CN108412545A - A kind of tunnel crystallization-preventive drainage system - Google Patents
A kind of tunnel crystallization-preventive drainage system Download PDFInfo
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- CN108412545A CN108412545A CN201810468384.8A CN201810468384A CN108412545A CN 108412545 A CN108412545 A CN 108412545A CN 201810468384 A CN201810468384 A CN 201810468384A CN 108412545 A CN108412545 A CN 108412545A
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- tunnel
- crystallization
- side discharge
- drainage system
- aqueduct
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- 238000004078 waterproofing Methods 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 47
- 239000004567 concrete Substances 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 5
- 230000002209 hydrophobic effect Effects 0.000 claims description 3
- 230000015271 coagulation Effects 0.000 claims 1
- 238000005345 coagulation Methods 0.000 claims 1
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 239000002689 soil Substances 0.000 claims 1
- 239000011378 shotcrete Substances 0.000 abstract description 9
- 239000007787 solid Substances 0.000 description 15
- 230000005641 tunneling Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 4
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- 239000000701 coagulant Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- 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
- E21F16/00—Drainage
- E21F16/02—Drainage of tunnels
-
- 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
- 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
- E21D11/38—Waterproofing; Heat insulating; Soundproofing; Electric insulating
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Civil Engineering (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
According to the present invention provides a kind of tunnel crystallization-preventive drainage systems, including：The arch wall guarded drainage mechanism being arranged on tunnel inner wall comprising preliminary bracing shotcrete layer, and the drainable waterproofing plate/splash guard and circle draining blind pipe that are fixed thereon；The longitudinal drainage blind pipe being longitudinally extended along tunnel；It is arranged in the draining guiding mechanism of tunnel bottom comprising the first lateral aqueduct and the second lateral aqueduct；Wherein, in the described first lateral aqueduct the first U-shaped sealer is equipped in the end of tunnel side discharge ditch, and it is equipped with the second U-shaped sealer in the end in tunnel side discharge ditch and tunnel center gutter of the described second lateral aqueduct, and it is respectively equipped with side discharge ditch U-shaped sealer and center gutter U-shaped sealer in the side discharge ditch in tunnel and the corresponding entrance end in center gutter.
Description
Technical field
The present invention relates to tunnel water handling technical fields, and in particular, to a kind of tunnel crystallization-preventive drainage system.
Background technology
The drainage system in tunnel is the important link during tunnel construction, normal use and safe operation.With railway tunnel
For road, drainage system is directly related to the success or failure of Concerning Railway Tunnel Construction and the performance using function.Currently, in railway tunnel
It is the Major Diseases type in China railways tunnel generally to use the drainage system of cast-in-place concrete, percolating water, and 70% or so exists
Different degrees of percolating water phenomenon, leakage is serious to account for about 30%.Especially since the factors such as concrete material, construction influence,
The main reason for tunnel drainage blind pipe Crystallization Plugging, ditch siltation etc. cause drainage system failure to be the formation of railway tunnel water damage.
In the prior art, draining blind pipe is commonly used as tunnel entirety waterproof and water drainage system limb, however, its Crystallization Plugging can be led
Tunnel waterproof and water drainage system global failure is caused, and then leads to a series of diseases such as lining cutting pressure-bearing cracking, seam leakage, to serious shadow
Ring tunnel structure safety, reliability, durability and operation security.Therefore, for the draining of railway tunnel in the prior art
For system, once the blocking of drainage system occurs, it can not to which its maintainability is very poor without any effective maintenance measure
Ensure the permanently effective use of drainage system.Especially, for railway tunnel, there is the possible leaking areas in many places.No
Same leaking area needs to take different waterproof and drain measures because of different conditions.It is hidden how these leaks are generally solved
Suffer from, realize the effective waterproof for entire tunnel and draining, is the technical issues of this field is badly in need of solving.
However, the maintenance of railway in operation tunnel waterproof and water drainage system is concentrated mainly on gutter dredging at present, lateral sulcus is repaiied
It mends, ditch cover board supplement, regulation Tunnel Water Leakage, improve and add drainage equipment etc..Further, since railway tunnel drains
Pipeline structure is various, crisscross and be distributed in tunnel structure, there is no at present it is effective support section of manicuring, mating dredging equipment and
Technique is not yet formed, and dredging difficulty is big, and clogging is apparent.These have all seriously affected railway tunnel service state and guarded drainage
The durability of system.
