CN103016056A - Drainage arrangement structure for tunnel exit and tunnel entrance and drainage method thereof - Google Patents
Drainage arrangement structure for tunnel exit and tunnel entrance and drainage method thereof Download PDFInfo
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- CN103016056A CN103016056A CN2012105619470A CN201210561947A CN103016056A CN 103016056 A CN103016056 A CN 103016056A CN 2012105619470 A CN2012105619470 A CN 2012105619470A CN 201210561947 A CN201210561947 A CN 201210561947A CN 103016056 A CN103016056 A CN 103016056A
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Abstract
The invention relates to the field of infrastructural project construction, in particular to a drainage arrangement structure for a tunnel exit and a tunnel entrance and a drainage method thereof. The drainage arrangement structure for the tunnel exit and the tunnel entrance and the drainage method thereof are characterized in that drain holes are long and narrow slot holes; and center lines of the slot holes in a length direction and the tunnel in the road direction form an oblique angle of 30-60 degrees. The drainage arrangement structure for the tunnel exit and the tunnel entrance and the drainage method thereof have the advantages that after a long and narrow open area on a cover plate inclines by 30-60 degrees in the flow direction, water flow is stopped by the opened holes, some water flow is stopped by a plurality of opened holes, so that the damming effect is greatly superior to that of a traditional opening form; and therefore the open area only rotates about 30-60 degrees, the structure of the whole cover plate is safe and reliable.
Description
Technical field
The present invention relates to the capital works construction field, be specifically related to a kind of drainage structure and water discharge method thereof for place, entry and exit, tunnel.
Background technology
After the tunnel is open to traffic, find that each raining all can have a large amount of rainwater to pour in the tunnel lowest part from entry and exit, the waste water pump house becomes the rainwater pump house, has all brought potential safety hazard for the tunnel operation and management.At present secretly bury intersegmental part for what prevent that road rain water from entering the tunnel, the place all is provided with the transversal ditch of multiple tracks in the entry and exit, tunnel, and the perforate of transversal trench cover generally all is along water (flow) direction, and this arrangement always some current is crossed transversal ditch.
Long and narrow perforate on traditional transversal trench cover is along water (flow) direction, and always some current is to cross cover plate, flows into tunnel internal.If the area of perforate is less than 1/2 of the cover plate gross area on the cover plate, that is by being to fail to be blocked with regard to the flow that has greater than 1/2 in the discharge of whole cover plate, enters into tunnel internal.With regard to the transversal trench cover such as the Outer Ring Line Tunnel initial stage, owing to will go to design by the weight that large-scale truck passes through the intensity of cover plate, the hole of opening on the cover plate is very little, only have the cover plate gross area 1/4th less than, and the thickness of cover plate has more than ten centimeter, and slightly bigger rainfall, rainwater all enter the lowest part in tunnel with regard to major part, have little time to discharge by waste water pump house in the river, the tunnel lowest part just has tens meters ponding highway section appearance.
Summary of the invention
The objective of the invention is according to above-mentioned the deficiencies in the prior art part, a kind of drainage structure and water discharge method thereof for place, entry and exit, tunnel is provided, the method is reversed 30 °-60 ° with the drain hole perforate direction on the road along road direction and is the oblique angle layout, and newly establish the transversal ditch of avris that plays auxiliary drainage, enter in the transversal ditch of avris so that as far as possible all tackle by the current of transversal ditch, process in order rainwater.
The object of the invention realizes being finished by following technical scheme:
A kind of drainage structure for place, entry and exit, tunnel, relate on the transversal ditch that is positioned at place, entry and exit, tunnel, the described transversal ditch and be stamped transversal trench cover, and have some drain holes on this transversal trench cover, it is characterized in that: described drain hole is the long and narrow slotted hole, and described slotted hole is 30 ° to 60 ° oblique angles layouts in center line and the described tunnel inner road direction of length direction.
Center line and described tunnel inner road direction that described drain hole is set to its length direction are 30 ° of oblique angles layouts.
