CN107435545A - A kind of shield tunnel strong-motion earthquake observation device and construction method - Google Patents
A kind of shield tunnel strong-motion earthquake observation device and construction method Download PDFInfo
- Publication number
- CN107435545A CN107435545A CN201710583048.3A CN201710583048A CN107435545A CN 107435545 A CN107435545 A CN 107435545A CN 201710583048 A CN201710583048 A CN 201710583048A CN 107435545 A CN107435545 A CN 107435545A
- Authority
- CN
- China
- Prior art keywords
- shield tunnel
- acceleration transducer
- dynamic strain
- data
- strain meter
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000010276 construction Methods 0.000 title claims abstract description 23
- 230000001133 acceleration Effects 0.000 claims abstract description 31
- 230000035939 shock Effects 0.000 claims abstract description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
A kind of shield tunnel strong-motion earthquake observation device and construction method, the present invention relates to shield tunnel technical field；It includes acceleration transducer, dynamic strain meter, data wire and data collecting instrument；Described acceleration transducer and dynamic strain meter is embedded in the inside of duct pieces of shield tunnel structure in advance；Described data collecting instrument is arranged on the outside of shield tunnel chip architecture；Described acceleration transducer and dynamic strain meter is connected by data wire with data collecting instrument.Antidetonation shock attenuation design to highlight lines earthquake region shield tunnel construction carries out strong-motion earthquake observation, to reach the validity of checking antidetonation shock attenuation design, has stronger guidance and reference to highlight lines earthquake region shield tunnel Aseismic Design from now on.
Description
Technical field
The present invention relates to shield tunnel technical field, and in particular to a kind of shield tunnel strong-motion earthquake observation device and construction party
Method.
Background technology
Shield tunnel construction method refers to use shield machine, the unstability while control excavation face and surrounding soil do not cave in,
While carry out tunnel piercing, slag tap, and segment assembly forms lining cutting, implements grouting behind shaft or drift lining in machine, it is native around so as to not disturb
Body and the method for building tunnel.So-called " shield " of shield machine refers to be kept for cutterhead and pressure chamber, the supporting week for excavating face stability
The shield box hat of the soil body is enclosed, so-called " structure " refers to section of jurisdiction and the grouting behind shaft or drift lining body for forming tunnel-liner.
Domestic and international shield technique reaches its maturity, and the large diameter shield tunnel of existing a plurality of complicated geological environment building or
Build up, but it is even insufficient to the shield tunnel construction antidetonation shock attenuation Measure Design experience in highlight lines earthquake region, it would be highly desirable to improve.
The content of the invention
It is reasonable in design, make in view of the defects and deficiencies of the prior art, the present invention intends to provide a kind of simple in construction
With convenient shield tunnel strong-motion earthquake observation device and construction method, the antidetonation shock attenuation of highlight lines earthquake region shield tunnel construction is set
Meter carries out strong-motion earthquake observation, to reach the validity of checking antidetonation shock attenuation design, to highlight lines earthquake region shield tunnel antidetonation from now on
Design has stronger guidance and reference.
To achieve the above object, the technical solution adopted by the present invention is：It includes acceleration transducer, dynamic strain meter, number
According to line and data collecting instrument；Described acceleration transducer and dynamic strain meter is embedded in the inside of duct pieces of shield tunnel structure in advance；
Described data collecting instrument is arranged on the outside of shield tunnel chip architecture；Described acceleration transducer and dynamic strain meter passes through
Data wire is connected with data collecting instrument.
Further, described duct pieces of shield tunnel inside configuration is provided with array acceleration transducer 2, and every group of acceleration passes
Sensor is symmetrical arranged by two and formed with the acceleration transducer in outside in shield tunnel chip architecture middle pipe piece.
The construction method of the present invention is as follows：
1st, data wire is connected with acceleration transducer, dynamic strain meter；
2nd, acceleration transducer and dynamic strain meter are embedded in the steel reinforcement cage of shield tunnel chip architecture, and it is fixed；
3rd, duct pieces of shield tunnel structural concrete pours；
4th, several shield tunnel chip architectures are carried out assembled；
5th, installation data Acquisition Instrument, and data collecting instrument is connected with data wire；
6th, data acquisition, analysis, i.e. when earthquake occurs, the acceleration sensing that is embedded in shield tunnel chip architecture
The signal received is passed to data collecting instrument by data wire, then data is analyzed, studied by device, dynamic strain meter, it is determined that
Earthquake influence degree to caused by shield tunnel construction, and verify the validity of shield tunnel antidetonation shock attenuation measure.
After said structure, the present invention has the beneficial effect that：A kind of shield tunnel strong-motion earthquake observation device of the present invention
And construction method, the antidetonation shock attenuation design to highlight lines earthquake region shield tunnel construction carries out strong-motion earthquake observation, anti-to reach checking
The validity of Aseismatic Design is shaken, and construction technology is simple, easy to operate, replaceable and reparation.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the distribution schematic diagram of acceleration transducer in the present invention.
Description of reference numerals：
Duct pieces of shield tunnel 1, acceleration transducer 2, dynamic strain meter 3, data wire 4, data collecting instrument 5.
Embodiment
The present invention is further illustrated below in conjunction with the accompanying drawings.
Referring to as depicted in figs. 1 and 2, the technical scheme that present embodiment uses is：It includes acceleration transducer
2nd, dynamic strain meter 3, data wire 4 and data collecting instrument 5；Three groups of acceleration transducers 2 and a dynamic strain meter 3 are embedded in shield in advance
Inside Structural Test of Tunnel Segments 1, wherein every group of acceleration transducer 2 is by two acceleration transducers 2 and is listed in shield tunnel
The outboard sidewalls of section of jurisdiction form in chip architecture 1；Two data collecting instruments 5 are arranged on the outside of shield tunnel chip architecture 1；Three groups
Acceleration transducer 2 is in parallel with one of data collecting instrument 5 by data wire 4, a dynamic strain meter 3 by data wire 4 with
Another data collecting instrument 5 connects.
The construction method of present embodiment is as follows：
1st, data wire 4 is connected with acceleration transducer 2, dynamic strain meter 3；
2nd, acceleration transducer 2 and dynamic strain meter 3 are embedded in the steel reinforcement cage of shield tunnel chip architecture 1, and passed through
Bolt connection is fixed；
3rd, the concreting of shield tunnel chip architecture 1；
4th, several shield tunnel chip architectures 1 carry out assembly；
5th, by data collecting instrument 5 using support be arranged on shield tunnel inner space side wall, and by data collecting instrument 5 with
Data wire 4 connects；
6th, data acquisition, analysis, i.e. when earthquake occurs, the acceleration sensing that is embedded in shield tunnel chip architecture 1
3 device 2, dynamic strain meter signals received pass to data collecting instrument 5 by data wire 4, then data are analyzed, studied,
Earthquake influence degree to caused by shield tunnel construction is determined, and verifies the validity of shield tunnel antidetonation shock attenuation measure.
After said structure, present embodiment has the beneficial effect that：A kind of shield described in present embodiment
Tunnel strong-motion earthquake observation device and construction method, the antidetonation shock attenuation design to highlight lines earthquake region shield tunnel construction carry out macroseism sight
Survey, to reach the validity of checking antidetonation shock attenuation design, and construction technology is simple, easy to operate, replaceable and reparation.
It is described above, it is merely illustrative of the technical solution of the present invention and unrestricted, those of ordinary skill in the art are to this hair
The other modifications or equivalent substitution that bright technical scheme is made, without departing from the spirit and scope of technical solution of the present invention,
It all should cover among scope of the presently claimed invention.
Claims (3)
- A kind of 1. shield tunnel strong-motion earthquake observation device, it is characterised in that：It includes acceleration transducer, dynamic strain meter, data wire And data collecting instrument；Described acceleration transducer and dynamic strain meter is embedded in the inside of duct pieces of shield tunnel structure in advance；It is described Data collecting instrument be arranged on the outside of shield tunnel chip architecture；Described acceleration transducer and dynamic strain meter passes through data Line is connected with data collecting instrument.
