CN108590677B - Intelligent shield duct piece component and shield tunnel monitoring system - Google Patents
Intelligent shield duct piece component and shield tunnel monitoring system Download PDFInfo
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- CN108590677B CN108590677B CN201810270358.4A CN201810270358A CN108590677B CN 108590677 B CN108590677 B CN 108590677B CN 201810270358 A CN201810270358 A CN 201810270358A CN 108590677 B CN108590677 B CN 108590677B
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 58
- 230000003287 optical effect Effects 0.000 claims abstract description 102
- 239000011148 porous material Substances 0.000 claims abstract description 32
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- 238000004891 communication Methods 0.000 claims abstract description 10
- 230000008859 change Effects 0.000 claims description 16
- 230000005540 biological transmission Effects 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 6
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- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
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- 238000013500 data storage Methods 0.000 description 2
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- 230000002093 peripheral effect Effects 0.000 description 2
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/0607—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining the shield being provided with devices for lining the tunnel, e.g. shuttering
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- 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
- E21D11/08—Lining with building materials with preformed concrete slabs
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/093—Control of the driving shield, e.g. of the hydraulic advancing cylinders
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
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Abstract
It includes: multiple shield duct pieces that the present invention, which provides a kind of intelligent shield duct piece component and shield tunnel monitoring system, shield tunnel monitoring system, and each shield duct piece includes: section of jurisdiction ontology and skeleton；Pore water monitoring portion, comprising: the multiple section of jurisdiction temperature sensing optic cables being separately mounted in multiple shield duct pieces, and the temperature information for communicating connection with section of jurisdiction temperature sensing optic cable receive storage unit；Strain monitoring portion, for monitoring the strained situation in shield tunnel, comprising: the multiple section of jurisdiction straining sensing optical cables being separately mounted in multiple shield duct pieces, and storage unit is received with the strain information of section of jurisdiction straining sensing optical cable communication connection；And information treatment part, storage unit is received with temperature information and strain information receives storage unit and communicates and is connected, section of jurisdiction temperature information and section of jurisdiction strain information are handled, obtain the section of jurisdiction temperature data of reaction shield tunnel pore water leakage scenarios, and the section of jurisdiction strain data of reaction shield tunnel breakage.
Description
Technical field
The present invention relates to Tunnel Engineering fields, and in particular to a kind of intelligence and includes the section of jurisdiction component at shield duct piece component
Shield tunnel monitoring system.
Background technique
With the development of optical fiber technology, also further extensively, transmission is using light as information for the application of optical fiber sensing monitoring
Carrier, in its transmission process, with electric signal without directly contacting.In the environment that some electric signals can not reach, as electromagnetism is dry
It disturbs, intense radiation, have ideal effect in inflammable and explosive, strong corrosive environment.It is widely used in civil engineering, boat
Sky, ship, electric power, petroleum, fabric structure health monitoring, fibre optical sensor and other traditional fluid pressure types, electric measuring type sense
Device is compared, and safer, stability is more preferable, measurement accuracy is higher.And quasi-distributed optical fiber sensing technology is utilized, it can be realized to pipe
The monitoring of pore water between piece ess-strain and tunnel surrounding pore water and shield duct piece may be implemented whole day and supervise at a distance
It surveys.
In shield tunnel construction and operational process, between stresses in segments strain and tunnel surrounding pore water and section of jurisdiction
Pore water be monitored be a period length, monitoring project complexity system engineering.Conventional measurement techniques are either used, still
There is the problems such as sensor is perishable, monitoring range is small, monitoring data are not discontinuously comprehensive in ventage piezometer monitoring technology.
Summary of the invention
The present invention be in order to solve the above problems and carry out, and it is an object of the present invention to provide it is a kind of intelligence shield duct piece component and
Shield tunnel monitoring system can be realized and carry out all-around intelligent prison to the strained situation and pore water leakage scenarios of shield tunnel
It surveys.
The present invention to achieve the goals above, uses following scheme.
