CN215104725U - Box type unit correcting platform device for steel truss arch bridge - Google Patents
Box type unit correcting platform device for steel truss arch bridge Download PDFInfo
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- CN215104725U CN215104725U CN202120555830.6U CN202120555830U CN215104725U CN 215104725 U CN215104725 U CN 215104725U CN 202120555830 U CN202120555830 U CN 202120555830U CN 215104725 U CN215104725 U CN 215104725U
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- truss arch
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Abstract
The utility model discloses a box type unit correcting platform device of a steel truss arch bridge, which comprises a concrete foundation, a steel bottom plate, an integral node type box type unit of the steel truss arch bridge, a jack, a U-shaped laying steel plate, a steel backing plate, a connecting reinforcing steel bar, a connecting support, a steel pipe column and an H-shaped steel support; the integral node type box type unit of the steel truss arch bridge is subjected to multi-point correction through a jack, and the jack is placed on a correction platform device of the steel truss arch bridge box type unit. The utility model discloses a platform is corrected to steel purlin arch bridge box unit can guarantee that the whole node formula box unit of steel purlin arch bridge corrects the precision for the construction progress simultaneously, has reduced the construction degree of difficulty, has practiced thrift construction cost, has obvious social and economic benefits.
Description
Technical Field
The utility model relates to a bridge engineering technical field especially relates to a steel purlin arched bridge box unit correction platform device.
Background
The bridge is one of municipal infrastructure, and its main function is not only alleviate urban traffic pressure, can also optimize city space landscape environment. In recent years, with the improvement of urbanization construction level, the style of the bridge gradually presents the characteristic of diversity, and the bridge structure tends to be diversified under the influence of factors such as regional culture and climate difference. The steel truss arch bridge has the characteristics of reasonable structural stress, strong integrity, material saving, small self weight and the like, has better adaptability to soft soil foundations, and is widely adopted. Meanwhile, the design and formation process of the bridge can only be considered according to a certain standard state, the actual formation process of the bridge is complex and has high technical difficulty (precise component processing, welding of a steel truss arch bridge box-type unit, correction of the steel truss arch bridge box-type unit and the like), a plurality of and variable influence factors and a plurality of problems of structural strength, stability and safety are encountered, and the process of the large system engineering needs to be controlled to ensure that the normal operation and the bridge formation state (linear type and internal force) of the large system engineering meet the design requirements.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a platform device is corrected to steel purlin arch bridge box unit in order to compensate prior art's defect. Compared with the traditional construction method, the steel truss arch bridge box type unit correction platform device is adopted, the on-site component machining precision can be guaranteed, meanwhile, the rod piece manufacturing speed is accelerated, the later-stage installation and construction difficulty is reduced, the construction cost is saved, and higher economic and technical benefits are obtained.
The utility model discloses a realize through following technical scheme:
a box type unit correcting platform device of a steel truss arch bridge comprises a concrete foundation, wherein a steel bottom plate is arranged on the top surface of the concrete foundation, H-shaped steel pillars are welded on the steel bottom plate at intervals, and a steel base plate is welded at the top ends of the H-shaped steel pillars; a plurality of steel-pipe piles are arranged at intervals on two sides of the H-shaped steel support, the lower ends of the steel-pipe piles penetrate through a concrete foundation, 4U-shaped steel plates are welded on the upper portion of each steel-pipe pile at intervals, and a jack is placed on the inner side of each U-shaped steel plate.
Placing the integral node type box type unit of the steel truss arch bridge on the H-shaped steel strut through a crane, and correcting the integral node type box type unit of the steel truss arch bridge through a jack; the position and the number of the jacks are dynamically adjusted according to the height or the line shape and the correction condition of the integral node type box type unit of the steel truss arch bridge.
The H-shaped steel support is reinforced through connecting and supporting.
And the steel pipe piles are fixed through connecting steel bars.
The utility model has the advantages that:
1. the utility model discloses platform device is corrected to steel purlin arch bridge box unit processing is simple, and construction speed is fast, and is with low costs.
2. The utility model discloses the site operation adopts artifical and mechanical cooperation installation, and the construction speed is fast, has improved work efficiency greatly, can effectual assurance construction period.
3. The utility model discloses the whole node formula box unit of steel purlin arched bridge passes through the jack and carries out the multiple spot and correct, and the jack is placed on steel purlin arched bridge box unit correction platform device, and jack repeatedly usable has reduced construction cost.