- A kind of 2. shield tunnel strong-motion earthquake observation device according to claim 1, it is characterised in that：Described shield tunnel Array acceleration transducer is provided with inside chip architecture, every group of acceleration transducer is symmetrical arranged by two and duct pieces of shield tunnel The acceleration transducer of side is formed inside and outside section of jurisdiction in structure.
- A kind of 3. shield tunnel strong-motion earthquake observation construction method, it is characterised in that：Its construction method is as follows：(1), data wire is connected with acceleration transducer, dynamic strain meter；(2), acceleration transducer and dynamic strain meter are embedded in the steel reinforcement cage of shield tunnel chip architecture, and it is fixed；(3), duct pieces of shield tunnel structural concrete pours；(4), several shield tunnel chip architectures are carried out assembled；(5), installation data Acquisition Instrument, and data collecting instrument is connected with data wire；(6), data acquisition, analysis, i.e. when earthquake occurs, be embedded in acceleration transducer in shield tunnel chip architecture, The signal received is passed to data collecting instrument by dynamic strain meter by data wire, then data are analyzed, studied, and determines earthquake The influence degree to caused by shield tunnel construction, and verify the validity of shield tunnel antidetonation shock attenuation measure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710583048.3A CN107435545A (en) | 2017-07-17 | 2017-07-17 | A kind of shield tunnel strong-motion earthquake observation device and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710583048.3A CN107435545A (en) | 2017-07-17 | 2017-07-17 | A kind of shield tunnel strong-motion earthquake observation device and construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107435545A true CN107435545A (en) | 2017-12-05 |
Family
ID=60460333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710583048.3A Pending CN107435545A (en) | 2017-07-17 | 2017-07-17 | A kind of shield tunnel strong-motion earthquake observation device and construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107435545A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101008314A (en) * | 2007-01-26 | 2007-08-01 | 同济大学 | Tunnel lining segment and preparation method thereof |
| CN103790632A (en) * | 2014-01-09 | 2014-05-14 | 华中科技大学 | Subway shield tunnel segment structural stress visual warning device and operating method thereof |
| JP2016079678A (en) * | 2014-10-16 | 2016-05-16 | 株式会社大林組 | Survey system for shield tunnel segment |
| CN106703832A (en) * | 2017-01-23 | 2017-05-24 | 上海市地下空间设计研究总院有限公司 | Intelligent shield tunnel segment |
| CN207033466U (en) * | 2017-07-17 | 2018-02-23 | 中铁隧道勘测设计院有限公司 | A kind of shield tunnel strong-motion earthquake observation device |
-
2017
- 2017-07-17 CN CN201710583048.3A patent/CN107435545A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101008314A (en) * | 2007-01-26 | 2007-08-01 | 同济大学 | Tunnel lining segment and preparation method thereof |
| CN103790632A (en) * | 2014-01-09 | 2014-05-14 | 华中科技大学 | Subway shield tunnel segment structural stress visual warning device and operating method thereof |
| JP2016079678A (en) * | 2014-10-16 | 2016-05-16 | 株式会社大林組 | Survey system for shield tunnel segment |
| CN106703832A (en) * | 2017-01-23 | 2017-05-24 | 上海市地下空间设计研究总院有限公司 | Intelligent shield tunnel segment |
| CN207033466U (en) * | 2017-07-17 | 2018-02-23 | 中铁隧道勘测设计院有限公司 | A kind of shield tunnel strong-motion earthquake observation device |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190215 Address after: 300000 Tianjin free trade zone (Airport Economic Zone), 2-3116 South Road 88. Applicant after: CHINA RAILWAY LIUYUAN GROUP Co.,Ltd. Address before: 300000 Hongqiao District, Tianjin City, Bridge South East Road Applicant before: CHINA RAILWAY TUNNEL SURVEY & DESIGN INSTITUTE Co.,Ltd. Applicant before: CHINA RAILWAY LIUYUAN GROUP Co.,Ltd. |
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20171205 |