CN111322461B - FRP intelligent pipeline support and implementation method thereof - Google Patents
FRP intelligent pipeline support and implementation method thereof Download PDFInfo
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- CN111322461B CN111322461B CN202010174967.7A CN202010174967A CN111322461B CN 111322461 B CN111322461 B CN 111322461B CN 202010174967 A CN202010174967 A CN 202010174967A CN 111322461 B CN111322461 B CN 111322461B
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- 230000000452 restraining effect Effects 0.000 claims description 7
- 239000003292 glue Substances 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 239000004593 Epoxy Substances 0.000 claims description 3
- 239000003733 fiber-reinforced composite Substances 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
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Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/08—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing
- F16L3/10—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two members engaging the pipe, cable or protective tubing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/08—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing
- F16L3/10—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two members engaging the pipe, cable or protective tubing
- F16L3/1091—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two members engaging the pipe, cable or protective tubing with two members, the two members being fixed to each other with fastening members on each side
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
- F16L58/18—Protection of pipes or pipe fittings against corrosion or incrustation specially adapted for pipe fittings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The invention relates to the technical field of pipelines, in particular to an FRP intelligent pipeline support, which comprises a pipeline constraint connecting member, a pipeline bracket, a first bottom plate connecting member, a second bottom plate connecting member, an axial baffle and a bottom plate, and is characterized in that: the first bottom plate connecting member, the second bottom plate connecting member and the axial baffle are fixed on the bottom plate through assembling and combining, the first bottom plate connecting member is connected with the constraint pipeline constraint connecting member, and the second bottom plate connecting member is connected with the pipeline bracket to fix the pipeline. The pipeline bracket can overcome the defect that a steel member is easy to rust and cannot effectively restrain a gas pipeline, and prolongs the service life of the pipeline bracket; the structure is simple, rapid assembly can be realized, and the cost is reduced; the fiber bragg grating is combined with the FRP to form an optical fiber intelligent product, and the working state of the pipeline support is monitored in real time.
Description
Technical Field
The invention relates to the technical field of petrochemical pipelines, in particular to an FRP intelligent pipeline support and an implementation method thereof.
Background
The gas transmission pipeline support is a component which plays a role in supporting, lifting and restraining a pipeline, and is one of main facilities in 'West-east gas transmission' engineering. At present, a gas pipeline support is developed into a special matching and extending product of a petrochemical pipeline, and the support is produced in a factory and is applied more generally.
In a tunnel humid environment, a water environment and a corrosion area, all the components and connecting bolts of the pipeline support are usually made of steel components, and the corrosion conditions of different degrees exist in common carbon steel or stainless steel. Even if corrosion prevention measures such as additionally adding a sacrificial anode and coating a viscoelastic body are adopted, the occurrence of corrosion cannot be fundamentally avoided. Gas transmission pipelines in mountain tunnels, water tunnels and the like are often rusted, corroded, loosened and failed by steel members of constraint structures, so that the phenomena of pipe floating, local corrosion and the like of the pipelines are caused, and the hidden danger of gas leakage exists.
In the patent document CN107448688A, a pipe support is disclosed, in which a pipe is placed on a support body connected to the upper end of a bottom plate, and the position of the pipe is adjusted by adjusting the position of the bottom plate relative to the pipe foundation. The support body disclosed by the invention is of a concrete structure, the support seat is relatively complex to install and operate, and the support seat is not suitable for a tunnel humid environment and a water environment.
In the patent document with publication number CN204025924U, a pipe support is disclosed, which includes an upper semicircular hoop, a lower semicircular hoop and a T-shaped support, and the pipe and the support are welded together by welding the lower semicircular hoop on the pipe support and matching with the upper semicircular hoop. This patent all adopts the steel member preparation, very easily takes place that the steel member rusts, bolt corrosion becomes flexible inefficacy, is not suitable for the tunnel humid environment.