At least one side edge of described transversal ditch arranges the transversal ditch of avris, and the transversal ditch of described avris links to each other with described transversal ditch, and the drain hole on the transversal trench cover of described avris is at the center line of length direction and described tunnel road direction and is arranged vertically.
A kind of entry and exit, tunnel place's road drainage method of utilizing above-mentioned drainage structure, it is characterized in that: described method may further comprise the steps at least: locate in the entry and exit, tunnel, laterally run through along described tunnel road transversal ditch is set, make on the cover plate of described transversal ditch and evenly offer some long and narrow drain holes, and make described drain hole length direction and tunnel inner road direction be 30 ° of-60 ° of oblique angles to arrange.
Excavate respectively the transversal ditch of avris one in described transversal ditch both sides, offer some long and narrow drain holes on the cover plate of the transversal ditch of described avris, and make described drain hole length direction and described tunnel inner road perpendicular direction.
Advantage of the present invention is: perforated area long and narrow on the cover plate is tilted after 30 °-60 ° along water (flow) direction, the current of process just all can be stopped by the hole of being opened, some current also can be through multiple tracks perforate interception, block the water effect and greatly be better than traditional open-cellular form, because perforated area has only turned about 30 ° of-60 ° of degree, for whole cover plate, structural safety is reliable.
Description of drawings
Fig. 1 is arrangement figure of the present invention;
Fig. 2 is transversal trench cover front view in the prior art;
Fig. 3 is existing arrangement of Drainage structure chart.
The specific embodiment
Feature of the present invention and other correlated characteristic are described in further detail by embodiment below in conjunction with accompanying drawing, so that technician's of the same trade understanding:
As Figure 1-3, mark 1-10 is respectively among the figure: transversal trench cover 1, drain hole 2, transversal trench cover 3, water inlet 4, erosion control kerbstone 5, gutter 6, drain hole 7, rainwater pump house 8, the transversal ditch 9 of side, transversal ditch 10.
Embodiment one: as shown in Figure 1, the present embodiment is applied to the drainage system in the tunnel, and arrow is denoted as the flow direction of rainwater among the figure, namely flow to the tunnel internal road from the entry and exit, tunnel.
The present embodiment is specifically arranged according to following steps:
1, the transversal ditch 10 that laterally runs through is set first on illustrated road direction, be stamped transversal trench cover 1 on this transversal ditch 10, have some long and narrow poroid drain holes 7 that are on the transversal trench cover 1, wherein drain hole 7 is 30 ° of oblique angles layouts along illustrated tunnel inner road direction, namely such as Fig. 1, the length direction center line of the drain hole that is long and narrow 7 shown in 3, with the angle of tunnel inner road direction be 30 °, its purpose is: in the situation that the 1 stressed permission of transversal trench cover, increase the drain hole area, also realize repeatedly blocking water by some drain holes 7 along the overlapping throughhole portions between the road direction, improve and block the water effect.
2, at the transversal ditch 9 of the both sides of transversal ditch 10 excavation side, be stamped transversal trench cover 3 on the transversal ditch 9 of side, have some long and narrow poroid drain holes 2 that are on this transversal trench cover 3, the center line of the length direction of this drain hole 2 and illustrated road direction are perpendicular, its purpose is: be auxiliary drainage because the transversal ditch 9 of side plays compared to transversal ditch 10, so after rainwater that transversal ditch 10 can't be intercepted passes through, the transversal ditch 9 of side is arranged at both sides carries out the secondary draining.
3, these both sides, external tunnel are respectively arranged with gutter 6 and erosion control kerbstone 5, and gutter 6 is positioned at erosion control kerbstone 5 inboards in order to the drainage rainwater, by drainage rainwater are imported in the drain hole 2 of outermost drain hole 7 and the transversal ditch 9 of side.
4,10 sections in transversal ditch to rainwater be delivered in the rainwater pump house 8 by water inlet 4.The transversal ditch 9 of side directly forms with rainwater pump house 8 and is communicated with, and directly rainwater is guided in this rainwater pump house 8, also can adopt it is communicated with transversal ditch 10, and the method that jointly imports rainwater pump house 8 by water inlet 4 is dredged rainwater.What additionally need to illustrate is herein: owing to the increase of transversal ditch quantity, the layout of drain hole, water inlet 4 also need carry out corresponding enlarging to satisfy the needs of dredging of large flow rainwater.