Invention content
In view of the above technical problems, the present invention is intended to provide a kind of tunnel crystallization-preventive drainage system comprising for draining
The sealer of guiding mechanism setting, to realize the totally-enclosed of tunnel drainage system, to effectively reduce in tunneling drain
Underground water and the CO in air2Contact, the generation of crystalline solid in drainpipe has been effectively relieved.
According to the present invention, a kind of tunnel crystallization-preventive drainage system is provided, including：The arch wall being arranged on tunnel inner wall is anti-
Drainage mechanism, arch wall guarded drainage mechanism include preliminary bracing shotcrete layer, and the drainable waterproofing plate being fixed thereon/
Splash guard and circle draining blind pipe；It is arranged in the longitudinal drainage blind pipe in tunnel arch foot region of the drainable waterproofing plate, it is described
Longitudinal drainage blind pipe is longitudinally extended along tunnel；It is arranged in the draining guiding mechanism of tunnel bottom, the draining guiding mechanism includes
First lateral aqueduct of the side discharge ditch for being connected to the longitudinal drainage blind pipe and tunnel bottom, and for being connected to
State the second lateral aqueduct in the center gutter in side discharge ditch and tunnel；Wherein, at the place of the described first lateral aqueduct
It is equipped with the first U-shaped sealer in the end of tunnel side discharge ditch, and tunnel side is in the described second lateral aqueduct
The end in gutter and tunnel center gutter is equipped with the second U-shaped sealer, and in the side discharge ditch in tunnel and
The corresponding entrance end in center gutter is respectively equipped with side discharge ditch U-shaped sealer and center gutter U-shaped sealer.
In a preferred embodiment, the end set of the first, second U-shaped sealer is at corresponding described
The bottom surface of one lateral aqueduct or second aqueduct is concordant.
In a preferred embodiment, the end set of the first, second U-shaped sealer is at described higher than corresponding
The bottom surface of first lateral aqueduct or second aqueduct.
In a preferred embodiment, in tunnel side discharge ditch, the second U-shaped sealer is arranged to be less than institute
State the first U-shaped sealer.
In a preferred embodiment, in the side discharge ditch, the second U-shaped sealer be arranged to it is described
First U-shaped sealer is in identical height.
In a preferred embodiment, the described first lateral aqueduct and the second lateral aqueduct be in the horizontal
It obliquely arranges from outside to inside.
In a preferred embodiment, the gradient of the described first lateral aqueduct and the second lateral aqueduct is all provided with
It is set to and is more than 2%.
In a preferred embodiment, the described first, second lateral aqueduct and the longitudinal drainage blind pipe and ring
It is all made of double-wall corrugated pipe to draining blind pipe, and hydrophobic material is coated on the inner wall of the double-wall corrugated pipe.
In a preferred embodiment, it is respectively provided on tunnel side discharge ditch and tunnel center gutter close
The first cover board and the second cover board of envelope.
In a preferred embodiment, section of the side discharge ditch U-shaped sealer and center gutter U-shaped sealer
The section in side discharge ditch and center gutter described in surface construction Cheng Nengyu is adapted.
In a preferred embodiment, the air content of the preliminary bracing shotcrete layer is not more than 5%.
Description of the drawings
The present invention will be described below with reference to accompanying drawings.
Fig. 1 shows the distributed architecture of crystallization-preventive drainage system in tunnel according to an embodiment of the invention.
Fig. 2 is the partial enlarged view of region A in Fig. 1.
Fig. 3 schematically shows the structure of first or second sealer shown in Fig. 2.
In this application, all attached drawings are schematical attached drawing, are merely to illustrate the principle of the present invention, and are not pressed real
Border ratio is drawn.
Specific implementation mode
The present invention is introduced below by way of attached drawing
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.It should be noted that in the present invention
The Directional terms used or determiner "upper", "lower", "left", "right", "inner", "outside" etc. be the attached drawing for institute's reference and
Speech.They are not used to limit the absolute position of involved parts, but can change as the case may be.It additionally needs
Illustrate, unless explicitly stated, within the scope of the present invention, " guarded drainage " " waterproof ", " draining " these three terms
It can be general.
