CN214272133U - Retarded-bonding prestressed FRP bundle steel cylinder concrete pipeline - Google Patents
Retarded-bonding prestressed FRP bundle steel cylinder concrete pipeline Download PDFInfo
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- CN214272133U CN214272133U CN202023169183.XU CN202023169183U CN214272133U CN 214272133 U CN214272133 U CN 214272133U CN 202023169183 U CN202023169183 U CN 202023169183U CN 214272133 U CN214272133 U CN 214272133U
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- concrete
- steel cylinder
- pipeline
- slow
- mesh type
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 95
- 239000010959 steel Substances 0.000 title claims abstract description 95
- 239000004567 concrete Substances 0.000 title claims abstract description 71
- 239000010410 layer Substances 0.000 claims abstract description 34
- 239000003365 glass fiber Substances 0.000 claims abstract description 15
- 239000004570 mortar (masonry) Substances 0.000 claims abstract description 14
- 239000011241 protective layer Substances 0.000 claims abstract description 12
- 229920001971 elastomer Polymers 0.000 claims abstract description 9
- 238000003466 welding Methods 0.000 claims description 6
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 239000004760 aramid Substances 0.000 claims description 3
- 229920006231 aramid fiber Polymers 0.000 claims description 3
- 239000004917 carbon fiber Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 230000001413 cellular effect Effects 0.000 abstract description 3
- 238000005520 cutting process Methods 0.000 description 7
- 238000000227 grinding Methods 0.000 description 3
- 238000005498 polishing Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 229910001361 White metal Inorganic materials 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000037452 priming Effects 0.000 description 1
- 238000005488 sandblasting Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 239000010969 white metal Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model discloses a slow bonding prestress FRP bundle steel cylinder concrete pipeline, which comprises a pipeline structure consisting of a glass fiber inner pipe, inner layer concrete, a sieve mesh type steel cylinder, outer layer concrete, a slow bonding prestress FRP bundle and a mortar protective layer, wherein a bellmouth steel ring and a socket steel ring are respectively arranged at the two ends of the pipeline structure, and an adjustable anti-seepage rubber ring is arranged on the inner wall of the socket steel ring; the utility model discloses a setting up of sieve cellular type steel cylinder makes inner concrete and outer concrete melt through the inside structure that forms similar peg each other through the round hole, steel cylinder and concrete connectivity between the two has effectively been improved, the anti-shear bearing capacity of pipeline has been strengthened, make the antidetonation of pipeline, compressive property is strong, the durability can be good, the interface leakproofness is good, it makes the pipeline have longer life to slowly bond prestressing force FRP bundle cooperation mortar protective layer simultaneously, good seal, be particularly useful for in long interval water delivery main line and some major city underground comprehensive pipe gallery engineering.
Description
Technical Field
The utility model relates to a buried pipeline technical field especially relates to a slow bonding prestressing force FRP bundle steel cylinder concrete pipe.
Background
With the vigorous development of urban underground comprehensive pipe gallery engineering in recent years in China, buried pipelines become one of important infrastructure, are widely applied to the fields of municipal administration, water conservancy, transportation, energy and the like, play an important role in modern industrial and agricultural and people's life, and therefore the laying of underground pipelines is beneficial to relieving urban congestion and can save a large amount of land;
traditional prestressing force steel cylinder concrete pipe can not satisfy the required big cross-section of some engineering, the characteristics of high pressure-bearing gradually, in addition, on the way in long distance transport, need pass through abominable natural environment, complicated geological conditions are regional, and these unfavorable factors have all provided higher requirement to burying the ground pipeline, consequently, the utility model provides a slow bonding prestressing force FRP bundle steel cylinder concrete pipe is in order to solve the problem that exists among the prior art.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model aims to provide a prestressing force FRP bundle steel cylinder concrete pipe slowly bonds, this prestressing force FRP bundle steel cylinder concrete pipe slowly bonds makes inlayer concrete and outer concrete pass through the inside structure that the round hole fuses each other and forms similar peg through setting up of the cellular type steel cylinder, steel cylinder and concrete connection performance between the two has effectively been improved, the anti-shear bearing capacity of pipeline has been strengthened, make the antidetonation of pipeline, compressive property is strong, durability is good, interface leakproofness is good, it makes the pipeline have longer life to slowly bond prestressing force FRP bundle cooperation mortar protective layer simultaneously, good seal.
