CN220952977U - Accurate positioning and mounting device for partial cable-stayed bridge cable guide pipe - Google Patents
Accurate positioning and mounting device for partial cable-stayed bridge cable guide pipe Download PDFInfo
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- CN220952977U CN220952977U CN202322555987.0U CN202322555987U CN220952977U CN 220952977 U CN220952977 U CN 220952977U CN 202322555987 U CN202322555987 U CN 202322555987U CN 220952977 U CN220952977 U CN 220952977U
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- cable
- guide pipe
- cable guide
- stayed bridge
- track beam
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- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 238000010276 construction Methods 0.000 abstract description 7
- 238000009434 installation Methods 0.000 description 13
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000004873 anchoring Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005536 corrosion prevention Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Bridges Or Land Bridges (AREA)
Abstract
The utility model belongs to the technical field of bridge construction equipment, and particularly relates to a device for accurately positioning and mounting a part of cable-stayed bridge cable guide pipe, which comprises two supporting frames and a plurality of groups of hoisting mechanisms which are arranged at intervals, wherein each hoisting mechanism comprises a transverse track beam, an electric hoist crane and two sliding components, the electric hoist crane is arranged on the transverse track beam in a sliding manner, and the two sliding components are respectively arranged on two sides of the transverse track beam and are respectively arranged on the two supporting frames in a sliding manner. According to the utility model, the cable guide pipe is hoisted by adopting the hoisting mechanism, an operator can carry out cable guide pipe hoisting operation by holding the controller, and compared with the traditional manual carrying and moving mode, the cable guide pipe hoisting operation is fast, convenient and safer in construction.
Description
Technical Field
The utility model belongs to the technical field of bridge construction equipment, and particularly relates to a device for accurately positioning and installing a part of cable-stayed bridge cable guide pipe.
Background
The partial cable-stayed bridge is a bridge structure form between the continuous beam bridge and the cable-stayed bridge, and takes the bending and compression of the main beam as the main part and the stress of the inhaul cable as the auxiliary part to bear the vertical load. Part of the cable-stayed bridges are novel and attractive in shape, have excellent structural performance and good economic indexes, and are rapidly developed in recent years.
Unlike traditional cable-stayed bridge, the stay cable anchoring end of partial cable-stayed bridge is arranged in the central area of the box girder, and the cable guide pipe is pre-buried in the top plate of the box girder and is integrally poured and fixed with the box girder. At present, most construction units install cable ducts in a mode of hoisting by a chain block and manually moving by personnel, but part of cable ducts of the cable-stayed bridge can be 3-4 m long, the weight exceeds one ton, certain danger exists in manual operation, and personnel safety is easily threatened if the operation is wrong; meanwhile, under the volume and weight, the cable guide pipe is difficult to manually move and adjust, the installation precision is difficult to ensure, and once the installation position or angle of the cable guide pipe deviates, the stay cable cannot be accurately centered with the cable guide pipe, and the tightness of an anchoring end is affected by light weight, so that the stay cable is not beneficial to corrosion prevention; and if the weight is heavy, the stay cable cannot be installed, so that the bridge quality and safety are threatened. Therefore, the research and development of the accurate positioning and mounting device for the partial cable-stayed bridge cable guide pipe has important significance.
The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.
Disclosure of utility model
The utility model aims to solve the technical problems, and provides a device for accurately positioning and installing a part of cable-stayed bridge cable guide pipe, which mainly solves the technical problems of inconvenient manual installation, difficult adjustment, difficult guarantee of construction precision and construction safety risk.
In order to achieve the above purpose, the technical scheme of the utility model is as follows: an accurate positioning and mounting device for a part of cable-stayed bridge cable guide pipe comprises two supporting frames and a plurality of groups of hoisting mechanisms which are arranged at intervals,
The hoisting mechanism comprises a transverse track beam, an electric hoist crane and two sliding components, wherein the electric hoist crane is arranged on the transverse track beam in a sliding mode, and the two sliding components are respectively arranged on two sides of the transverse track beam and are respectively arranged on the two supporting frames in a sliding mode.
Preferably, a hanging belt is hung at the lower end of the electric hoist crane, and a cable guide pipe is sleeved on the hanging belt.
Preferably, the sliding assembly comprises an electric walking trolley and a connecting plate, the electric walking trolley is arranged on the supporting frame in a sliding mode, a T-shaped hollowed-out groove for the transverse track beam to penetrate through is formed in the connecting plate, and the connecting plate is fixedly arranged at the lower end of the electric walking trolley through a fastening bolt.
Preferably, the support frame comprises a stand column, a longitudinal track beam and a first inclined rod, wherein the longitudinal track beam is transversely arranged on the stand column, the first inclined rod is arranged between the stand column and the longitudinal track beam, and the electric walking trolley is arranged on the longitudinal track beam in a sliding mode.
