CN214737313U - Supporting structure suitable for small-sized pipeline overhead crossing erection mode - Google Patents
Supporting structure suitable for small-sized pipeline overhead crossing erection mode Download PDFInfo
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- CN214737313U CN214737313U CN202022891964.3U CN202022891964U CN214737313U CN 214737313 U CN214737313 U CN 214737313U CN 202022891964 U CN202022891964 U CN 202022891964U CN 214737313 U CN214737313 U CN 214737313U
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Abstract
The utility model provides a supporting structure suitable for a small-sized pipeline overhead crossing erection mode, which comprises concrete anchor piers arranged at two banks of a planned crossing river channel or a valley, prestressed anchor cables are oppositely penetrated between the concrete anchor piers, and small-sized pipelines are fixed on the prestressed anchor cables; the utility model discloses avoided adopting construction bridge, installation truss etc. to stride across the traditional technology of erectting, economical and practical, the construction is simple.
Description
Technical Field
The utility model relates to a small-size pipeline strides the river, strides the valley and carries out built on stilts pipe engineering technical field who stridees across the erects, concretely relates to bearing structure suitable for built on stilts mode of striding across of small-size pipeline.
Background
In China, various production and living pipelines are limited by landforms in the process of erecting, and the pipelines often need to be erected in an overhead crossing mode in a river channel, a valley and the like. In real life, the overhead crossing erection of the pipeline is often carried out in a mode of adopting a truss or building a small bridge and the like. For small-sized pipelines (generally, pipelines with the pipe diameter less than 500 mm), if the spanning erection is carried out by adopting a truss or a bridge building method, the problems of high construction cost, high construction difficulty and the like may be faced.
Aiming at the practical problems faced by the overhead crossing erection of the pipeline, particularly the problems of higher manufacturing cost, high construction difficulty and the like faced by the overhead crossing erection of the small pipeline, a simple and economic supporting structure for the overhead crossing erection of the pipeline is urgently required to be developed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bearing structure suitable for built on stilts strideing across mode of erection of small-size pipeline, the utility model discloses avoided adopting construction bridge, installation truss etc. to stride across the traditional technology of erectting, economical and practical, the construction is simple.
Therefore, the utility model adopts the following technical scheme:
the utility model provides a bearing structure suitable for built on stilts strideing across erection mode of small-size pipeline which characterized in that: the device comprises concrete anchor piers arranged on two banks of a simulated crossing river channel or a valley, prestressed anchor cables are oppositely penetrated between the concrete anchor piers, and small pipelines are fixed on the prestressed anchor cables.
Further: the prestressed anchor cable and the small-sized pipeline are fixedly connected by adopting a plurality of pipe hoops and are arranged at a certain interval.
Further: the prestressed anchor cable comprises a steel sleeve, a plurality of steel strands, a slurry inlet pipe and a slurry outlet and exhaust pipe are arranged inside the steel sleeve, and the steel strands, the slurry inlet pipe and the slurry outlet and exhaust pipe are all spaced through the anchor cable isolation frame.
Further: and cement slurry is completely filled in the steel sleeve.
Further: and the concrete anchor piers are connected with the mountain body by adopting prestressed anchor rods or prestressed anchor cables.
Further: and the anchor backing plate is arranged at the connecting part of the two ends of the opposite pre-stressed anchor cable and the concrete anchor pier and is arranged on the back of the concrete anchor pier.
Further: the anchor cable isolation frames are arranged in multiple groups and are arranged at intervals in the axial direction inside the steel sleeve.
Further: the pipe diameter of the small-sized pipeline is less than 500 mm.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model can play a better supporting role for the small pipeline in the small pipeline overhead crossing erection engineering, and avoids the traditional process of crossing erection by adopting the construction of bridges, the installation of trusses and the like; the support structure is simple in construction and low in manufacturing cost, the oppositely-penetrated prestressed anchor cable can be processed on a flat site in a construction site in advance, and then the integrally-lifted prestressed anchor cable is integrally lifted to the concrete anchor pier to be in place, so that the time cost is saved.
