CN218757012U - Intermediate support sliding trolley for steel beam traction - Google Patents
Intermediate support sliding trolley for steel beam traction Download PDFInfo
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- CN218757012U CN218757012U CN202222855356.6U CN202222855356U CN218757012U CN 218757012 U CN218757012 U CN 218757012U CN 202222855356 U CN202222855356 U CN 202222855356U CN 218757012 U CN218757012 U CN 218757012U
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- core penetrating
- frame
- steel
- sliding trolley
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Abstract
The utility model provides a middle support sliding trolley for steel beam traction, the frame of which comprises an outer frame, at least two cross rods and at least two vertical rods, and each cross rod and vertical rod are respectively arranged on the outer frame in a transverse and longitudinal staggered manner; four rail wheels are arranged below the frame, bearings are arranged on the rail wheels, and the bearings between the rail wheels which correspond to each other are connected through a connecting rod; the frame is provided with at least two cross grooves and core penetrating plates corresponding to the two cross grooves in number, a two-cross base is arranged below each core penetrating plate, and the two-cross base of each core penetrating plate is inserted into the corresponding two-cross groove and locked by bolts; the upper end of each core penetrating plate is provided with a plurality of holes for penetrating steel strands. The utility model discloses can provide the support for the steel strand wires, reduce the amount of deflection that its dead weight arouses, avoid pulling the steel strand wires and relax under the dead weight effect, draw shortcomings such as discontinuous, unsmooth, easy off normal.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a bridge engineering equipment field, concretely relates to a dolly is slided to intermediate strut for girder steel is towed.
[ background of the invention ]
In recent years, steel structure bridges are increasingly applied to municipal highway engineering, and a sliding bracket method is a common method for mounting steel box girders. The sliding support method adopts the steps that a sliding track is erected on a steel pipe support, a construction traction system taking a hydraulic cross-core jack device as a core is arranged at a certain position in the middle of the track, and a steel strand is tensioned through a jack to pull a sliding trolley below a steel beam to be installed at a bank or a platform to a designed position. Too long distance can occur in the early stage of tension traction, and the steel strand looses under the action of self weight, so that the traction is discontinuous, not smooth and easy to deviate.
[ Utility model ] content
The to-be-solved technical problem of the utility model lies in providing a dolly that slides for the trailing intermediate strut of girder steel can provide the support for steel strand wires, reduces the amount of deflection that its dead weight arouses, avoids pulling steel strand wires and relaxes under the dead weight effect, draws shortcomings such as discontinuous, unsmooth, easy off normal.
The utility model discloses a realize like this:
a middle support sliding trolley for steel beam traction comprises a frame, wherein the frame comprises an outer frame, at least two cross rods and at least two vertical rods, and the cross rods and the vertical rods are respectively erected on the outer frame in a transversely and longitudinally staggered manner; four rail wheels are arranged below the frame, each rail wheel is arranged in a pairwise corresponding manner, a bearing is arranged on each rail wheel, and the bearings between the rail wheels which correspond to each other are connected through a connecting rod;
the frame is provided with at least two cross grooves and core penetrating plates corresponding to the two cross grooves in number, a two-cross base is arranged below each core penetrating plate, and the two-cross base of each core penetrating plate is inserted into the corresponding two-cross groove and locked by bolts; the upper end of each core penetrating plate is provided with a plurality of holes for penetrating steel strands.
Furthermore, the interval distance between every two core penetrating plates is 1-1.5m.
Furthermore, the middle support sliding trolley is arranged between the steel strand traction equipment and the sliding trolley.
Further, the position of the hole on each core penetrating plate is matched with the position of the hole on the anchor backing plate of the traction equipment.
The utility model has the advantages that:
the utility model can support the steel strand to reduce the deflection caused by the dead weight by placing the middle supporting sliding trolley between the traction equipment and the sliding trolley, and avoid the defects of discontinuous traction, unsmooth traction, easy deviation and the like caused by the loosening of the traction steel strand under the action of the dead weight; the frame of the middle supporting sliding trolley is provided with a double-cross groove matched with the double-cross base of the core penetrating plate, and the special-shaped groove and the special-shaped base can better disperse and resist the transverse force generated in the process of drawing the steel strand, so that the stability and the support performance of the core penetrating plate are greatly enhanced; meanwhile, the penetration plates are detachably connected, so that the steel strand can be conveniently penetrated; in addition, the frame is formed by respectively and longitudinally staggering the cross rods and the vertical rods, so that the weight is light, and the manufacturing cost is low.
[ description of the drawings ]
The present invention will be further described with reference to the following examples and drawings.
Fig. 1 is a schematic structural view of the utility model relates to a middle support sliding trolley for steel beam traction.
Fig. 2 is the utility model relates to a frame structure schematic diagram that is used for towed intermediate strut dolly that slides of girder steel.
Fig. 3 is a schematic diagram of a core-through plate structure of the middle support sliding trolley for steel beam traction.
