CN208039004U - Suitable for the UHPC prefabricated panel trestles under strong corrosive environment - Google Patents
Suitable for the UHPC prefabricated panel trestles under strong corrosive environment Download PDFInfo
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- CN208039004U CN208039004U CN201820262181.9U CN201820262181U CN208039004U CN 208039004 U CN208039004 U CN 208039004U CN 201820262181 U CN201820262181 U CN 201820262181U CN 208039004 U CN208039004 U CN 208039004U
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- pile foundation
- uhpc
- steel pipe
- trestles
- floorings
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Abstract
The utility model discloses a kind of UHPC prefabricated panel trestles suitable under strong corrosive environment, including：Pile foundation is fixed on supporting course or less vertically；Support bracket, support plate horizontal abutment and the circle of outer wall one for being fixed on the pile foundation；Precast truss frame structure comprising the steel pipe of lower part and the holder on top；Hollow in the lower end of the steel pipe, the lower end of the steel pipe is set in the pile foundation upper end and is against in the support plate of the support bracket, and grouting liquid is full of between the gap between the steel pipe and pile foundation；Steel platform beam, along vertical bridge to being arranged at intervals on the holder；Floorings, level are erected at the upper surface of the steel platform beam.The utility model has many advantages, such as corrosion resistant, short construction period, can be widely applied to trestle technical field of construction.
Description
Technical field
The utility model is related to trestle technical field of construction.More specifically, the utility model is related to one kind being suitable for strong corruption
Lose the UHPC prefabricated panel trestles under environment.
Background technology
In science of bridge building project, temporary trestle bridge is usually set up for convenience of construction, trestle is as transport material, equipment, personnel
And the temporary bridge facility built, it is the basic engineering and controlling work that main bridge construction material supply and traffic waterborne come in and go out
Journey.Based on traditional trestle work structure form generally use inserting piling steel-pipe pile, steel platform beam is set up on welding beam, panel is then adopted
With steel construction face layer or armored concrete prefabricated panel.
During practice of construction, the basis of conventional trestle links bar, distribution beam etc. and often welds at the scene, welding job amount
Greatly, working efficiency is relatively low, and welding quality is difficult to ensure.Lateral blanking is difficult, due to being needed in processing, installation, demolishing process
It is cut repeatedly with oxygen, spillage of material is big, of high cost.The material repeatedly having enough to meet the need will also result in local damage by the welding repeated
Bring security risk.
And for bridge floor, traditional steel bridge surface tends to big burn into deformation, fatigue cracking, damage of mating formation occur
The phenomenon that, surface layer structure scene is laid with and also needs to weld layer by layer, low construction efficiency；From great, situ wet connects reinforced concrete bridge deck
Joint working amount is big, and quality is difficult to ensure, especially in the adverse circumstances construction such as high damp and hot, high salinity, the corrosion failure of face layer
It will aggravate.
The utility model aims to solve the problem that existing temporary construction trestle usually has that adverse circumstances corrosion failure is serious, bridge floor paving
The deficiencies of dress damages, Deformation control difficulty is big, long construction period.
Utility model content
One purpose of the utility model is to provide a kind of corrosion resistant, short construction period suitable under strong corrosive environment
UHPC prefabricated panel trestles.
In order to realize these purposes and other advantages according to the present utility model, a kind of be suitable under strong corrosive environment is provided
UHPC prefabricated panel trestles, including：Pile foundation is fixed on supporting course or less vertically；Support bracket, support plate horizontal abutment
And the outer wall one for being fixed on the pile foundation encloses；Precast truss frame structure comprising the steel pipe of lower part and the holder on top；The steel pipe
Lower end in it is hollow, the lower end of the steel pipe is set in the pile foundation upper end and is against in the support plate of the support bracket, institute
It states and is full of grouting liquid between the gap between steel pipe and pile foundation；Steel platform beam, along vertical bridge to being arranged at intervals on the holder；Bridge
Panel, level are erected at the upper surface of the steel platform beam.
Preferably, the floorings are prefabricated U HPC floorings.
Preferably, it is fixedly connected by multiple vertical U-bolts between the floorings and steel platform beam.
Preferably, the prefabricated U HPC floorings include it is multiple along vertical bridge to segment UHPC floorings, adjacent segment
The upper surface of the junction of UHPC floorings, which is invaginated, forms panel groove, and the bottom surface fitting of the panel groove is provided with steel
Plate, a pair of bolts sequentially passes through downwards steel plate and adjacent segment UHPC floorings fix the two.
Preferably, the lower part of the steel pipe connect and communicates with grout pipe, and the top of the steel pipe is provided with and extraneous phase
Logical dew starches hole.
Preferably, the UHPC prefabricated panel trestles being suitable under strong corrosive environment, further include multiple reinforcing plates；It is multiple
The reinforcing plate is welded on the outer wall of pile foundation along the axis direction of pile foundation；Multiple horizontal perforations are evenly arranged in the reinforcing plate
Grout hole.
