CN213538683U - Flow blocking structure of river-crossing gantry crane foundation pile - Google Patents
Flow blocking structure of river-crossing gantry crane foundation pile Download PDFInfo
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- CN213538683U CN213538683U CN202022005899.XU CN202022005899U CN213538683U CN 213538683 U CN213538683 U CN 213538683U CN 202022005899 U CN202022005899 U CN 202022005899U CN 213538683 U CN213538683 U CN 213538683U
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Abstract
The utility model relates to a road bridge construction technology, concretely relates to stride river portal crane foundation pile's fender stream structure, erect the stake including the drainage that sets up in the foundation pile the place ahead of interim landing stage support column, drainage erects stake and foundation pile roughly parallel arrangement, even there is the water conservancy diversion support between drainage erects stake and the foundation pile, the water conservancy diversion support is including dividing the cross connection frame, divide the cross connection frame to include two transverse connection pole, two transverse connection pole tip link to each other, make the reposition of redundant personnel cross connection frame form V-arrangement structure with two adjacent foundation piles respectively, are equipped with a plurality of parallel arrangement's reposition of redundant personnel cross connection frame on drainage erects the stake. This structure of keeping off a current can reduce rivers and wash away the foundation pile directly, guarantees the stability of foundation pile, guarantees portal crane slip precision and improves the river-crossing bridge construction precision.
Description
Technical Field
The utility model relates to a road bridge construction technology, especially a keep off structure of river portal crane foundation pile strides.
Background
The river bridge construction is still to the difficult problem that needs to overcome to modern road bridge construction, needs to carry out the bridge floor at present river bridge of striding and widen or maintain the construction, to the great occasion of river course width, adopts traditional construction means, hardly accomplishes the construction in the short time, and when carrying out the construction on the basis of current bridge, need guarantee that the bridge floor normally passes, has increased the construction degree of difficulty more.
As shown in figure 1, a novel construction scheme is designed, a gantry crane is erected above a bridge body 3, hoisting construction is carried out through a hanging device on a gantry crane gantry 1, construction difficulty can be reduced, construction efficiency can be improved, and interference on normal passing of an existing bridge floor is reduced. In the scheme, a gantry crane gantry 1 is supported by gantry supporting legs 4, a track for the gantry supporting legs to slide and a box girder 5 for arranging the track are arranged below the gantry supporting legs 4, and a temporary trestle support column 6 arranged on an underwater concrete base 7 is arranged below the box girder 5.
Due to the particularity of the bridge span, the foundation piles of the temporary trestle support columns bear the portal crane and the large weight of the portal crane, and meanwhile, the influence of water flow on the foundation piles needs to be considered in a key mode, so that the movement precision of the slide rails of the portal crane on the temporary trestle is guaranteed, the construction precision of the bridge span is improved, and the construction safety is guaranteed.
SUMMERY OF THE UTILITY MODEL
The invention of the utility model aims to: the structure is characterized in that a portal crane is adopted to carry out river-crossing bridge construction, temporary trestles with portal crane sliding rails are required to be arranged on two sides of a river-crossing bridge, stability of foundation columns is guaranteed when the temporary trestles face river channels with large water flows, and the technical problems of guaranteeing sliding accuracy of the portal crane and improving construction accuracy of the river-crossing bridge are solved.
In order to realize the purpose, the utility model discloses a technical scheme be:
the utility model provides a stride structure of class of keeping off of river portal crane foundation pile, is including setting up the drainage vertical pile in the foundation pile the place ahead of interim landing stage support column, drainage vertical pile and foundation pile roughly parallel arrangement, even there is the water conservancy diversion support between drainage vertical pile and the foundation pile, the water conservancy diversion support is including reposition of redundant personnel transverse connection frame, reposition of redundant personnel transverse connection frame includes two transverse connection poles, and two transverse connection pole tip link to each other with two adjacent foundation piles respectively, make reposition of redundant personnel transverse connection frame form V-arrangement structure, are equipped with a plurality of parallel arrangement's reposition of redundant personnel transverse connection frame on drainage vertical pile.
