CN219951707U - Overpass construction temporary supporting structure free of underbridge support - Google Patents
Overpass construction temporary supporting structure free of underbridge support Download PDFInfo
- Publication number
- CN219951707U CN219951707U CN202321144817.7U CN202321144817U CN219951707U CN 219951707 U CN219951707 U CN 219951707U CN 202321144817 U CN202321144817 U CN 202321144817U CN 219951707 U CN219951707 U CN 219951707U
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- CN
- China
- Prior art keywords
- stiffening plate
- roof beam
- box girder
- case roof
- underbridge
- Prior art date
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- 238000010276 construction Methods 0.000 title claims abstract description 10
- 230000006978 adaptation Effects 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses an overpass construction temporary support structure free of underbridge support, which comprises a tower column, a first stiffening plate, a second stiffening plate and a connecting piece, wherein two ends of the first box girder are respectively erected at the top end of a pier, a first lap joint bayonet is formed in the top surface of the end part of the first box girder, two ends of the first box girder are respectively provided with a group of second box girders, one end of the second box girder is erected at the top end of a pier, a second lap joint bayonet matched with the first lap joint bayonet is formed in the bottom surface of the other end of the second box girder, the tower column is fixedly arranged on the top surface of the end part of the first box girder, a plurality of first stiffening plates are respectively fixedly arranged on the top surfaces of the first box girder and the second box girder along the extending direction of the box girder, one of the second stiffening plates is respectively fixedly arranged on the two side surfaces of the top end of the tower column, and two ends of the connecting piece are respectively connected with the first stiffening plates and the second stiffening plates.
Description
Technical Field
The utility model relates to the technical field of bridge construction, in particular to a temporary supporting structure for constructing an overpass without underbridge supporting.
Background
In the process of overpass construction, a temporary bottom supporting structure is usually arranged on a road to support the bottom of a box girder of the overpass, so that the overall performance of the overpass during construction is improved, but the bottom supporting structure occupies road space or the road is in a segmented state, the traffic of the road is influenced, and temporary traffic guiding and changing are needed.
Disclosure of Invention
The utility model aims to provide a temporary supporting structure for constructing an overpass without underbridge support, which is used for solving the problems.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a temporary supporting structure is built to overpass that bridge under-free supported, includes the column, first stiffening plate, second stiffening plate and connecting piece, and the top at a pier is set up respectively at the both ends of first case roof beam, and the top surface of the tip of first case roof beam has been seted up first overlap joint bayonet socket, and the both ends of first case roof beam are provided with a set of second case roof beam respectively, and the top at a pier is set up to the one end of second case roof beam, the bottom surface of the other end set up with the second overlap joint bayonet socket of first overlap joint bayonet socket adaptation, the column is fixed to be set up at the tip top surface of first case roof beam, the top surface of first case roof beam and second case roof beam and along the extending direction of case roof beam fixedly respectively be provided with a plurality of first stiffening plates, the top both sides face of column is fixed respectively and is provided with one the second stiffening plate, the both ends of connecting piece respectively with first stiffening plate and second stiffening plate are connected.
Preferably, the connecting piece adopts a guy rope or a hanging rod.
Preferably, the first stiffening plate is provided with a first connecting hole, the second stiffening plate is provided with a plurality of second connecting holes corresponding to the first connecting holes along the vertical direction, two ends of the connecting piece are respectively provided with a fixing hole, and the two fixing holes are detachably connected with the first connecting holes and the second connecting holes through a bolt assembly respectively.
Preferably, the first stiffening plate and the second stiffening plate both adopt triangular structures.
After the technical scheme is adopted, compared with the background technology, the utility model has the following advantages:
the utility model provides a temporary supporting structure for constructing an overpass without underbridge support, which is characterized in that a tower column is arranged at the end part of a first box girder constructed for the first time, two ends of second box girders at two subsequent sides are respectively erected on a pier and the first box girder, a first stiffening plate on the first box girder and the second box girder is connected with a second stiffening plate on the tower column through connecting pieces, the box girders constructed for each time are sequentially operated, and the box girders constructed for each time are connected into a whole, so that the structural strength of the whole overpass plate ladder has a reinforcing effect, temporary reinforcing connection is performed from the top, the space below the overpass is not occupied, temporary traffic guiding is not needed, vehicles can keep smooth passing, and the construction cost of the overpass is saved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is an enlarged view of a portion of the present utility model.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
It should be noted that, in the present utility model, terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are all based on the orientation or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element of the present utility model must have a specific orientation, and thus should not be construed as limiting the present utility model.
