CN104727344B - Submerged floating tunnel anti-collision structure in water - Google Patents
Submerged floating tunnel anti-collision structure in water Download PDFInfo
- Publication number
- CN104727344B CN104727344B CN201510148526.9A CN201510148526A CN104727344B CN 104727344 B CN104727344 B CN 104727344B CN 201510148526 A CN201510148526 A CN 201510148526A CN 104727344 B CN104727344 B CN 104727344B
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- submerged floating
- water
- floating tunnel
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/063—Tunnels submerged into, or built in, open water
- E02D29/067—Floating tunnels; Submerged bridge-like tunnels, i.e. tunnels supported by piers or the like above the water-bed
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/20—Equipment for shipping on coasts, in harbours or on other fixed marine structures, e.g. bollards
- E02B3/26—Fenders
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0001—Rubbers
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0004—Synthetics
- E02D2300/0006—Plastics
- E02D2300/0014—PU
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Ocean & Marine Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Lining And Supports For Tunnels (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The invention discloses submerged floating tunnel anti-collision structure in a kind of water, it is characterized in that: anti-collision structure is the anticollision energy eliminating sleeve pipe covering on submerged floating tunnel outer wall, anticollision energy eliminating sleeve pipe axial segmentation be set to can independent dismounting each crashproof pipeline section, crashproof pipeline section is set to each section of jurisdiction along circumference burst on submerged floating tunnel outer wall, each section of jurisdiction is fixedly connected with by high-strength bolt with submerged floating tunnel outer wall, axially refers to the current direction of submerged floating tunnel in water; Each section of jurisdiction is multi-layer combined structure, multi-layer combined structure comprises the elastic polyurethane panel that is in top layer and the energy dissipating bed course that is in nexine, between elastic polyurethane panel and energy dissipating bed course, be formed with airtight pressure-bearing water cavity, in pressure-bearing water cavity, be injected with artesian water. The present invention is applied to submerged floating tunnel in water, and its elasticity is large, corrosion-resistant and can bear the shocks such as large-tonnage shipwreck, abundant apparatus with shock absorbing.
Description
Technical field
The present invention relates to the safeguard structure of submerged floating tunnel in a kind of water, particularly the anti-collision structure of submerged floating tunnel in a kind of water.
Background technology
Submerged floating tunnel in water, claims again unit of Archimedes bridge, is a kind of new mode of transportation of passing through waters. Its deadweight by structure,The acting in conjunction of buoyancy and anchor system maintains the balance in water and stablizes. Because this traffic concept of submerged floating tunnel in water relates toAnd field is extensive, need the problem of solution still many, therefore also do not build up in the world at present submerged floating tunnel in a practical water. ButSubmerged floating tunnel is as a kind of novel mode of transportation, the economy having due to himself and the feature of environmental protection, once come into operation,Will have application prospect very widely.
In water, submerged floating tunnel is a kind of underwater structure, and its security performance is particularly outstanding, is different from the peace of land road, bridgeFull accident only can affect part, and submerged floating tunnel structural safety problem is of overall importance, once tunnel structure fracture or cracking, tunnelAround water under high pressure can infiltrate rapidly tunnel internal, causes grave danger.
Submerged floating tunnel, as the huge means of transportation under water of one, likely can suffer from accidental load and clash into, to the greatest extent within projected lifePipe probability of happening is very little, but design theory framework must take into full account. In the situation that there is no specific safety protection, if run into prominentThe marine accident of sending out: may directly clash into submerged floating tunnel as shipwreck, air crash etc., cause damage. In existing safeguard procedures, withHave certain crashproof effect although aluminum sleeve pipe is wrapped in tunnel outer wall, the ability of absorbing impact energy is very limited, if run intoHeavy shipwreck clashes into, and the security of submerged floating tunnel is difficult to be guaranteed, about the safety of Impact Load low suspension tunnel structureProperty have no so far relevant report.