Embodiment two: the difference that the present embodiment is compared embodiment one is: drain hole and diagram road direction are the method for arranging at oblique angle.What adopt in the present embodiment is: the center line of drain hole 7 length directions parallels with road direction, i.e. as shown in Figure 2 the pattern of transversal trench cover, the 30 ° of requirements to realize arranging with the road direction oblique angle of then this transversal ditch slab integral being tilted.In like manner, the position of drain hole 2 is constant, but also can select as required angle and the position of its transversal trench cover 3.
The present embodiment is in the specific implementation: in certain tunnel the water discharge method of the drainage system in the present embodiment is tested, it is improved that to block water effect improved significantly, in the process of the test, at the tunnel portal place, having filled nine tons of water with a douching wheels discharged in ten minutes, add again in addition simultaneously water outlet of two hydrants 7.5L/s, be converted into 769L/s ﹒ hm
2Amount of rainfall, be equivalent to the storm rainfall of the storm intensity of 50 years one chances, 3 minutes time of concentrations, transversal ditch just can all be tackled into ditch together.
Although below describe in detail with reference to design and the embodiment of accompanying drawing to the object of the invention, but those of ordinary skills can recognize, under the precondition that does not break away from the claim limited range, still can make various improvement and conversion to the present invention, such as the angle angle of drain hole 2 and drain hole 7 and road direction, can be within the scope of the claims according to the corresponding selection of technical requirements; The length of drain hole 2 and drain hole 7, width, area etc. all can block water according to draining and require corresponding selection.
If drain hole perpendicular to water (flow) direction, is blocked the water effect no doubt good, but can go wrong on the structure, need in middle ribbing, only turn to have solved simultaneously about 30 degree and block water and structure problem.
The present embodiment is applied to the transversal trench cover transformation of Outer Ring Line Tunnel in Shanghai, operational effect is good.
Claims (6)
1. one kind is used for the drainage structure that the entry and exit, tunnel are located, relate on the transversal ditch that is positioned at place, entry and exit, tunnel, the described transversal ditch and be stamped transversal trench cover, and have some drain holes on this transversal trench cover, it is characterized in that: described drain hole is the long and narrow slotted hole, and described slotted hole is 30 ° to 60 ° oblique angles layouts in center line and the described tunnel inner road direction of length direction.
2. a kind of drainage structure for entry and exit, tunnel places according to claim 1, it is characterized in that: perforated area long and narrow on the cover plate is tilted after 30 ° to 60 ° along water (flow) direction, current through cover plate just all can be stopped by the hole of being opened, some current also can be through multiple tracks perforate interception, block the water effect and greatly be better than traditional open-cellular form, because perforated area has only turned 30 ° to 60 °, for whole cover plate, structure or quite safe.
3. a kind of drainage structure for entry and exit, tunnel places according to claim 1 and 2, it is characterized in that: the center line that described drain hole is set to its length direction is 30 ° of oblique angles layouts with described tunnel inner road direction.
4. a kind of drainage structure for entry and exit, tunnel places according to claim 1, it is characterized in that: at least one side edge of described transversal ditch arranges the transversal ditch of avris, the transversal ditch of described avris links to each other with described transversal ditch, and the drain hole on the transversal trench cover of described avris is at the center line of length direction and described tunnel road direction and is arranged vertically.
5. utilize entry and exit, a kind of tunnel place's road drainage method of the described drainage structure of claim 1-4, it is characterized in that: described method may further comprise the steps at least: locate in the entry and exit, tunnel, laterally run through along described tunnel road transversal ditch is set, make on the cover plate of described transversal ditch and evenly offer some long and narrow drain holes, and make described drain hole length direction and tunnel inner road direction be 30 ° of-60 ° of oblique angles to arrange.