[ detailed description ] A
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings and the detailed description. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 3, the middle support sliding trolley for steel beam traction of the present invention includes a frame 1, the frame includes an outer frame 11, at least two cross bars 12 and at least two vertical bars 13, each of the cross bars 12 and the vertical bars 13 is respectively erected on the outer frame 11 in a crisscross manner; four track wheels 2 are arranged below the frame 1, each track wheel 2 is arranged in a pairwise corresponding manner, a bearing 3 is arranged on each track wheel 2, and the bearings 3 between the corresponding track wheels 2 are connected through a connecting rod 4;
the frame 1 is provided with at least two cross grooves 5 and core penetrating plates 6 with the number corresponding to that of the two cross grooves 5, a double cross base 61 is arranged below each core penetrating plate 6, and the double cross base 61 of each core penetrating plate 6 is inserted into the corresponding double cross groove 5 and locked by bolts 7; the upper end of each core penetrating plate 6 is provided with a plurality of holes 62 for penetrating steel strands.
In another embodiment of the present invention, the distance between the core-through plates 6 is 1-1.5m.
In another embodiment of the present invention, the middle support sliding trolley is disposed between the steel strand traction device and the sliding trolley.
In another embodiment of the present invention, the position of the hole 62 on each of the said piercing plates 6 matches the position of the hole on the anchor pad of the towing means.
The utility model discloses a working process as follows:
firstly, the middle support sliding trolley is placed on a sliding track between the traction equipment and the sliding trolley, then the core penetrating plate 6 is detached, the steel strand at the position of the sliding trolley penetrates through the hole 62 on the core penetrating plate 6 and reaches the traction equipment, and finally the double-cross base 61 at the lower end of the core penetrating plate 6 is installed on the corresponding double-cross groove 5.
The utility model can support the steel strand to reduce the deflection caused by the dead weight by placing the middle supporting sliding trolley between the traction equipment and the sliding trolley, and avoid the defects of discontinuous traction, unsmooth traction, easy deviation and the like caused by the loosening of the traction steel strand under the action of the dead weight; the frame of the middle support sliding trolley is provided with a double-cross groove 5 matched with the double-cross base 61 of the core penetrating plate 6, and the special-shaped groove and the special-shaped base can better disperse and resist transverse force generated in the drawing process of the steel strand, so that the stability and the support performance of the core penetrating plate 6 are greatly enhanced; meanwhile, the penetration plate 6 is detachably connected, so that the steel strand can be conveniently penetrated; in addition, the frame 1 is formed by respectively and transversely staggering the transverse rods 12 and the vertical rods 13, so that the weight is light, and the manufacturing cost is low.
Although specific embodiments of the present invention have been described, it will be understood by those skilled in the art that the specific embodiments described are illustrative only and are not limiting upon the scope of the invention, and that equivalent modifications and variations can be made by those skilled in the art without departing from the spirit of the invention, which is to be limited only by the claims appended hereto.
Claims (4)
1. The utility model provides a middle support dolly that slides for girder steel is towed which characterized in that: the bicycle frame comprises an outer frame, at least two cross rods and at least two vertical rods, wherein the cross rods and the vertical rods are respectively erected on the outer frame in a transversely-longitudinally staggered manner; four rail wheels are arranged below the frame, each rail wheel is arranged in a pairwise corresponding manner, a bearing is arranged on each rail wheel, and the bearings between the rail wheels which correspond to each other are connected through a connecting rod;
the frame is provided with at least two cross grooves and core penetrating plates corresponding to the two cross grooves in number, a double cross base is arranged below each core penetrating plate, and the double cross base of each core penetrating plate is inserted into the corresponding double cross groove and locked by bolts; the upper end of each core penetrating plate is provided with a plurality of holes for penetrating steel strands.
2. The intermediate support skid for steel beam hauling as claimed in claim 1, wherein: the distance between the core penetrating plates is 1-1.5m.
3. The intermediate support sliding trolley for steel beam traction as claimed in claim 1, wherein: the middle supporting sliding trolley is arranged between the steel strand traction equipment and the sliding trolley.
4. An intermediate support skid for steel beam hauling as claimed in claim 3, wherein: the position of the hole on each core penetrating plate is matched with the position of the hole on the anchor backing plate of the traction equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222855356.6U CN218757012U (en) | 2022-10-28 | 2022-10-28 | Intermediate support sliding trolley for steel beam traction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222855356.6U CN218757012U (en) | 2022-10-28 | 2022-10-28 | Intermediate support sliding trolley for steel beam traction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218757012U true CN218757012U (en) | 2023-03-28 |
Family
ID=85702956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222855356.6U Active CN218757012U (en) | 2022-10-28 | 2022-10-28 | Intermediate support sliding trolley for steel beam traction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218757012U (en) |
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2022
- 2022-10-28 CN CN202222855356.6U patent/CN218757012U/en active Active
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