Summary of the invention
The present invention is for avoiding the existing weak point of above-mentioned prior art, and a kind of elasticity that is applied to submerged floating tunnel in water is providedGreatly, corrosion-resistant and can bear that large-tonnage shipwreck etc. clashes into, abundant submerged floating tunnel anti-collision structure in the water of apparatus with shock absorbing.
The present invention for the technical scheme that technical solution problem adopts as follows:
In water of the present invention, the feature of submerged floating tunnel anti-collision structure is: described anti-collision structure is to cover crashproof on submerged floating tunnel outer wallEnergy dissipating sleeve pipe, described anticollision energy eliminating sleeve pipe axial segmentation be set to can independent dismounting each crashproof pipeline section, described crashproof pipeline section existsOn submerged floating tunnel outer wall, be set to each section of jurisdiction along circumference burst, described each section of jurisdiction and submerged floating tunnel outer wall are fixed and are connected by high-strength boltConnect the described current direction that axially refers to submerged floating tunnel in water; Described each section of jurisdiction is multi-layer combined structure, described MULTILAYER COMPOSITEFormula structure comprises the elastic polyurethane panel that is in top layer and the energy dissipating bed course that is in nexine, at described elastic polyurethane panel with disappearCan between bed course, be formed with airtight pressure-bearing water cavity, in described pressure-bearing water cavity, be injected with artesian water;
In water of the present invention, the feature of submerged floating tunnel anti-collision structure is also: the form that is matrix on described elastic polyurethane panel is dividedThe each osculum of cloth is provided with single slope drainage valve in described osculum, and the single slope drainage valve of one-way conduction makes to inject in pressure-bearing water cavityArtesian water can in the time of the pressure of setting, discharge pressure-bearing water cavity.
In water of the present invention, the feature of submerged floating tunnel anti-collision structure is also: described elastic polyurethane panel be hardness Shao Shi 60D～The pouring polyurethane rubber CPU of 75D; Described energy dissipating bed course is taking toughening type epoxy vinyl ester resin EVER as matrix materialMaterial is laid with curved plate in described matrix material; On the surface of described high-strength bolt and at the table of described single slope drainage valveFace is coated with polyurethane anticorrosion coating.
In water of the present invention, the feature of submerged floating tunnel anti-collision structure is also: adopt liquid epoxy radicals end-blocking fourth for described matrix materialNitrile rubber ETBN carries out toughness reinforcing.
In water of the present invention, the feature of submerged floating tunnel anti-collision structure is also: the curved plate in described matrix material is axial etc. along section of jurisdictionSpacer ring is around arranging.
Compared with prior art, beneficial effect is embodied in the present invention:
1, as the anti-collision structure of submerged floating tunnel in water, the present invention adopts multi-layer combined energy dissipating sleeve structure, has energy absorption abilityBy force, feature that deformability is strong, contrast the crashproof sleeve pipe of existing aluminum, can reduce to greatest extent burst accident (as shipwreck,Air crash etc.) damage that submerged floating tunnel body is caused.
2, pressure-bearing water cavity is set in the present invention, while shock in tunnel, discharges by the osculum of multiple single slope drainage valve controlInner artesian water reaches the object that weakens impact energy, and after clashing into, can utilize seawater to fill pressure-bearing by water plugWater cavity, makes full use of the residing environments such as subsea in tunnel, energy-conserving and environment-protective.
3, energy dissipating bed course light weight in the present invention, intensity are high, toughness reinforcing and in conjunction with curved plate structure by rubber elastomer, can be effectiveWeaken impact load, and ensure, under the shock of single large-tonnage shipwreck etc., himself there will not be larger distortion and break.
The curved plate structure of 4, arranging in energy dissipating bed course in the present invention can weaken the impact energy from different directions well,The crashproof ability that greatly improves energy dissipating sleeve pipe, further weakens the energy that is delivered to submerged floating tunnel body, reduces impact energy to outstandingThe destruction of floating tunnel body.