<shield tunnel monitoring system>
The present invention provides a kind of shield tunnel monitoring system characterized by comprising multiple shield duct pieces, each shield
Section of jurisdiction includes: section of jurisdiction ontology, and is arranged in the intrinsic skeleton in section of jurisdiction；Pore water monitoring portion, for monitoring shield tunnel inner hole
The leakage scenarios of gap water, comprising: mutually correspond and be separately mounted to more in multiple shield duct pieces with multiple shield duct pieces
A section of jurisdiction temperature sensing optic cable, and the temperature information for communicating connection with section of jurisdiction temperature sensing optic cable receive storage unit, temperature
Information receives storage unit and receives the section of jurisdiction temperature information that each section of jurisdiction temperature sensing optic cable transmission comes, and is stored；Strain
Monitoring portion, for monitoring the strained situation in shield tunnel, comprising: mutually correspond with multiple shield duct pieces and pacify respectively
Multiple section of jurisdiction straining sensing optical cables in multiple shield duct pieces, and believe with the strain of section of jurisdiction straining sensing optical cable communication connection
Breath receives storage unit, and strain information receives storage unit and receives the section of jurisdiction strain letter that each section of jurisdiction straining sensing optical cable transmission comes
Breath, and stored；And information treatment part, storage unit is received with temperature information and strain information receives storage unit and leads to
Letter is connected, and handles section of jurisdiction temperature information and section of jurisdiction strain information, obtains reflection shield tunnel pore water leakage scenarios
Section of jurisdiction temperature data, and the section of jurisdiction strain data of reflection shield tunnel breakage, wherein section of jurisdiction straining sensing optical cable and section of jurisdiction
The inside that temperature sensing optic cable surrounds section of jurisdiction ontology is laid on skeleton.
In shield tunnel monitoring system according to the present invention, section of jurisdiction strain sensing can also have the following features:
Optical cable and section of jurisdiction temperature sensing optic cable shield tunnel axially and radially on it is all S-type uniformly distributed.
In shield tunnel monitoring system according to the present invention, information treatment part packet can also have the following features:
Contain: temperature treating units handle section of jurisdiction temperature information to obtain the section of jurisdiction temperature of reflection shield tunnel pore water leakage scenarios
Degree evidence；With strained handling unit, section of jurisdiction strain information is handled, and is based on section of jurisdiction temperature information from section of jurisdiction strain information
Middle rejecting strain variation information because of caused by temperature change, obtains the section of jurisdiction strain data of reflection shield tunnel breakage.
In shield tunnel monitoring system according to the present invention, section of jurisdiction temperature data can also have the following features:
For section of jurisdiction temperature variations data, section of jurisdiction strain data is section of jurisdiction strain variation situation data, and information treatment part also includes: temperature
Whether degree judges prompt unit, be more than that temperature change threshold value judges, and ties in judgement to section of jurisdiction temperature variations data
Fruit is in the case where being, there are the prompts of pore water leak risks for sending；Prompt unit is judged with strain, to section of jurisdiction strain variation
Whether situation data are more than that strain variation threshold value is judged, and in the case where the judgment result is yes, issues and there is damaged danger
The prompt of danger.
In shield tunnel monitoring system according to the present invention, can also have the following features: section of jurisdiction ontology includes:
Close to the bottom plate of the arc of shield tunnel central axes, the top plate of the arc far from central axes, in the direction parallel with central axes
Two lateral side plates of upper connecting bottom board and top plate, and on the direction perpendicular with central axes connecting bottom board and top plate two
A longitudinal direction end plate, section of jurisdiction temperature sensing optic cable are divided into according to installation position: the top plate temperature optical cable segment adjacent with top plate, with two
Two adjacent side plate temperature optical cable segments of side plate, and the two header plate temperature optical cable segments adjacent with two end plates, section of jurisdiction temperature
Situation of change data include: top plate temperature variations corresponding with the section of jurisdiction temperature information that top plate temperature optical cable segment senses
Data, two side plate temperature variations numbers corresponding with the section of jurisdiction temperature information that two side plate temperature optical cable segments sense
According to, and two header plate temperature situation of change numbers corresponding with the section of jurisdiction temperature information that two header plate temperature optical cable segments sense
According to.
In shield tunnel monitoring system according to the present invention, section of jurisdiction strain sensing can also have the following features:
Optical cable is divided into according to the position after laying: the top plate adjacent with top plate strains optical cable segment, two side plates adjacent with two side plates
Optical cable segment is strained, and two end plates adjacent with two end plates strain optical cable segment, section of jurisdiction strain variation situation data include: with
The corresponding top plate strain variation situation data of section of jurisdiction strain information that top plate strain optical cable segment senses, strain with two side plates
The corresponding two side plates strain variation situation data of the section of jurisdiction strain information that optical cable segment senses, and strained with two end plates
The corresponding two end plates strain variation situation data of the section of jurisdiction strain information that optical cable segment senses.
