CN104032774B - Towards the method for the real-time monitoring of immersed tube tunnel rubber fastening band - Google Patents

Towards the method for the real-time monitoring of immersed tube tunnel rubber fastening band Download PDF

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CN104032774B
CN104032774B CN201410174960.XA CN201410174960A CN104032774B CN 104032774 B CN104032774 B CN 104032774B CN 201410174960 A CN201410174960 A CN 201410174960A CN 104032774 B CN104032774 B CN 104032774B
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fastening band
rubber fastening
rubber
real
center sleeve
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CN104032774A (en
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罗勇欢
陈忠海
王伟强
冯正林
周函宇
庾光忠
宁响亮
郭红锋
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Zhuzhou Times New Material Technology Co Ltd
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Abstract

The invention discloses a kind of service data by the rubber fastening band of Real-time Collection in immersed tube tunnel, and compare with the empirical data of rubber fastening band and draw the real-time running state of rubber fastening band, realize the real-time monitoring to rubber fastening band, once occur extremely can safeguarding the rubber fastening band broken down in time or changing, to ensureing that the safe operation in tunnel is of great immediate significance; The present invention describes a kind of rubber fastening band of type inflatable simultaneously, comprise the body of rubber being provided with center sleeve, the rubber inside of center sleeve is provided with the reinforcement cord of the compressive strength for increasing rubber fastening band, center sleeve arranges valve, arranges air gauge outside valve; Center sleeve keeps being connected with outside through waterstop body by the valve being furnished with digital-display air pressure table, and the quantification can carrying out gas exchanges and the internal pressure of being correlated with regulates, thus realizes the quantitatively regulating and controlling of rubber fastening band decrement.

Description

Towards the method for the real-time monitoring of immersed tube tunnel rubber fastening band
Technical field
The present invention relates to the method for real-time monitoring of rubber fastening band, be specifically related to a kind of method for real-time monitoring towards immersed tube tunnel rubber fastening band and type inflatable rubber fastening band thereof.
Background technology
Current concrete has three road water-stopping systems usually by joint water stop structure pattern: sealing and seam exterior portion sealing in the middle part of seam bottom waterstop, seam.Generally for the keypoint part of key project, usual three road water-stopping systems use simultaneously, but a lot of engineering only arranges water-stopping system in the middle part of one seam usually; The deformation joint complex structure of structure in work progress, arranges waterstop difficulty of construction within it comparatively large, simultaneously in work progress, also easy by mounted waterstop displacement and distortion, is difficult to the installation quality ensureing waterstop.
In the daily operation in tunnel, basic dependence manually carries out daily monitoring and maintenance, for rubber fastening band detection and change all there is very large difficulty, generally just can only remedy after nosing into water leakage situation, so not only inefficiency, and illustrate when there is water leakage situation that the operation situation in tunnel is very poor, exists huge potential safety hazard.If monitor in real time rubber fastening band, once occur that the abnormal timely rubber fastening band to breaking down is safeguarded or changes, to ensureing that the safe operation in tunnel is of great immediate significance.At present, the first protection of domestic and international immersed tube tunnel hermetic seal system is basic, and what adopt is GINA rubber fastening band, although this rubber fastening band can adapt to the differential settlement of pipeline section and Large travel range upholds the distortion caused, can play better stagnant water effect, its shortcoming is:
1, required precision is high, cannot fixing quantity in actual mechanical process, in installation process, due to very high to the tube coupling sinking required precision of immersed tube tunnel, but the contraposition not by regulating the size of GINA rubber fastening band compression height to realize immersed tube tube coupling connects, often cause in installation process occur crooked etc.
2, process function is more single, cannot the decrement size of Quantitative Monitoring GINA rubber fastening band, cannot shift to an earlier date the sealing operating condition of anticipation GINA rubber fastening band,
3, due to the existence of rubber slack, easily cause water stopping function to lose efficacy, and conventional structure does not have restorative, after water slop failure, cannot reparation be completed.
4, isostructural GINA rubber fastening band cost is higher, and material expense is large, and a large amount of rubber must be relied on to fill GINA rubber fastening band main part.
In sum, the conventional GINA rubber fastening band of a large amount of employing at present, mainly contains tip, body and bottom three part and forms, by the narrow structure division in compression tip, reach the quick sealing of immersed tube tunnel, continue to be compressed to body, better can maintain long sealing requirement, but the limitation of this structure is very large, function ratio is more single, and require higher to installation accuracy, and cannot quantitatively monitor in operation, can because the appearance of rubber slack causes stagnant water effect to be lost in longtime running.