Drawings
Fig. 1 is an elevation view of the present invention;
FIG. 2 is a cross-sectional view taken at line A-A of FIG. 1;
fig. 3 is a schematic structural view of a through prestressed anchor cable.
The labels in the figures are: 1-small pipes; 2-oppositely penetrating prestressed anchor cables; 3-pipe hoop; 4-anchor backing plate; 5-concrete anchor piers; 6-steel sleeve; 7-steel strand wires; 8-slurry inlet pipe; 9-slurry discharging and exhausting pipe; 10-anchor cable isolation frames; 11-cement slurry; 12-prestressed anchor rods or prestressed anchor cables.
Detailed Description
The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.
As shown in fig. 1-3, the utility model provides a pair of a bearing structure suitable for built on stilts strideing across mode of small-size pipeline, including setting up at the concrete anchor mound 5 of intending to stride across river course (valley) both sides, the foundation of concrete anchor mound 5 needs solid, to wearing prestressed anchorage cable 2 between the concrete anchor mound 5, fixed small-size pipeline 1 on the prestressed anchorage cable.
To adopting a plurality of ferrule 3 fixed connection between wearing prestressed anchorage cable 2 and small-size pipeline 1 to arrange according to the determining deviation, the material of ferrule 3 is steel or alloy material, and ferrule 3 passes through the bolt by two semi-circular pipe fittings and connects, and the ferrule has shockproof, advantage that adaptability is high.
The oppositely-penetrated prestressed anchor cable 2 comprises a steel sleeve 6, a plurality of steel strands 7, a slurry inlet pipe 8 and a slurry outlet and exhaust pipe 9 are arranged inside the steel sleeve 6, the steel strands 7, the slurry inlet pipe 8 and the slurry outlet and exhaust pipe 9 are spaced through an anchor cable isolation frame 10, and the number of the steel strands 7 is determined according to the pipe diameter and the weight of the small-sized pipeline 1 used on site.
The steel casing 6 is completely filled with cement slurry 11.
The concrete anchor pier 5 and the mountain body can be connected by adopting a prestressed anchor rod or a prestressed anchor cable 12 according to the actual situation on site to form integral stress, so that the safety and the stability of the concrete anchor pier 5 in the operation period are ensured.
And the anchor backing plate 4 is arranged at the part where the two ends of the opposite-penetrating prestressed anchor cable 2 are connected with the concrete anchor pier 5, the anchor backing plate 4 is arranged on the back of the concrete anchor pier 5, and the anchor backing plate 4 is made of steel.
The anchor cable isolation frames 10 are arranged in multiple groups and are arranged at intervals in the axial direction inside the steel sleeve 6.
The pipe diameter of the small-sized pipeline 1 is less than 500 mm.
