CN221255237U - Quick mounting structure of steel construction bridge support - Google Patents
Quick mounting structure of steel construction bridge supportInfo
- Publication number
- CN221255237U CN221255237U CN202323185964.1U CN202323185964U CN221255237U CN 221255237 U CN221255237 U CN 221255237U CN 202323185964 U CN202323185964 U CN 202323185964U CN 221255237 U CN221255237 U CN 221255237U
- Authority
- CN
- China
- Prior art keywords
- steel pipe
- water
- pipe pile
- connecting cover
- water steel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 76
- 239000010959 steel Substances 0.000 title claims abstract description 76
- 238000010276 construction Methods 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 68
- 238000009434 installation Methods 0.000 claims abstract description 13
- 238000005452 bending Methods 0.000 claims abstract description 11
- 238000007667 floating Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 230000008520 organization Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Abstract
The utility model belongs to the technical field of steel structure bridge construction, and discloses a steel structure bridge support rapid installation structure which comprises a top integral support, a connecting cover plate, an adjusting bracket and an adjusting jack. The top integral bracket comprises a spandrel girder and four vertical water steel pipe piles; the four connecting cover plates are used for connecting the water steel pipe pile and the water steel pipe pile, and the top surfaces of the connecting cover plates are symmetrically provided with a pair of limiting stiffening plates; the adjusting bracket is connected to the side surface of the bottom end of the water steel pipe pile, and the far pile end of the adjusting bracket is provided with a downward bending section; the adjusting jack is horizontal, and the base of the adjusting jack is arranged on the inner side surface of the bending section. When the utility model works, the water steel pipe pile is roughly positioned in the longitudinal direction by the limiting stiffening plate, then the water steel pipe pile and the water steel pipe pile are aligned finally by adjusting the jack to accurately position in the transverse direction, the problems of slow positioning and low work efficiency of the floating crane are solved, the water construction risk is reduced, the construction efficiency is improved, and the construction production cost is saved.
Description
Technical Field
The utility model belongs to the technical field of steel structure bridge construction, and particularly relates to a rapid installation structure of a steel structure bridge support.
Background
With the continuous development of bridge structural forms, the span and the height of the bridge are greatly improved, and the steel structure bridge has the advantages of light weight and high strength and is widely applied to engineering projects such as river crossing, valley crossing and the like. In the construction process of the steel structure bridge, the main structure installation needs to be completed by means of the large temporary support, the temporary support is long in construction period, and particularly the construction progress is slow due to the influence of construction environment and equipment factors on the water support, so that the installation and construction progress of the steel structure bridge is restricted to a certain extent. The underwater support mainly comprises steel pipe piles, parallel joints, inclined struts and bearing beams, wherein the parallel joints and the inclined struts are positioned above the water surface, the number of the parallel joints and the inclined struts is large, the underwater support is constructed mostly by adopting an on-site assembly method, and the floating crane is used for hoisting and matching with all components to be assembled and connected.
The parts of the components above the water surface of the large temporary underwater bracket are more in sections, light in weight and more in hoisting times. The inland floating crane basically adopts a fixed type, the moving and positioning of the inland floating crane mainly realizes the movement of a ship by winding and unwinding steel ropes through the mutual matching of a winch and an anchor, the positioning speed is slow, the time consumption is long, the hoisting efficiency is low, the support construction progress is seriously restricted, the occupied time of large equipment is long, the equipment use cost is increased, the operation is carried out on water for a long time, the difficulty of construction organization is large, and the safety risk is high.
Disclosure of utility model
In order to overcome the technical problems, the utility model provides a rapid installation structure of a steel structure bridge support, which is convenient for positioning and installing a water part of the support.
