CN216040726U - Integral overturning and erecting device for steel cable tower - Google Patents
Integral overturning and erecting device for steel cable tower Download PDFInfo
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- CN216040726U CN216040726U CN202122564481.7U CN202122564481U CN216040726U CN 216040726 U CN216040726 U CN 216040726U CN 202122564481 U CN202122564481 U CN 202122564481U CN 216040726 U CN216040726 U CN 216040726U
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Abstract
The utility model aims to provide an integral overturning and erecting device for a steel cable tower, which can shorten the construction period and is less influenced by weather; the quality can be better controlled by integral assembly and ground operation; the economical efficiency is better. A steel cable tower integral overturning and erecting device comprises a mounting frame, a supporting device, a power device and an overturning frame; the mounting frame is arranged on one side of the steel box girder and is rotationally connected with the bottom end of the steel cable tower; one end of the supporting device is fixed on the steel box girder, and the other end of the supporting device can be contacted with the steel cable tower; the power device is arranged on the other side of the steel box girder, is connected with the steel cable tower and is used for providing the steel cable tower turnover lifting force; and one end of the roll-over stand is connected with the steel cable tower, and the other end of the roll-over stand is rotatably connected to the steel box girder and is used for enabling the steel cable tower to rotate relative to the steel box girder.
Description
Technical Field
The utility model relates to a pushing device, in particular to a steel cable tower integral overturning and erecting device, and belongs to the technical field of road and bridge construction.
Background
In recent years, steel cable towers are widely applied to bridge engineering of large-span cable structures. The reason for this is mainly that in the large environment of technical and economic development, many characteristics of the steel structure are highly valued by engineers, such as: the steel structure cable tower has small section, light dead weight, high strength, good toughness and good earthquake resistance; the construction period of the steel structure cable tower is short, the construction quality is easy to guarantee, and the repair and reinforcement are convenient; the larger the bridge span is, the larger the flexibility is, and the cable tower is required to be capable of adapting to certain deformation, but the concrete cable tower is difficult to guarantee compared with a steel cable tower. Compared with a concrete cable tower, the installation method of the steel cable tower is much more complex, and the following factors need to be considered: scale of steel towers such as tower shape, tower height, tower column segment size, weight and connection means; the site conditions of the erection site, such as terrain, region, climate, etc. The common installation and construction method of the steel cable tower comprises the following steps: the method comprises a floating crane installation method, a tower crane installation method, a climbing crane installation method, a hydraulic self-climbing door crane installation method and the like, and has the problems of long construction period and easy influence of wind and rain seasons.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an integral overturning and erecting device for a steel cable tower, which can shorten the construction period and is less influenced by weather; the quality can be better controlled by integral assembly and ground operation; the economical efficiency is better.
In order to achieve the purpose, the utility model is realized by the following technical scheme:
a steel cable tower integral overturning and erecting device comprises a mounting frame, a supporting device, a power device and an overturning frame;
the mounting frame is arranged on one side of the steel box girder and is rotationally connected with the bottom end of the steel cable tower;
one end of the supporting device is fixed on the steel box girder, and the other end of the supporting device can be contacted with the steel cable tower;
the power device is arranged on the other side of the steel box girder, is connected with the steel cable tower and is used for providing the steel cable tower turnover lifting force;
and one end of the roll-over stand is connected with the steel cable tower, and the other end of the roll-over stand is rotatably connected to the steel box girder and is used for enabling the steel cable tower to rotate relative to the steel box girder.
The steel cable tower integral overturning and erecting device is preferably characterized in that the power device is a winch mechanism and comprises an installation bottom plate, a winch and a connecting steel cable, the winch is connected with the steel box girder through the installation bottom plate, one end of the connecting steel cable is wound on a winding drum of the winch, the other end of the connecting steel cable is wound around a first pulley and a second pulley, the first pulley is connected with the steel box girder, and the second pulley is connected with the overturning frame.
The preferable scheme of the steel cable tower integral overturning and erecting device further comprises a connecting hanging strip, one end of the connecting hanging strip is connected with the second pulley, and the other end of the connecting hanging strip is connected with the steel cable tower.
The preferred scheme of the whole steel cable tower overturning and erecting device is that the overturning frame is of a door type truss structure and is obliquely arranged relative to the steel box girder.
The preferable scheme of the steel cable tower integral overturning and erecting device is that the supporting devices are two groups, each group comprises more than one jack, one group is arranged on the mounting frame, and the other group is arranged on the steel box girder and is positioned between the overturning frame and the mounting frame.
The utility model has the advantages that:
after the winch is started, the steel tower is tried to be pulled and lifted stably under the action of the winch, and then is turned over continuously, when the gravity center vertical line of the steel tower exceeds the rotating shaft, the steel tower moves downwards under the action of gravity and is matched with the jack support, so that the steel tower can be turned to a specified position, the construction period can be shortened, and the influence of weather is small; the quality can be better controlled by integral assembly and ground operation; the economical efficiency is better.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of a change in the state of a pylon according to step one of the present invention;
FIG. 3 is a schematic diagram of a change in the state of a pylon according to step two of the present invention;
FIG. 4 is a schematic diagram of the change in the state of the pylon in step three of the present invention.