In the patent document with publication number CN109869529A, a support for fixing a petroleum pipeline is disclosed, in which a vertical plate and a movable cushion block are symmetrically and vertically installed on both sides of the upper end of a base, a pre-tightening bolt is arranged on the vertical plate, and the petroleum pipeline is supported and fixed by rotating the movable cushion block and adjusting the pre-tightening bolt. The invention is not suitable for large petroleum pipelines, and parts of components are unreasonable in stress and easy to damage, so that the service life of the support is influenced.
As mentioned above, fiber reinforced composites (FRP) can compensate these defects well. The Fiber Reinforced Plastic (FRP) is a high-performance section prepared by mixing a reinforced fiber material and a matrix material according to a certain proportion and carrying out forming processes such as winding, die pressing or pultrusion. The material has the advantages of corrosion resistance, high strength, light weight, large specific modulus, high specific strength, good fatigue resistance and the like, and is widely applied to various industries such as aerospace, die processing, mechanical fittings and the like. At present, a plurality of building application cases using FRP profiles to replace steel have been provided, but the building application cases have not been widely popularized and applied in the aspects of gas transmission pipelines and pipeline constraints.
Disclosure of Invention
In order to overcome the defect that a steel member of a gas transmission pipeline support is easy to rust and cannot effectively restrain a gas transmission pipeline, the invention provides the FRP intelligent pipeline support and the implementation method thereof.
The invention adopts the technical scheme that an FRP intelligent pipeline support is provided, which comprises a pipeline restraint connecting component, a pipeline bracket, a first bottom plate connecting component, a second bottom plate connecting component, an axial baffle and a bottom plate, wherein the first bottom plate connecting component, the second bottom plate connecting component and the axial baffle are fixed on the bottom plate through splicing and combining, the first bottom plate connecting component is connected with the restraint pipeline restraint connecting component, and the second bottom plate connecting component is connected with the pipeline bracket to fix a pipeline.
The invention further improves that: the pipeline constraint connecting component comprises a U-shaped plate, a T-shaped convex plate and a fiber bragg grating strain sensor, wherein the U-shaped plate is matched with the curvature of the pipeline. The lower end of the U-shaped plate and the upper end of the T-shaped convex plate are bonded together through epoxy resin.
The invention further improves that: a fiber bragg grating strain sensor is embedded in the middle of the U-shaped plate, the center of the fiber bragg grating strain sensor is positioned at the top end of the U-shaped plate, and the direction of the fiber bragg grating strain sensor is the same as the direction of the transverse axis of the pipeline; the tail end of the fiber bragg grating strain sensor penetrates out of the tail ends of the vertical plates parallel to the two sides of the U-shaped plate and is connected with the acquisition instrument through a connecting wire.
The invention further improves that: first bottom plate connecting elements is "cross" type, including first riser, first pterygoid lamina, sets up the rectangle recess that is on a parallel with pipeline axis direction and sets up "T" type breach of riser upper end on first bottom plate connecting elements's the first.
The invention further improves that: the second bottom plate connecting component is in a cross shape and comprises a second upper vertical plate, a second lower vertical plate and a second wing plate. The second upper vertical plate of the second bottom plate connecting component is provided with two adjusting sliding grooves for adjusting the height of the pipeline bracket; the length of a second lower vertical plate of the second bottom plate connecting component along the pipeline axis direction is smaller than the length of a second upper vertical plate and the length of a second wing plate of the second bottom plate connecting component; the second floor connecting member has a length in a pipe axis direction smaller than that of the first floor connecting member.
The invention further improves that: the pipeline bracket comprises an arc-shaped plate matched with the curvature of the pipeline and two first rectangular plates which are parallel to each other. The first rectangular plate is provided with holes, and the number and the positions of the holes correspond to those of the adjusting sliding grooves of the second upper vertical plate of the second bottom plate connecting member one to one.
