CN109695458A - Utilize the tunnel lining structure crack over strait repair system of marmem - Google Patents
Utilize the tunnel lining structure crack over strait repair system of marmem Download PDFInfo
- Publication number
- CN109695458A CN109695458A CN201910039193.4A CN201910039193A CN109695458A CN 109695458 A CN109695458 A CN 109695458A CN 201910039193 A CN201910039193 A CN 201910039193A CN 109695458 A CN109695458 A CN 109695458A
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- Prior art keywords
- marmem
- section
- crack
- tunnel
- over strait
- Prior art date
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- Granted
Links
- 230000008439 repair process Effects 0.000 title claims abstract description 23
- 238000005520 cutting process Methods 0.000 claims abstract description 16
- 239000011433 polymer cement mortar Substances 0.000 claims abstract description 16
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 10
- 239000011888 foil Substances 0.000 claims abstract description 10
- 238000006243 chemical reaction Methods 0.000 claims abstract description 8
- 238000010438 heat treatment Methods 0.000 claims abstract description 8
- 238000003756 stirring Methods 0.000 claims abstract description 7
- 229910000734 martensite Inorganic materials 0.000 claims abstract description 6
- 238000002156 mixing Methods 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 6
- 230000006835 compression Effects 0.000 claims abstract description 5
- 238000007906 compression Methods 0.000 claims abstract description 5
- 238000009833 condensation Methods 0.000 claims abstract description 5
- 230000005494 condensation Effects 0.000 claims abstract description 5
- 230000009466 transformation Effects 0.000 claims abstract description 4
- 238000005452 bending Methods 0.000 claims abstract description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 11
- 239000000956 alloy Substances 0.000 claims description 11
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 5
- 239000011083 cement mortar Substances 0.000 claims description 4
- 238000011049 filling Methods 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
- 239000010931 gold Substances 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 3
- 238000006116 polymerization reaction Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000011414 polymer cement Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000002910 structure generation Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/003—Linings or provisions thereon, specially adapted for traffic tunnels, e.g. with built-in cleaning devices
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
- E21D11/105—Transport or application of concrete specially adapted for the lining of tunnels or galleries ; Backfilling the space between main building element and the surrounding rock, e.g. with concrete
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Lining And Supports For Tunnels (AREA)
- Working Measures On Existing Buildindgs (AREA)
Abstract
The present invention relates to a kind of tunnel lining structure crack over strait repair systems using marmem, the marmem section of pre-buried bent tube form in liner structure, the bending direction of marmem section is towards lining cutting inner surface, the marmem intersegmental part of the arc tunnel segment structure of closure fills up polymer cement mortar, and single-chip microcontroller, power supply, several heating resistor films being pasted in marmem section and the foil gauge for connecting single-chip microcontroller are connected to lining cutting inner surface by built-in electric wire；When lining cutting external crack is more than to limit width, the strain of marmem section increases, so that being attached to single-chip microcontroller reaction, startup power supply increases temperature to martensite Reverse Martensitic Transformation Temperatures or more, so that marmem section is generated shape and restores, compression is generated to liner structure and makes crack self-healing, marmem section deformation simultaneously, interior polymer cement mortar seeps water with crack to flow out, and fills micro-cracks, it is reacted with the curing agent for mixing and stirring concrete in advance, forms crack condensation.
Description
Technical field
The present invention relates to a kind of tunnel lining structure crack over strait repair systems, and in particular to a kind of to be closed using shape memory
The tunnel lining structure crack over strait repair system of gold.
Background technique
With the development of today's society, tunnel transport has become a kind of most important means of transportation of people, due to over strait
Stabilization, convenient of the tunnel relative to ship, its construction and maintenance are even more to have attracted much attention in recent years.People gradually recognize tunnel over strait
The development of road external crack causes tremendous influence to its safety, and since tunnel local environment over strait makes its maintenance processes
Middle crack repairing is difficult, so considering that its crack is automatically repaired great meaning at the beginning of tunnel construction over strait.