Find through retrieval, name is called that the utility model patent of " a kind of bar-shape hermetic seal air bag " describes a kind of bar-shape hermetic seal air bag as shown in Figure 1, it is characterized in that: described bar-shape hermetic seal air bag is provided with Valve for aerocyst 1, the cross section of air bag is pancake, two ends respectively have one for the transitional inclined-plane 2 of air bag overlap joint, air bag junction is sealed reliable, can effectively solve the problem sealed between object, especially a difficult problem for the waterstop sealing in water between casing stake holes and pile body is solved, bar-shape hermetic seal air bag is not only applicable to the sealing of the circumferential weld of various form, vertical masonry joint can also be applicable to, the sealing of plane.Name is called that the utility model patent of " hollow inflatable, water-bound seam waterproof rubber strip " discloses that a kind of hollow is as shown in Figure 2 inflatable, water-bound seam waterproof rubber strip.It belongs to subterranean tunnel architectural waterproof material, is applicable to tunnel construction common at present and underground construction.Its structure is oval, and section structure is divided into sealing surface, fire hose and union, and medial plane sealing surface, inner side fire hose are integrated, union is planted in flank through ectonexine; The section structure of its oval rubber fastening band of the utility model makes operationally sealing surface achieve controllability, when producing the horizontal changing of the relative positions of the vertical changing of the relative positions of 500mm and 50mm between ground fissure place upper lower burrs agent structure, the agent structure of water proof rubber is not destroyed, obstructing surface is connected to two flanks with ellipse, sealing surface main body arranges multi layer waterproof line, its main body bends with annular to be reserved in seam in tunnel main body, and water-proof wire can be set to one or multi-channel.Above-mentioned two kinds of structures can realize the water stopping function at simple bar shaped seam and plane suture place, but not there is fastness function, can floating be produced, require very high to installed surface, decrement is smaller, is not suitable for the hermetic seal function in deep water field and immersed tube tunnel flexible joint field.
Summary of the invention
The object of the invention is to for above-mentioned technical problem provide a kind of by gather the real time data of rubber fastening band and empirical data compare realize to the real-time monitoring of rubber fastening band towards immersed tube tunnel rubber fastening band method for real-time monitoring.The present invention also provides a kind of energy quantitatively regulating and controlling and monitoring, the type inflatable rubber fastening band of tunnel pipe connector place water stopping function can be realized safe and convenient, not only can meet decrement and the shearing displacement of tunnel pipe connector place Large travel range, and by regulating expansion and the compressive state of center sleeve thus the quantitative decrement regulating rubber fastening band.
The present invention solves the problems of the technologies described above adopted technical scheme:
A kind of method of the real-time monitoring towards immersed tube tunnel rubber fastening band, by gathering the real time data of rubber fastening band, and the real time data collected and rubber fastening band operating experience curve are analyzed the real time status of rear acquisition rubber water-proof tape running, thus realize the real-time monitoring to rubber fastening band; Comprise the following steps:
S1: obtain rubber fastening band operating experience curve 3;
S2: the real-time monitoring data gathering rubber fastening band;
S3: real-time monitoring data and experience curve 3 are compared, realizes the real-time monitoring to rubber fastening band;
Wherein, if real-time monitoring data and experience curve 3 match, then rubber fastening band is stable;
If real-time monitoring data and experience curve 3 do not match, then by valve to center sleeve aerating ftercompction, carry out internal regulation, until real-time monitoring data and experience curve 3 match.
Rubber fastening band described in above-mentioned steps comprises body of rubber, center sleeve and valve; Described center sleeve is arranged in the middle part of described body of rubber; Described center sleeve is provided with the valve passing described body of rubber.
In the present invention, described S1 comprises the following steps:
S21: carry out software simulation analysis to rubber fastening band, determines the air pressure of rubber fastening band center sleeve under different bearer power and the change curve 1 of rubber fastening band decrement;
S22: carry out type approval test to rubber fastening band, obtains the air pressure of rubber fastening band center sleeve under different bearer power and the variation relation curve 2 of rubber fastening band decrement;
S23: change curve 1 and change curve 2 are contrasted, the permanent compression set of comprehensive rubber fastening band and aging phenomenon, carries out matching by change curve 1 and change curve 2, and carries out corresponding correction, obtains rubber fastening band operating experience curve 3.