It can also include: input display unit, with information treatment part in shield tunnel monitoring system according to the present invention
Connection is communicated, the instruction information for inputting according to user is shown: location information, the section of jurisdiction temperature variations number of section of jurisdiction
According to and section of jurisdiction strain variation situation data, and temperature judge prompt unit or strain judge prompt unit issue prompt
In the case of, show the prompt.
In shield tunnel monitoring system according to the present invention, strain monitoring portion can also have the following features: also
Include: tunnel straining sensing optical cable, is laid in the top of shield tunnel, and along the axially extending of the shield tunnel, strain letter
Breath receives storage unit and is also connected with the communication of tunnel straining sensing optical cable, receives and stores what straining sensing optical cable transmission in tunnel came
Tunnel strain information, information treatment part are also handled tunnel strain information, and are based on tunnel strain information and section of jurisdiction temperature
Information obtains tunnel strain variation situation data, in the case that in tunnel, strain variation situation data are more than strain variation threshold value,
The section of jurisdiction strain information and section of jurisdiction temperature information for being based further on multiple shield duct pieces corresponding to the tunnel strain data obtain
The section of jurisdiction strain variation situation data of these shield duct pieces.
<intelligent shield duct piece component>
The present invention also provides a kind of intelligent shield duct piece components characterized by comprising shield duct piece, each shield pipe
Piece includes: section of jurisdiction ontology, and is arranged in the intrinsic skeleton in section of jurisdiction；Section of jurisdiction temperature sensing optic cable, is mounted in shield duct piece, uses
In the section of jurisdiction temperature information for obtaining reflection shield tunnel pore water leakage scenarios；And section of jurisdiction straining sensing optical cable, it is mounted on shield
In structure section of jurisdiction, for obtaining the section of jurisdiction strain information of reflection shield tunnel breakage, wherein section of jurisdiction straining sensing optical cable and pipe
The inside that piece temperature sensing optic cable surrounds section of jurisdiction ontology is laid on skeleton.
In intelligent shield duct piece component according to the present invention, the bottom of shield duct piece can also have the following features:
Plate is equipped with cable exit.
The action and effect of invention
Intelligence shield duct piece component according to the present invention and shield tunnel monitoring system, because being installed in shield duct piece
There are section of jurisdiction temperature sensing optic cable and section of jurisdiction straining sensing optical cable, section of jurisdiction temperature sensing optic cable can incude the temperature in shield duct piece
Change information, section of jurisdiction straining sensing optical cable can incude the strain variation information in shield duct piece, and temperature information reception is deposited
Storage unit receives and stores the section of jurisdiction temperature information that temperature sensing optic cable transmission in section of jurisdiction comes, and strain information receives storage unit and receives
And the section of jurisdiction strain information that straining sensing optical cable transmission in section of jurisdiction comes is stored, further, information treatment part can believe section of jurisdiction temperature
Breath and section of jurisdiction strain information are handled, and the section of jurisdiction temperature data of reflection shield tunnel pore water leakage scenarios, and reflection are obtained
The section of jurisdiction strain data of shield tunnel breakage therefore being capable of strained situation and pore water leakage scenarios to shield tunnel
It is monitored in all directions, monitoring mode is safe and reliable, and data are accurately complete.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of shield tunnel monitoring system in embodiment；
Fig. 2 is the structural schematic diagram of six pieces of shield duct pieces corresponding to each ring of shield tunnel in embodiment；
Fig. 3 is the schematic diagram of the structure of shield duct piece in embodiment；
Fig. 4 is the schematic diagram of shield tunnel and tunnel straining sensing optical cable positional relationship in embodiment.
Specific embodiment
Intelligent shield duct piece component according to the present invention and shield tunnel monitoring system are made referring to the drawings detailed
It is thin to illustrate.
<embodiment>
As illustrated in fig. 1 and 2, shield tunnel monitoring system 100 includes: multiple shield duct pieces 10, pore water monitoring portion 20, answers
Become monitoring portion 30, information treatment part 40 and input display unit 50.
As shown in Fig. 2, each ring of shield tunnel includes six pieces of shield duct pieces 10, it is respectively as follows: the pipe that binds positioned at the top
Piece 10a, two pieces of adjacent section of jurisdiction 10b and underlying three pieces of standard sections of jurisdiction 10c positioned at the section of jurisdiction two sides 10a of binding.Specifically
Ground, as shown in figure 3, the hollow laminated structure that each piece of shield duct piece 10 is all arc-shaped, including section of jurisdiction ontology 11, skeleton 12, note
Starch hole 13 and cable exit 14.