The outer researcher of Current Domestic is main for the method for tunnel slot reparation over strait or after crack generates, and leads to
It crosses the means that artificial and instrument combines and regularly detects fracture width, then by injecting colloid, fixed material etc. into crack
Method is repaired；Or reparation is fixed to entire tunnel lining structure by large-scale fixation device.Former approach
It is not only limited by instrument and equipment and artificial observation factor etc., while field monitoring needs to put into a certain amount of manpower and material resources, and
And cannot in real time, timely repair Lining Crack, not smart enoughization.Later approach is in landform, ring to tunnel lining structure
There is certain requirement in border, while just needing to put into a large amount of manpower and material resources in tunnel lining structure first stage of construction.
Summary of the invention
Present invention aims to overcome that above-mentioned the deficiencies in the prior art, propose a kind of tunnel over strait using marmem
Road liner structure crack repair system realizes that, in prosthetic monitoring, tunnel lining structure external crack over strait is more than limit
After definite value, tunnel lining structure can be realized the self-regeneration in crack.
It is using technical solution to solve its technical problem: a kind of tunnel-liner knot over strait using marmem
Structure crack repair system, including liner structure, foil gauge, heating resistor film, single-chip microcontroller, power supply, it is pre-buried in the liner structure
The marmem section of bent tube form, the bending direction of marmem section form the arc of closure towards lining cutting inner surface
The marmem intersegmental part of the marmem section of shape tunnel segment structure, the arc tunnel segment structure of the closure fills up polymerization
Object cement mortar, the single-chip microcontroller, power supply, several heating resistor films being pasted in marmem section and connection single-chip microcontroller
Foil gauge lining cutting inner surface is connected to by built-in electric wire；When lining cutting external crack is more than to limit width, the shape note
Recall the strain of alloy section to increase, so that being attached to single-chip microcontroller reaction, startup power supply and heating resistor film increase temperature to geneva
More than body Reverse Martensitic Transformation Temperatures, so that marmem section is generated shape and restore, compression is generated to liner structure, crack is cured
It closes, while marmem section deforms, interior polymer cement mortar seeps water with crack to flow out, and fills micro-cracks, and pre-
The curing agent reaction for mixing and stirring concrete, forms crack condensation.
Further, the section that Duan Weisan marmem piece of the marmem is welded is semicircular
Marmem pipe road, the aperture position of marmem pipe piece are the line in the semicircle center of circle, the marmem
After filling full polymer cement mortar by both ends in pipeline, marmem pipe road both ends are compacted to form a closure
Marmem section.
Further, the marmem section of the bent tube form is NiTiNb marmem, the NiTiNb shape
Shape memory alloys and concrete binding provide certain constraint in the case where crack growth.
Further, the marmem section restores shape, and crack remains on marmem section after being restored
On polymer cement mortar reacted with the curing agent for mixing and stirring concrete in advance, the fixed marmem section for restoring deformation,
Rock-steady structure.
