CN213448120U - Intertower temporary cross brace device of large-inclination bridge cable tower - Google Patents
Intertower temporary cross brace device of large-inclination bridge cable tower Download PDFInfo
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- CN213448120U CN213448120U CN202021922280.9U CN202021922280U CN213448120U CN 213448120 U CN213448120 U CN 213448120U CN 202021922280 U CN202021922280 U CN 202021922280U CN 213448120 U CN213448120 U CN 213448120U
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Abstract
The utility model discloses a interim stull device between tower of steeply inclining slope bridge cable tower, its characterized in that: the device is including pre-buried first pre-buried seat in the concrete, be connected with first interim violently stay pipe on the first pre-buried seat, with the concrete that first pre-buried seat is relative in still pre-buried seat of pre-buried second, be connected with the interim violently stay pipe of second on the pre-buried seat of second, the tip of first interim violently stay pipe all is provided with supporting component, supporting component including the backup pad that is located first interim violently stay pipe or the interim violently stay pipe tip of second, be provided with a plurality of reinforcement bar plate evenly distributed on the circumferencial direction between the outer wall of backup pad and first interim violently stay pipe or the interim violently stay pipe of second, two supporting component between be provided with a pair of symmetric distribution's jack and a pair of symmetric distribution's wedge supporting mechanism.
Description
Technical Field
The utility model relates to a bridge cable tower construction field, especially a interim stull device between tower of steeply sloping bridge cable tower.
Background
At present, in the construction of a cable tower of a cable-stayed bridge or a suspension bridge, a temporary cross brace is required to be installed at a proper position to ensure the stress and displacement of the cable tower, and the construction of the cable tower is directly influenced by the temporary cross brace. Therefore, how to take effective measures to install the cross braces in place quickly and with high quality is a key technology in the construction of the cable tower. In the prior construction, the traditional method is that after a temporary cross brace is hoisted to a position to be installed by a tower crane, the end part of the cross brace is welded with a pre-embedded cross brace bracket in the air, and a lifting pad is reinforced.
There is therefore a need for a method or apparatus that addresses the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
The utility model relates to a solve the above-mentioned not enough that prior art exists, provide one kind can guarantee with the tight contact of cable tower tight, optimize the local atress of structure, need not copy the pad, and can reduce the interim stull device between tower of the big inclination bridge cable tower of safe risk.
The technical solution of the utility model is that: the utility model provides a interim stull device between tower of big inclination bridge cable tower which characterized in that: the device comprises a first embedded seat 1 embedded in concrete, a first temporary cross bracing tube 2 is connected on the first embedded seat 1, a second embedded seat 3 is embedded in the concrete opposite to the first embedded seat 1, a second temporary cross bracing tube 4 is connected on the second embedded seat 3, the end parts of the first temporary cross bracing tube 2 are provided with supporting components,
the supporting component comprises a supporting plate 5 positioned at the end part of the first temporary cross bracing pipe 2 or the second temporary cross bracing pipe 4, a plurality of reinforcing rib plates 6 which are uniformly distributed in the circumferential direction are arranged between the supporting plate 5 and the outer wall of the first temporary cross bracing pipe 2 or the second temporary cross bracing pipe 4,
a pair of symmetrically distributed jacks 7 and a pair of symmetrically distributed wedge-shaped supporting mechanisms 8 are arranged between the two supporting components, a supporting joint 9 is also arranged between the two supporting components, a long hole 12 for welding is also arranged on the supporting joint 9,
the wedge-shaped supporting mechanism 8 is composed of two supporting blocks 10, one end of each supporting block 10 is provided with a plane, and the other end of each supporting block 10 is provided with an inclined plane 11.
Compared with the prior art, the utility model, have following advantage:
the inter-tower temporary cross bracing device of the large-inclination bridge cable tower in the structural form is simple in structure, ingenious in design and reasonable in layout, aims at various problems exposed in the use process of the traditional inter-tower temporary cross bracing device, designs a special structure which consists of two parts matched with each other, can apply axial force between the two parts through a jack, and utilizes a wedge-shaped supporting mechanism of the special structure to support after the force application requirement is met, and finally, a rigid supporting joint is welded between the two parts, so that the construction of the temporary cross bracing is realized. In the construction process, the temporary cross brace is installed in a mode of additionally arranging the temporary fixing part, the temporary cross brace is tightly contacted with the cable tower through the embedded climbing cone, the local stress of the structure is optimized, the lifting pad is not needed, and the safety risk is reduced. The temporary cross brace device has the advantages of simple manufacturing process and low manufacturing cost, is particularly suitable for popularization and application in the field, and has wide market prospect.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural view of an end of a second temporary wale in an embodiment of the present invention.