As shown in Figures 2 and 3, section of jurisdiction ontology 11 includes: bottom plate 11a, top plate 11b, two lateral side plate 11c and two
Longitudinal end plate 11d.Bottom plate 11a is arc, and close to the central axes X of shield tunnel T (see Fig. 4)；Top plate 11b is also arc,
Opposed bottom 11a is further from central axes X；The length direction of two lateral side plate 11c is parallel with central axes X, and connects bottom
Plate 11a and top plate 11b；The length direction and central axes X of two longitudinal end plate 11d is perpendicular, and connecting bottom board 11a and top plate
11b。
Skeleton 12 is arranged in section of jurisdiction ontology 11, and usually bar construction, mainly plays a supportive role, planform and pipe
Plate shape is identical, arc-shaped, and surrounds six faces, respectively with the bottom plate 11a of section of jurisdiction ontology 11, top plate 11b, two cross sides
Plate 11c and two longitudinal end plate 11d are corresponding.
The middle part of bottom plate 11a is arranged in injected hole 13, is monitoring that shakiness pledges love for shield tunnel T construction or operational process
Interim slip casting is carried out when condition.Anti-backflow component is provided in injected hole 13.
Cable exit 14 is arranged on bottom plate 11a, as reserved interface channel, make internal optical cable by the channel with
The connection of PERCOM peripheral communication optical cable can be used flexible seals when without monitoring and carry out blocking closing to it.
Pore water monitoring portion 20 is used to monitor the leakage scenarios of shield tunnel T inner pore water, it includes multiple section of jurisdiction temperature
Sensing optic cable 21 and temperature information receive storage unit (not shown).
Multiple section of jurisdiction temperature sensing optic cables 21 are corresponding with multiple shield duct pieces 10, and each section of jurisdiction temperature sensing optic cable 21 is pacified
In a shield duct piece 10, specially it is laid on skeleton 12 around the inside of section of jurisdiction ontology 11, in the axis of shield tunnel T
To and it is radially all S-type uniformly distributed.In the present embodiment, section of jurisdiction temperature sensing optic cable 21 is not necessarily to prestretching, can be bound with band
Onto skeleton 12.Section of jurisdiction temperature sensing optic cable 21 changes for monitoring temperature, and pore water seepage flow will affect country rock and shield duct piece
Temperature field in 10, to reflect pore water seepage flow situation by temperature change.
According to installation position difference, it is six sections that section of jurisdiction temperature sensing optic cable 21, which divides, is respectively as follows: the bottom adjacent with bottom plate 11a
Plate temperature optical cable segment, the top plate temperature optical cable segment adjacent with top plate 11b, the two side plate temperature light adjacent with two side plate 11c
Cable section, and the two header plate temperature optical cable segments adjacent with two end plate 11d.
Setting in this way, when there are pore waters between 10 peripheral rock of shield duct piece and 10 gap of shield duct piece that is connected
When, the change in temperature field will necessarily be caused, country rock temperature field is monitored to anti-by the top plate temperature optical cable segment of neighbouring top plate 11b
Reflect country rock pore water situation；Pass through temperature field between the circumferential section of jurisdiction of two side plate temperature optical cable segments monitoring of neighbouring two side plate 11c
To reflect pore water situation between circumferential section of jurisdiction；It is monitored by two header plate temperature optical cable segments of neighbouring two end plate 11d longitudinal
Temperature field is between section of jurisdiction to reflect pore water situation between longitudinal section of jurisdiction.
Temperature information reception storage unit is communicated with section of jurisdiction temperature sensing optic cable 21 to be connect, and is received each section of jurisdiction temperature and is passed
The section of jurisdiction temperature information that the transmission of sensing optical cable 21 comes, and corresponding storage is carried out based on section of jurisdiction location information.
As shown in Figures 1 to 4, strain monitoring portion 30 is used to monitor the strained situation in shield tunnel T, it includes: multiple pipes
Piece straining sensing optical cable 31, tunnel straining sensing optical cable 32 and strain information receive storage unit.
