CN209621393U - A kind of anti-freeze disposal system of Layers In Cold-area Tunnels portal section gutter water flow - Google Patents
A kind of anti-freeze disposal system of Layers In Cold-area Tunnels portal section gutter water flow Download PDFInfo
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- CN209621393U CN209621393U CN201920245406.4U CN201920245406U CN209621393U CN 209621393 U CN209621393 U CN 209621393U CN 201920245406 U CN201920245406 U CN 201920245406U CN 209621393 U CN209621393 U CN 209621393U
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- gutter
- freeze
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- cold
- water flow
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Abstract
The utility model relates to technical field of tunnel construction, more specifically, it is related to a kind of anti-freeze disposal system of Layers In Cold-area Tunnels portal section gutter water flow, including Permeable blind pipe, tunnel-liner profile, cable duct, water blocking plate, concrete cover, gutter and steel pipe.Steel pipe is buried by finding out the zero boundary position that freezes in hole according to test, steel pipe is connected with two sides gutter, side gutter is blocked with steel plate water blocking plate, other side gutter is switched to using embedded steel tube, to increase water flow area, flow velocity is improved, reaches and does not freeze.Construction labor intensity is greatly reduced, the construction time has been saved, ensure that entity project quality, saves investment, avoids artificial guard's maintenance.The utility model structure is simple, production is structurally reasonable, easy to operate, can ensure that extremely frigid zones railway single tunnel drainage ditch safety.
Description
Technical field
The utility model relates to technical field of tunnel construction, more specifically, are related to a kind of cold
The anti-freeze disposal system of regional Tunnel gate segment gutter water flow.
Background technique
Being constantly progressive and develop with society, communications and transportation carries key player during social development, wherein
Tunnel plays the role of vital, Chinese lineament in communications with biggish otherness, therefore high and coldly
Area railway construction tunnel, gutter it is antifreeze it is anti-freeze be scabrous project.Directly affect tunnel service life and railway operation
Safety.
During cold district Concerning Railway Tunnel Construction, drainage sunk well is most important, because cold district surface temperature is zero
Degree, since flow velocity and active cross-section area are small, is easily made hereinafter, when Portal Section 0 ~ 1000m range internal drainage ditch depth of water is less than 5cm
It freezes at gutter, causes disease to tunnel structure, destroy hole inner tunnel railway roadbed and tunnel bottom, bring harm to train operation.It passes
The antifreeze anti-freeze measure in the gutter of system is to mostly use thermal insulation material to wrap up tunnel ditch, or protect using heating supply
Warm artificial guard's maintenance, such mode is there is large labor intensity, equipment investment are big, and ugly to keep, the post-processing difficulty etc. that freezes lacks
It falls into, brings many inconvenience to tunnel maintenance.
Therefore it provides one kind can reduce labor intensity, the effective ways of water flowing cross-sectional area are improved, the utility model mentions
A kind of Layers In Cold-area Tunnels portal section gutter water flow icing method of disposal is supplied.
Utility model content
In order to overcome the defect in the presence of the prior art, the utility model provides a kind of Layers In Cold-area Tunnels portal section
Water flow anti-freeze disposal system in gutter solves the problems such as large labor intensity, equipment investment is big, the post-processing that freezes is difficult.
Compared with prior art, the technology employed by the present utility model is
A kind of anti-freeze disposal system of Layers In Cold-area Tunnels portal section gutter water flow, including Permeable blind pipe, tunnel-liner
Profile, cable duct, water blocking plate, concrete cover, gutter and steel pipe, the Permeable blind pipe are to be close to country rock in tunnel circumferential direction
It is laid with, along tunnel circumferential direction from the gutter abutment wall that vault is switched to tunnel two sides, is equipped in the gutter for water blocking plate
The groove of insertion, the cable duct design lean on route side in gutter, and the steel pipe is embedded in not-easy-to-freeze position in hole, wears
Cable duct is crossed to be connected to two sides gutter, the concrete cover with a thickness of 50mm, concrete cover width be draining furrow width with
The sum of cable furrow width is overlying on gutter and cable duct.
Further, a ring circumferentially is arranged at interval of 10 ~ 15m according to Tunnel Water Leakage situation in the Permeable blind pipe, thoroughly
Water blind pipe diameter is φ 50mm, and the steel pipe uses two diameters for φ 200mm steel pipe, and the water blocking plate is with a thickness of 10mm.