5, in the present invention, each crashproof pipeline section is separate, and also separate between each section of jurisdiction in pipeline section, adopts bolt to connectBe connected into entirety, easy installation and removal is quick. If crashproof pipeline section is damaged, can only change impaired single section of jurisdiction, largeThe large engineering maintenance expense of saving.
Brief description of the drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the cross sectional representation of structure of the present invention;
Fig. 3 is anti-collision pipe segment structure schematic diagram in the present invention;
Fig. 4 is crashproof pipeline section cross-sectional structure schematic diagram of the present invention;
Fig. 5 is single slope drainage valve arrangement schematic diagram in the present invention;
Number in the figure: 1 elastic polyurethane panel, 2 pressure-bearing water cavities, 3 energy dissipating bed courses, 3a matrix material, 3b curved plate,4 submerged floating tunnel outer walls, 5 high-strength bolts, 6 road surfaces, 7 roadbeds, 8 tension legs, 9 waters surface, 10 vehicles, 11 crashproof pipeline sections,12 anchors, 13 single slope drainage valves, 14 springs.
Detailed description of the invention
Referring to Fig. 1 and Fig. 2, in the present embodiment, in water, submerged floating tunnel anti-collision structure is to cover crashproof on submerged floating tunnel outer wall 4Energy dissipating sleeve pipe, anticollision energy eliminating sleeve pipe axial segmentation be set to can independent dismounting each crashproof pipeline section 11, adjacent each crashproof pipeline section 11Between interval 0.3～0.6m.
As shown in Figure 3, in the present embodiment, crashproof pipeline section 11 is set to be fan-shaped along circumference burst on submerged floating tunnel outer wall 4Each section of jurisdiction, each section of jurisdiction complete cycle is around covering or being to form covering in end face and the side of submerged floating tunnel, outside each section of jurisdiction and submerged floating tunnelWall 4 is fixedly connected with by high-strength bolt 5, axially refers to the current direction of submerged floating tunnel in water; Each section of jurisdiction is multi-layer combined knotStructure, multi-layer combined structure comprises and is in the elastic polyurethane panel 1 on top layer and is in nexine, fits tightly outside submerged floating tunnelThe energy dissipating bed course 3 of wall 4 is formed with airtight pressure-bearing water cavity 2, artesian water between elastic polyurethane panel 1 and energy dissipating bed course 3In chamber 2, be injected with artesian water, this multi-layer combined structure can reach the object of energy-dissipating and shock-absorbing well.
The diameter of crashproof pipeline section 11 is specifically according to the external diameter setting of submerged floating tunnel outer wall 4, outermost elastic polyurethane panel 1 energyEnough reach the object of ground floor energy dissipating, form sealed environment with energy dissipating bed course 3, i.e. pressure-bearing water cavity 2, at pressure-bearing water cavity 2 simultaneouslyAfter middle filling seawater, form the spilled water hole by being controlled by multiple single slope drainage valves 13, to sluice to weaken the pressure-bearing of Impact energyWater cavity 2, finally, by the vibration isolation and damping of the 3rd layer of energy dissipating bed course 3, reduces finally to act on the impact on submerged floating tunnel outer wall 4Energy.
Shown in Fig. 3, in the present embodiment, on elastic polyurethane panel 1, be the each osculum of formal distribution of matrix, in osculumBe provided with single slope drainage valve 13, the single slope drainage valve 13 of one-way conduction can set the artesian water injecting in pressure-bearing water cavity 2Pressure time discharge pressure-bearing water cavity 2.
In concrete enforcement, elastic polyurethane panel 1 is the pouring polyurethane rubber CPU of hardness at Shao Shi 60D～75D; DisappearCan bed course 3 be taking toughening type epoxy vinyl ester resin EVER as matrix material 3a, specifically adopt liquid epoxy radicals end-blocking fourthNitrile rubber ETBN carries out toughness reinforcing; In matrix material 3a, be laid with curved plate 3b, the curved plate 3b in matrix material 3aAlong section of jurisdiction axially equidistantly around arranging.