Method for supervising described in the present invention is by the service data of the rubber fastening band of Real-time Collection in immersed tube tunnel, and compare with the empirical data of rubber fastening band and draw the real-time running state of rubber fastening band, realize the real-time monitoring to rubber fastening band, once occur extremely can safeguarding the rubber fastening band broken down in time or changing, to ensureing that the safe operation in tunnel is of great immediate significance.
The present invention also provides a kind of type inflatable rubber fastening band can applying above-mentioned method for supervising, comprise: in the middle part of described body of rubber, center sleeve is set, the rubber inside of center sleeve is provided with reinforcement cord, center sleeve arranges valve, arranges air gauge outside valve; The rubber inside of center sleeve is provided with reinforcement cord, for increasing the compressive strength of rubber fastening band; Center sleeve keeps being connected with outside through waterstop body by valve, can carry out the gas exchanges of being correlated with, thus realize the adjustment of rubber fastening band decrement; Valve is furnished with digital-display air pressure table, the quantification that can realize internal pressure regulates, thus realizing the quantitatively regulating and controlling of rubber fastening band decrement, this is in immersed tube tube coupling installation and operation process, has very large directive significance to the dynamic change of rubber fastening band and effective monitoring; Simultaneously, by regulating expansion and the compressive state of center sleeve, the slack produced under can having the long-term tension and compression operating mode of efficient recovery elastomeric material, stop the water slop failure problem that rubber fastening band causes due to slack change, thus reach hermetic seal effect greatly, improve the life-span and safety run in tunnel; Center sleeve has certain thickness high elastic rubber, and the large I of thickness designs according to product applying working condition, and center sleeve inside is provided with strengthens the compressive strength of cord for augmented airbag, and curtain cloth layer is arranged according to actual needs; Center sleeve cross sectional shape can be circular, also can be that ellipse waits other shape; Because rubber fastening band belongs to strip rubber product, the quantity of center sleeve and valve can carry out subsection setup according to rubber water-proof strip length, also according to later stage operational monitoring needs, can carry out fixed point arrange key position point.
In the present invention, arrange middle capsule in the middle part of waterstop body of rubber, center sleeve adopts certain thickness high elastic rubber; The rubber inside of center sleeve is provided with reinforcement cord, for increasing the compressive strength of rubber fastening band, center sleeve is provided with manometric valve, by regulating manometric numerical value, thus control expansion and the compressive state of center sleeve, the decrement of fixing quantity rubber fastening band, solves above-mentioned quantitative adjustment problem.The center sleeve arranged in the middle part of described body of rubber, sectional view can be circle, also can be oval grade for arbitrary shape; Described center sleeve is provided with valve, and valve can arrange in place according to actual needs.Because rubber fastening band belongs to strip rubber product, the quantity of center sleeve and valve can carry out subsection setup according to rubber water-proof strip length, also according to later stage operational monitoring needs, can carry out fixed point arrange key position point.
In the present invention, by the ftercompction to center sleeve, improve the swelling state of inside air bag, thus reach the quantitative lifting of rubber fastening band height, solve the slack problem of above-mentioned existence.
The present invention has quantitatively regulating and controlling function, arranges center sleeve in the middle part of waterstop body of rubber, and center sleeve adopts certain thickness high elastic rubber manufacture; Rubber inside is provided with the reinforcement cord of certain number of plies, for increasing waterstop compressive strength; Center sleeve is provided with manometric valve, by regulating manometric numerical value, thus control expansion and the compressive state of center sleeve, reach the decrement of fixing quantity rubber fastening band, and can by reading manometric Numerical Implementation to the real-time Supervisory control and data acquisition of rubber fastening band running status.
The present invention has repair function, by the ftercompction to center sleeve, improves the swelling state of inside air bag, thus reaches the quantitative lifting of rubber fastening band height.
Type inflatable rubber fastening band provided by the present invention compared with prior art, have the following advantages: one, the center sleeve strengthening cord is provided with in the middle part of described waterstop body of rubber, the decrement of rubber fastening band is regulated by the expansion of center sleeve and compressive state, fully can adapt to the moderate finite deformation occurred because of reasons such as the temperature difference, matrix sedimentations, make type inflatable rubber fastening band telescopicing performance better; Its two, the center sleeve of type inflatable rubber fastening band is provided with barometric valve, workable, and easily can realize the effective monitoring of decrement size in installation and operation process of waterstop.