Fig. 1 shows the distributed architecture of tunnel crystallization-preventive drainage system 100 according to an embodiment of the invention.The tunnel
Road crystallization-preventive drainage system 100 mainly by sealed set, reduces the CO in the underground water and air in tunneling drain2Connect
It touches, the generation crystallized in tunneling drain is reduced, to keep the unobstructed to ensure the draining of tunneling drain of tunneling drain
Effect.
According to the present invention, tunnel crystallization-preventive drainage system 100 includes arch wall guarded drainage mechanism 200.In constructing tunnel, lead to
Preliminary bracing layer can be often usually provided on the inner wall in tunnel, preliminary bracing layer is usually formed by concrete.Then, in the early stage
Apply arch wall guarded drainage according to the present invention mechanism 200 on branch sheath.It is alternatively possible to be set in arch wall guarded drainage mechanism 200
Set secondary moulded lining layer (not shown).
As shown in Figure 1, arch wall proof mechanism of water 200 includes preliminary bracing shotcrete layer 110.In one embodiment,
Air content in preliminary bracing shotcrete layer 110 is not more than 5%.This of preliminary bracing shotcrete layer 110 is close
Degree, more particularly to reduce the water for penetrating through preliminary bracing shotcrete layer 110 in tunnel inner wall, to reduce calcium ion
Loss, reduce the generation of crystalline solid.Meanwhile preliminary bracing shotcrete layer 110 is by using alkali-free quick-coagulant, so as to
The content of hydroxide ion is enough effectively reduced, the pH value in water is reduced, reduces the generation of crystalline solid
According to the present invention, arch wall proof mechanism of water 200 further include splash guard of the setting in the early stage on supporting concrete layer 110 or
Drainable waterproofing plate/splash guard 210, in one embodiment, drainable waterproofing plate/splash guard 210 can be the coiled materials made of PE.This
Sample, arch wall proof mechanism of water 200 can not only effectively waterproof, can also each other be carried out by drainable waterproofing plate/splash guard 210 effectively
Ground drains.Meanwhile circle draining blind pipe (not shown) is equipped in tunnel inner wall, circle draining blind pipe is along tunnel inner wall circumferential direction
Distribution, and along the distribution spaced a distance of tunnel longitudinal direction.Pass through the moisture collection of shotcrete layer in tunnel inner wall
In to around circle draining blind pipe, and by penetrating into circle draining blind pipe.Moisture in circle draining blind pipe along
Circle draining blind pipe flows to the bottom of tunnel both sides, and then moisture is excluded tunnel by gutter, realizes the draining in tunnel.
By arch wall proof mechanism of water 200 according to the present invention, can guarded drainage effectively be carried out to tunnel arch wall.
In the embodiment shown in fig. 1, the end of drainable waterproofing plate/splash guard 210 in arch wall proof mechanism of water 200 (is in
Arch springing region) it is folded upward at, form the receiving portion 211 of a U-shaped.It is provided with longitudinal drainage blind pipe in the receiving portion 211
230.Longitudinal drainage blind pipe 230 is longitudinally extended along tunnel, and side is provided with several holes in its circumferential direction.Meanwhile tunnel inner wall
On the end of circle draining blind pipe be connected at U-shaped receiving portion 211.In this way, by the guarded drainage in arch wall proof mechanism of water 200
Plate/splash guard 210 and the water of the guided discharge of circle draining blind pipe can be gathered at receiving portion 211, and reach it is a certain amount of it
Afterwards longitudinal drainage is entered by the hole on 230 top of longitudinal drainage blind pipe or by the osmosis of the side wall of longitudinal drainage pipe
In blind pipe 230.
