CN201650362U - Maintainable tunnel drainage system - Google Patents

Maintainable tunnel drainage system Download PDF

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Publication number
CN201650362U
CN201650362U CN2010201328716U CN201020132871U CN201650362U CN 201650362 U CN201650362 U CN 201650362U CN 2010201328716 U CN2010201328716 U CN 2010201328716U CN 201020132871 U CN201020132871 U CN 201020132871U CN 201650362 U CN201650362 U CN 201650362U
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CN
China
Prior art keywords
tunnel
longitudinal drainage
drainage system
drainage
maintainable
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Expired - Lifetime
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CN2010201328716U
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Chinese (zh)
Inventor
周书明
孙晓科
赵晋友
张先锋
方园
毕经东
刘鹏
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CRTG Survey and Design Institute Co Ltd
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CRTG Survey and Design Institute Co Ltd
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Priority to CN2010201328716U priority Critical patent/CN201650362U/en
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Abstract

The utility model discloses a maintainable tunnel drainage system which comprises two longitudinal drainage ditches, a plurality of transverse and longitudinal drainage blind pipes, a plurality of ring blind pipes, a plurality of inspection wells and two side ditches. The provided maintainable tunnel drainage system utilizes the plurality of transverse and longitudinal drainage blind pipes below the road surface, the plurality of ring blind pipes behind a lining and the side ditches at the two sides of the road surface to respectively collect and converge leakage water, road surface water and wash water at a vault and the bottom part of a tunnel into the longitudinal drainage ditches at the two sides of a roadbed and then drain the leakage water, the road surface water and the wash water out of the tunnel, so as to form a three-dimensional tunnel drainage system. Moreover, when the longitudinal drainage ditches are blocked up, the inspection wells can be utilized to wash the longitudinal drainage ditches by high-pressure water, so as to realize the maintainability of the entire drainage system.