The beneficial effects of the present invention are:
The present invention compared with prior art, has the following obvious advantages: 1, this tunnel lining structure crack over strait is repaired
System can be just installed in tunnel structure first stage of construction, and investment great effort is not needed in the maintenance of later period liner structure,
Self healing in liner structure crack may be implemented, this liner structure crack repair system input cost is few, largely saves inspection
The cost of labor of survey personnel, and there is stronger scalability, ordinary municipal tunnel or massif tunnel can be put by improvement
In the reparation in road liner structure crack；2, this tunnel lining structure crack over strait repair system is closed using new material shape memory
The heated characteristic for restoring shape of gold repairs crack and the combination of single-chip microcontroller and marmem section, has intelligence,
The development of artificial real-time monitoring Lining Crack is not needed；3, the shape in this tunnel lining structure crack over strait repair system
Memorial alloy section is that section made of the curling of marmem piece is semicircular pipeline, and curling aperture position is the semicircle center of circle
Line pipe ends are compacted to be formed after filling full polymer cement mortar by both ends in marmem pipe road
The marmem section of one closure pipeline during marmem section heated recovery shape is opened, polymer cement
Mortar fills up minute crack with crack infiltration outflow；4, marmem in this tunnel lining structure crack over strait repair system
Segment pipe section can sufficiently store polymer cement mortar for semicircle and be easy to make wherein polymer water after restoring deformation again
Cement mortar outflow；5, after the marmem section in this tunnel lining structure crack over strait repair system restores deformation, in
Polymer cement mortar outflow in portion's is reacted with the curing agent mixed and stirred in concrete in advance can also fix the shape note for having restored deformation
Recall alloy, rock-steady structure；6, this tunnel lining structure crack over strait repair system can realize tunnel lining structure crack over strait
Self-regeneration conserves industry for entire tunnel-liner and provides a kind of novel crack restorative procedure, so that Lining Crack reparation
With intelligence, more novelty, direction also is repaired for liner structure crack, a kind of new thinking is provided.
Detailed description of the invention
Fig. 1 is the tunnel lining structure crack repair system overall schematic over strait of the present invention in embodiment；
Fig. 2 is the Lining Crack repairing effect figure of the present invention in embodiment；
Fig. 3 is present invention foil gauge layout drawing in marmem section in embodiment；
Fig. 4 is the schematic diagram before the marmem section of the present invention in embodiment is closed completely；
Fig. 5 is schematic diagram after the marmem section closing of the present invention in embodiment.
Specific embodiment
With reference to the accompanying drawing, the present invention is described in further detail by a preferred embodiment.
Firstly, to the overall structure of such tunnel lining structure crack over strait repair system using marmem into
Row description.
As shown in Figure 1, the figure is depicted as entire tunnel lining structure crack over strait repair system, including it is embedded in lining cutting knot in advance
The marmem section 1 of arc tunnel segment structure in structure 22, close-shaped memorial alloy intersegmental part, which is filled out, is filled with polymer water
Cement mortar 3, the monolithic connected by the first to the 6th foil gauge 9~14 and route 15 that are pasted in marmem section 1
Machine 4, power supply 5 and be pasted on marmem first to third heating resistor film 6~8, mixed and stirred in advance in liner structure
Curing agent 20 in concrete.The marmem section 1 of arc tunnel segment structure is embedded in inside liner structure in advance outside away from lining cutting
Surface is about 30 centimetres of position, when having one in lining cutting external crack 16~19 is more than to limit width, marmem
1 strain of section increases, and to be attached to single-chip microcontroller 4 according to the relationship between strain and resistance to react, startup power supply 5 increases temperature
More than degree to martensite Reverse Martensitic Transformation Temperatures, so that marmem section 1 is generated shape and restore, arc memorial alloy section shape is restored
Compression is generated to liner structure and makes crack self-healing, while memorial alloy section of jurisdiction deforms, the slurry of interior polymer cement bonded sand 3 is with splitting
Seam infiltration outflow, fills micro-cracks, reacts with the curing agent for mixing and stirring concrete in advance, forms crack condensation, while solidification has become
The memorial alloy section of shape.
As shown in Fig. 2, the figure is depicted as the ideograph of tunnel lining structure crack self-healing over strait, figure drafting has been healed
Lining Crack and restore shape after marmem section.
As shown in figure 3, foil gauge layout drawing in the be depicted as marmem section of the figure, drafts each marmem
Section pastes the first to the 6th foil gauge 9~14, foil gauge route and 5 phase of single-chip microcontroller 4 and power supply close to that side of lining cutting outer surface
Connection, for judging whether crack reaches restriction width on the outside of lining cutting.When have in lining cutting external crack 16~19 one be more than limit
When fixed width is spent, the strain of marmem section increases, and to be attached to single-chip microcontroller according to the relationship between strain and resistance
Reaction, startup power supply.