Multiple section of jurisdiction straining sensing optical cables 31 are corresponding with multiple shield duct pieces 10, and each section of jurisdiction straining sensing optical cable
In 31 one shield duct piece 10 of installation, specifically section of jurisdiction straining sensing optical cable 31 is to be laid in bone around the inside of section of jurisdiction ontology 11
On frame 12, shield tunnel T axially and radially on it is all S-type uniformly distributed.In the present embodiment, section of jurisdiction strain sensing light is laid
It when cable 31, should be straightened, give certain prestressing force, be then fixed on skeleton 12 with band.
According to installation position difference, it is six sections that section of jurisdiction straining sensing optical cable 31, which divides, is respectively as follows: the bottom adjacent with bottom plate 11a
Plate strains optical cable segment, and the top plate adjacent with top plate 11b strains optical cable segment, and two side plates adjacent with two side plate 11c answer darkening
Cable section, and two end plates adjacent with two end plate 11d strain optical cable segment.
Setting in this way, section of jurisdiction straining sensing optical cable 31 can monitor in shield tunnel T construction and operational process
Itself ess-strain of shield duct piece 10 strains optical cable segment by the top plate of neighbouring top plate 11b and monitors section of jurisdiction periphery under shoulder bed effects
Ess-strain；Optical cable segment, which is strained, by two side plates of neighbouring two side plate 11c monitors answering under circumferential section of jurisdiction interaction
Stress-strain；The stress under the longitudinal section of jurisdiction interaction of optical cable segment monitoring is strained by two end plates of neighbouring two end plate 11d to answer
Become.
As shown in figure 4, tunnel straining sensing optical cable 32 is laid in the top of shield tunnel T, and along the axis of shield tunnel
To extension.When the somewhere shield tunnel T is locally deformed with, tunnel straining sensing optical cable 32 can detect the big of local deformation
Position is caused, then passes through section of jurisdiction straining sensing optical cable 31 and section of jurisdiction temperature sensing optic cable 21 inside shield duct piece 10 and determines generation
Local failure specific location that is, specifically destroys at the region shield tunnel T corresponding to which block shield duct piece 10.
Strain information receives storage unit and section of jurisdiction straining sensing optical cable 31 and the equal communication link of tunnel straining sensing optical cable 32
It connects, the section of jurisdiction strain information and tunnel strain sensing light come for receiving and storing each transmission of section of jurisdiction straining sensing optical cable 31
The tunnel strain information that the transmission of cable 32 comes.
Information treatment part 40 receives storage unit with temperature information and strain information receives storage unit and communicates and is connected, right
Section of jurisdiction temperature information, section of jurisdiction strain information and tunnel strain information are handled, and by these handle after obtained data be based on
Section of jurisdiction location information carries out corresponding storage.Information treatment part 40 includes not shown temperature treating units, strained handling list in figure
Member, data storage cell, temperature judge that prompt unit and strain judge prompt unit.
Temperature treating units are used to be handled section of jurisdiction temperature information to obtain reflection shield tunnel T pore water leakage scenarios
Section of jurisdiction temperature variations data.In the present embodiment, section of jurisdiction temperature variations data include: with top plate temperature optical cable segment sense
The corresponding top plate temperature variations data of the section of jurisdiction temperature information that should be arrived, the pipe sensed with two side plate temperature optical cable segments
The corresponding two side plates temperature variations data of piece temperature information, and the pipe sensed with two header plate temperature optical cable segments
The corresponding two header plate temperatures situation of change data of piece temperature information.
Strained handling unit is believed for handling tunnel strain information and section of jurisdiction strain information, and based on section of jurisdiction temperature
Breath is rejected the strain variation information because of caused by temperature change from tunnel strain information and section of jurisdiction strain information, is reflected
The tunnel strain variation situation data and section of jurisdiction strain variation situation data of shield tunnel T breakage.In the present embodiment, section of jurisdiction
Strain variation situation data include: top plate strain variation corresponding with the section of jurisdiction strain information that top plate strain optical cable segment senses
Situation data, two side plates strain variation situation corresponding with the section of jurisdiction strain information that two side plate strain optical cable segments sense
Data, and two end plates strain variation situation corresponding with the section of jurisdiction strain information that two end plate strain optical cable segments sense
Data.
The section of jurisdiction temperature change that data storage cell will be obtained based on tunnel location information and section of jurisdiction location information after processing
Situation data, tunnel strain variation situation data and section of jurisdiction strain variation situation data carry out corresponding storage.
Temperature judges whether prompt unit is more than that temperature change threshold value judges to section of jurisdiction temperature variations data, and
In the case where the judgment result is yes, there are the prompts of pore water leak risks for sending.