Further, the water blocking plate, steel pipe are welded using construction site leftover pieces.
Further, the gutter, cable duct are using the disposable pouring molding simultaneously of form concrete.
Further, the gutter abutment wall section drainpipe is embedded in concrete using plastic tube, gutter abutment wall section
It is identical as Permeable blind pipe to drain pipe diameter.
Further, the steel pipe is embedded in inverted arch concrete in tunnel inverted arch, bed course casting concrete, buries height
Position is spent at the one third of depth of drainage ditch.
Compared with prior art, the utility model has the following beneficial effects:
The utility model finds out the zero boundary position that freezes in hole according to test, and side ditch is blocked with steel plate water blocking plate,
It is switched to other side ditch using embedded steel tube, to increase water flow area, flow velocity is improved, reaches and do not freeze.It greatly reduces and applies
Work labor intensity, has saved the construction time, ensure that entity project quality, saves investment, avoids artificial guard's maintenance.It answers
After the construction of extremely frigid zones railway single tunnel drainage, keep the attached implementation entity in tunnel more perfect, the utility model structure
Simply, production is structurally reasonable, easy to operate, can ensure that extremely frigid zones railway single tunnel drainage ditch safety.
Detailed description of the invention
Fig. 1 is the utility model structural facades figure；
Fig. 2 is the utility model structural plan figure；
Fig. 3 is water blocking plate front elevation；
Fig. 4 is water blocking plate and ditch associated diagram.
In figure: 1- Permeable blind pipe, 2- tunnel-liner profile, 3- cable duct, 4- water blocking plate, 5- concrete cover, 6- row
Ditch, 7- steel pipe, 8- track, 9- drainage direction.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figs 1-4, the anti-freeze disposal system of a kind of Layers In Cold-area Tunnels portal section gutter water flow, including it is permeable blind
Pipe 1, tunnel-liner profile 2, cable duct 3, water blocking plate 4, concrete cover 5, gutter 6 and steel pipe 7, the Permeable blind pipe 1
It is to be close to country rock in tunnel circumferential direction to be laid with, along tunnel circumferential direction from 6 abutment wall of gutter that vault is switched to tunnel two sides, using saturating
" capillary " phenomenon and " siphon " principle of water blind pipe 1, realize the effect absorb water, is permeable, draining, water are led into gutter 6,
The groove being inserted into for water blocking plate 4 is equipped in the gutter 6, the design of cable duct 3 leans on route side, institute in gutter 6
It states steel pipe 7 and is embedded in not-easy-to-freeze position in hole, pass through cable duct 3 and be connected to two sides gutter 6, the concrete cover 5 is thick
Degree is 50mm, and 5 width of concrete cover is that gutter 6 is wide the sum of with 3 width of cable duct, is overlying on gutter 6 and cable duct 3.
Further, a ring circumferentially is arranged at interval of 10 ~ 15m according to Tunnel Water Leakage situation in the Permeable blind pipe 1, thoroughly
1 diameter of water blind pipe is φ 50mm, and the steel pipe 7 uses two diameters for φ 200mm steel pipe, the water blocking plate 4 with a thickness of
10mm。
Further, the water blocking plate 4, steel pipe 7 are welded using construction site leftover pieces, realize resource circulation utilization,
Reduce cost.
Further, the gutter 6, cable duct 3 reduce construction using the disposable pouring molding simultaneously of form concrete
Time improves construction efficiency.
Further, the 6 abutment wall section drainpipe of gutter is embedded in concrete using plastic tube, 6 abutment wall of gutter
Section draining pipe diameter is identical as Permeable blind pipe 1, guarantees drainpipe and 1 seamless interfacing of Permeable blind pipe.
Further, the steel pipe 7 is embedded in inverted arch concrete in tunnel inverted arch, bed course casting concrete, is buried
Height and position is at the one third of 6 depth of gutter.
The utility model is in the specific implementation, to first have to according to 6 streamflow regime of gutter at left and right sides of on-the-spot test, will
The shallower side water blocking plate 4 of water flow is put down, deeper 4 pull-up of side water blocking plate, after shallower side water blocking plate 4 is put down
Hinder water flow to exclude that shallower 6 water level of side gutter is caused to increase after poly- remittance along gutter 6, water pass through naturally steel pipe 7 to
Deeper side flows away, and increases the flow and flow rate in deeper side gutter 6, avoids 6 icing phenomenon of gutter.