Drawings
FIG. 1 is a schematic diagram of a cross-sectional layout of a box type unit straightening platform of a steel truss arch bridge;
fig. 2 is a schematic diagram of the longitudinal vertical plane arrangement of the box type unit straightening platform of the steel truss arch bridge.
Detailed Description
The invention will be further described with reference to the following embodiments, wherein the conventional construction methods such as member hoisting, foundation construction, etc. are not described in detail. The following examples are set forth merely to aid in the understanding of the invention. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
As shown in fig. 1 and 2, the steel truss arch bridge box type unit straightening platform device comprises: the concrete bridge comprises a concrete foundation 1, a steel bottom plate 2, a steel truss arch bridge integral node box type unit 3, a jack 4, a U-shaped laying steel plate 5, a steel base plate 6, a connecting steel bar 7, a connecting support 8, a steel pipe column 9 and an H-shaped steel strut 10; the integral node type box type unit 3 of the steel truss arch bridge is subjected to multi-point correction through a jack 4, and the jack 4 is placed on a steel truss arch bridge box type unit correction platform device.
The box type unit rectification platform of the steel truss arch bridge adopts a concrete foundation 1, a steel bottom plate 2 is placed on the upper portion of the concrete foundation 1, H-shaped steel pillars 10 are welded on the steel bottom plate 2 at intervals, the H-shaped steel pillars 10 are arranged at intervals and are reinforced through connecting supports 8, and steel base plates 6 are welded on the upper portions of the H-shaped steel pillars 10; the steel pipe piles 9 penetrate through the concrete foundation 1 and are arranged on two sides of the H-shaped steel support column 10 at intervals, and the steel pipe piles 9 are fixed through connecting steel bars 7; 4U-shaped steel placing plates 5 are welded at the upper part of the steel pipe pile 9 at intervals, and a jack 4 is placed in each U-shaped steel placing plate 5; the integral node type box type unit 3 of the steel truss arch bridge is placed on the H-shaped steel strut 10 through a crane, and the integral node type box type unit 3 of the steel truss arch bridge is corrected through the jack 4. The position and the number of the jacks can be dynamically adjusted according to the height or the line shape of the integral node type box type unit 3 of the steel truss arch bridge and the correction condition.
Claims (4)
1. The utility model provides a platform device is corrected to steel purlin arched bridge box unit which characterized in that: the concrete foundation comprises a concrete foundation, wherein a steel bottom plate is arranged on the top surface of the concrete foundation, H-shaped steel pillars are welded on the steel bottom plate at intervals, and steel backing plates are welded at the top ends of the H-shaped steel pillars; a plurality of steel-pipe piles are arranged at intervals on two sides of the H-shaped steel support, the lower ends of the steel-pipe piles penetrate through a concrete foundation, 4U-shaped steel plates are welded on the upper portion of each steel-pipe pile at intervals, and a jack is placed on the inner side of each U-shaped steel plate.
2. The box-type unit straightening platform device for the steel truss arch bridge according to claim 1, wherein: placing the integral node type box type unit of the steel truss arch bridge on the H-shaped steel strut through a crane, and correcting the integral node type box type unit of the steel truss arch bridge through a jack; the position and the number of the jacks are dynamically adjusted according to the height or the line shape and the correction condition of the integral node type box type unit of the steel truss arch bridge.
3. The box-type unit straightening platform device for the steel truss arch bridge according to claim 1, wherein: the H-shaped steel support is reinforced through connecting and supporting.
4. The box-type unit straightening platform device for the steel truss arch bridge according to claim 1, wherein: and the steel pipe piles are fixed through connecting steel bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120555830.6U CN215104725U (en) | 2021-03-18 | 2021-03-18 | Box type unit correcting platform device for steel truss arch bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120555830.6U CN215104725U (en) | 2021-03-18 | 2021-03-18 | Box type unit correcting platform device for steel truss arch bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215104725U true CN215104725U (en) | 2021-12-10 |
Family
ID=79343731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120555830.6U Active CN215104725U (en) | 2021-03-18 | 2021-03-18 | Box type unit correcting platform device for steel truss arch bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215104725U (en) |
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2021
- 2021-03-18 CN CN202120555830.6U patent/CN215104725U/en active Active
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