Strain judge prompt unit to tunnel strain variation situation data or section of jurisdiction strain variation situation data whether be more than
Strain variation threshold value is judged, and in the case where the judgment result is yes, issues and there is damaged dangerous prompt.Here, it breaks
It is bad to refer mainly to strain excessive, strain what excessive possibility collapsed etc, so needing to warn it.
In addition, in the present embodiment, strained handling unit is first based on tunnel strain information in order to reduce processing workload
Tunnel strain variation situation data are obtained with section of jurisdiction temperature information, judge that prompt unit judges tunnel strain variation feelings in strain
In the case that condition data are more than strain variation threshold value, the further tunnel position according to corresponding to the tunnel strain variation situation data
Confidence breath determines the multiple shield duct pieces 10 (the polycyclic region of shield tunnel) being located at the position, is then based on corresponding section of jurisdiction
Strain information and section of jurisdiction temperature information obtain the section of jurisdiction strain variation situation data of these shield duct pieces 10, and then strain judgement mentions
Show that unit again judges the data of these shield duct pieces 10 one by one, it is final to determine shield duct piece 10 corresponding to damaged area
And its position.
It further, in the present embodiment, is the strain/temperature variations data for first recording time A, then interval is certain
Time, when arriving the B time, the strain of time B/temperature data is recorded, the comparison with the A time obtains variable quantity；By that will change
Whether amount is compared to judge dangerous herein with threshold value.
Input display unit 50 is communicated with information treatment part 40 to be connect, and the instruction information for being inputted according to user is shown:
Location information, section of jurisdiction temperature variations data and the section of jurisdiction strain variation situation data of section of jurisdiction, and judge that prompt is single in temperature
In the case that member or strain judge that prompt unit issues prompt, the prompt is shown.
In the present embodiment, temperature information receive storage unit, strain information receive storage unit, information treatment part 40, with
And input display unit 50 can be realized by (FBG) demodulator and the host computer being connected with (FBG) demodulator.In each shield duct piece 10,
Section of jurisdiction temperature sensing optic cable 21 all connects by ordinary optical cable with section of jurisdiction straining sensing optical cable 31 and transmits signal, is ultimately connected to
On (FBG) demodulator, ess-strain and pore water situation are solved by host computer operation, and shown.In the present embodiment, section of jurisdiction temperature
Degree sensing optic cable 21 and tunnel straining sensing optical cable 32 are first connected, then by protruding into communications optical cable and the demodulation of cable exit 14
Instrument is connected.
Above embodiments are only the illustration done to technical solution of the present invention.Intelligence shield according to the present invention
Section of jurisdiction component and shield tunnel monitoring system are not merely defined in described structure in the embodiment above, but with power
Benefit requires subject to limited range.Any modification that those skilled in the art of the invention are made on the basis of the embodiment
Supplement or equivalence replacement, all in claim range claimed of the invention.
In the embodiment above, section of jurisdiction temperature sensing optic cable and tunnel straining sensing optical cable are first to connect, then with one
Communications optical cable is connected.In the present invention, section of jurisdiction temperature sensing optic cable and tunnel straining sensing optical cable can also be independently arranged, and
Independently it is connected with (FBG) demodulator by two communications optical cables.
In addition, in the present invention it is possible to lay tunnel straining sensing optical cable to constructing tunnel phase progress top by extending
Monitoring, can also be monitored in the tunnel runtime.
In addition, in the present invention, (FBG) demodulator can be set in earth's surface, it can also be using portable (FBG) demodulator in shield tunnel
Inside demodulated.