This keep off a class structure sets up drainage vertical pile in foundation pile the place ahead, sets up the water conservancy diversion support between drainage vertical pile and foundation pile to utilize reposition of redundant personnel transverse connection frame to form the V-arrangement structure, correspond to the realization after setting up with the rivers direction and shunt rivers, reduce rivers and directly erode the foundation pile, guarantee the stability of foundation pile, guarantee portal crane slip precision and improve and stride river bridge construction precision.
As the utility model discloses an optimal scheme, every interim landing stage support column includes four foundation piles to be equipped with the support column transverse connection frame of connecting four foundation piles, and be equipped with a plurality of parallel arrangement's support column transverse connection frame on every foundation pile of group, reposition of redundant personnel transverse connection frame corresponds the setting with support column transverse connection frame, constitutes the triangle-shaped structure. A triangular structure is formed by the shunting transverse connecting frame and one supporting rod in the supporting column transverse connecting frame, and the stability of the flow blocking structure is favorably kept.
As the utility model discloses a preferred scheme all links between two adjacent reposition of redundant personnel transverse connection framves and has the reposition of redundant personnel to connect the down tube. The diversion connection inclined rod is arranged to reinforce the whole diversion support, so that the structural stability of the diversion support is improved, and the diversion support is suitable for long-term washing of water flow in a river channel.
As the utility model discloses an optimal scheme even has the foundation pile to connect the down tube between two adjacent support column transverse connection framves.
As the utility model discloses an optimal scheme, be equipped with the water conservancy diversion on the water conservancy diversion support and dash and brush the board, the water conservancy diversion is dashed and is brushed the board and link to each other with a plurality of reposition of redundant personnel transverse connection framves, becomes the V-arrangement structure. The water conservancy diversion washing board of laminating on the water conservancy diversion support forms V-arrangement structure to correspond with the rivers direction, can shunt rivers, reduce rivers and directly erode interim landing stage support column, realize the effect of keeping off a class.
As the preferred scheme of the utility model, water conservancy diversion is towards the brush board and is linked to each other with reposition of redundant personnel transverse connection frame welding. The diversion scouring plate is firmly connected with the diversion transverse connecting frame in a welding mode, and the flow blocking effect of the flow blocking structure on the foundation pile of the gantry crane during construction is guaranteed.
As the utility model discloses an optimal scheme, the water conservancy diversion erodees the board setting and is leaning on the position on drainage vertical pile upper portion, makes the water conservancy diversion erode the board highly roughly the same with the daily water level in river course, the highest height that the water conservancy diversion erodees the board roughly the same with the biggest flood water level in river course. The lowest end of the scouring plate is the same as the daily water level of the river, and the highest end of the scouring plate corresponds to the maximum flood water level of the river, so that the scouring plate can resist the abnormal situation of the flood of the river and strengthen the flow blocking function.
As the utility model discloses an optimal scheme, still even there is lower location connection crossbearer between drainage vertical pile and the interim landing stage support column, the location connection crossbearer is located all reposition of redundant personnel transverse connection frame below down. The whole flow blocking structure is reinforced by the lower positioning connecting cross frame.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. according to the flow blocking structure, the drainage vertical pile is arranged in front of the foundation pile, the flow guide support is arranged between the drainage vertical pile and the foundation pile, the diversion transverse connecting frame is utilized to form a V-shaped structure, water flow diversion is realized after the diversion transverse connecting frame is arranged corresponding to the water flow direction, direct scouring of water flow to the foundation pile is reduced, the stability of the foundation pile is ensured, the sliding precision of a gantry crane is ensured, and the construction precision of a river-crossing bridge is improved;
2. the diversion transverse connecting frame and one support rod in the support column transverse connecting frame form a triangular structure, so that the stability of the flow blocking structure is favorably kept;
3. the water conservancy diversion washing board of laminating on the water conservancy diversion support forms V-arrangement structure to correspond with the rivers direction, can shunt rivers, reduce rivers and directly erode interim landing stage support column, realize the effect of keeping off a class.
Drawings
Fig. 1 is a schematic structural diagram of a gantry crane for river-crossing bridge construction.
Fig. 2 is the structure schematic diagram of the flow blocking structure of the river-crossing gantry crane foundation pile of the utility model.
Fig. 3 is a perspective view of a flow blocking structure of a foundation pile of the river-crossing gantry crane in the embodiment.
Fig. 4 is a schematic view of a flow blocking structure of a foundation pile of a cross-river gantry crane with a flow guiding flushing plate in the embodiment.