The utility model adopts the following technical scheme:
A steel structure bridge support quick installation structure, comprising: the top integral support is connected with the cover plate, the adjusting bracket and the adjusting jack. The top integral support comprises a spandrel girder and four vertical water steel pipe piles, the four water steel pipe piles are fixedly connected with each other through parallel connection and diagonal bracing, and the bottoms of the four water steel pipe piles are cut horizontally and have the same height; the connecting cover plates are round, the four connecting cover plates are used for connecting the water steel pipe pile and the water steel pipe pile, and the top surfaces of the connecting cover plates, which are used for being connected with the water steel pipe pile, are symmetrically provided with a pair of limiting stiffening plates; the adjusting bracket is connected to the side surface of the bottom end of the water steel pipe pile, the far pile end of the adjusting bracket is provided with a downward bending section, and when the water steel pipe pile is placed above the connecting cover plate, the bending section is equal to the connecting cover plate in height; the adjusting jack is horizontal, and the base of the adjusting jack is arranged on the inner side face of the bending section.
Preferably, the bottom surface of the connecting cover plate, which is used for being connected with the underwater steel pipe pile, is provided with a lower stiffening plate.
Preferably, the thickness of the connecting cover plate is not less than 16mm, and the thicknesses of the limiting stiffening plate and the lower stiffening plate are not less than 12mm.
Preferably, the clear distance of each pair of limiting stiffening plates is 5mm larger than the diameter of the water steel pipe pile.
Preferably, the diameter of the connecting cover plate is 20-25cm larger than that of the steel pipe pile in water.
Compared with the prior art, the utility model has the beneficial effects that:
The bracket above the water surface is integrally installed by adopting an assembled structure, the positioning speed is high, the installation accuracy is high, the water steel pipe pile and the water steel pipe pile are connected by utilizing the connecting cover plate, the side surface of the bottom end of the water steel pipe pile is provided with the adjusting bracket and the adjusting jack, the top surface of the connecting cover plate is provided with the limiting stiffening plate, after the water steel pipe pile is placed on the connecting cover plate, the water steel pipe pile is limited in the longitudinal direction by the limiting stiffening plate, then, the position of the jack is adjusted in the transverse direction, the water steel pipe pile and the water steel pipe pile are finally aligned, the problems of slow positioning and low work efficiency of the floating crane are solved, the water construction organization is facilitated, the safety risk brought by the water construction is reduced, the construction efficiency of the water bracket is improved, the construction time of the water equipment is shortened, the construction period of the bracket is shortened, and the construction production cost is saved.
Drawings
FIG. 1 is a schematic view of the overall utility model (during lifting);
FIG. 2 is a view at A in FIG. 1;
Fig. 3 is a side view (during positioning) of fig. 2.
Reference numerals illustrate:
1, a top integral bracket; 2, connecting a cover plate; 3, water steel pipe piles; 4, adjusting the bracket; 5, limiting stiffening plates; 6, lower stiffening plates; 7, adjusting the jack.
Detailed Description
Embodiments of the present utility model will be described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout, and wherein the raw materials and equipment employed, unless otherwise specified, are commercially available or commonly used in the art, and wherein the methods of the embodiments, unless otherwise specified, are conventional in the art. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
A steel structure bridge support quick installation structure, comprising: the top integral bracket 1, the connecting cover plate 2 with the thickness not smaller than 16mm, the adjusting bracket 4 and the adjusting jack 7. The top integral bracket 1 comprises a spandrel girder and four vertical water steel pipe piles 3, wherein the four water steel pipe piles 3 are fixedly connected with each other through parallel connection and diagonal bracing, and the bottoms of the four water steel pipe piles 3 are cut horizontally and have the same height; the connecting cover plates 2 are circular, and the four connecting cover plates 2 are used for connecting the water steel pipe pile 3 and the water steel pipe pile, and the diameter of the connecting cover plates 2 is 20-25cm larger than that of the water steel pipe pile; the adjusting bracket 4 is connected to the side surface of the bottom end of the water steel pipe pile 3, the far pile end of the adjusting bracket 4 is provided with a downward bending section, and when the water steel pipe pile 3 is placed above the connecting cover plate 2, the bending section is equal to the connecting cover plate 2 in height; adjusting jack 7 level, adjusting jack 7's pedestal mounting is at the medial surface of bending segment, and the top surface symmetry that is used for being connected with steel-pipe pile 3 on water of connecting cover plate 2 sets up a pair of spacing stiffening plate 5, and during the hoist and mount, spacing stiffening plate 5 is perpendicular with adjusting jack 7, coarse positioning to steel-pipe pile 3 on water through spacing stiffening plate 5, further through adjusting jack 7 to steel-pipe pile 3 on water accurate location, the clear distance of every pair of spacing stiffening plate 5 is greater than steel-pipe pile 3 on water's diameter by 5mm, guarantees that steel-pipe pile 3 on water is fixed a position and has sufficient space.