Claims (9)
1. a kind of shield tunnel monitoring system characterized by comprising
Multiple shield duct pieces, each shield duct piece include: section of jurisdiction ontology, and are arranged in the intrinsic skeleton in the section of jurisdiction；
Pore water monitoring portion, for monitoring the leakage scenarios of shield tunnel inner pore water, comprising: respectively correspond be mounted on it is described more
Multiple section of jurisdiction temperature sensing optic cables in a shield duct piece, and the temperature for communicating connection with the section of jurisdiction temperature sensing optic cable are believed
Breath receives storage unit, and the temperature information receives storage unit and receives the pipe that each section of jurisdiction temperature sensing optic cable transmission comes
Piece temperature information, and stored；
Strain monitoring portion, for monitoring the strained situation in shield tunnel, comprising: respectively correspond and be mounted on the multiple shield pipe
Multiple section of jurisdiction straining sensing optical cables in piece, and storage is received with the strain information of section of jurisdiction straining sensing optical cable communication connection
Unit, the strain information receive storage unit and receive the section of jurisdiction strain letter that each section of jurisdiction straining sensing optical cable transmission comes
Breath, and stored；And
Information treatment part receives storage unit with the temperature information and the strain information receives storage unit and communicates phase
Even, the section of jurisdiction temperature information and the section of jurisdiction strain information are handled, obtains reflection shield tunnel pore water leakage feelings
The section of jurisdiction temperature data of condition, and the section of jurisdiction strain data of reflection shield tunnel breakage,
Wherein, the section of jurisdiction straining sensing optical cable and the section of jurisdiction temperature sensing optic cable surround the inside cloth of the section of jurisdiction ontology
It is located on the skeleton, and the section of jurisdiction straining sensing optical cable and the section of jurisdiction temperature sensing optic cable are in the shield tunnel
It is all S-type uniformly distributed on axially and radially,
The section of jurisdiction ontology includes: close to the bottom plate of the arc of the shield tunnel central axes, the arc far from the central axes
Top plate, connect up two lateral side plates of the bottom plate and the top plate in the side parallel with the central axes, and
Two longitudinal end plates of the bottom plate and the top plate are connected up in the side perpendicular with the central axes,
The section of jurisdiction temperature sensing optic cable is divided into according to installation position: the top plate temperature optical cable segment adjacent with the top plate, with institute
State two adjacent side plate temperature optical cable segments of two side plates, and the two header plate temperature optical cables adjacent with described two end plates
Section,
The section of jurisdiction straining sensing optical cable is divided into according to the position after laying: the top plate adjacent with the top plate strains optical cable segment,
Two side plates adjacent with described two side plates strain optical cable segment, and two end plates adjacent with described two end plates answer darkening
Cable section.
2. shield tunnel monitoring system according to claim 1, it is characterised in that:
Wherein, the information treatment part includes: temperature treating units, is handled the section of jurisdiction temperature information to obtain reflection shield
The section of jurisdiction temperature data of structure tunnel pore water leakage scenarios；With
Strained handling unit handles the section of jurisdiction strain information, and is based on the section of jurisdiction temperature information from the section of jurisdiction
The strain variation information because of caused by temperature change is rejected in strain information, the section of jurisdiction for obtaining reflection shield tunnel breakage is answered
Parameter evidence.
3. shield tunnel monitoring system according to claim 2, it is characterised in that:
Wherein, the section of jurisdiction temperature data is section of jurisdiction temperature variations data, and the section of jurisdiction strain data is that section of jurisdiction strain becomes
Change situation data,
The information treatment part also includes: temperature judges prompt unit, to the section of jurisdiction temperature variations data whether be more than
Temperature change threshold value is judged, and in the case where the judgment result is yes, there are the prompts of pore water leak risks for sending；With
Strain judges prompt unit, whether is more than that strain variation threshold value judges to the section of jurisdiction strain variation situation data, and
Judging result is to issue in the case where being and there is damaged dangerous prompt.
4. shield tunnel monitoring system according to claim 3, it is characterised in that:
Wherein, the section of jurisdiction temperature variations data include: the section of jurisdiction temperature sensed with the top plate temperature optical cable segment
Spend the corresponding top plate temperature variations data of information, the section of jurisdiction temperature sensed with described two side plate temperature optical cable segments
Spend the corresponding two side plates temperature variations data of information, and the institute sensed with described two header plate temperature optical cable segments
State the corresponding two header plate temperatures situation of change data of section of jurisdiction temperature information.
5. shield tunnel monitoring system according to claim 4, it is characterised in that:
Wherein, the section of jurisdiction strain variation situation data include: answering the section of jurisdiction sensed with top plate strain optical cable segment
Become the corresponding top plate strain variation situation data of information, the section of jurisdiction sensed with described two side plates strain optical cable segment is answered
Become the corresponding two side plates strain variation situation data of information, and the institute sensed with described two end plates strain optical cable segment
State the corresponding two end plates strain variation situation data of section of jurisdiction strain information.
6. shield tunnel monitoring system according to claim 5, which is characterized in that further include:
Display unit is inputted, communicates and connect with the information treatment part, the instruction information for being inputted according to user is shown: described
The location information of section of jurisdiction, the section of jurisdiction temperature variations data and the section of jurisdiction strain variation situation data, and in the temperature
In the case that degree judges that prompt unit or the strain judge that prompt unit issues prompt, the prompt is shown.