The labels in the figure are: the method comprises the following steps of 1-gantry crane portal frame, 2-hanging device, 3-river-crossing bridge body, 4-portal support legs, 5-box girder, 6-temporary trestle support pile, 7-concrete base layer, 8-box girder cushion block, 9-support column transverse connecting frame, 10-support column diagonal draw bar, 11-diversion transverse connecting frame, 12-drainage vertical pile, 13-diversion connecting inclined rod, 14-diversion scouring plate and 15-lower positioning connecting transverse frame.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Example 1
As shown in fig. 1 to 4, the structure of keeping off a current of river portal crane foundation pile strides of this embodiment, including setting up drainage vertical pile 12 in the foundation pile the place ahead of interim landing stage support column 6, drainage vertical pile 12 is roughly parallel to each other with the foundation pile and arranges, even there is the water conservancy diversion support between drainage vertical pile 12 and the foundation pile, the water conservancy diversion support is including dividing horizontal connection frame 11, reposition of redundant personnel horizontal connection frame 11 includes two transverse connection pole, and two transverse connection pole tip link to each other with two adjacent foundation piles respectively, make and divide the horizontal connection frame and form the V-arrangement structure, are equipped with a plurality of parallel arrangement's reposition of redundant personnel horizontal connection frame 11 on drainage vertical pile 12.
The fender structure of this embodiment sets up drainage vertical pile in foundation pile the place ahead, sets up the water conservancy diversion support between drainage vertical pile and foundation pile to utilize reposition of redundant personnel transverse connection frame to form the V-arrangement structure, correspond to the realization after setting up with the rivers direction and shunt rivers, reduce rivers and directly erode the foundation pile, guarantee the stability of foundation pile, guarantee portal crane slip precision and improve and stride river bridge construction precision.
Example 2
As shown in fig. 1 to 4, according to the flow blocking structure of the foundation piles of the river-crossing gantry crane described in embodiment 1, each of the temporary trestle support columns 6 in this embodiment includes four foundation piles, and is provided with support column transverse connection frames 9 for connecting the four foundation piles, and each group of foundation piles is provided with a plurality of support column transverse connection frames 9 arranged in parallel, and the diversion transverse connection frames 11 and the support column transverse connection frames 9 are correspondingly arranged to form a triangular structure. A triangular structure is formed by the shunting transverse connecting frame and one supporting rod in the supporting column transverse connecting frame, and the stability of the flow blocking structure is favorably kept.
Example 3
As shown in fig. 1 to 4, according to the flow blocking structure of the foundation pile of the gantry crane across the river described in embodiment 1 or embodiment 2, in this embodiment, a diversion connection diagonal rod 13 is connected between two adjacent diversion transverse connection frames 11. The diversion connection inclined rod is arranged to reinforce the whole diversion support, so that the structural stability of the diversion support is improved, and the diversion support is suitable for long-term washing of water flow in a river channel.
Further, a foundation pile connecting inclined rod is connected between every two adjacent supporting column transverse connecting frames 9.
Example 4
As shown in fig. 1 to 4, according to the flow blocking structure of a foundation pile of a gantry crane across a river according to one of embodiments 1 to 3, a flow guide flushing plate 14 is disposed on the flow guide bracket of this embodiment, and the flow guide flushing plate 14 is connected to a plurality of flow dividing transverse connecting frames 11 to form a V-shaped structure. The water conservancy diversion washing board of laminating on the water conservancy diversion support forms V-arrangement structure to correspond with the rivers direction, can shunt rivers, reduce rivers and directly erode interim landing stage support column, realize the effect of keeping off a class.
Further, the diversion flushing plate 14 is connected with the diversion transverse connecting frame 11 in a welding mode. The diversion scouring plate is firmly connected with the diversion transverse connecting frame in a welding mode, and the flow blocking effect of the flow blocking structure on the foundation pile of the gantry crane during construction is guaranteed.
In this embodiment, the diversion flushing plate 14 is disposed near the upper portion of the diversion vertical pile 12, so that the height of the lowest end of the diversion flushing plate 14 is approximately the same as the daily water level of the river channel, and the height of the highest diversion flushing plate 14 is approximately the same as the maximum flood level of the river channel. The lowest end of the scouring plate is the same as the daily water level of the river, and the highest end of the scouring plate corresponds to the maximum flood water level of the river, so that the scouring plate can resist the abnormal situation of the flood of the river and strengthen the flow blocking function.
