CN216583898U - Cable adjusting and bearing main cable device of cable crane - Google Patents
Cable adjusting and bearing main cable device of cable crane Download PDFInfo
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- CN216583898U CN216583898U CN202122707944.0U CN202122707944U CN216583898U CN 216583898 U CN216583898 U CN 216583898U CN 202122707944 U CN202122707944 U CN 202122707944U CN 216583898 U CN216583898 U CN 216583898U
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Abstract
Cable crane cable transfer bearing main rope device relates to cable crane construction field. The cable buckle device comprises two bearing main cables, cable saddles, cable buckle towers, a cable adjusting pulley block, main cable fixing components and a winch, wherein the two cable buckle towers are vertically arranged at two ends of a bridge, the cable saddles are arranged at the top of each cable buckle tower, and the main cable fixing components are divided into two groups which are respectively arranged at the outer sides of the two cable buckle towers; two ends of the bearing main cable are respectively connected and fixed with the two main cable fixing assemblies, the middle section of the bearing main cable is arranged on a cable saddle at the top of the two cable buckle towers, one end of the bearing main cable is a cable adjusting end, the other end of the bearing main cable is a fixed end, and the cable adjusting pulley block is arranged on the cable adjusting end of the bearing main cable; the winch is connected with the cable adjusting end of the main bearing cable. According to the utility model, the cable adjusting pulley block consisting of the double-steering pulleys is additionally arranged on the bearing main cable, and the cable adjusting pulley block is matched with the cable saddle, so that the cable adjusting operation can be more conveniently carried out on the bearing main cable, the accuracy in the cable adjusting process is increased, and the cable adjusting time of the bearing main cable is greatly saved.
Description
Technical Field
The utility model relates to the field of construction of cable cranes, in particular to a cable crane cable-adjusting load-bearing main cable device which is simple and convenient to adjust cables and can conveniently control cable-adjusting precision.
Background
The construction technology of the cable crane is one of the construction technologies commonly used for erecting extra-large bridges in bridge construction, in particular to the erection of various arch bridges, and is also a special transport machine for constructing various bridges. The construction technology of the cable crane is synchronously developed while the design span of the bridge is continuously increased. Under the condition that the basic principle of the construction technology is not changed, the construction equipment is continuously updated and strengthened, so that the construction technology is more convenient, quicker, safer and more economic.
The cable adjusting mode of the current cable crane load-bearing main cable is more, and the cable adjusting mode is mainly completed through tensioning and adjusting rod pieces, so that the cable adjusting speed is slow and inconvenient.
Disclosure of Invention
The utility model aims to solve the problems that the existing cable crane load-bearing main cable mainly completes cable adjustment operation through tensioning and adjusting rod pieces, is inconvenient to operate and has low speed, and provides a cable crane cable adjustment load-bearing main cable device which is simple and convenient to adjust cables and can conveniently control cable adjustment precision.
The utility model discloses a cable crane cable adjusting bearing main cable device, which is characterized by comprising a bearing main cable, cable saddles, cable buckle towers, cable adjusting pulley blocks, main cable fixing components and a winch, wherein the two cable buckle towers are vertically arranged at two ends of a bridge, the top of each cable buckle tower is provided with a cable saddle, and the two groups of main cable fixing components are respectively arranged at the outer sides of the two cable buckle towers; two ends of a bearing main cable are respectively connected and fixed with the two groups of main cable fixing components, the middle section of the bearing main cable is arranged on a cable saddle at the top of the two cable buckle towers, one end of the bearing main cable is a cable adjusting end, the other end of the bearing main cable is a fixed end, a cable adjusting pulley block is arranged on the cable adjusting end of the bearing main cable, the cable adjusting pulley block comprises two steering pulleys, and the bearing main cable is wound on the two steering pulleys; the winch is connected with the cable adjusting end of the main bearing cable.
When the cable adjusting device is used, the winch is used for adjusting the cable of the main bearing cable, the main bearing cable is under the action of the double-steering pulley and the cable saddle in the cable adjusting process of the main bearing cable, the sliding efficiency is improved, and the cable adjusting precision can be improved due to the convenience in sliding.
The cable crane cable adjusting bearing main cable device is scientific in design, convenient to use and simple in structure, a cable adjusting pulley block consisting of the double steering pulleys is added on the bearing main cable and matched with a cable saddle, cable adjusting operation can be performed on the bearing main cable more conveniently, the sliding performance of the bearing main cable is improved, the accuracy in the cable adjusting process can be improved, and the cable adjusting time of the bearing main cable is greatly saved.