7. shield tunnel monitoring system according to claim 1, it is characterised in that:
Wherein, the strain monitoring portion further include: tunnel straining sensing optical cable is laid in the top of the shield tunnel, and edge
The shield tunnel it is axially extending,
The strain information receives storage unit and is also connected with tunnel straining sensing optical cable communication, receives and stores the tunnel
The tunnel strain information that straining sensing optical cable transmission in road comes,
The information treatment part is also handled tunnel strain information, and is based on the tunnel strain information and the section of jurisdiction temperature
Degree information obtains tunnel strain variation situation data, is more than the feelings of strain variation threshold value in the tunnel strain variation situation data
Under condition, it is based further on the section of jurisdiction strain information of multiple shield duct pieces corresponding to the tunnel strain data and described
Section of jurisdiction temperature information obtains the section of jurisdiction strain variation situation data of these shield duct pieces.
8. a kind of intelligence shield duct piece component characterized by comprising
Shield duct piece, each shield duct piece include: section of jurisdiction ontology, and are arranged in the intrinsic skeleton in the section of jurisdiction；
Section of jurisdiction temperature sensing optic cable is mounted in the shield duct piece, for obtaining reflection shield tunnel pore water leakage scenarios
Section of jurisdiction temperature information；And
Section of jurisdiction straining sensing optical cable is mounted in the shield duct piece, for obtaining the section of jurisdiction of reflection shield tunnel breakage
Strain information,
Wherein, the section of jurisdiction straining sensing optical cable and the section of jurisdiction temperature sensing optic cable surround the inside cloth of the section of jurisdiction ontology
It is located on the skeleton, and the section of jurisdiction straining sensing optical cable and the section of jurisdiction temperature sensing optic cable are in the shield tunnel
It is all S-type uniformly distributed on axially and radially,
The section of jurisdiction ontology includes: close to the bottom plate of the arc of the shield tunnel central axes, the arc far from the central axes
Top plate, connect up two lateral side plates of the bottom plate and the top plate in the side parallel with the central axes, and
Two longitudinal end plates of the bottom plate and the top plate are connected up in the side perpendicular with the central axes,
The section of jurisdiction temperature sensing optic cable is divided into according to installation position: the top plate temperature optical cable segment adjacent with the top plate, with institute
State two adjacent side plate temperature optical cable segments of two side plates, and the two header plate temperature optical cables adjacent with described two end plates
Section,
The section of jurisdiction straining sensing optical cable is divided into according to the position after laying: the top plate adjacent with the top plate strains optical cable segment,
Two side plates adjacent with described two side plates strain optical cable segment, and two end plates adjacent with described two end plates answer darkening
Cable section.
9. intelligence shield duct piece component according to claim 8, it is characterised in that:
Wherein, the bottom plate of the shield duct piece is equipped with cable exit.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810270358.4A CN108590677B (en) | 2018-03-29 | 2018-03-29 | Intelligent shield duct piece component and shield tunnel monitoring system |
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| CN201810270358.4A CN108590677B (en) | 2018-03-29 | 2018-03-29 | Intelligent shield duct piece component and shield tunnel monitoring system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110714769B (en) * | 2019-10-24 | 2020-11-06 | 中铁北京工程局集团城市轨道交通工程有限公司 | Installation device and installation method for monitoring meter |
| CN111076859A (en) * | 2019-12-30 | 2020-04-28 | 天津大学 | Shield tunnel soil body earthquake liquefaction real-time monitoring system and monitoring method |
| CN111779504B (en) * | 2020-07-02 | 2022-07-22 | 杭州鲁尔物联科技有限公司 | Prefabricated shield segment and health monitoring system and integration method thereof |
| CN113847057B (en) * | 2021-10-09 | 2023-12-22 | 河海大学 | Intelligent impervious structure of shield tunnel segment joint and application method thereof |
| CN115790720A (en) * | 2022-11-30 | 2023-03-14 | 大连理工大学 | Health monitoring system and method for reusable aerospace low-temperature liquid oxygen composite material storage box structure |
| CN115853541B (en) | 2022-12-02 | 2023-07-04 | 中建材科创新技术研究院(山东)有限公司 | Small-deformation self-diagnosis shield segment integrated manufacturing system and method |
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