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.
Referring to fig. 1, an integral turning and erecting device for a steel cable tower comprises a mounting frame 8, a supporting device 7, a power device and a turning frame 10, wherein: the mounting frame 8 is arranged on one side of the steel box girder 9 and is rotatably connected with the bottom end of the steel cable tower 6; one end of the supporting device 7 is fixed on the steel box girder 9, and the other end of the supporting device can be contacted with the steel cable tower 6; the power device is arranged on the other side of the steel box girder, is connected with the steel cable tower and is used for providing the steel cable tower turnover lifting force; and one end of the roll-over stand 10 is connected with the steel cable tower 6, and the other end of the roll-over stand is rotatably connected to the steel box girder 9 and used for enabling the steel cable tower to rotate relative to the steel box girder.
In this embodiment, the power device is a winch mechanism, and includes mounting plate 1, hoist engine 2 and connecting cable 4, and hoist engine 2 is connected steel box girder 9 through mounting plate 1, and connecting cable 4 one end is twined on hoist engine 2's reel, and the other end is walked around first pulley 3 and second pulley 11, and first pulley 3 is connected with steel box girder 9, and second pulley 11 is put up with upset 10 and is connected.
In this embodiment, the steel cable tower further comprises a connecting hanging strip 5, one end of the connecting hanging strip 5 is connected with the second pulley 11, and the other end of the connecting hanging strip 5 is connected with the steel cable tower 6.
In this embodiment, the roll-over stand 10 is a door type truss structure, and the roll-over stand 10 is disposed in an inclined manner relative to the steel box girder.
In this embodiment, the supporting devices 7 are provided in two groups, each group including one or more jacks, one group being disposed on the mounting frame 8, and the other group being disposed on the steel box girder 9 and located between the roll-over stand 10 and the mounting frame 8.
The process flow for integrally overturning and erecting the steel cable tower by utilizing the utility model is as follows:
the method comprises the following steps: referring to fig. 2, a steel cable tower is assembled on a mounting frame 8, the bottom of the steel cable tower is fixed with a tower base through shaft, and a turning frame 10 and a winch mechanism are synchronously processed and mounted;
step two: referring to fig. 3, the roll-over stand 10 is connected with the cable tower, and the cable tower is slowly lifted, and when being started, the jack below the starting force is lifted out simultaneously for reducing the starting force;
step three: referring to fig. 4, when the vertical line of the gravity center of the steel tower is about to exceed the rotating shaft, two sets of jacks are placed on the tower base, so that the steel cable tower slowly dumps under the reverse action of the jacks until the steel cable tower is completely erected in place, and the installation of the steel cable tower is completed.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a whole upset of cable tower erects device which characterized in that: comprises a mounting frame, a supporting device, a power device and a roll-over stand;
the mounting frame is arranged on one side of the steel box girder and is rotationally connected with the bottom end of the steel cable tower;
one end of the supporting device is fixed on the steel box girder, and the other end of the supporting device can be contacted with the steel cable tower;
the power device is arranged on the other side of the steel box girder, is connected with the steel cable tower and is used for providing the steel cable tower turnover lifting force;
and one end of the roll-over stand is connected with the steel cable tower, and the other end of the roll-over stand is rotatably connected to the steel box girder and is used for enabling the steel cable tower to rotate relative to the steel box girder.
2. The steel cable tower integral overturning and erecting device according to claim 1, wherein: the power device is a winch mechanism and comprises an installation bottom plate, a winch and a connecting steel cable, the winch is connected with the steel box girder through the installation bottom plate, one end of the connecting steel cable is wound on a winding drum of the winch, the other end of the connecting steel cable is wound around a first pulley and a second pulley, the first pulley is connected with the steel box girder, and the second pulley is connected with the roll-over stand.
3. The steel cable tower integral overturning and erecting device according to claim 2, wherein: the steel cable tower further comprises a connecting hanging strip, one end of the connecting hanging strip is connected with the second pulley, and the other end of the connecting hanging strip is connected with the steel cable tower.
4. The steel cable tower integral overturning and erecting device according to claim 1, wherein: the roll-over stand is a door type truss structure, and the roll-over stand is arranged obliquely relative to the steel box girder.
5. The steel cable tower integral turning erection device according to any one of claims 1 to 4, wherein: the support devices are two groups, each group comprises more than one jack, one group is arranged on the mounting frame, and the other group is arranged on the steel box girder and is positioned between the roll-over stand and the mounting frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122564481.7U CN216040726U (en) | 2021-10-25 | 2021-10-25 | Integral overturning and erecting device for steel cable tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122564481.7U CN216040726U (en) | 2021-10-25 | 2021-10-25 | Integral overturning and erecting device for steel cable tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216040726U true CN216040726U (en) | 2022-03-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122564481.7U Active CN216040726U (en) | 2021-10-25 | 2021-10-25 | Integral overturning and erecting device for steel cable tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216040726U (en) |
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2021
- 2021-10-25 CN CN202122564481.7U patent/CN216040726U/en active Active
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