According to the present invention, draining guiding mechanism 300 is equipped in tunnel bottom.As described in Figure 1, draining guiding mechanism 300 wraps
Include the first lateral aqueduct 310 being laterally extended along tunnel bottom.First lateral 310 one side of aqueduct is vertical with tunnel bottom
It is connected to draining blind pipe 230, is on the other hand connected with the side discharge ditch 350 (schematically showing) for being arranged in rail on both sides, from
And the water in longitudinal drainage blind pipe 230 is directed in side discharge ditch 350 by the first lateral aqueduct 310.In a reality
It applies in example, the diameter of the first lateral aqueduct 310 may be configured as 100mm.As a result, in tunnel inner wall to converge to longitudinal drainage blind
Water in pipe 230 is discharged to by the first lateral aqueduct 310 in the side discharge ditch 350 of two side bottom of tunnel, to realize tunnel
The preliminary discharge of moisture in road drainpipe.
In addition, draining guiding mechanism 300 further includes the second lateral aqueduct 320.As shown in Figure 1, the second lateral aqueduct
320 along tunnel bottom cross direction profiles, and the one side of the second lateral aqueduct 320 is connected with side discharge ditch 350, on the other hand
It is connected with the center gutter 360 (schematically showing) for being arranged at tunnel bottom center.Pass through the second lateral aqueduct as a result,
320 can be discharged to the ponding in the side discharge ditch 350 of tunnel bottom both sides in center gutter 360, to by being used as
The center gutter 360 of main drainage is discharged.Draining guiding mechanism 300 is horizontal by the first lateral aqueduct 310 and second as a result,
It is drained to aqueduct 320 by classification.When tunnel water accumulating volume is under normal circumstances, guiding mechanism 300 is drained
The moisture in tunnel inner wall is pooled to longitudinal drainage blind pipe 230 by drainable waterproofing plate/splash guard 210 and circle draining blind pipe
In, and directed into the water in longitudinal drainage blind pipe 230 in side discharge ditch 350 by the first lateral aqueduct 310, to real
The preliminary discharge of existing tunnel ponding.When the ponding in side discharge ditch 350 it is more and be above standard value when, side discharge ditch 350
Drainage requirement cannot be met, at this point, the water part in side discharge ditch 350 is discharged by side discharge ditch 350, and another portion
Divide and center gutter 360 is then flowed to by the second lateral aqueduct 320, and then is arranged most of water by center gutter 360
Go out.The draining for enabling tunnel crystallization-preventive drainage system 100 effectively to realize tunnel by draining guiding mechanism 300.
In the present embodiment, the first transverse drain 310 and the second transverse drain 320 in tunnel bottom along tunnel lateral direction
It is arranged in certain slope, the side discharge that longitudinal drainage blind pipe 230 passes through the first lateral aqueduct 310 and rail on both sides as a result,
Ditch 350 is connected.Preferably, the first lateral aqueduct 310 is arranged to its lateral outer side higher than its laterally inboard, so that water can be smoothly
Ground is flowed into from longitudinal drainage blind pipe 230 in side discharge ditch 350.Meanwhile second transverse drain 320 be also configured to its transverse direction
Outside is higher than its laterally inboard, and further, water can pass through the second lateral aqueduct 320 and be flowed into center gutter 360.
In one embodiment, the gradient of the first transverse drain 310 and the second transverse drain 320 is disposed as being more than 2%.Wherein
The diameter of longitudinal drainage blind pipe 230 may be, for example, 100mm.First lateral aqueduct 310 can be with the rule of the second lateral aqueduct 320
Lattice are identical.This arrangement of first transverse drain 310 and the second transverse drain 320 is particularly advantageous to tear in drainpipe
The flowing of flow is conducive to the drainage performance for improving draining guiding mechanism 300.
Pass through above structure, so that it may which longitudinal drainage blind pipe 230 is directed to the water that arch wall proof mechanism of water 200 is discharged
In, and flow further in side discharge ditch 350 and center gutter 360.Entire tunnel crystallization-preventive draining system is allowed in this way
Each mechanism in system 100 is formed as an organic drainage arrangement.
During tunnel drainage, since tunnel is usually very long, and the size laterally on (also referred to as circumferential direction) is also very big.
Meanwhile complicated component in tunnel concrete, the water penetrated into draining blind pipe contain many kinds of substance, enter from draining blind pipe port
Air in CO2It can be reacted with the water in draining blind pipe, to generate crystalline solid in drainpipe and drain blind pipe inner wall
On be deposited with, deposit cause drain blind pipe block.Tunnel segment drain hole, draining blind pipe partially crystallizable is more serious, or even occurs stifled
Fill in phenomenon.This has seriously affected the drainage effect of tunnel drainage device, and crystal easily results in blockage to hole internal drainage device, makes
At concrete defect, or even influence tunnel structure safety and later stage operation security.
For this purpose, the draining guiding mechanism 300 in tunnel crystallization-preventive drainage system 100 according to the present invention is additionally provided with for making
Tunnel crystallization-preventive drainage system 100 realizes the sealer of integral sealing.As shown in Figure 1, sealer includes that setting is lateral first
The first U-shaped sealer 400 of one end in side discharge ditch 350 of aqueduct 310, and setting is in the second lateral water guide
The second U-shaped sealer 410 at the both ends of pipe 320 is arranged and is in 350 He of side discharge ditch in the second lateral aqueduct 320
At port in center gutter 360.Have in 310 and second lateral aqueduct 320 of the first lateral pouring pipe as a result, a certain amount of
Ponding when, ponding is pooled in the first U-shaped sealer 400 or the second U-shaped sealer 410, and from the first U-shaped sealer 400
Or second the port of U-shaped sealer 410 overflow and be flowed into gutter tunnel is discharged.In this course, the first U-shaped sealer
Ponding in 400 can seal the first transverse drain 310, and the ponding in the second U-shaped sealer 410 can seal second laterally
Drainpipe 320, it is hermetically sealed to reduce draining blind pipe, the first lateral aqueduct 310 and the to make draining guiding mechanism 300 realize
CO in water and air in two lateral aqueducts 3202Contact area, the generation of crystalline solid, the row of effectively preventing is effectively relieved
Crystalline solid is generated in water pipe and causes to drain blockage.
As shown in Fig. 2, its enlarged view for region A in Fig. 1.In the illustrated embodiment, the first 310 He of lateral aqueduct
Second lateral aqueduct 320 is connected to the region of the close bottom of side discharge ditch 350, is convenient for draining in this way, while also advantageous
In the first U-shaped sealer 400 or the second U-shaped sealer 410 respectively to 310 or second lateral aqueduct of the first lateral aqueduct
320 sealing.In one embodiment, in side discharge ditch 350, the second U-shaped sealer on the second transverse drain 320
410 in a vertical direction, is disposed above the height of the first U-shaped sealer 400 of 310 end of the first transverse drain.In this way,
When displacement is smaller, need to only be drained by side discharge ditch 350.When tunnel, ponding is more, when displacement is larger,
Water in side discharge ditch increases, when reaching the height of the second U-shaped sealer 410 of 320 end of the second transverse drain, just
Draining of the realization of center gutter 360 compared with big yield can be flowed to by the second transverse drain 320.Of course it is to be understood that can
310 and second lateral aqueduct 320 of the first lateral aqueduct to be connected to the relatively higher position of side discharge ditch 350
Set, in this way, the underground water savings in side discharge ditch 350 to it is a certain amount of and when the water surface being made to reach a certain height, equally can
Make flow to center gutter 360, to realize substep draining when different displacement.
In addition, in side discharge ditch 350, be arranged the first lateral aqueduct 310 the first U-shaped sealer 400 and set
Setting the second U-shaped sealer 410 in the second lateral 320 end of aqueduct can be staggered certain distance point on tunnel longitudinal direction
Cloth can reduce the influence of the draining between U-shaped sealer 400 in this way, convenient for improving drainage effect.Of course it is to be understood that setting
Setting can also be distributed in the first U-shaped sealer 400 and the second U-shaped sealer 410 at the lengthwise position in identical tunnel, equally
The discharge carried out compared with mass-flow is directed water into center gutter 360 when disclosure satisfy that larger displacement.