The invention further improves that: the bottom plate is an open-pore rectangular plate and comprises a second rectangular plate, a first lower vertical plate mounting hole, a second lower vertical plate mounting hole and an axial baffle mounting hole. The first vertical plate mounting hole is a rectangular hole, and the size of the first vertical plate mounting hole is matched with that of a first lower vertical plate of the first bottom plate connecting component. The second vertical plate mounting hole is a rectangular hole, and the size of the second vertical plate mounting hole is matched with that of a second lower vertical plate of the second bottom plate connecting component. The axial baffle mounting hole is a rectangular hole, and the size of the axial baffle mounting hole is matched with that of the rectangular axial baffle.
The invention further improves that: the size of the rectangular groove of the first bottom plate connecting member is matched with that of the rectangular axial baffle plate, and the rectangular groove penetrates through the first wing plates on two sides of the first bottom plate connecting member; the length of the lower vertical plate of the first bottom plate connecting component along the axis direction of the pipeline is smaller than the distance between the rectangular grooves on the two sides of the first bottom plate connecting component.
The invention further improves that: the pipeline constraint connecting member and the first bottom plate connecting member are nested and assembled together through a T-shaped convex plate of the pipeline constraint connecting member and a T-shaped notch of the first bottom plate connecting member, and are bonded at a splicing interface by using epoxy resin.
And bolts penetrate through holes of the first rectangular plate of the pipeline bracket and the adjusting sliding grooves of the second upper vertical plate of the second bottom plate connecting component for connecting the second bottom plate connecting component and the pipeline bracket.
The lower vertical plate of the first bottom plate connecting component is matched with the first lower vertical plate mounting hole of the bottom plate; the lower second vertical plate of the second bottom plate connecting component is matched with the second lower vertical plate mounting hole of the bottom plate; the axial baffle is matched with the axial baffle mounting hole of the bottom plate. And the splicing interfaces of the first lower vertical plate and the first lower vertical plate mounting hole of the first bottom plate connecting component, the second lower vertical plate and the second lower vertical plate mounting hole of the second bottom plate connecting component and the axial baffle mounting hole are bonded by epoxy resin.
The invention is further improved in that: the pipeline constraint connecting member, the pipeline bracket, the first bottom plate connecting member, the second bottom plate connecting member, the axial baffle and the bottom plate are all sections made of Fiber Reinforced Polymer (FRP); the bolt is made of FRP.
An implementation method of an FRP intelligent pipeline support comprises the following steps:
s1: insert the axial baffle mounting hole of bottom plate with the axial baffle, insert second bottom plate connecting element's lower riser in the riser mounting hole under the second, insert first riser mounting hole and axial baffle in the lower riser of first bottom plate connecting element, use epoxy to bond.
S2: the holes of the rectangular plate of the pipeline bracket correspond to the adjusting sliding grooves of the second upper vertical plate of the second bottom plate connecting component one by one, bolts penetrate through the holes and the adjusting sliding grooves, and the pipeline bracket is screwed up and connected with the second bottom plate connecting component by nuts.
S3: the pipe is placed above the pipe bracket and temporarily supported with a jack.
S4: and placing the connected pipeline constraint connecting member above the pipeline, combining and splicing the T-shaped convex plate of the pipeline constraint connecting member with the T-shaped notch of the first bottom plate connecting member together, connecting the spliced part by using epoxy resin glue, and removing the jack after the epoxy resin glue is completely cured to enable the pipeline to fall on the pipeline bracket.
S5: the tail end of the fiber grating strain sensor is connected with the acquisition instrument through a connecting wire to form an intelligent monitoring system.
Advantageous effects
Compared with the prior art, the invention has the beneficial effects that:
1) all the components of the pipeline support and the matched fixing bolts are made of fiber reinforced plastic FRP, the defects that the steel components are easy to rust and fail in advance and cannot effectively restrict a gas transmission pipeline are overcome, the maintenance cost of the pipeline support is reduced while the strength is ensured, and the service lives of the pipeline support and the pipeline are prolonged.
2) The pipeline bracket is characterized in that all components are connected through splicing and combining, the overall design structure of the bracket is simple, rapid assembly can be realized, and the pipeline bracket is safe to operate, practical, convenient and high in reliability.