Furthermore, a lower positioning connecting cross frame 15 is connected between the drainage vertical pile 12 and the temporary trestle support column 6, and the lower positioning connecting cross frame 15 is positioned below all the shunting transverse connecting frames 11. The whole flow blocking structure is reinforced by the lower positioning connecting cross frame.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The utility model provides a stride structure of class of keeping off of river portal crane foundation pile, its characterized in that, including setting up the drainage vertical pile in the foundation pile the place ahead of interim landing stage support column, drainage vertical pile and foundation pile roughly parallel arrangement, even there is the water conservancy diversion support between drainage vertical pile and the foundation pile, the water conservancy diversion support is including reposition of redundant personnel transverse connection frame, reposition of redundant personnel transverse connection frame includes two transverse connection poles, and two transverse connection pole tip link to each other with two adjacent foundation piles respectively, make reposition of redundant personnel transverse connection frame form V-arrangement structure, are equipped with a plurality of parallel arrangement's reposition of redundant personnel transverse connection frame on drainage vertical pile.
2. The flow blocking structure for foundation piles of a river-crossing gantry crane according to claim 1, wherein each temporary trestle support column comprises four foundation piles, and a support column transverse connecting frame for connecting the four foundation piles is provided, and a plurality of support column transverse connecting frames arranged in parallel are provided on each group of foundation piles, and the flow dividing transverse connecting frames are arranged corresponding to the support column transverse connecting frames to form a triangular structure.
3. The flow blocking structure of the foundation pile of the river-crossing gantry crane according to claim 2, wherein a shunt connection diagonal rod is connected between two adjacent shunt transverse connection frames.
4. The flow blocking structure of the foundation pile of the river-crossing gantry crane according to claim 3, wherein a foundation pile connecting diagonal rod is connected between two adjacent supporting column transverse connecting frames.
5. The flow blocking structure of the foundation pile of the river-crossing gantry crane according to any one of claims 1 to 4, wherein a flow guiding flushing plate is arranged on the flow guiding support, and the flow guiding flushing plate is connected with the plurality of flow dividing transverse connecting frames to form a V-shaped structure.
6. The flow blocking structure of the foundation pile of the river-crossing gantry crane according to claim 5, wherein the flow guiding flushing plate is welded with the flow dividing transverse connecting frame.
7. The flow blocking structure of a foundation pile of a cross-river gantry crane according to claim 6, wherein the flow guiding scouring plate is arranged close to the upper part of the flow guiding vertical pile, so that the height of the lowest end of the flow guiding scouring plate is approximately the same as the daily water level of a river channel, and the height of the highest height of the flow guiding scouring plate is approximately the same as the maximum flood level of the river channel.
8. The flow blocking structure of the foundation pile of the river-crossing gantry crane according to claim 7, wherein a lower positioning connecting cross frame is further connected between the drainage vertical pile and the temporary trestle support column, and the lower positioning connecting cross frame is located below all the diversion cross frames.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022005899.XU CN213538683U (en) | 2020-09-15 | 2020-09-15 | Flow blocking structure of river-crossing gantry crane foundation pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022005899.XU CN213538683U (en) | 2020-09-15 | 2020-09-15 | Flow blocking structure of river-crossing gantry crane foundation pile |
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| CN213538683U true CN213538683U (en) | 2021-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022005899.XU Active CN213538683U (en) | 2020-09-15 | 2020-09-15 | Flow blocking structure of river-crossing gantry crane foundation pile |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115094941A (en) * | 2022-05-26 | 2022-09-23 | 国网河南省电力公司南阳供电公司 | Iron tower foundation structure suitable for river scouring zone |
-
2020
- 2020-09-15 CN CN202022005899.XU patent/CN213538683U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115094941A (en) * | 2022-05-26 | 2022-09-23 | 国网河南省电力公司南阳供电公司 | Iron tower foundation structure suitable for river scouring zone |
| CN115094941B (en) * | 2022-05-26 | 2024-07-30 | 国网河南省电力公司南阳供电公司 | Iron tower foundation structure suitable for river washout zone |
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