Description

Maintainable tunnel drainage system
Technical field
The utility model belongs to the tunnel construction technology field, particularly relates to a kind of maintainable tunnel drainage system.
Background technology
The drainage system in tunnel be tunnel construction, normally use and the safe operation process in important step, particularly in seabed tunnel, drainage system is particularly important, it is directly connected to the success or failure of tunnel construction and the performance of function of use.
The tunnel of building in the past is because all relatively backward at aspects such as draining theory, adrainage material, drainage technology and equipment, therefore drainage system following point occurs through regular meeting: the fine grained in the country rock is easy to enter into drainage system, owing to there is not effective removal measure, often cause drainage system to stop up; In addition, because the groundwater environment of seabed tunnel is a seawater, concrete is had strong crystallization decompose complex class corrosivity and crystalline medium class corrosivity, if Concrete admixtures is selected improper and is caused losing efficacy, or cement generation alkali-aggregate reaction in the shotcrete layer, also all might form precipitation and cause drainage system to stop up, thereby seriously influence the normal use in tunnel.
Summary of the invention
In order to address the above problem, the purpose of this utility model is to provide a kind of and is convenient to handle and the tangible maintainable tunnel drainage system of waterproof effect when seepage occurring.
In order to achieve the above object, the maintainable tunnel drainage system that provides of the utility model comprises two longitudinal drainage ditches, many horizontal strokes, longitudinal drainage blind pipe, many hoop blind pipes, a plurality of manhole and two gutters; Wherein two longitudinal drainage bank tunnels vertically are separately positioned on the form concrete layer inboard of tunnel bottom both sides, and join with the pumping plant that catchments; Many horizontal strokes, longitudinal drainage blind pipes are the cross interlace mode and are connected between two longitudinal drainage ditches, and are formed with a plurality of gully-holes on its top periphery; Many hoop blind pipes are arranged in the form concrete layer of vault along the hoop standoff distance in tunnel, be formed with a plurality of gully-holes on every hoop blind pipe top periphery, and the two ends of hoop blind pipe are connected on two longitudinal drainage ditches by horizontal tapping pipe; Vertical standoff distance is arranged on the form concrete layer inboard of tunnel bottom both sides to a plurality of manholes along the tunnel, and links to each other with the longitudinal drainage ditch that is positioned at the same side by horizontal tapping pipe; Article two, lateral sulcus vertically is arranged on the form concrete layer inboard of tunnel bottom both sides along the tunnel, and links to each other with the longitudinal drainage pipe that is positioned at the same side by horizontal tapping pipe.
Spacing between the described hoop blind pipe is 5 meters.
Spacing between the described transverse drain is 25 meters.
Spacing between the described manhole is 100 meters.
Also be provided with well lid on the described manhole.
The maintainable tunnel drainage system that the utility model provides be utilize many of road surface below horizontal vertical, collect percolating water and road surface water and the flushing water that tunnel vault, bottom occur respectively to draining blind pipe, lining cutting many hoop blind pipes and the gutter of both sides, road surface behind, and be pooled in the longitudinal drainage ditch of roadbed both sides, together drain into outside the tunnel then, thereby form three-dimensional tunnel drainage system.In addition, when the longitudinal drainage ditch takes place to stop up, can utilize water under high pressure that the longitudinal drainage ditch is washed, thereby realize the maintainability of whole drainage system by manhole.
Description of drawings
The tunnel lateral direction cross-sectional view of the maintainable tunnel drainage system that the utility model is installed provides is provided Fig. 1.
Manhole position partial structurtes schematic diagram in the maintainable tunnel drainage system that Fig. 2 provides for the utility model.
Horizontal, longitudinal drainage blind pipe structural representation in the maintainable tunnel drainage system that Fig. 3 provides for the utility model.
The specific embodiment
As shown in Figure 1-Figure 3, the maintainable tunnel drainage system that provides of the utility model comprises two longitudinal drainage ditches 1, many horizontal strokes, longitudinal drainage blind pipe 2,9, many hoop blind pipes 3, a plurality of manhole 4 and two gutters 5; Wherein two longitudinal drainage ditches 1 vertically are separately positioned on form concrete layer 6 inboard of tunnel bottom both sides along the tunnel, and join with the pumping plant that catchments; Many horizontal strokes, longitudinal drainage blind pipes 2,9 are the cross interlace mode and are connected between two longitudinal drainage ditches 1, and are formed with a plurality of gully-holes on its top periphery; Many hoop blind pipes 3 are arranged in the form concrete layer 6 of vault along the hoop standoff distance in tunnel, be formed with a plurality of gully-holes on every hoop blind pipe 3 top peripheries, and the two ends of hoop blind pipe 3 are connected on two longitudinal drainage ditches 1 by horizontal tapping pipe 7; Vertical standoff distance is arranged on form concrete layer 6 inboard of tunnel bottom both sides to a plurality of manholes 4 along the tunnel, and links to each other with the longitudinal drainage ditch 1 that is positioned at the same side by horizontal tapping pipe 7; Article two, lateral sulcus 5 vertically is arranged on form concrete layer 6 inboard of tunnel bottom both sides along the tunnel, and links to each other with the longitudinal drainage pipe 1 that is positioned at the same side by horizontal tapping pipe 7.
Spacing between the described hoop blind pipe 3 is 5 meters.
Spacing between the described transverse drain 2 is 25 meters.
Spacing between the described manhole 4 is 100 meters.
Also be provided with well lid 8 on the described manhole 4.
When percolating water occurring on the tunnel vault, this water can enter into its inside by the gully-hole on the hoop blind pipe 3, flows in the longitudinal drainage ditches 1 through horizontal tapping pipe 7 then; Various water in the tunnel on the road surface can enter into its inside by the gully-hole on horizontal stroke, the longitudinal drainage blind pipe 2,9, flow to the longitudinal drainage ditch 1 of both sides then; Gutter 5 is used to collect road surface water and flushing water, imports longitudinal drainage ditch 1 then; The water of above-mentioned all inflow longitudinal drainage ditches 1 will together flow into the pumping plant that catchments, and be pumped to outside the tunnel at last.Fine grained in country rock enters into drainage system, perhaps owing to seawater forms precipitation to the corrosiveness of concrete structure, thereby cause longitudinal drainage ditch 1 to occur stopping up, when the result influences the normal use in tunnel, the staff can utilize water under high pressure that longitudinal drainage ditch 1 is washed by manhole 4, then these rinse water is entered the pumping plant that catchments.Also can regularly check by manhole 4 every the regular hour to longitudinal drainage ditch 1.In addition, horizontal, longitudinal drainage blind pipe 2,9 adopts plastic conduit usually, and as the HDPE double-wall corrugated pipe, longitudinal drainage ditch 1 then adopts glass reinforced plastic pipe, and diameter is Φ 500, does not destroy so that can bear the flushing water pressure of 12MPa.In addition, all gutters all should have smooth inner surface, to guarantee that underground water can smooth and easyly flow.In addition, above-mentioned all gutters that have a gully-hole are all outer wraps up in layer of non-woven fabric, to prevent in the silt inflow pipe.Should guarantee the not crushed and obstruction of all gutters during construction, unimpeded to guarantee drainage system.In addition, the junction of above-mentioned all pipelines all adopts tee junction or four-way connection to connect.

Claims (5)

1. maintainable tunnel drainage system, it is characterized in that: described maintainable tunnel drainage system comprises two longitudinal drainage ditches (1), many horizontal strokes, longitudinal drainage blind pipe (2,9), many hoop blind pipes (3), a plurality of manhole (4) and two gutters (5); Wherein two longitudinal drainage ditches (1) vertically are separately positioned on form concrete layer (6) inboard of tunnel bottom both sides along the tunnel, and join with the pumping plant that catchments; Many horizontal strokes, longitudinal drainage blind pipes (2,9) are the cross interlace mode and are connected between two longitudinal drainage ditches (1), and are formed with a plurality of gully-holes on its top periphery; Many hoop blind pipes (3) are arranged in the form concrete layer (6) of vault along the hoop standoff distance in tunnel, be formed with a plurality of gully-holes on the periphery of every hoop blind pipe (3) top, and the two ends of hoop blind pipe (3) are connected on two longitudinal drainage ditches (1) by horizontal tapping pipe (7); Vertical standoff distance is arranged on form concrete layer (6) inboard of tunnel bottom both sides to a plurality of manholes (4) along the tunnel, and links to each other with the longitudinal drainage ditch (1) that is positioned at the same side by horizontal tapping pipe (7); Article two, lateral sulcus (5) vertically is arranged on form concrete layer (6) inboard of tunnel bottom both sides along the tunnel, and links to each other with the longitudinal drainage pipe (1) that is positioned at the same side by horizontal tapping pipe (7).
2. maintainable tunnel drainage system according to claim 1 is characterized in that: the spacing between the described hoop blind pipe (3) is 5 meters.
3. maintainable tunnel drainage system according to claim 1 is characterized in that: the spacing between the described transverse drain (2) is 25 meters.
4. maintainable tunnel drainage system according to claim 1 is characterized in that: the spacing between the described manhole (4) is 100 meters.
5. maintainable tunnel drainage system according to claim 1 is characterized in that: also be provided with well lid (8) on the described manhole (4).
CN2010201328716U 2010-03-17 2010-03-17 Maintainable tunnel drainage system Expired - Lifetime CN201650362U (en)

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Application Number Priority Date Filing Date Title
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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101798939A (en) * 2010-03-17 2010-08-11 中铁隧道勘测设计院有限公司 Maintainable tunnel drainage system
CN103742191A (en) * 2014-01-24 2014-04-23 中铁第一勘察设计院集团有限公司 Water-rich tunnel pilot long-distance large-diameter precipitation channel and construction method thereof
CN104389316A (en) * 2014-10-28 2015-03-04 中国电建集团成都勘测设计研究院有限公司 Pressure-proof structure of underground tunnel
CN104563205A (en) * 2014-12-25 2015-04-29 贵州省交通规划勘察设计研究院股份有限公司 Tunnel fire-fighting system employing tunnel surging water as water source
CN104563200A (en) * 2014-12-25 2015-04-29 贵州省交通规划勘察设计研究院股份有限公司 Tunnel fire-fighting system taking road surface water and tunnel surge water as water sources
CN104912574A (en) * 2015-06-29 2015-09-16 中南大学 A tunnel lining leakage water treatment method
CN106869998A (en) * 2017-03-09 2017-06-20 同济大学 Hydraulic pressure fractured zones tunnel high carries the emergent intelligent drainage system of clearing function
CN108019220A (en) * 2017-12-12 2018-05-11 成都汇智远景科技有限公司 The intelligent transportation tunnel of buried structure in casing
CN111908646A (en) * 2020-08-31 2020-11-10 中交路桥建设有限公司 Anti-blocking tunnel drainage pipeline flushing system and method

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101798939A (en) * 2010-03-17 2010-08-11 中铁隧道勘测设计院有限公司 Maintainable tunnel drainage system
CN101798939B (en) * 2010-03-17 2013-04-24 中铁隧道勘测设计院有限公司 Maintainable tunnel drainage system
CN103742191A (en) * 2014-01-24 2014-04-23 中铁第一勘察设计院集团有限公司 Water-rich tunnel pilot long-distance large-diameter precipitation channel and construction method thereof
CN104389316A (en) * 2014-10-28 2015-03-04 中国电建集团成都勘测设计研究院有限公司 Pressure-proof structure of underground tunnel
CN104563205A (en) * 2014-12-25 2015-04-29 贵州省交通规划勘察设计研究院股份有限公司 Tunnel fire-fighting system employing tunnel surging water as water source
CN104563200A (en) * 2014-12-25 2015-04-29 贵州省交通规划勘察设计研究院股份有限公司 Tunnel fire-fighting system taking road surface water and tunnel surge water as water sources
CN104912574A (en) * 2015-06-29 2015-09-16 中南大学 A tunnel lining leakage water treatment method
CN104912574B (en) * 2015-06-29 2017-12-05 中南大学 A kind of tunnel-liner percolating water Treatment Methods
CN106869998A (en) * 2017-03-09 2017-06-20 同济大学 Hydraulic pressure fractured zones tunnel high carries the emergent intelligent drainage system of clearing function
CN108019220A (en) * 2017-12-12 2018-05-11 成都汇智远景科技有限公司 The intelligent transportation tunnel of buried structure in casing
CN111908646A (en) * 2020-08-31 2020-11-10 中交路桥建设有限公司 Anti-blocking tunnel drainage pipeline flushing system and method
CN111908646B (en) * 2020-08-31 2023-08-08 中交路桥建设有限公司 Tunnel drainage pipeline flushing system and method capable of preventing blockage

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AV01 Patent right actively abandoned

Granted publication date: 20101124

Effective date of abandoning: 20130424

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