Preferably, a second diagonal is arranged between the first diagonal and the longitudinal rail beam.
Preferably, the end plates are arranged at one end of the upright post and at two ends of the transverse track beam of the longitudinal track Liang Yuanli.
By adopting the technical scheme, the utility model has the beneficial effects that:
1. The utility model provides a device for accurately positioning and installing a cable guide pipe of a partial cable-stayed bridge, which adopts a hoisting mechanism to hoist and release the cable guide pipe, and an operator can carry out the hoisting operation of the cable guide pipe by holding a controller, so that compared with the traditional manual carrying and moving way, the device is quick, convenient and safer in construction.
2. The utility model can simultaneously realize three-dimensional adjustment of the plane position and the installation angle of the cable guide tube by utilizing the bidirectional moving track and the telescopic lifting hook of the electric hoist crane, and can effectively ensure the positioning and installation precision of the cable guide tube.
3. The device is fixed on the poured beam section in a bolt connection mode, the main body components are detachable, the device can be used in a circulating way for many times, the recycling rate is high, and good environmental protection and economic benefits are achieved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic structural view of the hoisting mechanism of the present utility model;
FIG. 3 is a schematic view of a structure of a connecting plate according to the present utility model;
Fig. 4 is a schematic structural view of the support frame of the present utility model.
The main reference symbols in the drawings are as follows:
1. A support frame; 11. a column; 12. a longitudinal rail beam; 13. a first diagonal bar; 2. a hoisting mechanism; 21. a transverse rail beam; 22. electric hoist crane; 221. a hanging belt; 23. a sliding assembly; 231. an electric walking trolley; 232. a connecting plate; 2321. t-shaped hollow grooves; 3. a cable guide tube; 4. a second diagonal bar; 5. a closure plate; 100. the beam section has been cast.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
As shown in fig. 1 to 4, a device for accurately positioning and installing a cable guide pipe of a partial cable-stayed bridge comprises two supporting frames 1 and a plurality of groups of hoisting mechanisms 2 which are arranged at intervals, wherein each hoisting mechanism 2 comprises a transverse track beam 21, an electric hoist crane 22 and two sliding components 23, the electric hoist crane 22 is arranged on the transverse track beam 21 in a sliding manner, the two sliding components 23 are respectively arranged on two sides of the transverse track beam 21 and are respectively arranged on the two supporting frames 1 in a sliding manner, specifically, the lower end of the electric hoist crane 22 is hung with a hanging belt 221, and the hanging belt 221 is sleeved with the cable guide pipe 3; the support frame 1 is connected with the poured beam section 100 through a steel plate, so that the subsequent disassembly and the repeated utilization are facilitated, meanwhile, the hoisting mechanism 2 utilizes a bidirectional moving track mode and a telescopic lifting hook of the electric hoist crane, the three-dimensional adjustment of the plane position and the installation angle of the cable duct 3 can be realized, and the positioning and installation precision of the cable duct 3 can be effectively ensured.
Specifically, in this embodiment, two sets of hoisting mechanisms 2 are provided, and the plane position and the installation angle of the cable guide tube 3 can be adjusted by the length of the electric hoist 22 on each set of hoisting mechanisms 2 for winding and unwinding the hanging belt 221, so that the operation is convenient and fast, and the working efficiency is improved.
In this embodiment, referring to fig. 2 and 3, the sliding assembly 23 includes an electric walking trolley 231 and a connection plate 232, the electric walking trolley 231 is slidably disposed on the support frame 1, a T-shaped hollow groove 2321 for the transverse track beam 21 to pass through is disposed on the connection plate 232, and the connection plate 232 is fixedly disposed at the lower end of the electric walking trolley 231 through a fastening bolt; the transverse track beam 21 is made of an I-steel structure, and the transverse track beam 21 can freely penetrate through the T-shaped hollowed-out groove 2321, so that disassembly, assembly and turnover are facilitated.
Specifically, referring to fig. 4, the support frame 1 includes a vertical column 11, a longitudinal rail beam 12 and a first diagonal rod 13, the vertical column 11 is transversely provided with the longitudinal rail beam 12, the first diagonal rod 13 is arranged between the vertical column 11 and the longitudinal rail beam 12, and the electric walking trolley 231 is slidably arranged on the longitudinal rail beam 12; the upright post 11, the longitudinal track beam 12 and the first diagonal 13 can be manufactured by adopting I-steel; in the utility model, when the plane position and the installation angle of the cable guide tube 3 are adjusted in a three-dimensional manner, the cable guide tube 3 on the electric hoist crane 22 is driven by the electric traveling trolley 231 to longitudinally move along the direction of the longitudinal track beam 12, the cable guide tube 3 is driven by the movement of the electric hoist crane 22 on the transverse track beam 21 to transversely move along the direction of the transverse track beam 21, and simultaneously, the length of the hanging strip 221 of the front electric hoist crane 22 and the rear electric hoist crane 22 is controlled to adjust the installation angle of the cable guide tube 3.