The bottom surface of the connecting cover plate 2, which is used for being connected with the underwater steel pipe pile, is provided with a lower stiffening plate 6 which is used for reinforcing the connection of the connecting cover plate and the underwater steel pipe pile. The thickness of the limit stiffening plate 5 and the lower stiffening plate 6 is not less than 12mm.
Quick mounting structure of steel construction bridge support, when using:
After the pile bottom elevation and penetration degree of the underwater steel pipe pile are met, cutting out the part which is exposed out of the water surface by more than 1.0m, ensuring that all the cuts are positioned on the same horizontal plane, concentrically placing a connecting cover plate 2 on each pile top, welding the connecting cover plate 2 with the underwater steel pipe pile, and reinforcing the connection through a lower stiffening plate 6; the method comprises the steps of selecting a top integral support 1 with the diameter equal to that of a water steel pipe pile 3 and a water steel pipe pile, floating the top integral support 1 to be in place, enabling the bottom end of the water steel pipe pile 3 to be pressed on a connecting cover plate 2, roughly positioning through a limiting stiffening plate 5, adjusting a jack 7 to be perpendicular to the limiting stiffening plate 5, accurately adjusting the position of the water steel pipe pile 3 by utilizing the adjusting jack 7, adjusting the water steel pipe pile to be in the same axis with the water steel pipe pile, then welding the bottom of the water steel pipe pile 3 with the connecting cover plate 2, adding the stiffening plate to finish installation, and removing an adjusting bracket 4 and the adjusting jack 7.
While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many variations, modifications, substitutions and alterations are possible to the above embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (5)
1. Quick mounting structure of steel construction bridge support, its characterized in that includes:
The top integral support comprises a spandrel girder and four vertical water steel pipe piles, wherein the four water steel pipe piles are fixedly connected with each other through parallel connection and diagonal bracing, and the bottoms of the four water steel pipe piles are cut flat and have the same height;
The connecting cover plates are round, the four connecting cover plates are used for connecting the water steel pipe pile and the water steel pipe pile, and the top surfaces of the connecting cover plates, which are used for being connected with the water steel pipe pile, are symmetrically provided with a pair of limiting stiffening plates;
The adjusting bracket is connected to the side surface of the bottom end of the water steel pipe pile, the far pile end of the adjusting bracket is provided with a downward bending section, and when the water steel pipe pile is placed above the connecting cover plate, the bending section is at the same height as the connecting cover plate;
The adjusting jack is horizontal, and the base of the adjusting jack is arranged on the inner side face of the bending section.
2. The rapid installation structure of a steel structure bridge support according to claim 1, wherein a lower stiffening plate is arranged on the bottom surface of the connecting cover plate, wherein the bottom surface is used for being connected with a steel pipe pile in water.
3. The rapid installation structure of the steel structure bridge support according to claim 2, wherein the thickness of the connecting cover plate is not less than 16mm, and the thicknesses of the limiting stiffening plate and the lower stiffening plate are not less than 12mm.
4. The rapid installation structure of a steel structure bridge support according to claim 1, wherein the clear distance between each pair of limiting stiffening plates is 5mm larger than the diameter of the steel pipe pile on water.
5. The rapid installation structure of the steel structure bridge support according to claim 1, wherein the diameter of the connecting cover plate is 20-25cm larger than that of the steel pipe pile in water.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221255237U true CN221255237U (en) | 2024-07-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |