CN107642367A - A kind of shield tunnel isolation structure and its construction method - Google Patents
A kind of shield tunnel isolation structure and its construction method Download PDFInfo
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- CN107642367A CN107642367A CN201710812870.2A CN201710812870A CN107642367A CN 107642367 A CN107642367 A CN 107642367A CN 201710812870 A CN201710812870 A CN 201710812870A CN 107642367 A CN107642367 A CN 107642367A
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- shield
- isolation
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- isolation layer
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Abstract
A kind of shield tunnel isolation structure and its construction method, it is related to shield tunnel design and construction technical field；It includes some shield duct pieces, section of jurisdiction injected hole, section of jurisdiction circumferential weld, shield machine injected hole, Seismic Isolation of Isolation Layer, excavation contour line；Section of jurisdiction circumferential weld is provided between some shield duct pieces, section of jurisdiction injected hole is provided with each shield duct piece, the periphery of some shield duct pieces is provided with Seismic Isolation of Isolation Layer, and the outside of Seismic Isolation of Isolation Layer is excavation contour line, and shield drive end unit sets injected hole.Had the beneficial effect that caused by the present invention：Construction technology is simple；Construction investment is few；Seismic Isolation of Isolation Layer can ensure shield tunnel construction safety under severe earthquake action.
Description
Technical field
The present invention relates to shield tunnel construction technology field, and in particular to a kind of shield tunnel isolation structure and its construction party
Method.
Background technology
With China's economy, the fast development of society, Large Underwater Tunnel Engineering has been enter into fast-developing phase, shield method tunnel
Road is widely used because of the features such as its is safe, quick, scientific and technological.Generally, it is empty on the outside of shield tunnel chip architecture
Gap only carries out shield machine synchronization water filling cement mortar and carries out recementing mortar by section of jurisdiction injected hole, is not set on the outside of section of jurisdiction
Count Seismic Isolation of Isolation Layer.But shield tunnel chip architecture needs to set Seismic Isolation of Isolation Layer under complicated geological, highlight lines earthquake region severe earthquake action, to reduce
Influence of the geological process to tunnel segment structure.Generally the main construction procedure of shield tunnel is as follows：
1st, section of jurisdiction makes；
2nd, section of jurisdiction is transported；
3rd, pipe sheet assembling；
The 4th, section of jurisdiction endless loop is installed to, longitudinally connected bolt；
5th, section of jurisdiction behind space water filling cement mortar.
The content of the invention
In view of the defects and deficiencies of the prior art, the present invention intends to provide Seismic Isolation of Isolation Layer under a kind of severe earthquake action can
Ensure the shield tunnel isolation structure and its construction method of shield tunnel construction safety.
To achieve the above object, the technical solution adopted by the present invention is：A kind of shield tunnel isolation structure, it includes some
Shield duct piece, section of jurisdiction injected hole, section of jurisdiction circumferential weld, shield machine injected hole, Seismic Isolation of Isolation Layer, excavation contour line；Between some shield duct pieces
Provided with section of jurisdiction circumferential weld, section of jurisdiction injected hole is provided with each shield duct piece, the periphery of some shield duct pieces is provided with Seismic Isolation of Isolation Layer, every
The outside of shake layer is excavation contour line, and shield drive end unit sets injected hole.
A kind of construction method of shield tunnel isolation structure, it is comprised the following steps：
1st, special material is filled to tunnel duct piece behind space by shield machine Grouting Pipe；
2nd, special material is filled to section of jurisdiction behind space by section of jurisdiction injected hole；
3rd, being formed on the outside of section of jurisdiction has certain thickness Seismic Isolation of Isolation Layer, and Seismic Isolation of Isolation Layer can slow down and reduce geological process to tunnel
The influence of structure.
Preferably, described Seismic Isolation of Isolation Layer uses rubber grain and gravel.
Preferably, the thickness of described Seismic Isolation of Isolation Layer is not less than 60mm.
During present invention operation, special material is filled to tunnel duct piece behind space by shield machine Grouting Pipe；Pass through section of jurisdiction
Injected hole fills special material to section of jurisdiction behind space；Being formed on the outside of section of jurisdiction has certain thickness Seismic Isolation of Isolation Layer；Seismic Isolation of Isolation Layer energy
Slow down and reduce influence of the geological process to tunnel structure.
After said structure, had the beneficial effect that caused by the present invention：
1st, construction technology is simple；
2nd, construction investment is few；
3rd, Seismic Isolation of Isolation Layer can ensure shield tunnel construction safety under severe earthquake action.
Brief description of the drawings
Fig. 1 is the structure chart of the present invention；
Fig. 2 is that Fig. 1 A-A cuts open the structure chart in cross section；
Fig. 3 is injected hole layout drawing in section of jurisdiction of the present invention.
Description of reference numerals：
Some shield duct pieces 1, section of jurisdiction injected hole 2, section of jurisdiction circumferential weld 3, shield machine injected hole 4, Seismic Isolation of Isolation Layer 5, excavation contour line
6。
Embodiment
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.
Referring to such as Fig. 1 --- shown in Fig. 3, present embodiment adopts the following technical scheme that：A kind of shield tunnel shock insulation
Structure, it includes some shield duct pieces 1, section of jurisdiction injected hole 2, section of jurisdiction circumferential weld 3, shield machine injected hole 4, Seismic Isolation of Isolation Layer 5, outline excavation
Line 6；Section of jurisdiction circumferential weld 3 is provided between some shield duct pieces 1, section of jurisdiction injected hole 2, some shields are provided with each shield duct piece 1
The periphery of section of jurisdiction 1 is provided with Seismic Isolation of Isolation Layer 5, and the outside of Seismic Isolation of Isolation Layer 5 is provided with excavation contour line 6, shield machine is provided with Seismic Isolation of Isolation Layer 5
Injected hole 4.
A kind of construction method of shield tunnel isolation structure, it is comprised the following steps：
1st, special material is filled to tunnel duct piece behind space by shield machine Grouting Pipe；
2nd, special material is filled to section of jurisdiction behind space by section of jurisdiction injected hole；
3rd, being formed on the outside of section of jurisdiction has certain thickness Seismic Isolation of Isolation Layer, and Seismic Isolation of Isolation Layer can slow down and reduce geological process to tunnel
The influence of structure.
Preferably, described Seismic Isolation of Isolation Layer uses rubber grain and gravel.
Preferably, the thickness of described Seismic Isolation of Isolation Layer is not less than 60mm.
When present embodiment operates, special material is filled to tunnel duct piece behind space by shield machine Grouting Pipe；
Special material is filled to section of jurisdiction behind space by section of jurisdiction injected hole；Being formed on the outside of section of jurisdiction has certain thickness Seismic Isolation of Isolation Layer；
Seismic Isolation of Isolation Layer can slow down and reduce influence of the geological process to tunnel structure.
After said structure, had the beneficial effect that caused by present embodiment：
1st, construction technology is simple；
2nd, construction investment is few；
3rd, Seismic Isolation of Isolation Layer can ensure shield tunnel construction safety under severe earthquake action.
The general principle and principal character and advantages of the present invention of the present invention has been shown and described above.The skill of the industry
For art personnel it should be appreciated that the present invention is not limited to the above embodiments, described in above-described embodiment and specification is explanation
The principle of the present invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these
Changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and
Its equivalent thereof.
Claims (4)
- A kind of 1. shield tunnel isolation structure, it is characterised in that：It include some shield duct pieces, section of jurisdiction injected hole, section of jurisdiction circumferential weld, Shield machine injected hole, Seismic Isolation of Isolation Layer, excavation contour line；Section of jurisdiction circumferential weld is provided between some shield duct pieces, is set on each shield duct piece It is equipped with section of jurisdiction injected hole, the peripheries of some shield duct pieces is provided with Seismic Isolation of Isolation Layer, and the outside of Seismic Isolation of Isolation Layer is excavation contour line, shield machine Afterbody sets injected hole.
- 2. a kind of construction method of shield tunnel isolation structure, it is comprised the following steps：(1) special material, is filled to tunnel duct piece behind space by shield machine Grouting Pipe；(2) special material, is filled to section of jurisdiction behind space by section of jurisdiction injected hole；(3), being formed on the outside of section of jurisdiction has certain thickness Seismic Isolation of Isolation Layer, and Seismic Isolation of Isolation Layer can slow down and reduce geological process to tunnel knot The influence of structure.