A second diagonal rod 4 is arranged between the first diagonal rod 13 and the longitudinal track beam 12; the second diagonal rod 4 is used for enhancing the structural strength of the support frame 1; the end of the longitudinal track beam 12 far away from the upright post 11 and the two ends of the transverse track beam 21 are provided with end closure plates 5; the end closure plate 5 can prevent the electric traveling trolley 231 and the electric hoist 22 from sliding off and derailing.
The working principle of the utility model is as follows:
The utility model provides a device for accurately positioning and installing a cable guide pipe of a partial cable-stayed bridge, which comprises a sling 221, wherein the sling 221 is used for binding the cable guide pipe 3 and suspending on an electric hoist crane 22, an electric walking trolley 231 is used for driving the cable guide pipe 3 on the electric hoist crane 22 to longitudinally move along the direction of a longitudinal track beam 12, the electric hoist crane 22 is used for moving the cable guide pipe 3 on the transverse track beam 21 to transversely move along the direction of the transverse track beam 21, and simultaneously the length of a front electric hoist crane 22 and a rear electric hoist crane 22 for retracting the sling 221 is controlled to adjust the installation angle of the cable guide pipe 3, so that the plane position and the installation angle of the cable guide pipe 3 can be three-dimensionally adjusted, the installation precision of the cable guide pipe 3 is ensured, and the influence on the sealing property of an anchoring end caused by deviation is avoided.
The foregoing description is directed to the preferred embodiments of the present utility model, but the embodiments are not intended to limit the scope of the utility model, and all equivalent changes or modifications made under the technical spirit of the present utility model should be construed to fall within the scope of the present utility model.
Claims (6)
1. The accurate positioning and mounting device for the cable guide pipe of the partial cable-stayed bridge is characterized by comprising two supporting frames (1) and a plurality of groups of hoisting mechanisms (2) which are arranged at intervals,
The hoisting mechanism (2) comprises a transverse track beam (21), an electric hoist crane (22) and two sliding components (23), wherein the electric hoist crane (22) is arranged on the transverse track beam (21) in a sliding mode, and the two sliding components (23) are respectively arranged on two sides of the transverse track beam (21) and are respectively arranged on the two supporting frames (1) in a sliding mode.
2. The device for accurately positioning and mounting the cable guide pipe of the partial cable-stayed bridge according to claim 1, wherein a hanging belt (221) is hung at the lower end of the electric hoist crane (22), and the cable guide pipe (3) is sleeved on the hanging belt (221).
3. The device for accurately positioning and mounting the cable-stayed bridge cable guide pipe according to claim 1, wherein the sliding assembly (23) comprises an electric walking trolley (231) and a connecting plate (232), the electric walking trolley (231) is slidably arranged on the supporting frame (1), a T-shaped hollowed-out groove (2321) for the transverse track beam (21) to pass through is formed in the connecting plate (232), and the connecting plate (232) is fixedly arranged at the lower end of the electric walking trolley (231) through a fastening bolt.
4. A device for precisely positioning and mounting a cable duct of a partial cable-stayed bridge according to claim 3, characterized in that the supporting frame (1) comprises a vertical column (11), a longitudinal rail beam (12) and a first diagonal (13), the vertical column (11) is transversely provided with the longitudinal rail beam (12), the first diagonal (13) is arranged between the vertical column (11) and the longitudinal rail beam (12), and the electric walking trolley (231) is arranged on the longitudinal rail beam (12) in a sliding manner.
5. A device for precisely positioning and mounting a conduit for a cable-stayed bridge according to claim 4, characterized in that a second diagonal (4) is provided between the first diagonal (13) and the longitudinal rail beam (12).
6. A device for precisely positioning and mounting a cable duct of a partial cable-stayed bridge according to claim 4, characterized in that the end of the longitudinal rail beam (12) remote from the upright (11) and the ends of the transverse rail beam (21) are provided with closure plates (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322555987.0U CN220952977U (en) | 2023-09-20 | 2023-09-20 | Accurate positioning and mounting device for partial cable-stayed bridge cable guide pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322555987.0U CN220952977U (en) | 2023-09-20 | 2023-09-20 | Accurate positioning and mounting device for partial cable-stayed bridge cable guide pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220952977U true CN220952977U (en) | 2024-05-14 |
Family
ID=90973327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322555987.0U Active CN220952977U (en) | 2023-09-20 | 2023-09-20 | Accurate positioning and mounting device for partial cable-stayed bridge cable guide pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220952977U (en) |
-
2023
- 2023-09-20 CN CN202322555987.0U patent/CN220952977U/en active Active
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