Detailed Description
The following description will explain embodiments of the present invention with reference to the drawings. As shown in fig. 1 and 2: an inter-tower temporary cross bracing device of a large-inclination bridge cable tower comprises a first pre-buried seat 1 pre-buried in concrete, a first temporary cross bracing pipe 2 is connected to the first pre-buried seat 1, a second pre-buried seat 3 is pre-buried in the concrete opposite to the first pre-buried seat 1, a second temporary cross bracing pipe 4 is connected to the second pre-buried seat 3, supporting components are arranged at the end parts of the first temporary cross bracing pipe 2,
the supporting component comprises a supporting plate 5 positioned at the end part of the first temporary cross bracing pipe 2 or the second temporary cross bracing pipe 4, a plurality of reinforcing rib plates 6 which are uniformly distributed in the circumferential direction are arranged between the supporting plate 5 and the outer wall of the first temporary cross bracing pipe 2 or the second temporary cross bracing pipe 4,
a pair of symmetrically distributed jacks 7 and a pair of symmetrically distributed wedge-shaped supporting mechanisms 8 are arranged between the two supporting components, a supporting joint 9 is also arranged between the two supporting components, a long hole 12 for welding is also arranged on the supporting joint 9,
the wedge-shaped supporting mechanism 8 is composed of two supporting blocks 10, one end of each supporting block 10 is provided with a plane, and the other end of each supporting block 10 is provided with an inclined plane 11.
The utility model discloses pressure-sensitive initiative stull device with adjustable's working process as follows: firstly, according to the construction progress of the cable tower, embedding transverse support climbing cones (namely a first embedded seat 1 and a second embedded seat 3) in concrete of a cable tower foundation, then respectively installing a first temporary transverse support pipe 2 on the first embedded seat 1, installing a second temporary transverse support pipe 4 on the second embedded seat 3, and ensuring that the first temporary transverse support pipe 2 and the second temporary transverse support pipe 4 are coaxial,
during a period of relatively constant temperature, two jacks 7 are interposed between the support assemblies of the first temporary cross-support tube 2 and the second temporary cross-support tube 4, simultaneously, the two jacks 7 are ensured to be symmetrically distributed, the two jacks are synchronously controlled to push, forces in opposite directions are applied to the two support assemblies, and then two symmetrically distributed wedge-shaped support mechanisms 8 are placed between the two support assemblies and are arranged, firstly, two supporting blocks 10 are simultaneously squeezed between two supporting components to ensure that the inclined planes 11 on the two supporting blocks 10 are mutually contacted, the two inclined planes 11 are welded into an integral structure after being tightly propped, meanwhile, the bases of the two supporting blocks 10 are respectively welded with the two supporting components to form an integral structure, the two supporting components are supported by the wedge-shaped supporting mechanism 8, the two jacks 7 are slowly unloaded and then removed, and the system conversion is completed;
then put into between two supporting component with the supporting joint 9, weld supporting joint 9 into cylindricly to weld between the both ends of supporting joint 9 and two supporting component respectively, finally let each part of interim stull all connect as an organic whole structure, accomplished the integral erection of interim stull promptly.
Claims (1)
1. The utility model provides a interim stull device between tower of big inclination bridge cable tower which characterized in that: the device comprises a first embedded seat (1) embedded in concrete, a first temporary transverse bracing tube (2) is connected to the first embedded seat (1), a second embedded seat (3) is embedded in the concrete opposite to the first embedded seat (1), a second temporary transverse bracing tube (4) is connected to the second embedded seat (3), and supporting components are arranged at the end parts of the first temporary transverse bracing tube (2),
the supporting component comprises a supporting plate (5) positioned at the end part of the first temporary cross bracing tube (2) or the second temporary cross bracing tube (4), a plurality of reinforcing rib plates (6) which are uniformly distributed in the circumferential direction are arranged between the supporting plate (5) and the outer wall of the first temporary cross bracing tube (2) or the second temporary cross bracing tube (4),
a pair of symmetrically distributed jacks (7) and a pair of symmetrically distributed wedge-shaped supporting mechanisms (8) are arranged between the two supporting components, a supporting joint (9) is also arranged between the two supporting components, a long hole (12) for welding is also arranged on the supporting joint (9),
the wedge-shaped supporting mechanism (8) is composed of two supporting blocks (10), one end of each supporting block (10) is provided with a plane, and the other end of each supporting block is provided with an inclined plane (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021922280.9U CN213448120U (en) | 2020-09-07 | 2020-09-07 | Intertower temporary cross brace device of large-inclination bridge cable tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021922280.9U CN213448120U (en) | 2020-09-07 | 2020-09-07 | Intertower temporary cross brace device of large-inclination bridge cable tower |
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| Publication Number | Publication Date |
|---|---|
| CN213448120U true CN213448120U (en) | 2021-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021922280.9U Active CN213448120U (en) | 2020-09-07 | 2020-09-07 | Intertower temporary cross brace device of large-inclination bridge cable tower |
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| CN (1) | CN213448120U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113338159A (en) * | 2021-06-28 | 2021-09-03 | 中铁大桥局第七工程有限公司 | Concrete tower column cross brace structure and construction method thereof |
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2020
- 2020-09-07 CN CN202021922280.9U patent/CN213448120U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113338159A (en) * | 2021-06-28 | 2021-09-03 | 中铁大桥局第七工程有限公司 | Concrete tower column cross brace structure and construction method thereof |
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