3) Each FRP component of the pipeline support adopts a pultrusion process, the manufacturing process is simple, factory prefabricated modular production can be realized, and the cost is reduced.
4) Because the optical fiber and the FRP material have natural compatibility, the fiber bragg grating strain sensor is embedded into the FRP material constraint structure, so that an optical fiber intelligent product can be formed, the working state of the pipeline support can be monitored in real time, and the aim of early warning is fulfilled.
5) The pipe restraining and connecting component and the pipe bracket are applied with pretension force, so that the pipe restraining and connecting component and the pipe bracket have higher clamping force, and the gas transmission pipe is more stable.
Drawings
Fig. 1 is a schematic perspective view of a pipe bracket according to the present invention.
Fig. 2 is a perspective view of the pipe-restraining coupling member.
Fig. 3 is a perspective view of the pipe bracket.
Fig. 4 is a perspective view of the first floor connecting member.
Fig. 5 is a perspective view of the second floor connecting member.
Fig. 6 is a perspective view of the base plate.
List of reference numerals:
1 is a pipeline constraint connecting component, 11 is a U-shaped plate, 12 is a T-shaped convex plate, and 13 is a fiber grating strain sensor; 2, a pipeline bracket, 21, 22, a first rectangular plate and 23 are holes; 3 is a first bottom plate connecting component, 31 is a first upper vertical plate, 32 is a first lower vertical plate, 33 is a first wing plate, 34 is a rectangular groove, and 35 is a T-shaped notch; 4 is a second bottom plate connecting component, 41 is a second upper vertical plate, 42 is a second lower vertical plate, 43 is a second wing plate, and 44 is an adjusting sliding groove; 5 is an axial baffle; 6 is a bottom plate, 61 is a second rectangular plate, 62 is a first lower vertical plate mounting hole, 63 is a second lower vertical plate mounting hole, and 64 is an axial baffle mounting hole; and 7 is a bolt.
Detailed Description
The present invention will be further illustrated with reference to the accompanying drawings and specific embodiments, which are to be understood as merely illustrative of the invention and not as limiting the scope of the invention. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
Referring to fig. 1, an FRP intelligent pipeline support specifically includes pipeline restraint connecting member 1, pipeline bracket 2, first bottom plate connecting member 3, second bottom plate connecting member 4, axial baffle 5 and bottom plate 6 are fixed on bottom plate 6 through assembling combination, make the pipeline fixed through the concatenation of first bottom plate connecting member 3 upper end and restraint pipeline restraint connecting member 1 and the bolt 7 of second bottom plate connecting member 4 upper end and pipeline bracket 2 is connected.
Referring to fig. 2, the pipe constraint connecting component 1 comprises a U-shaped plate 11, a T-shaped convex plate and a fiber grating strain sensor 13 which are matched with the curvature of the pipe; the lower ends 11 of the parallel vertical plates on the two sides of the U-shaped plate 11 and the upper ends of the T-shaped convex plates 12 are bonded together through epoxy resin.
A fiber grating strain sensor 13 is embedded in the middle of the U-shaped plate 11, the center of the fiber grating strain sensor 13 is positioned at the top end of the U-shaped plate 11, and the direction of the fiber grating strain sensor 13 is the same as the direction 1A of the transverse axis of the pipeline; the tail end of the fiber bragg grating strain sensor 13 penetrates out of the tail ends of the parallel vertical plates at the two sides of the U-shaped plate 11; because optic fibre and FRP material have natural compatibility, bury fiber grating strain sensing device 13 in FRP material pipeline restraint connecting elements 1, can form optic fibre intelligent product to concatenate several fiber grating strain sensing device 13 and become 1 way, be connected with the collection appearance, the collection appearance passes through wired transmission or wireless transmission to monitoring center, realizes the real-time supervision to pipeline bracket working condition, reaches the purpose of early warning.