The construction and installation steps of the supporting structure are as follows:
the concrete anchor pier 5 is cast and constructed in two stages, and the lower part of the concrete anchor pier 5 is cast on the two sides of a planned crossing river channel (valley) as a first stage;
processing the through prestressed anchor cable 2 on the flat ground, integrally hoisting the through prestressed anchor cable to a first-stage concrete anchor pier 5, and determining the pipe diameter of the through prestressed anchor cable 2 and the number of steel strands 7 selected in the through prestressed anchor cable 2 according to the pipe diameter and the weight of the small-sized pipeline 1;
after the number of the selected steel strands 7 is determined, the steel strands 7, a slurry inlet pipe 8, a slurry outlet pipe and exhaust pipe 9 and an anchor cable isolation frame 10 are processed into an anchor cable body according to design requirements, then the anchor cable body is installed in a steel sleeve 6, cement slurry 11 is injected through the orifice of the slurry inlet pipe 8, the grouting is stopped after the orifice of the slurry outlet pipe completely discharges the slurry, and the steel sleeve 6 penetrating through the prestressed anchor cable 2 is completely filled with the cement slurry 11;
after the cement paste 11 (filled part) in the steel sleeve 6 is fully solidified, the construction of a second-stage concrete anchor pier 5 is carried out on the upper part of the first-stage concrete anchor pier 5, and after the construction is finished, an anchor backing plate 4 is installed on the concrete anchor piers 5 penetrating through two ends of the prestressed anchor cable 2;
after the strength of the cement slurry 11 and the strength of the concrete anchor pier 5 in the steel sleeve 6 reach the designed strength, performing tensioning construction on the pre-stressed anchor cable 2;
after the opposite pre-stressed anchor cable 2 is tensioned, the installation construction of the small-sized pipeline 1 is carried out on the opposite pre-stressed anchor cable 2, and the small-sized pipeline 1 and the opposite pre-stressed anchor cable 2 are fixed at a certain interval by adopting a pipe hoop 3.
The above embodiments are merely preferred technical solutions of the present invention, and it should be understood by those skilled in the art that modifications or substitutions of technical solutions or parameters in the embodiments can be made without departing from the principles and essential conditions of the present invention, and all the modifications or substitutions should be covered within the protection scope of the present invention.
Claims (8)
1. The utility model provides a bearing structure suitable for built on stilts strideing across erection mode of small-size pipeline which characterized in that: the device comprises concrete anchor piers arranged on two banks of a simulated crossing river channel or a valley, prestressed anchor cables are oppositely penetrated between the concrete anchor piers, and small pipelines are fixed on the prestressed anchor cables.
2. A support structure for a small duct overhead spanning erection as claimed in claim 1, wherein: the prestressed anchor cable and the small-sized pipeline are fixedly connected by adopting a plurality of pipe hoops and are arranged at a certain interval.
3. A support structure for a small duct overhead spanning erection as claimed in claim 1, wherein: the prestressed anchor cable comprises a steel sleeve, a plurality of steel strands, a slurry inlet pipe and a slurry outlet and exhaust pipe are arranged inside the steel sleeve, and the steel strands, the slurry inlet pipe and the slurry outlet and exhaust pipe are all spaced through the anchor cable isolation frame.
4. A support structure suitable for use in a small duct overhead spanning installation according to claim 3, wherein: and cement slurry is completely filled in the steel sleeve.
5. A support structure for a small duct overhead spanning erection as claimed in claim 1, wherein: and the concrete anchor piers are connected with the mountain body by adopting prestressed anchor rods or prestressed anchor cables.
6. A support structure for a small duct overhead spanning erection as claimed in claim 1, wherein: and the anchor backing plate is arranged at the connecting part of the two ends of the opposite pre-stressed anchor cable and the concrete anchor pier and is arranged on the back of the concrete anchor pier.
7. A support structure suitable for use in a small duct overhead spanning installation according to claim 3, wherein: the anchor cable isolation frames are arranged in multiple groups and are arranged at intervals in the axial direction inside the steel sleeve.
8. A support structure for a small duct overhead spanning erection as claimed in claim 1, wherein: the pipe diameter of the small-sized pipeline is less than 500 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022891964.3U CN214737313U (en) | 2020-12-02 | 2020-12-02 | Supporting structure suitable for small-sized pipeline overhead crossing erection mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022891964.3U CN214737313U (en) | 2020-12-02 | 2020-12-02 | Supporting structure suitable for small-sized pipeline overhead crossing erection mode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214737313U true CN214737313U (en) | 2021-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022891964.3U Active CN214737313U (en) | 2020-12-02 | 2020-12-02 | Supporting structure suitable for small-sized pipeline overhead crossing erection mode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214737313U (en) |
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2020
- 2020-12-02 CN CN202022891964.3U patent/CN214737313U/en active Active
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