For to avoid the corrosion of seawater and marine microorganism, can be on the surface of high-strength bolt 5 and at the table of single slope drainage valve 13Face all applies polyurethane anticorrosion coating.
As shown in Figure 2, in specific embodiment, at the bottom of in water, submerged floating tunnel is fixed on waters by tension leg 8 by anchor 12Portion, submerged floating tunnel is positioned at 9 times certain depth places of the water surface, and roadbed paving 7 and road surface 6 in submerged floating tunnel in water, for vehicle10 and pedestrian pass through.
As shown in Figure 5, under normal condition, single slope drainage valve 13 is in closed condition, but in the time being subject to clashing into, in pressure-bearing water cavityHydraulic pressure increases, and spring 14 overcomes spring force and frictional force is opened single slope drainage valve 13, and compression current are pressed direction of arrow stream in figureMoving, single slope drainage valve 13 can ensure the normal work of crashproof sleeve pipe, in the time clashing into, reaches by the earial drainage direction of controlling artesian waterThe object of energy-dissipating and shock-absorbing.
Behind prefabricated section of jurisdiction, install under water on land, select several sections of jurisdiction, along the circumference of submerged floating tunnel outer wall 4 andAxially burst, segmentation are installed, and after installation, the present invention can play good disappearing in the time there is the burst accidents such as marine shipwreckEnergy damping effect, weakens the impact energy being delivered on tunnel body greatly, submerged floating tunnel body and vehicle 10 Hes in protection waterPersonnel's safety, after accident, only needs crashproof pipeline section 11 and adjacent tubular segments thereof to being impacted to detect, if find sleeve pipeOccur be obviously out of shape or break, only need to change single impaired section of jurisdiction.
The present embodiment is taking submerged floating tunnel in water as model, and corresponding structure setting can be also offshore oil, natural gas transportation pipeThe isometric fine texture in road.
Claims (5)
1. a submerged floating tunnel anti-collision structure in water, is characterized in that: described anti-collision structure is to cover on submerged floating tunnel outer wall (4)Anticollision energy eliminating sleeve pipe, described anticollision energy eliminating sleeve pipe axial segmentation be set to can independent dismounting each crashproof pipeline section (11), described inCrashproof pipeline section (11) is above set to each section of jurisdiction along circumference burst, described each section of jurisdiction and submerged floating tunnel outer wall (4) at submerged floating tunnel outer wall (4)Be fixedly connected with the described current direction that axially refers to submerged floating tunnel in water by high-strength bolt (5); Described each section of jurisdiction is MULTILAYER COMPOSITEFormula structure, described multi-layer combined structure comprises the elastic polyurethane panel (1) that is in top layer and the energy dissipating bed course (3) that is in nexine,Between described elastic polyurethane panel (1) and energy dissipating bed course (3), be formed with airtight pressure-bearing water cavity (2), described pressure-bearing water cavity (2)In be injected with artesian water.
2. submerged floating tunnel anti-collision structure in water according to claim 1, is characterized in that: at described elastic polyurethane panel (1)On be the each osculum of formal distribution of matrix, in described osculum, be provided with single slope drainage valve (13), the unidirectional row of one-way conductionWater valve (13) makes the artesian water injecting in pressure-bearing water cavity (2) can in the time of the pressure of setting, discharge pressure-bearing water cavity (2).
3. submerged floating tunnel anti-collision structure in water according to claim 2, is characterized in that: described elastic polyurethane panel (1)The pouring polyurethane rubber of hardness at Shao Shi 60D～75D; Described energy dissipating bed course (3) is to set with toughening type epoxy vinyl esterFat EVER is matrix material (3a), is laid with curved plate (3b) in described matrix material (3a); In described high-strength bolt (5)Surface and be coated with polyurethane anticorrosion coating on the surface of described single slope drainage valve (13).