For realizing the purpose of the utility model, the utility model discloses a following technical scheme realizes: the utility model provides a prestressing force FRP bundle steel cylinder concrete pipe slowly bonds, includes the pipeline structure who comprises glass fiber inner tube, inlayer concrete, sieve mesh formula steel cylinder, outer concrete, slowly bond prestressing force FRP bundle and mortar protective layer, the glass fiber inner tube outside is equipped with inlayer concrete, the inlayer concrete outside is equipped with sieve mesh formula steel cylinder, be equipped with the round hole on the sieve mesh formula steel cylinder, the sieve mesh formula steel cylinder outside is equipped with outer concrete, the outer concrete outside is equipped with slowly bonds prestressing force FRP bundle, slowly bond prestressing force FRP and restraint the outside and be equipped with the mortar protective layer, the pipeline structure both ends are equipped with bellmouth steel ring and socket steel ring respectively, be equipped with adjustable impervious rubber ring on the socket steel ring inner wall.
The further improvement lies in that: the circular holes are arranged on the surface section of the sieve mesh type steel cylinder at equal intervals, and the bell mouth steel ring and the socket steel ring are respectively welded at two ends of the sieve mesh type steel cylinder.
The further improvement lies in that: the slow-bonding prestressed FRP bundle is formed by combining a mixture of carbon fibers, aramid fibers and glass fibers with a slow-bonding adhesive.
The further improvement lies in that: the glass fiber inner pipe and the sieve mesh type steel cylinder are concentrically arranged.
The further improvement lies in that: the socket steel ring and the socket steel ring are respectively welded with the sieve mesh type steel cylinder, and the inner layer concrete and the outer layer concrete are connected into a whole through the round holes in the sieve mesh type steel cylinder.
The utility model has the advantages that: the utility model discloses a setting up of sieve cellular type steel cylinder makes inner concrete and outer concrete melt through the inside structure that forms similar peg each other through the round hole, steel cylinder and concrete connectivity between the two has effectively been improved, the anti-shear bearing capacity of pipeline has been strengthened, make the antidetonation of pipeline, compressive property is strong, the durability can be good, the interface leakproofness is good, it makes the pipeline have longer life to slowly bond prestressing force FRP bundle cooperation mortar protective layer simultaneously, good seal, be particularly useful for in long interval water delivery main line and some major city underground comprehensive pipe gallery engineering.
Drawings
Fig. 1 is an overall structure diagram of the present invention.
Fig. 2 is a sectional view of the pipeline of the present invention.
Fig. 3 is a schematic view of the mesh-type steel cylinder of the present invention.
Wherein: 1. a glass fiber inner tube; 2. inner layer concrete; 3. a mesh type steel cylinder; 4. outer layer concrete; 5. slowly bonding the prestressed FRP bundle; 6. a mortar protective layer; 7. a socket steel ring; 8. a socket steel ring; 9. an adjustable impermeable rubber ring; 10. a circular hole.
Detailed Description
In order to deepen the understanding of the present invention, the following embodiments will be combined to make the present invention do further details, and the present embodiment is only used for explaining the present invention, and does not constitute the limitation of the protection scope of the present invention.