Referring to fig. 3, the pipe bracket 2 is a rectangular plate including an arc plate 21 matching the curvature of the pipe and two first rectangular plates 22 parallel to each other. The first rectangular plate 22 is provided with holes 23, and the number and the positions of the holes 23 correspond to the number and the positions of the adjusting sliding grooves 44 of the second upper vertical plate 41 of the second bottom plate connecting member 4 in a one-to-one manner.
Referring to fig. 4, the first floor connecting member 3 is in a cross shape, and includes a first upper riser 31, a first lower riser 32, a first wing 33, a rectangular groove 34 parallel to the pipeline axis direction 1B, and a T-shaped notch 35 at the upper end of the first upper riser 31. The T-shaped notch 35 is formed by a notch matching with the T-shaped protruding plate 12 and a rectangular notch, which is advantageous for facilitating the splicing and installation of the pipe constraint connecting member 1 and the first bottom plate connecting member 3. The size of the rectangular groove 34 is matched with that of the rectangular axial baffle 5, and the rectangular groove penetrates through the first wing plates 33 on the two sides; the length of the first lower riser 32 in the pipe axis direction 1B is smaller than the pitch of the rectangular grooves 34 on both sides.
Referring to fig. 5, the second floor connecting member 4 is of a "cross" type, and includes a second upper riser 41, a second lower riser 42, and a second wing 43. The second upper vertical plate 41 is provided with two adjusting sliding grooves 44 for adjusting the height of the pipeline bracket 2; the length of the second lower riser 42 in the pipeline axial direction 1B is smaller than the lengths of the second upper riser 41 and the second wing 43; the length of the second floor connecting member 4 in the pipe axis direction 1B is smaller than the length of the first floor connecting member 3.
Referring to fig. 6, the bottom plate 6 is an open-celled rectangular plate that includes a second rectangular plate 61, a first riser mounting hole 62, a second riser mounting hole 63, and an axial baffle mounting hole 64. The first lower riser mounting holes 62 are rectangular holes sized to match the first lower riser 32. The second lower vertical plate mounting hole 63 is a rectangular hole, and the size of the rectangular hole is matched with that of the second lower vertical plate 42. The axial baffle mounting hole 64 is a rectangular hole, and the size of the hole is matched with that of the rectangular axial baffle 5.
In the use and installation of the present example, the first lower riser 32 of the first floor connecting member 3 is matched with the first lower riser installation hole 62 of the floor 6, and the second lower riser 42 of the second floor connecting member 4 is matched with the second lower riser installation hole 63 of the floor 6; the axial baffle 5 is matched with the axial baffle mounting hole 64 of the bottom plate 6; the splicing interfaces of the first lower riser 32 and the first lower riser mounting hole 62, the second lower riser 42 and the second lower riser mounting hole 63, and the axial baffle 5 and the axial baffle mounting hole 64 are bonded by epoxy resin.
Meanwhile, in order to further fix the pipeline, bolts 7 are passed between the adjusting sliding grooves 44 of the second upper vertical plate 41 of the second bottom plate connecting member 4 and the holes 23 of the first rectangular plate 22 of the pipeline bracket 2, so that the second bottom plate connecting member 4 is connected with the pipeline bracket 2; the pipe-restraining connecting member 1 and the first base plate connecting member 3 are nested with each other by the "T" shaped projection 12 and the "T" shaped notch 35, assembled together, and bonded at the splice interface using epoxy.
The pipeline restraining and connecting member 1, the pipeline bracket 2, the first bottom plate connecting member 3, the second bottom plate connecting member 4, the axial baffle 5 and the bottom plate 6 are all made of Fiber Reinforced Plastic (FRP) profiles by using a pultrusion process, so that the defects that steel members are easy to rust and fail in advance and cannot effectively restrain a gas transmission pipeline are overcome; the bolt 7 is made of Fiber Reinforced Plastic (FRP).
