51 structure of the sling 5, is suitable for the change of the angle between the sling 5 and the main cable at 0-179 degrees, and is further suitable for large-displacement and large-angle rotation of the transverse bridge of the sling 5.
In another embodiment, on the basis of the above embodiment, the number of the connecting ear plates is two, and the connecting ear plates are arranged in parallel along the bridge direction. In this embodiment, the bottom of the lower cable clip body 2 is provided with a first ear plate 41 and a second ear plate 42, and the first ear plate 41 and the second ear plate 42 are both arranged along the transverse bridge direction and are arranged in parallel along the parallel bridge direction, so that the lower cable clip can be applied to the working condition that two slings are connected to one cable clip.
The structure of the connecting lug plate 4 of the suspension bridge cable clamp and the suspension cable connecting structure can meet the requirements of the cable clamp and the suspension cable 5 on the change of the transverse displacement and the angle, and the problem of the change of the cable clamp and the suspension cable 5 in the transverse displacement and the large-angle rotation of the main cable 7 of the space suspension bridge in the process from an empty cable to a bridge forming stage is solved; meanwhile, the integrated into one piece's fixed connection structure is adopted, can be less articulated part and position, improves the stability and the security of bridge.
Claims (5)
1. The suspension bridge cable clamp with the space cable structure comprises an upper cable clamp body, a lower cable clamp body and a fixing bolt, wherein the upper cable clamp body and the lower cable clamp body are fixedly connected through the fixing bolt;
the cable clip is characterized in that a connecting lug plate integrally formed with the cable clip is arranged at the bottom of the cable clip body, and the plate surface of the connecting lug plate is arranged along the transverse bridge direction;
the connecting lug plate is also provided with a lug plate pin hole penetrating through the plate surface of the connecting lug plate, and the lug plate pin hole is used for installing a sling of the suspension bridge.
2. A space cable structure suspension bridge cord clip as recited in claim 1, wherein the upper and lower cord clip bodies are provided with mating ratcheting structures on both sides thereof.
3. The suspension bridge cord clip of space cable structure of claim 1, wherein said connecting lugs at the bottom of said lug pin holes are of arcuate configuration.
4. A space cable structure suspension bridge cord clip as claimed in claim 1, wherein the number of said attachment lugs is two and arranged in parallel along the bridge direction.
5. A suspension cable connection structure comprising a suspension cable, a pin, and a cable clamp according to any one of claims 1 to 4; one end of the sling is provided with a fork lug, the fork lug is provided with a fork lug pin hole matched with the lug plate pin hole, and the connecting lug plate is rotationally connected with the fork lug through a pin shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321792019.5U CN220724842U (en) | 2023-07-10 | 2023-07-10 | Suspension bridge cable clamp with space cable structure and suspension cable connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321792019.5U CN220724842U (en) | 2023-07-10 | 2023-07-10 | Suspension bridge cable clamp with space cable structure and suspension cable connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220724842U true CN220724842U (en) | 2024-04-05 |
Family
ID=90501290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321792019.5U Active CN220724842U (en) | 2023-07-10 | 2023-07-10 | Suspension bridge cable clamp with space cable structure and suspension cable connecting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220724842U (en) |
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2023
- 2023-07-10 CN CN202321792019.5U patent/CN220724842U/en active Active
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