According to fig. 1, 2 and 3, the embodiment provides a slow-bonding prestressed FRP bundle steel tube concrete pipeline, which includes a pipeline structure composed of a glass fiber inner tube 1, inner layer concrete 2, a mesh type steel tube 3, outer layer concrete 4, a slow-bonding prestressed FRP bundle 5 and a mortar protection layer 6, wherein the inner layer concrete 2 is arranged outside the glass fiber inner tube 1, the mesh type steel tube 3 is arranged outside the inner layer concrete 2, a circular hole 10 is arranged on the mesh type steel tube 3, the outer layer concrete 4 is arranged outside the mesh type steel tube 3, the slow-bonding prestressed FRP bundle 5 is arranged outside the outer layer concrete 4, the mortar protection layer 6 is arranged outside the slow-bonding prestressed FRP bundle 5, a socket steel ring 7 and a socket steel ring 8 are respectively arranged at two ends of the pipeline structure, an adjustable anti-seepage rubber ring 9 is arranged on the inner wall of the socket steel ring 8, the adjustable rubber ring 9 is made of a magneto-rheological elastomer, and the rubber ring can adjust the rigidity under the action of a magnetic field.
The circular holes 10 are arranged on the surface section of the sieve mesh type steel cylinder 3 at equal intervals, and the bell mouth steel ring 7 and the socket steel ring 8 are respectively welded at two ends of the sieve mesh type steel cylinder 3.
The slow-bonding prestressed FRP bundle 5 is formed by combining a bundle-shaped composite material and a slow-bonding adhesive, wherein the bundle-shaped composite material is a mixture of carbon fibers, aramid fibers and glass fibers.
A production method of a retard-bonded prestressed FRP bundle steel cylinder concrete pipeline comprises the following steps:
step one, preparing a mesh type steel cylinder 3, processing by adopting two processes of straight seam welding and rotary welding, forming a circular hole 10 on a partition section on the cylinder wall of the mesh type steel cylinder 3 after welding forming, welding a bell mouth steel ring 7 at the left end of the mesh type steel cylinder 3, and welding a socket steel ring 8 at the right end of the mesh type steel cylinder 3;
step two, respectively hoisting the prepared mesh type steel cylinder 3 and the prepared glass fiber inner tube 1 into a mold, pouring inner layer concrete 2 and outer layer concrete 4, adopting high-frequency strong vibration to compact and form the concrete, enabling the inner layer concrete 2 and the outer layer concrete 4 to pass through a round hole 10 on the mesh type steel cylinder 3 to realize fusion, and meanwhile, tightly connecting the inner layer concrete 2 and the glass fiber inner tube 1 into a whole;
thirdly, after steam curing and demolding are carried out on the inner layer concrete 2 and the outer layer concrete 4, winding a plurality of layers of annular and longitudinal slow-bonding prestressed FRP bundles 5 on the outer surface of the outer layer concrete 4 to form a main body structure of the slow-bonding prestressed FRP bundle concrete pipe;
cutting off the inner concrete 2 of the pipe end at the end 8 of the socket steel ring of the main structure of the pipeline to a sieve-mesh steel cylinder 3 by using a grinding wheel saw, cutting off the outer concrete 4 of the pipe end at the end 7 of the socket steel ring of the main structure of the pipeline by using a grinding wheel saw, wherein the cutting-off range is 120mm along the axial length of the socket end, polishing a cutting surface to be flat after cutting, repairing the cut positions at the end 7 of the socket steel ring and the end 8 of the socket steel ring to a gradient of 1:1 by using a mortar protective layer 6 along the cutting surface, finely measuring the thickness of the concrete to be cut before cutting, and ensuring that the grinding wheel saw does not touch the sieve-mesh steel cylinder 3 in the cutting process;
fifthly, polishing the surfaces of the pipe cores of the inner layer concrete 2 and the outer layer concrete 4 of the main structure of the pipeline to increase the surface roughness of the pipe cores;
cleaning the cut-off area, and manually polishing or sandblasting the surfaces of the end bellmouth steel ring 7 and the socket steel ring 8 until the surfaces of the bellmouth steel ring 7 and the socket steel ring 8 are all white metal colors;
step seven, coating priming paint on all base surfaces, and filling all surface gaps in the concrete;
step eight, coating a mortar protective layer 6 on the multi-layer annular and longitudinal combined slow-bonding prestress FRP bundle 5;
and step nine, installing a corresponding adjustable anti-seepage rubber ring 9 in a groove on the inner wall of the socket steel ring 8.