In sum, the invention provides a kind of method that can realize carrying out rubber fastening band monitoring in real time, by setting data collection point on rubber fastening band, the working condition of rubber fastening band in immersed tube tunnel is monitored in real time, and according to monitoring situation, state adjustment is carried out to rubber fastening band, ensure that rubber fastening band is in best duty or carries out maintenance to change, the present invention also makes larger improvement for traditional rubber water-proof band structure, make waterstop not only can bear larger displacement and the shearing of sinking tunnel section seam by arranging inflatable center sleeve in rubber fastening band inside, this type inflatable rubber fastening band is also convenient to site operation installation simultaneously.This structure design is specially adapted to Large travel range compression and shears in the waterstop sealing system of the immersed tube tunnel tube coupling joint required, good technical support is provided to this type of engineering, the sealing problem of immersed tube tunnel tube coupling gap at joint can also be solved reliably, thus the safety of extending structure and shelf life.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of the method for real-time monitoring of the present invention;
Fig. 2 is the structural representation of rubber fastening band of the present invention.
In figure: 1. body of rubber, 2. center sleeve, 3. air gauge, 4. valve, 5. strengthen cord.
Detailed description of the invention
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
In immersed tube tunnel, the sealing characteristic of rubber fastening band decides the normal operational condition of immersed tube tunnel, and rubber fastening band is as the main water-tight device of immersed tube tunnel, and its operating condition directly decides the operation in tunnel especially; For " ten tunnels nine leak " that industry exists, its main cause is because immersed tube tunnel is subaqueous construction, runs under water, and installation and the detection of rubber fastening band all have very large difficulty.In immersed tube tunnel, play to the waterproof action of rubber fastening band the decrement that topmost influence factor is rubber fastening band, the decrement of rubber fastening band directly determines the success or not of immersed tube tunnel waterproof.Therefore, carry out monitoring to the operation conditions of the rubber fastening band in immersed tube tunnel to be very important, monitoring means conventional at present estimate the decrement of rubber fastening band in immersed tube tunnel according to the calculated value of rubber fastening band, thus estimate the operation conditions of immersed tube tunnel.This method for supervising is feasible in theory, but crosses in title in practical application and often occur that the decrement of result of calculation display rubber fastening band can meet the needs that immersed tube tunnel normally runs, but immersed tube tunnel has occurred leaking water problem.The basic reason that why there will be this situation is exactly because above-mentioned computational methods itself exist larger error, and be generally all just carry out computational analysis after water leakage situation appears in immersed tube tunnel, the data calculated cannot contrast with the actual operating data of rubber fastening band, and reference significance is little in actual applications.
Therefore, as shown in Figure 1, the present embodiment proposes a kind of method of the real-time monitoring towards immersed tube tunnel rubber fastening band, statistical analysis is carried out by the real time data gathering the rubber fastening band be arranged in immersed tube tunnel, then the real time data collected and rubber fastening band operating experience curve are analyzed the real time status of rear acquisition rubber water-proof tape running, thus realize the real-time monitoring to rubber fastening band; Comprise the following steps:
S1: obtain rubber fastening band operating experience curve 3;
S2: the real-time monitoring data gathering rubber fastening band;
S3: real-time monitoring data and experience curve 3 are compared analysis, obtains the running status that rubber fastening band is current, realizes the real-time monitoring to rubber fastening band.
Wherein, if real-time monitoring data and experience curve 3 match, then rubber fastening band is stable;
If real-time monitoring data and experience curve 3 do not match, then rubber fastening band is in abnormal operational conditions, needs to carry out maintenance to rubber fastening band in time and changes, to ensure the safety in tunnel.
Rubber fastening band described in above-mentioned steps comprises body of rubber, center sleeve and valve; Described center sleeve is arranged in the middle part of described body of rubber; Described center sleeve is provided with the valve passing described body of rubber; When real-time monitoring data and experience curve 3 do not match, by valve to center sleeve aerating ftercompction, internal regulation is carried out to the decrement of rubber fastening band, until real-time monitoring data and experience curve 3 match.
In the present invention, described S1 comprises the following steps:
S21: carry out software simulation analysis to rubber fastening band, determines the air pressure of rubber fastening band center sleeve under different bearer power and the change curve 1 of rubber fastening band decrement;
S22: carry out type approval test to rubber fastening band, obtains the air pressure of rubber fastening band center sleeve under different bearer power and the variation relation curve 2 of rubber fastening band decrement;
S23: change curve 1 and change curve 2 are contrasted, the permanent compression set of comprehensive rubber fastening band and aging phenomenon, carries out matching by change curve 1 and change curve 2, and carries out corresponding correction, obtains rubber fastening band operating experience curve 3.