Examples
Referring to fig. 1 and 2, the utility model discloses a temporary supporting structure for constructing an overpass without underbridge support, which comprises a tower column 1, a first stiffening plate 2, a second stiffening plate 3 and a connecting piece 4, wherein two ends of the first box girder 5 are respectively erected at the top end of a bridge pier 6, a first lap joint bayonet 51 is formed in the top surface of the end part of the first box girder 5, a group of second box girders 7 are respectively arranged at two ends of the first box girder 5, one end of the second box girder 7 is erected at the top end of a bridge pier 6, a second lap joint bayonet 71 matched with the first lap joint bayonet 51 is formed in the bottom surface of the other end, the tower column 1 is fixedly arranged on the top surfaces of the end parts of the first box girder 5, the top surfaces of the first box girder 5 and the second box girder 7 are respectively fixedly provided with a plurality of first stiffening plates 2 along the extending direction of the box girder, two side surfaces of the top end of the tower column 1 are respectively fixedly provided with a second stiffening plate 3, and two ends of the connecting piece 4 are respectively connected with the first stiffening plate 2 and the second stiffening plate 3.
The connecting piece 4 adopts a guy rope or a suspender. The inhaul cable can be a steel strand or a steel wire bundle, and the suspender can be a steel pipe.
The first stiffening plate 2 is provided with a first connecting hole 21, the second stiffening plate 3 is provided with a plurality of second connecting holes 31 corresponding to the first connecting hole 21 along the vertical direction, two ends of the connecting piece 4 are respectively provided with a fixing hole, and the two fixing holes are detachably connected with the first connecting hole 21 and the second connecting hole 31 through a bolt assembly.
The first stiffening plate 2 and the second stiffening plate 3 are both in triangular structures.
If the length of the overpass is too long, a third box girder, a fourth box girder and the like are needed, the second box girder is used as a new first box girder, the third box girder is used as a new second box girder, and then the temporary support structure is repeatedly built according to the steps.
The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope of the claims.
Claims (4)
1. Temporary support structure is built to overpass that exempts from underbridge support, its characterized in that: including tower column, first stiffening plate, second stiffening plate and connecting piece, the both ends of first case roof beam are set up respectively on the top of a pier, and the top surface of the tip of first case roof beam has been seted up first overlap joint bayonet socket, and the both ends of first case roof beam are provided with a set of second case roof beam respectively, and the one end of second case roof beam is set up on the top of a pier, the bottom surface of the other end set up with the second overlap joint bayonet socket of first overlap joint bayonet socket adaptation, the tower column is fixed to be set up at the tip top surface of first case roof beam, the top surface of first case roof beam and second case roof beam and along the extending direction of case roof beam respectively fixed a plurality of first stiffening plate that is provided with respectively, the top both sides face of tower column is fixed respectively and is provided with one the second stiffening plate, the both ends of connecting piece respectively with first stiffening plate and second stiffening plate are connected.
2. An underbridge supported overpass construction temporary support structure as claimed in claim 1, wherein: the connecting piece adopts a guy cable or a suspender.
3. An underbridge supported overpass construction temporary support structure as claimed in claim 1, wherein: the first stiffening plate is provided with a first connecting hole, the second stiffening plate is uniformly provided with a plurality of second connecting holes corresponding to the first connecting holes along the vertical direction, two ends of the connecting piece are respectively provided with a fixing hole, and the two fixing holes are detachably connected with the first connecting holes and the second connecting holes through a bolt assembly respectively.
4. An underbridge supported overpass construction temporary support structure as claimed in claim 1, wherein: the first stiffening plate and the second stiffening plate are both in triangular structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321144817.7U CN219951707U (en) | 2023-05-12 | 2023-05-12 | Overpass construction temporary supporting structure free of underbridge support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321144817.7U CN219951707U (en) | 2023-05-12 | 2023-05-12 | Overpass construction temporary supporting structure free of underbridge support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219951707U true CN219951707U (en) | 2023-11-03 |
Family
ID=88543743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321144817.7U Active CN219951707U (en) | 2023-05-12 | 2023-05-12 | Overpass construction temporary supporting structure free of underbridge support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219951707U (en) |
-
2023
- 2023-05-12 CN CN202321144817.7U patent/CN219951707U/en active Active
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