Next, the manufacturing process of such marmem section is described.
As shown in figure 4, the bent tube form marmem segmental arc of drafting is that a length is 2 on circle that radius is 4 meters
The circular arc of rice.The section that production Duan Weisan marmem piece of marmem 23,24,25 is welded first is half
10 centimetres of semicircular pipelines of diameter, marmem piece 23,24 is respectively welded on semicircular in shape shape memory alloy 25
Soldering opening is 26,27, it is made to constitute the semicircular confuser 2 of one section of section, and the aperture position of confuser 2 is the semicircle center of circle
Line will fill full polymer cement mortar by both ends in marmem pipe road.
As shown in figure 5, the be depicted as inside of the figure has been filled with polymer cement mortar, and the envelope that both ends compacting is closed
The marmem pipe road section closed, compacting mouth are 28,29.
The marmem section 1 of bent tube form is NiTiNb marmem, NiTiNb marmem and mixed
Solidifying soil has good caking property, and has certain intensity, and certain constraint can be provided in the case where crack growth.Shape
Shape memory alloys section restores shape, crack remain on after being restored polymer cement mortar in marmem section with
The curing agent reaction of concrete, the fixed marmem section for restoring deformation, rock-steady structure are mixed and stirred in advance.
Embodiments of the present invention action and effect:
The above embodiment of the present invention is by a kind of based on the heated tunnel over strait for restoring deformation characteristic production of marmem
Road liner structure crack repair system, so that the strain of marmem section increases when lining cutting external crack is more than to limit width
Greatly, so that being attached to single-chip microcontroller reaction, startup power supply increases temperature, so that marmem is generated shape and restores, arc
Memorial alloy section shape is restored to make crack self-healing to liner structure generation compression, while memorial alloy section of jurisdiction deforms, internal
Polymer cement mortar seeps water with crack to flow out, and fills micro-cracks, reacts with the curing agent for mixing and stirring concrete in advance, forms crack
Condensation, while solidifying strained memorial alloy section.The present invention is split can be very good the to heal outside of tunnel lining structure over strait
Seam, extends the service life in tunnel over strait.
Claims (4)
1. a kind of tunnel lining structure crack over strait repair system using marmem, including liner structure, foil gauge,
Heating resistor film, single-chip microcontroller, power supply, it is characterised in that: the marmem section of pre-buried bent tube form in the liner structure,
The bending direction of marmem section forms the marmem of the arc tunnel segment structure of closure towards lining cutting inner surface
Section, the marmem intersegmental part of the arc tunnel segment structure of the closure fill up polymer cement mortar, and the monolithic is mechanical, electrical
Source, several heating resistor films being pasted in marmem section and the foil gauge for connecting single-chip microcontroller are connected by built-in electric wire
In lining cutting inner surface；When lining cutting external crack is more than to limit width, the marmem section strain increases, so that connection
In the single-chip microcontroller reaction in the marmem section, startup power supply and heating resistor film increase temperature to martensite reverse transformation
More than temperature, so that marmem section is generated shape and restore, compression is generated to liner structure and makes crack self-healing, while shape
The deformation of shape memory alloys section, interior polymer cement mortar seeps water with crack to flow out, and fills micro-cracks, mixes and stirs concrete with pre-
Curing agent reaction, formed crack condensation.
2. the tunnel lining structure crack over strait repair system according to claim 1 using marmem, special
Sign is: the section that Duan Weisan marmem piece of the marmem is welded is semicircular shape memory
Alloy pipeline, the aperture position of marmem pipe piece are the line in the semicircle center of circle, the marmem pipe Dao Neitong
After crossing the full polymer cement mortar of both ends filling, marmem pipe road both ends are compacted to form the shape memory of a closure
Alloy section.