This slow bonding prestressing force FRP bundle steel cylinder concrete pipeline makes inner concrete and outer concrete pass through the inside structure that the round hole fuses each other and forms similar peg through the round hole through setting up of the pinhole formula steel cylinder, effectively improved steel cylinder and concrete connection performance between the two, the anti-shear bearing capacity of pipeline has been strengthened, make the antidetonation of pipeline, compressive property is strong, the durability is good, the interface leakproofness is good, the while is slow to bond prestressing force FRP bundle cooperation mortar protective layer and makes the pipeline have longer life, good seal, be particularly useful for in long interval water delivery main line and some major city underground comprehensive pipe work.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a slow bonding prestressing force FRP bundle steel cylinder concrete pipeline which characterized in that: comprises a pipeline structure consisting of a glass fiber inner pipe (1), inner layer concrete (2), a sieve mesh type steel cylinder (3), outer layer concrete (4), a slow bonding prestress FRP bundle (5) and a mortar protective layer (6), the outer side of the glass fiber inner pipe (1) is provided with an inner layer concrete (2), the outer side of the inner layer concrete (2) is provided with a sieve-hole type steel cylinder (3), the sieve mesh type steel cylinder (3) is provided with a round hole (10), the outer side of the sieve mesh type steel cylinder (3) is provided with an outer layer concrete (4), the outer side of the outer layer concrete (4) is provided with a slow bonding prestress FRP bundle (5), a mortar protective layer (6) is arranged on the outer side of the slow-bonding prestress FRP bundle (5), two ends of the pipeline structure are respectively provided with a bellmouth steel ring (7) and a socket steel ring (8), and an adjustable anti-seepage rubber ring (9) is arranged on the inner wall of the socket steel ring (8).
2. The slow-bonding prestressed FRP bundle steel tube concrete pipeline as claimed in claim 1, wherein: the circular holes (10) are arranged on the surface section of the sieve mesh type steel cylinder (3) at equal intervals, and the bellmouth steel ring (7) and the socket steel ring (8) are respectively welded at two ends of the sieve mesh type steel cylinder (3).
3. The slow-bonding prestressed FRP bundle steel tube concrete pipeline as claimed in claim 1, wherein: the slow-bonding prestressed FRP bundle (5) is formed by combining a mixture of carbon fibers, aramid fibers and glass fibers with a slow-setting adhesive.
4. The slow-bonding prestressed FRP bundle steel tube concrete pipeline as claimed in claim 1, wherein: the glass fiber inner pipe (1) and the sieve mesh type steel cylinder (3) are concentrically arranged.
5. The slow-bonding prestressed FRP bundle steel tube concrete pipeline as claimed in claim 1, wherein: the bell mouth steel ring (7) and the socket steel ring (8) are respectively connected with the sieve mesh type steel cylinder (3) in a welding manner, and the inner layer concrete (2) and the outer layer concrete (4) are connected into a whole through a round hole (10) in the sieve mesh type steel cylinder (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023169183.XU CN214272133U (en) | 2020-12-25 | 2020-12-25 | Retarded-bonding prestressed FRP bundle steel cylinder concrete pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023169183.XU CN214272133U (en) | 2020-12-25 | 2020-12-25 | Retarded-bonding prestressed FRP bundle steel cylinder concrete pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214272133U true CN214272133U (en) | 2021-09-24 |
Family
ID=77784405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023169183.XU Expired - Fee Related CN214272133U (en) | 2020-12-25 | 2020-12-25 | Retarded-bonding prestressed FRP bundle steel cylinder concrete pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214272133U (en) |
-
2020
- 2020-12-25 CN CN202023169183.XU patent/CN214272133U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210924 |