6. the road drainage method is located in entry and exit, a kind of tunnel according to claim 5, it is characterized in that: excavate respectively the transversal ditch of avris one in described transversal ditch both sides, offer some long and narrow drain holes on the cover plate of the transversal ditch of described avris, and make described drain hole length direction and described tunnel inner road perpendicular direction.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210561947.0A CN103016056B (en) | 2012-12-22 | 2012-12-22 | A kind of drainage structure for entry and exit, tunnel place and water discharge method thereof |
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| CN201210561947.0A CN103016056B (en) | 2012-12-22 | 2012-12-22 | A kind of drainage structure for entry and exit, tunnel place and water discharge method thereof |
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| CN103016056A true CN103016056A (en) | 2013-04-03 |
| CN103016056B CN103016056B (en) | 2016-04-06 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4986693A (en) * | 1988-11-07 | 1991-01-22 | Salberg Concrete Products (Proprietary) Ltd. | Roadway water drainage installation |
| CN2212614Y (en) * | 1994-03-27 | 1995-11-15 | 阜新市玻璃厂彩釉砖分厂 | Oblique strip shaped water grating and its frame |
| EP0721027A1 (en) * | 1994-12-27 | 1996-07-10 | Showa Shell Sekiyu Kabushiki Kaisha | Drainage system for use with paved road |
| CN201794157U (en) * | 2010-08-05 | 2011-04-13 | 张珅昀 | Anti-blocking and stink-preventing sewer grating cover |
| CN102051910A (en) * | 2009-10-28 | 2011-05-11 | 王振九 | Quick drainage cover |
| NL2003822C2 (en) * | 2009-11-18 | 2011-05-19 | Andreas Martinus Emonds | DRAINAGE DEVICE. |
| CN202991129U (en) * | 2012-12-25 | 2013-06-12 | 上海市隧道工程轨道交通设计研究院 | Drainage arrangement structure used at outlet and inlet of tunnel |
-
2012
- 2012-12-22 CN CN201210561947.0A patent/CN103016056B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4986693A (en) * | 1988-11-07 | 1991-01-22 | Salberg Concrete Products (Proprietary) Ltd. | Roadway water drainage installation |
| CN2212614Y (en) * | 1994-03-27 | 1995-11-15 | 阜新市玻璃厂彩釉砖分厂 | Oblique strip shaped water grating and its frame |
| EP0721027A1 (en) * | 1994-12-27 | 1996-07-10 | Showa Shell Sekiyu Kabushiki Kaisha | Drainage system for use with paved road |
| CN102051910A (en) * | 2009-10-28 | 2011-05-11 | 王振九 | Quick drainage cover |
| NL2003822C2 (en) * | 2009-11-18 | 2011-05-19 | Andreas Martinus Emonds | DRAINAGE DEVICE. |
| CN201794157U (en) * | 2010-08-05 | 2011-04-13 | 张珅昀 | Anti-blocking and stink-preventing sewer grating cover |
| CN202991129U (en) * | 2012-12-25 | 2013-06-12 | 上海市隧道工程轨道交通设计研究院 | Drainage arrangement structure used at outlet and inlet of tunnel |
Non-Patent Citations (4)
| Title |
|---|
| 李曦淳等: "滨海新区海河隧道排水系统设计", 《上海外环沉管隧道设计（八）—给排水、消防设计及运行经验的总结与剖析》, vol. 26, no. 18, 17 September 2010 (2010-09-17) * |
| 李曦淳等: "滨海新区海河隧道排水系统设计", 《中国给力排水》, vol. 26, no. 18, 17 September 2010 (2010-09-17) * |
| 李胜杰等: "上海外环沉管隧道设计（八）—给排水、消防设计及运行经验的总结与剖析", 《地下工程与隧道》, no. 2, 30 June 2005 (2005-06-30) * |
| 罗凯等: "北京奥林匹克公园中心区地下交通联系通道排水系统设计", 《给水排水》, no. 03, 10 March 2009 (2009-03-10) * |
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| CN103016056B (en) | 2016-04-06 |
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