- A kind of 3. shield tunnel isolation structure according to claim 1, it is characterised in that：Described Seismic Isolation of Isolation Layer uses rubber Particle and gravel.
- A kind of 4. shield tunnel isolation structure according to claim 1, it is characterised in that：The thickness of described Seismic Isolation of Isolation Layer is not Less than 60mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710812870.2A CN107642367A (en) | 2017-09-11 | 2017-09-11 | A kind of shield tunnel isolation structure and its construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710812870.2A CN107642367A (en) | 2017-09-11 | 2017-09-11 | A kind of shield tunnel isolation structure and its construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107642367A true CN107642367A (en) | 2018-01-30 |
Family
ID=61110212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710812870.2A Pending CN107642367A (en) | 2017-09-11 | 2017-09-11 | A kind of shield tunnel isolation structure and its construction method |
Country Status (1)
| Country | Link |
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| CN (1) | CN107642367A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109882194A (en) * | 2019-03-26 | 2019-06-14 | 宁波用躬科技有限公司 | A kind of shield tunnel chip architecture and shield tunnel liner |
| CN111706361A (en) * | 2020-06-04 | 2020-09-25 | 中铁大桥勘测设计院集团有限公司 | Steel frame back filling equipment in tunnel and construction method thereof |
| CN111779502A (en) * | 2020-07-20 | 2020-10-16 | 中铁第四勘察设计院集团有限公司 | Tunnel shock insulation structure and construction process |
| CN115368060A (en) * | 2022-09-20 | 2022-11-22 | 广州大学 | Grouting material for shock insulation layer of shield tunnel and application of grouting material |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006342671A (en) * | 2006-09-28 | 2006-12-21 | Kajima Corp | Shield tunnel construction method |
| CN103912290A (en) * | 2014-03-31 | 2014-07-09 | 北京工业大学 | Grouting method used for vibration isolating and denoising outside subway tunnel segments |
| CN104847384A (en) * | 2015-05-28 | 2015-08-19 | 北京工业大学 | Vibration and noise reduction method for subway intersectional tunnels |
-
2017
- 2017-09-11 CN CN201710812870.2A patent/CN107642367A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006342671A (en) * | 2006-09-28 | 2006-12-21 | Kajima Corp | Shield tunnel construction method |
| CN103912290A (en) * | 2014-03-31 | 2014-07-09 | 北京工业大学 | Grouting method used for vibration isolating and denoising outside subway tunnel segments |
| CN104847384A (en) * | 2015-05-28 | 2015-08-19 | 北京工业大学 | Vibration and noise reduction method for subway intersectional tunnels |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109882194A (en) * | 2019-03-26 | 2019-06-14 | 宁波用躬科技有限公司 | A kind of shield tunnel chip architecture and shield tunnel liner |
| CN109882194B (en) * | 2019-03-26 | 2024-05-14 | 宁波用躬科技有限公司 | Shield tunnel segment structure and shield tunnel lining |
| CN111706361A (en) * | 2020-06-04 | 2020-09-25 | 中铁大桥勘测设计院集团有限公司 | Steel frame back filling equipment in tunnel and construction method thereof |
| CN111779502A (en) * | 2020-07-20 | 2020-10-16 | 中铁第四勘察设计院集团有限公司 | Tunnel shock insulation structure and construction process |
| CN115368060A (en) * | 2022-09-20 | 2022-11-22 | 广州大学 | Grouting material for shock insulation layer of shield tunnel and application of grouting material |
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| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190215 Address after: 510000 No. 230 Waihuan West Road, Guangzhou University Town, Guangdong Province Applicant after: Guangzhou University Applicant after: CHINA RAILWAY LIUYUAN GROUP Co.,Ltd. Address before: 510000 No. 230 Waihuan West Road, Guangzhou University Town, Guangdong Province Applicant before: Guangzhou University Applicant before: CHINA RAILWAY TUNNEL SURVEY & DESIGN INSTITUTE Co.,Ltd. |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180130 |
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