The utility model includes at least following advantageous effect：
UHPC prefabricated panel trestles provided by the utility model suitable under strong corrosive environment use the sky in support construction
Between steel pipe truss structures and corrosion resistant novel UHPC panel systems, adopted between the steel pipe and pile foundation of the lower part of precast truss frame structure
Connected with grouting liquid, structure can precast assembly, the step of eliminating site welding, the assembled process of entire trestle it is simple and convenient and
Fast, and floorings can resist the corrosion such as villaumite using novel UHPC high-performance panels material, and UHPC panels can expire
Sufficient trestle rapid construction simultaneously can meet the requirement under severe environmental conditions；This kind of assembling method can meet adverse circumstances item
Part, but energy rapid construction, environment-friendly high-efficiency are with good economic efficiency.
Part is illustrated to embody by the further advantage, target and feature of the utility model by following, and part will also pass through
Research and practice to the utility model and be understood by the person skilled in the art.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the connection relationship diagram of pile foundation described in the utility model and steel pipe；
Fig. 3 is the connection relationship diagram of floorings described in the utility model and steel platform beam；
Fig. 4 is the connection relationship diagram of the junction of adjacent segment UHPC floorings described in the utility model；
Fig. 5 is pile foundation described in the utility model and reinforcing plate annexation figure.
Specific implementation mode
The following describes the utility model in further detail with reference to the accompanying drawings, to enable those skilled in the art with reference to explanation
Book word can be implemented according to this.
In the description of the present invention, term " transverse direction ", " longitudinal direction ", "upper", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "top", "bottom", "inner", "outside" be orientation based on ... shown in the drawings or
Position relationship is merely for convenience of describing the present invention and simplifying the description, and is not the device or member of instruction or hint meaning
Part must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.
As shown in Figs. 1-5, the utility model provides a kind of UHPC prefabricated panel trestles suitable under strong corrosive environment, packet
It includes：Pile foundation 1, is fixed on supporting course or less vertically；Bracket 2 is supported, support plate horizontal abutment and is fixed on the pile foundation 1
Outer wall one encloses；Precast truss frame structure comprising the steel pipe 4 of lower part and the holder 3 on top；It is hollow in the lower end of the steel pipe 4, institute
The lower end for stating steel pipe 4 is set in 1 upper end of the pile foundation and is against in the support plate of the support bracket 2, the steel pipe 4 and pile foundation
Grouting liquid 14 is full of between gap between 1；Steel platform beam 5, along vertical bridge to being arranged at intervals on the holder 3；Floorings 6,
Its level is erected at the upper surface of the steel platform beam 5.The steel pipe 4 is connect with pile foundation 1 by grouting liquid 14, the construction method
It is simple and fast, eliminate complicated welding step.Steel platform beam 5 is made of I-steel or channel steel.Steel platform beam 5 is used to support bridge
Panel 6.The support plate of the steel pipe and support bracket is realized by foaming agent or other modes to be seamlessly connected, and avoids leaking when grouting
Grouting liquid.Precast truss frame structure it is whole across in erection process, the grouting that scene only needs to carry out between steel pipe and pile foundation connects, greatly
Fast speed of application.In civil engineering structure design, in Base foundation design, the soil layer for directly bearing foundation load is known as holding
Power layer.The lower end of pile foundation is fixed on supporting course.
The floorings 6 are prefabricated U HPC floorings 15.It is a variety of that prefabricated U HPC floorings 15 have that corrosion-resistant, intensity is big etc.
Advantage.
It is fixedly connected by multiple vertical U-bolts 7 between the floorings 6 and steel platform beam 5.Floorings 6 are flat with steel
It is attached using dismountable U-bolt 7 between platform beam 5, while intensity reaches requirement, eliminates complicated welding step
Suddenly.
The prefabricated U HPC floorings 15 include it is multiple along vertical bridge to segment UHPC floorings, adjacent segment UHPC bridges
The upper surface of the junction of panel, which is invaginated, forms panel groove 8, and the bottom surface of the panel groove 8, which is bonded, is provided with steel plate 9, and one
Steel plate 9 is sequentially passed through downwards to bolt 10 and adjacent segment UHPC floorings fix the two.
The plate thickness 12cm or so of prefabricated U HPC floorings 15 indulges bridge to small segment is divided into along trestle, 2~3m is grown per segment,
It is molded in precasting yard.Unlike general panels, this prefabricated U HPC floorings 15 need to reserve 8 knead dough of groove of lateral connection
The bolt hole that plate is connect with steel platform, connection key constructs are as shown in Figure 3-4, and prefabricated U HPC floorings 15 are along vertical bridge to dividing trifle
Section installation, precast segment UHPC floorings 15 are quickly connect with steel platform beam 5 by U-bolt 7；Then by being laid with steel between segment
Plate 9 connects the adjacent segment UHPC floorings in both sides in the groove 8 that prefabricated U HPC floorings 15 are reserved by bolt 10.It is whole
A installation phase is not necessarily to concrete cast-in-situ and welding sequence, greatly improves construction efficiency.
The lower part of the steel pipe 4 connect and communicates with grout pipe 11, and the top of the steel pipe 4, which is provided with, to be communicated with the external world
Dew slurry hole 12.Grouting liquid 14 is perfused toward the space between pile foundation 1 and steel pipe 4 by grout pipe 11, observing slurries in dew slurry hole 12 is
No grouting is in place.