The implementation method of the FRP intelligent pipeline bracket comprises the following steps:
s1: the axial baffle 5 is inserted into the axial baffle mounting hole 64 of the base plate, the second bottom riser 42 of the second base plate connecting member 4 is inserted into the second bottom riser mounting hole 63, and the first bottom riser 32 of the first base plate connecting member 3 is inserted into the first bottom riser mounting hole 62 and the axial baffle 5, and bonded by epoxy resin.
S2: the holes 23 of the first rectangular plate 22 of the pipeline bracket 2 correspond to the adjusting sliding grooves 44 of the second upper vertical plate 41 of the second bottom plate connecting member 4 one by one, the bolts 7 penetrate through the holes 23 and the sliding grooves 44, and the pipeline bracket 2 is screwed and connected with the second bottom plate connecting member 4 by nuts.
S3: the pipe is laid on top of the pipe bracket 2 and is temporarily supported by jacks.
S4: and placing the connected pipeline constraint connecting member 1 above the pipeline, combining and splicing the T-shaped convex plate 12 of the pipeline constraint connecting member 1 and the T-shaped notch 35 of the first bottom plate connecting member 3 together, connecting the spliced part by using epoxy resin glue, and removing the jack after the epoxy resin glue is completely cured to enable the pipeline to fall on the pipeline bracket 2.
S5: the tail end of the fiber grating strain sensor 13 is connected with the acquisition instrument through a connecting wire to form an intelligent monitoring system.
In conclusion, the invention has the following advantages:
1) each component of the pipeline support is made of fiber reinforced composite FRP (fiber reinforced Plastic) profiles by using a pultrusion process, the defects that the steel components are easy to rust and fail in advance and cannot effectively restrict a gas transmission pipeline are overcome, and the maintenance cost of the support is reduced while the strength is ensured.
2) The pipeline bracket is characterized in that all components are connected mainly in a splicing and combining mode, the overall design structure of the bracket is simple, rapid assembly can be realized, and the operation is safe and practical
And the use is convenient and the reliability is high.
3) Each component form of the pipeline bracket is simple, and the pipeline bracket can be produced in a factory prefabricating and modularization mode, so that the cost is reduced.
4) Because the optical fiber and the FRP material have natural compatibility, the fiber bragg grating strain sensor is embedded into the GFRP material constraint structure, so that an optical fiber intelligent product can be formed, the working state of the pipeline support can be monitored in real time, and the aim of early warning is fulfilled.
5) The pipe restraining and connecting component and the pipe bracket are applied with pretension force, so that certain clamping force is provided, and the gas transmission pipe is more stable.
The technical means disclosed in the invention scheme are not limited to the technical means disclosed in the above embodiments, but also include the technical scheme formed by any combination of the above technical features.
Claims (8)
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| CN202010174967.7A CN111322461B (en) | 2020-03-13 | 2020-03-13 | FRP intelligent pipeline support and implementation method thereof |
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| CN202010174967.7A CN111322461B (en) | 2020-03-13 | 2020-03-13 | FRP intelligent pipeline support and implementation method thereof |
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Inventor after: Wang Wenwei Inventor after: Song Weihao Inventor after: Chen Yuliang Inventor after: Liang Liang Inventor after: Ru Zhimin Inventor after: Shen Yang Inventor after: Tian Jun Inventor after: Huang Hui Inventor after: Zhou Chang Inventor before: Wang Wenwei Inventor before: Zhou Chang Inventor before: Song Weihao Inventor before: Chen Yuliang Inventor before: Liang Liang Inventor before: Ru Zhimin Inventor before: Shen Yang Inventor before: Tian Jun Inventor before: Zheng Yuzhou Inventor before: Huang Hui |
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Effective date of registration: 20211208 Address after: 210096, No. four archway, Xuanwu District, Jiangsu, Nanjing 2 Patentee after: SOUTHEAST University Patentee after: Jiangsu hengmeide New Material Co., Ltd Address before: 210096, No. four archway, Xuanwu District, Jiangsu, Nanjing 2 Patentee before: SOUTHEAST University |