Fig. 3 schematically shows the structure of the first U-shaped sealer 400 or the second U-shaped sealer 410 shown in Fig. 2.Root
According to the present invention, the first U-shaped sealer 400 is mutually isostructural component with the second U-shaped sealer 410.As shown in figure 3, the first U-shaped
Sealer 400 is arranged in the end of the first lateral aqueduct 310.In one embodiment, the freedom of the first U-shaped sealer 400
End port is arranged to concordant with the duct bottom of the first lateral aqueduct 310.Have in this way when collecting in the first lateral aqueduct 310
When underground water (dash area 315 in figure), and it is full of the first U-shaped sealer 400, at this time by the first U-shaped sealer 400
Underground water can be effectively formed sealing, to avoid CO in the water and air in the first lateral aqueduct 3102Contact, effectively
The generation for alleviating crystalline solid avoids in drainpipe and generates crystalline solid and cause to drain blockage.Of course it is to be understood that first
The free end port of U-shaped sealer 400 can be set to the duct bottom higher than the first lateral aqueduct 310, in this way can be into one
Step improves the sealing performance of the first U-shaped sealer 400.
According to the present invention, the drainage pipeline used in tunnel crystallization-preventive drainage system 100, such as circle draining blind pipe, longitudinal direction
Double-wall corrugated pipe can be used in draining blind pipe 230 and the first 310 and second transverse drain 320 of lateral aqueduct etc..Preferably
It is to have hydrophobic material etc. in the inner-wall spraying of pipeline, crystalline solid can be reduced in this way and be attached to inner wall of the pipe, to effectively improve
Drainage pipeline smoothness and stain resistance.Meanwhile the absolute roughness of the drainage pipeline inner wall of use is not more than 0.005mm, it is resistance to
Contamination reflectivity changes are not more than 20%, and crystalline solid can be effectively relieved in this way and be deposited with, deposit on draining inside pipe wall.Further
It is rap port to improve drainage pipeline in tunnel crystallization-preventive drainage system 100, effectively improves the row of tunnel crystallization-preventive drainage system 100
Aqueous energy.
In addition, being equipped with the first cover board 351 on side discharge ditch 350, the second cover board is equipped on center gutter 360
361, for reducing CO2Into in side gutter 350 or center gutter 360, to reduce side discharge ditch 350 and center
The generation of crystalline solid in gutter 360 avoids drainpipe and gutter from resulting in blockage because crystalline solid is excessive, is conducive to improve
The drainage performance of tunnel crystallization-preventive drainage system 100.
In order to further enhance the whole leakproofness of tunnel crystallization-preventive drainage system 100 according to the present invention, in
The entrance end of the side discharge ditch 350 of tunnel bottom both sides is equipped with side discharge ditch U-shaped sealer (not shown).Meanwhile
Entrance end in the center gutter 360 in tunnel bottom is equipped with center gutter U-shaped sealer (not shown).One
In a embodiment, the cross sectional shape of side discharge ditch U-shaped sealer be arranged to it is identical as the cross sectional shape of side discharge ditch 350,
And size is also identical.Similarly, the cross sectional shape of center gutter U-shaped sealer is arranged to the section with center gutter 360
Shape is identical, and size is also identical.In such manner, it is possible to effectively enhance the leakproofness in side discharge ditch 350 and center gutter 360
Can, to effectively enhance the whole leakproofness of tunnel crystallization-preventive drainage system 100, it is further reduced the generation of crystallization, effectively
Draining blockage is avoided, the drainage performance of tunnel crystallization-preventive drainage system 100 is improved.
Tunnel crystallization-preventive drainage system 100 according to the present invention, is particularly useful in railway tunnel.The present invention by
Drainable waterproofing plate/splash guard 210 and circle draining blind pipe are set in tunnel inner wall, so as to by the moisture absorption in tunnel inner wall
And direct into two side bottom of tunnel.And it will be by drainable waterproofing plate/waterproof by the way that longitudinal drainage blind pipe 230 is arranged in two side bottom of tunnel
Plate 210 and circle draining blind pipe 230 are directed to the export of underground water herein, then will be pooled to longitudinal direction by lateral aqueduct again
Underground water in drainpipe 230, which is guided to, to be arranged in the gutter of tunnel bottom.In order to avoid drainpipe internal cause underground water with
CO in air2It generates and reacts and generating crystalline solid leads to line clogging, in the end of the lateral aqueduct in gutter
It is provided with the first U-shaped sealer 400 or the second U-shaped sealer 410.410 energy of first U-shaped sealer 400 and the second U-shaped sealer
Enough sealings for effectively realizing tunnel crystallization-preventive drainage system 100 reduce the CO in the water and air in lateral aqueduct2Contact
The generation of crystalline solid has been effectively relieved in area, effectively prevents generating crystalline solid in drainpipe and leading to drain blockage, improve
The drainage performance of tunnel crystallization-preventive drainage system 100.