The UHPC prefabricated panel trestles being suitable under strong corrosive environment, further include multiple reinforcing plates 13；It is multiple described
Reinforcing plate 13 is welded on the outer wall of pile foundation 1 along the axis direction of pile foundation 1；Multiple levels are evenly arranged in the reinforcing plate 13 to pass through
Logical grout hole 16.Reinforcing plate 13 reinforces the connection relation between pile foundation and steel pipe 4.
The assembling method of the UHPC prefabricated panel trestles being suitable under strong corrosive environment, includes the following steps：S1 is beaten
Firm pile foundation 1, the welding support bracket 2 in pile foundation 1；S2, it is precast truss frame structure is prefabricated and to be transported to construction site whole across lifting, in advance
The steel pipe 4 of the lower part of truss structure processed is inserted in 1 upper end of pile foundation, and temporary support will support bracket 2 and steel on support bracket 2
4 spot welding of pipe is reinforced；S3, is in the milk by grout pipe 11 to the gap between steel pipe 4 and pile foundation 1, and starching hole 12 by dew observes grouting
Stop grouting afterwards in place；S4 installs the steel for distributing 15 stress of prefabricated U HPC floorings at assembled scene by lifting appliance
Landing beam 5；S5, hoisting prefabricated UHPC floorings 15 are consolidated the two by multiple vertical U-bolts 7 on steel platform beam 5
It is fixed.
It is not only in the description and the implementation although the embodiments of the present invention have been disclosed as above
Listed utilization, it can be applied to various fields suitable for the present invention completely, for those skilled in the art,
Other modifications may be easily implemented, therefore without departing from the general concept defined in the claims and the equivalent scope, this reality
It is not limited to specific details and legend shown and described herein with novel.
Claims (6)
1. a kind of UHPC prefabricated panel trestles suitable under strong corrosive environment, which is characterized in that including：
Pile foundation is fixed on supporting course or less vertically；
Support bracket, support plate horizontal abutment and the circle of outer wall one for being fixed on the pile foundation；
Precast truss frame structure comprising the steel pipe of lower part and the holder on top；It is hollow in the lower end of the steel pipe, the steel pipe
Lower end is set in the pile foundation upper end and is against in the support plate of the support bracket, is filled between the gap between the steel pipe and pile foundation
Full irrigation slurries；
Steel platform beam, along vertical bridge to being arranged at intervals on the holder；
Floorings, level are erected at the upper surface of the steel platform beam.
2. as described in claim 1 suitable for the UHPC prefabricated panel trestles under strong corrosive environment, which is characterized in that the bridge floor
Plate is prefabricated U HPC floorings.
3. as described in claim 1 suitable for the UHPC prefabricated panel trestles under strong corrosive environment, which is characterized in that the bridge floor
It is fixedly connected by multiple vertical U-bolts between plate and steel platform beam.
4. as claimed in claim 2 suitable for the UHPC prefabricated panel trestles under strong corrosive environment, which is characterized in that described prefabricated
UHPC floorings include it is multiple along vertical bridge to segment UHPC floorings, the upper table of the junction of adjacent segment UHPC floorings
Face, which is invaginated, forms panel groove, and the bottom surface fitting of the panel groove is provided with steel plate, and a pair of bolts sequentially passes through downwards steel
Plate and adjacent segment UHPC floorings fix the two.
5. as claimed in claim 4 suitable for the UHPC prefabricated panel trestles under strong corrosive environment, which is characterized in that the steel pipe
Lower part connect and communicate with grout pipe, the top of the steel pipe is provided with and the extraneous dew slurry hole communicated.
6. as described in claim 1 suitable for the UHPC prefabricated panel trestles under strong corrosive environment, which is characterized in that further include more
A reinforcing plate；Multiple reinforcing plates are welded on the outer wall of pile foundation along the axis direction of pile foundation；It is uniformly arranged in the reinforcing plate
There is the grout hole of multiple horizontal perforations.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820262181.9U CN208039004U (en) | 2018-02-22 | 2018-02-22 | Suitable for the UHPC prefabricated panel trestles under strong corrosive environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820262181.9U CN208039004U (en) | 2018-02-22 | 2018-02-22 | Suitable for the UHPC prefabricated panel trestles under strong corrosive environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208039004U true CN208039004U (en) | 2018-11-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820262181.9U Active CN208039004U (en) | 2018-02-22 | 2018-02-22 | Suitable for the UHPC prefabricated panel trestles under strong corrosive environment |
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| Country | Link |
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| CN (1) | CN208039004U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108411764A (en) * | 2018-02-22 | 2018-08-17 | 中交第二航务工程局有限公司 | Suitable for the UHPC prefabricated panels trestle and assembling method under strong corrosive environment |
-
2018
- 2018-02-22 CN CN201820262181.9U patent/CN208039004U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108411764A (en) * | 2018-02-22 | 2018-08-17 | 中交第二航务工程局有限公司 | Suitable for the UHPC prefabricated panels trestle and assembling method under strong corrosive environment |
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