3. the tunnel lining structure crack over strait repair system according to claim 1 using marmem, special
Sign is: the marmem section of the bent tube form is NiTiNb marmem, and the NiTiNb shape memory closes
Gold and concrete binding, to provide constraint in the case where crack growth.
4. the tunnel lining structure crack over strait repair system according to claim 1 using marmem, special
Sign is: the marmem section restores shape, and crack remains on the polymerization in marmem section after being restored
Object cement mortar is reacted with the curing agent for mixing and stirring concrete in advance, the fixed marmem section for restoring deformation, rock-steady structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910039193.4A CN109695458B (en) | 2019-01-16 | 2019-01-16 | Cross-sea tunnel lining structure crack repair system using shape memory alloy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910039193.4A CN109695458B (en) | 2019-01-16 | 2019-01-16 | Cross-sea tunnel lining structure crack repair system using shape memory alloy |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109695458A true CN109695458A (en) | 2019-04-30 |
| CN109695458B CN109695458B (en) | 2020-08-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910039193.4A Active CN109695458B (en) | 2019-01-16 | 2019-01-16 | Cross-sea tunnel lining structure crack repair system using shape memory alloy |
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| Country | Link |
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| CN (1) | CN109695458B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111333359A (en) * | 2020-02-28 | 2020-06-26 | 河海大学 | Concrete self-repairing system with self-adaptive seal heads |
| CN112267702A (en) * | 2020-10-15 | 2021-01-26 | 深圳市众安工程技术有限公司 | Crack reinforcing structure of wall body |
| CN114263126A (en) * | 2021-12-30 | 2022-04-01 | 山东省路桥集团有限公司 | Method for intelligently controlling crack threshold of concrete beam through strain of SMA wire material or reinforcement material |
| CN114319154A (en) * | 2021-12-30 | 2022-04-12 | 山东省路桥集团有限公司 | Method for intelligently controlling deflection threshold of concrete beam through strain of SMA wire material or rib material |
| CN114438907A (en) * | 2021-12-30 | 2022-05-06 | 山东省路桥集团有限公司 | Method for intelligently controlling deflection threshold of concrete beam by resistivity of SMA wire material or rib material |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111333359A (en) * | 2020-02-28 | 2020-06-26 | 河海大学 | Concrete self-repairing system with self-adaptive seal heads |
| CN111333359B (en) * | 2020-02-28 | 2021-04-09 | 河海大学 | Concrete self-repairing system with self-adaptive seal heads |
| CN112267702A (en) * | 2020-10-15 | 2021-01-26 | 深圳市众安工程技术有限公司 | Crack reinforcing structure of wall body |
| CN112267702B (en) * | 2020-10-15 | 2022-06-14 | 深圳市众安工程技术有限公司 | Repairing method of crack reinforcing structure of wall |
| CN114263126A (en) * | 2021-12-30 | 2022-04-01 | 山东省路桥集团有限公司 | Method for intelligently controlling crack threshold of concrete beam through strain of SMA wire material or reinforcement material |
| CN114319154A (en) * | 2021-12-30 | 2022-04-12 | 山东省路桥集团有限公司 | Method for intelligently controlling deflection threshold of concrete beam through strain of SMA wire material or rib material |
| CN114438907A (en) * | 2021-12-30 | 2022-05-06 | 山东省路桥集团有限公司 | Method for intelligently controlling deflection threshold of concrete beam by resistivity of SMA wire material or rib material |
| CN114438907B (en) * | 2021-12-30 | 2024-03-12 | 山东省路桥集团有限公司 | Method for intelligently controlling deflection threshold of concrete beam by using resistivity of SMA wire or rib |
| CN114319154B (en) * | 2021-12-30 | 2024-03-12 | 山东省路桥集团有限公司 | Intelligent control method for deflection threshold of concrete beam by using SMA wire or rib strain |
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