Drawings
Fig. 1 is a schematic view of the overall structure of the utility model.
Fig. 2 is a schematic structural view of a cable adjusting pulley block.
The cable-stayed bridge crane comprises a load-bearing main cable 1, a cable saddle 2, a cable-stayed tower 3, a cable adjusting pulley block 4, a main cable fixing component 5, a winch 6 and a crown block 7.
Detailed Description
Example 1: a cable crane cable adjusting bearing main cable device comprises a bearing main cable, cable saddles, cable buckle towers, cable adjusting pulley blocks, main cable fixing components and a winch, wherein the number of the cable buckle towers is two, the cable buckle towers are vertically arranged at two ends of a bridge, the cable saddles are arranged at the tops of the cable buckle towers, and the main cable fixing components are arranged in two groups and are respectively arranged at the outer sides of the two cable buckle towers; two ends of a bearing main cable are respectively connected and fixed with the two groups of main cable fixing components, the middle section of the bearing main cable is arranged on a cable saddle at the top of the two cable buckle towers, one end of the bearing main cable is a cable adjusting end, the other end of the bearing main cable is a fixed end, a cable adjusting pulley block is arranged on the cable adjusting end of the bearing main cable, the cable adjusting pulley block comprises two steering pulleys, and the bearing main cable is wound on the two steering pulleys; the winch is connected with the cable adjusting end of the main bearing cable.
The construction steps of the device are as follows:
the first step, the construction of the main cable anchorage system: the main cable anchorage system comprises a reinforced concrete main cable anchorage and a main cable anchoring piece, and the main cable anchoring piece is accurately embedded when the main cable anchorage is constructed, so that the actual stress of the main cable is ensured to be consistent with the calculated stress;
secondly, constructing a cable buckle tower: the cable-buckled tower mainly comprises a buckled tower, a hinged support, a cable tower and a cable saddle, and the construction steps are as follows: installing a buckling tower leveling section → installing a buckling tower top distribution beam → installing a cable buckling tower hinged support → installing a cable tower → installing a cable saddle;
thirdly, erecting a load-bearing main rope: a main cable adjusting cable pulley block system is installed at a main cable adjusting cable end, and then the main bearing cable is erected after the installation is finished. The main bearing cable is erected by adopting a pilot cable method, the main bearing cable is firstly connected to an anchoring part of an anchorage at the fixed end, the main bearing cable is connected in a joint mode according to a schematic diagram of a joint of the main bearing cable, then the main bearing cable is erected, and finally the main bearing cable is connected with a steering pulley of a cable adjusting pulley block;
fourthly, erecting a crown block: erecting a bearing main cable and installing a crown block on the bearing main cable at the same time;
fifthly, adjusting the main bearing cable: after the main bearing cable is erected, the main bearing cable adjusting winch is used for adjusting the main bearing cable, so that the consistency of the sag and the design of the main bearing cable is guaranteed.
Claims (1)
1. A cable crane cable adjusting bearing main cable device is characterized by comprising two bearing main cables, cable saddles, cable buckle towers, cable adjusting pulley blocks, main cable fixing components and a winch, wherein the cable buckle towers are vertically arranged at two ends of a bridge, the cable saddles are arranged at the tops of the cable buckle towers, and the main cable fixing components are divided into two groups and are respectively arranged at the outer sides of the two cable buckle towers; two ends of a bearing main cable are respectively connected and fixed with the two groups of main cable fixing components, the middle section of the bearing main cable is arranged on a cable saddle at the top of the two cable buckle towers, one end of the bearing main cable is a cable adjusting end, the other end of the bearing main cable is a fixed end, a cable adjusting pulley block is arranged on the cable adjusting end of the bearing main cable, the cable adjusting pulley block comprises two steering pulleys, and the bearing main cable is wound on the two steering pulleys; the winch is connected with the cable adjusting end of the main bearing cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122707944.0U CN216583898U (en) | 2021-11-08 | 2021-11-08 | Cable adjusting and bearing main cable device of cable crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122707944.0U CN216583898U (en) | 2021-11-08 | 2021-11-08 | Cable adjusting and bearing main cable device of cable crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216583898U true CN216583898U (en) | 2022-05-24 |
Family
ID=81643915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122707944.0U Active CN216583898U (en) | 2021-11-08 | 2021-11-08 | Cable adjusting and bearing main cable device of cable crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216583898U (en) |
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2021
- 2021-11-08 CN CN202122707944.0U patent/CN216583898U/en active Active
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