The present invention gathers the real-time running data of rubber fastening band automatically by setting data collection point on the rubber fastening band of immersed tube tunnel,
This patent is by introducing the collection of real time data, and handled easily person gathers in any moment, and gatherer process is simple and convenient, and the waterstop operating experience curve then data and producer provided carries out check analysis, thus judges the operating condition of waterstop.Specific implementation method is: first according to software simulation analysis, determines the air pressure of waterstop center sleeve under different bearer power and the waterstop decrement change curve 1 of this rubber fastening band, obtains rough term of reference, then by the type approval test to rubber fastening band product, draw the relation curve 2 of center sleeve air pressure and decrement under different bearer power, then two curves are contrasted, and consider permanent compression set and the aging phenomenon of product, two curves are carried out matching, and carry out corresponding correction, thus obtain more accurate air pressure and decrement change curve, as the reference index that immersed tube tunnel rubber fastening band is monitored in real time, then real-time monitoring data and experience curve 3 are compared, judge operating condition, if coincide, represent stable, otherwise need outside aerating ftercompction, carry out internal regulation, reach and meet.
As shown in Figure 2, the present invention also provides a kind of rubber fastening band of type inflatable, comprising: arrange center sleeve 2 in the middle part of body of rubber 1, and the rubber inside of center sleeve 2 is provided with strengthens cord 5, center sleeve 2 is arranged valve 4, arranges air gauge 3 outside valve 4; The rubber inside of center sleeve 2 is provided with strengthens cord 5, for increasing the compressive strength of rubber fastening band; Center sleeve 2 keeps being connected with outside through waterstop body by valve 4, can carry out the gas exchanges of being correlated with, thus realize the adjustment of rubber fastening band decrement; Valve 4 is furnished with digital-display air pressure table 3, the quantification that can realize internal pressure regulates, thus realizing the quantitatively regulating and controlling of rubber fastening band decrement, this is in immersed tube tube coupling installation and operation process, has very large directive significance to the dynamic change of rubber fastening band and effective monitoring; Simultaneously, by regulating expansion and the compressive state of center sleeve 2, the slack produced under can having the long-term tension and compression operating mode of efficient recovery elastomeric material, stop the water slop failure problem that rubber fastening band causes due to slack change, thus reach hermetic seal effect greatly, improve the life-span and safety run in tunnel; Center sleeve 2 has certain thickness high elastic rubber, and the large I of thickness designs according to product applying working condition, and center sleeve 2 inside is provided with strengthens the compressive strength of cord 5 for augmented airbag, and curtain cloth layer is arranged according to actual needs; Center sleeve 2 cross sectional shape can be circular, also can be that ellipse waits other shape; Because rubber fastening band belongs to strip rubber product, the quantity of center sleeve 2 and valve 4 can carry out subsection setup according to rubber water-proof strip length, also according to later stage operational monitoring needs, can carry out fixed point arrange key position point.
In the present invention, arrange middle capsule in the middle part of waterstop body of rubber 1, center sleeve 2 adopts certain thickness high elastic rubber; The rubber inside of center sleeve 2 is provided with strengthens cord 5, for increasing the compressive strength of rubber fastening band, center sleeve 2 is provided with manometric valve 4, by regulating manometric numerical value, thus control expansion and the compressive state of center sleeve 2, the decrement of fixing quantity rubber fastening band, solves above-mentioned quantitative adjustment problem.The sectional view of the center sleeve 2 arranged in the middle part of body of rubber 1 can be circle, also can be oval grade for arbitrary shape; Center sleeve 2 is provided with valve 4, valve 4 can arrange in place according to actual needs.Because rubber fastening band belongs to strip rubber product, the quantity of center sleeve 2 and valve 4 can carry out subsection setup according to rubber water-proof strip length, also according to later stage operational monitoring needs, can carry out fixed point arrange key position point.
In the present invention, by the ftercompction to center sleeve 2, improve the swelling state of inside air bag, thus reach the quantitative lifting of rubber fastening band height, solve the slack problem of above-mentioned existence.
The present invention has quantitatively regulating and controlling function, arranges center sleeve 2 in the middle part of waterstop body of rubber 1, and center sleeve 2 adopts certain thickness high elastic rubber; Rubber inside is provided with the reinforcement cord 5 of certain number of plies, for increasing waterstop compressive strength; Center sleeve 2 is provided with manometric valve 4, by regulating manometric numerical value, thus controls expansion and the compressive state of center sleeve 2, reaching the decrement of fixing quantity rubber fastening band.