Only the preferred embodiment of the utility model is explained in detail above, but the utility model be not limited to it is above-mentioned
Embodiment can also not depart from the utility model aims within the knowledge of a person skilled in the art
Under the premise of various changes can be made, various change should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of anti-freeze disposal system of Layers In Cold-area Tunnels portal section gutter water flow, it is characterised in that: including Permeable blind pipe
(1), tunnel-liner profile (2), cable duct (3), water blocking plate (4), concrete cover (5), gutter (6) and steel pipe (7), institute
Stating Permeable blind pipe (1) is to be close to country rock in tunnel circumferential direction to be laid with, and is switched to the gutter of tunnel two sides from vault along tunnel circumferential direction
(6) in abutment wall, the groove being inserted into for water blocking plate (4) is equipped in the gutter (6), cable duct (3) design is draining
Ditch (6) leans on route side, and the steel pipe (7) is embedded in not-easy-to-freeze position in hole, passes through cable duct (3) and two sides gutter
(6) it is connected to, for the concrete cover (5) with a thickness of 50mm, concrete cover (5) width is gutter (6) width and cable duct (3)
The sum of width is overlying on gutter (6) and cable duct (3).
2. a kind of anti-freeze disposal system of Layers In Cold-area Tunnels portal section gutter water flow according to claim 1, special
Sign is: a ring, Permeable blind pipe circumferentially is arranged at interval of 10 ~ 15m according to Tunnel Water Leakage situation in the Permeable blind pipe (1)
(1) diameter phi 50mm, the steel pipe (7) use two diameters for φ 200mm steel pipe, and the water blocking plate (4) is with a thickness of 10mm.
3. a kind of anti-freeze disposal system of Layers In Cold-area Tunnels portal section gutter water flow according to claim 1, special
Sign is: the water blocking plate (4), steel pipe (7) are welded using construction site leftover pieces.
4. a kind of anti-freeze disposal system of Layers In Cold-area Tunnels portal section gutter water flow according to claim 1, special
Sign is: the gutter (6), cable duct (3) are using the disposable pouring molding simultaneously of form concrete.
5. a kind of anti-freeze disposal system of Layers In Cold-area Tunnels portal section gutter water flow according to claim 1, special
Sign is: gutter (6) the abutment wall section drainpipe is embedded in concrete using plastic tube, the draining of gutter (6) abutment wall section
Pipe diameter is identical as Permeable blind pipe (1).
6. a kind of anti-freeze disposal system of Layers In Cold-area Tunnels portal section gutter water flow according to claim 1, special
Sign is: the steel pipe (7) is embedded in inverted arch concrete in tunnel inverted arch, bed course casting concrete, buries height and position
At the one third of gutter (6) depth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920245406.4U CN209621393U (en) | 2019-02-27 | 2019-02-27 | A kind of anti-freeze disposal system of Layers In Cold-area Tunnels portal section gutter water flow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920245406.4U CN209621393U (en) | 2019-02-27 | 2019-02-27 | A kind of anti-freeze disposal system of Layers In Cold-area Tunnels portal section gutter water flow |
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| Publication Number | Publication Date |
|---|---|
| CN209621393U true CN209621393U (en) | 2019-11-12 |
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ID=68454890
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920245406.4U Active CN209621393U (en) | 2019-02-27 | 2019-02-27 | A kind of anti-freeze disposal system of Layers In Cold-area Tunnels portal section gutter water flow |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111577383A (en) * | 2020-05-11 | 2020-08-25 | 中铁一局集团有限公司 | Method for treating tunnel leakage water in alpine region |
| CN113107594A (en) * | 2020-01-13 | 2021-07-13 | 中国建筑第四工程局有限公司 | Construction method of tunnel straight drainage pipe and used inflatable formwork |
-
2019
- 2019-02-27 CN CN201920245406.4U patent/CN209621393U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113107594A (en) * | 2020-01-13 | 2021-07-13 | 中国建筑第四工程局有限公司 | Construction method of tunnel straight drainage pipe and used inflatable formwork |
| CN111577383A (en) * | 2020-05-11 | 2020-08-25 | 中铁一局集团有限公司 | Method for treating tunnel leakage water in alpine region |
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