4. submerged floating tunnel anti-collision structure in water according to claim 3, is characterized in that: for described matrix material (3a)Adopt liquid epoxy radicals end-blocking acrylonitrile-butadiene rubber ETBN to carry out toughness reinforcing.
5. according to submerged floating tunnel anti-collision structure in the water described in claim 3 or 4, it is characterized in that: described matrix material (3a)In curved plate (3b) along section of jurisdiction axially equidistantly around arranging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510148526.9A CN104727344B (en) | 2015-03-31 | 2015-03-31 | Submerged floating tunnel anti-collision structure in water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510148526.9A CN104727344B (en) | 2015-03-31 | 2015-03-31 | Submerged floating tunnel anti-collision structure in water |
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| Publication Number | Publication Date |
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| CN104727344A CN104727344A (en) | 2015-06-24 |
| CN104727344B true CN104727344B (en) | 2016-05-11 |
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| CN201510148526.9A Expired - Fee Related CN104727344B (en) | 2015-03-31 | 2015-03-31 | Submerged floating tunnel anti-collision structure in water |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105780810A (en) * | 2016-04-21 | 2016-07-20 | 招商局重庆交通科研设计院有限公司 | Water suspension tunnel connector |
| CN108166445A (en) * | 2018-03-17 | 2018-06-15 | 河南水利与环境职业学院 | A kind of groynes Head protective devices |
| CN108824507B (en) * | 2018-08-31 | 2020-02-18 | 重庆工程职业技术学院 | Detection feedback system for wave flow load of suspension tunnel |
| CN109653248B (en) * | 2018-11-07 | 2020-08-04 | 浙江大学 | Adjustable anchor cable device for anchoring suspended tunnel pipe body |
| CN111252196B (en) * | 2020-01-20 | 2021-02-26 | 中交第三航务工程局有限公司 | Anti-collision warning system of underwater cable-stayed suspension tunnel |
| CN111597611B (en) * | 2020-05-06 | 2021-03-09 | 中铁（天津）隧道工程勘察设计有限公司 | Method for analyzing underwater dynamic force of tunnel in suspension state in water |
| CN112900497B (en) * | 2021-02-20 | 2022-05-13 | 温州大学 | Outer sleeve movable type suspension tunnel pipe joint |
| CN113062358B (en) * | 2021-02-20 | 2022-05-13 | 温州大学 | Movable suspension tunnel pipe joint with inner sleeve |
| CN113529797B (en) * | 2021-08-12 | 2022-07-05 | 绍兴文理学院 | Anchoring device for incremental launching construction of suspended tunnel segment |
| CN116201174B (en) * | 2023-05-05 | 2023-07-04 | 中国海洋大学 | Air bag for submarine tunnel, submarine tunnel and collision detection method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR101334373B1 (en) * | 2012-04-13 | 2013-11-29 | 한국철도기술연구원 | Submerged floating tunnel apparatus |
| JP5935756B2 (en) * | 2013-05-20 | 2016-06-15 | Ｊｆｅスチール株式会社 | Seismic reinforcement structure for joints of submerged tunnels. |
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2015
- 2015-03-31 CN CN201510148526.9A patent/CN104727344B/en not_active Expired - Fee Related
Patent Citations (5)
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|---|---|---|---|---|
| CN1487151A (en) * | 2003-08-25 | 2004-04-07 | 中国科学院力学研究所 | Archimedes bridge with protecting shell |
| CN201195847Y (en) * | 2008-05-04 | 2009-02-18 | 阿基米德桥国际公司 | Suspending tunnel in water |
| CN101392537A (en) * | 2008-10-15 | 2009-03-25 | 合肥工业大学 | Energy dissipating connecting device for suspending tunnel in water |
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| CN104727344A (en) | 2015-06-24 |
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