The present invention has repair function, by the ftercompction to center sleeve 2, improves the swelling state of inside air bag, thus reaches the quantitative lifting of rubber fastening band height.
Type inflatable rubber fastening band provided by the present invention compared with prior art, have the following advantages: one, the center sleeve 2 strengthening cord 5 is provided with in the middle part of waterstop body of rubber 1, the decrement of rubber fastening band is regulated by the expansion of center sleeve 2 and compressive state, fully can adapt to the moderate finite deformation occurred because of reasons such as the temperature difference, matrix sedimentations, make type inflatable rubber fastening band telescopicing performance better; Its two, the center sleeve 2 of type inflatable rubber fastening band is provided with the valve 4 of air gauge 3, workable, and easily can realize the effective monitoring of decrement size in installation and operation process of waterstop.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.

Claims (4)

1. the method towards the real-time monitoring of immersed tube tunnel rubber fastening band, it is characterized in that: by gathering the real time data of rubber fastening band, and the real time data collected and rubber fastening band operating experience curve are analyzed the real time status of rear acquisition rubber water-proof tape running, thus realize the real-time monitoring to rubber fastening band; Comprise the following steps:
S1: obtain rubber fastening band operating experience curve 3;
S2: the real-time monitoring data gathering rubber fastening band;
S3: real-time monitoring data and experience curve 3 are compared, realizes the real-time monitoring to rubber fastening band;
Wherein, if real-time monitoring data and experience curve 3 match, then rubber fastening band is stable;
If real-time monitoring data and experience curve 3 do not match, then rubber fastening band is in abnormal operational conditions.
2. the method for a kind of real-time monitoring towards immersed tube tunnel rubber fastening band as claimed in claim 1, is characterized in that: described rubber fastening band comprises body of rubber, center sleeve and valve; Described center sleeve is arranged in the middle part of described body of rubber; Described center sleeve is provided with the valve passing described body of rubber.
3. the method for a kind of real-time monitoring towards immersed tube tunnel rubber fastening band as claimed in claim 2, it is characterized in that: in S3, when real-time monitoring data and experience curve 3 do not match, by valve to center sleeve aerating ftercompction, internal regulation is carried out to the decrement of rubber fastening band, until real-time monitoring data and experience curve 3 match.
4. the method for a kind of real-time monitoring towards immersed tube tunnel rubber fastening band as claimed in claim 1, is characterized in that: described S1 comprises the following steps:
S21: carry out software simulation analysis to rubber fastening band, determines the air pressure of rubber fastening band center sleeve under different bearer power and the change curve 1 of rubber fastening band decrement;
S22: carry out type approval test to rubber fastening band, obtains the air pressure of rubber fastening band center sleeve under different bearer power and the variation relation curve 2 of rubber fastening band decrement;
S23: change curve 1 and change curve 2 are contrasted, the permanent compression set of comprehensive rubber fastening band and aging phenomenon, carries out matching by change curve 1 and change curve 2, and carries out corresponding correction, obtains rubber fastening band operating experience curve 3.
CN201410174960.XA 2014-04-29 2014-04-29 Towards the method for the real-time monitoring of immersed tube tunnel rubber fastening band Active CN104032774B (en)

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CN105569077A (en) * 2014-10-17 2016-05-11 株洲时代新材料科技股份有限公司 Sectional continuous vulcanization method for inflatable GINA rubber waterstop
CN106638999A (en) * 2016-10-18 2017-05-10 中国建筑第八工程局有限公司 Waterstop structure for air bag and waterstop method of structure
CN107190777B (en) * 2017-06-30 2020-04-24 中交一航局第二工程有限公司 Butt joint system and butt joint method for final joint of immersed tunnel

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FR2523682A1 (en) * 1982-03-22 1983-09-23 Joint Francais Pneumatic, inflatable joint for surfaces - has two inflatable, interconnected air chambers in housing between two surfaces
CN201288340Y (en) * 2008-09-22 2009-08-12 钟爱民 Bar-shaped hermetic seal gasbag
CN202466526U (en) * 2011-12-31 2012-10-03 文淑凤 Water stop structure of dam pressure zone
CN202690084U (en) * 2012-06-30 2013-01-23 西北橡胶塑料研究设计院 Hollow inflatable waterproof rubber tape for water structure seam

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