Finally it should be noted that the foregoing is merely the preferred embodiments of the invention, do not constitute to the present invention
Any restrictions.Although with reference to foregoing embodiments, invention is explained in detail, for the technology of this field
For personnel, it can still modify to the technical solution recorded in previous embodiment, or to which part technical characteristic
Carry out equivalent replacement.All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should all wrap
Within protection scope of the present invention.
Claims (11)
1. a kind of tunnel crystallization-preventive drainage system (100), including：
The arch wall guarded drainage mechanism (200) being arranged on tunnel inner wall, arch wall guarded drainage mechanism include preliminary bracing injection
Concrete layer, and the drainable waterproofing plate/splash guard (210) and circle draining blind pipe that are fixed thereon；
It is arranged in the longitudinal drainage blind pipe (230) in tunnel arch foot region of the drainable waterproofing plate/splash guard, longitudinal row
Water blind pipe is longitudinally extended along tunnel；
It is arranged in the draining guiding mechanism (300) of tunnel bottom, the draining guiding mechanism includes for being connected to longitudinal row
The lateral aqueduct (310) of the first of the side discharge ditch (350) of water blind pipe and tunnel bottom, and for being connected to the side row
The lateral aqueduct (320) of the second of the center gutter (360) in ditch and tunnel；
Wherein, in the described first lateral aqueduct the first U-shaped sealer is equipped in the end of the side discharge ditch
(400), in the described second lateral aqueduct the is equipped in the end of the side discharge ditch and tunnel center gutter
Two U-shaped sealers (410), and set respectively in the side discharge ditch in tunnel and the corresponding entrance end in center gutter
There are side discharge ditch U-shaped sealer and center gutter U-shaped sealer.
2. crystallization-preventive drainage system in tunnel according to claim 1, which is characterized in that the first, second U-shaped sealer
End set at concordant with the bottom surface of the corresponding first lateral aqueduct or the second lateral aqueduct.
3. crystallization-preventive drainage system in tunnel according to claim 1, which is characterized in that the first, second U-shaped sealer
End set at the bottom surface less than the corresponding first lateral aqueduct or the second lateral aqueduct.
4. the tunnel crystallization-preventive drainage system according to any one of Claim 1-3, which is characterized in that second U-shaped
Sealer is disposed above the first U-shaped sealer.
5. the tunnel crystallization-preventive drainage system according to any one of Claim 1-3, which is characterized in that second U-shaped
Sealer is arranged to be in identical height with the first U-shaped sealer.
6. the tunnel crystallization-preventive drainage system according to any one of claim 1 to 5, which is characterized in that described first is horizontal
It is obliquely arranged from outside to inside in the horizontal to aqueduct and the second lateral aqueduct.
7. crystallization-preventive drainage system in tunnel according to claim 6, which is characterized in that the described first lateral aqueduct and institute
The gradient for stating the second lateral aqueduct is all provided with and is set to more than 2%.
8. the tunnel crystallization-preventive drainage system according to any one of claim 1 to 7, which is characterized in that described first,
Two lateral aqueducts and the longitudinal drainage blind pipe and circle draining blind pipe are all made of double-wall corrugated pipe, and in the double-walled wave
It is coated with hydrophobic material on the inner wall of line pipe.
9. crystallization-preventive drainage system in tunnel according to claim 1, which is characterized in that side discharge ditch and tunnel in tunnel
The first cover board (351) and the second cover board (361) of sealing are respectively provided on the gutter of center.
10. crystallization-preventive drainage system in tunnel according to claim 1, which is characterized in that the side discharge ditch U-shaped sealing
Device is mutually fitted with side discharge ditch described in the cross-sectional configuration Cheng Nengyu of center gutter U-shaped sealer with the section in center gutter
Match.
11. crystallization-preventive drainage system in tunnel according to claim 1, which is characterized in that coagulation is sprayed in the preliminary bracing
The air content of soil layer is not more than 5%.
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| CN201810468384.8A CN108412545A (en) | 2018-05-16 | 2018-05-16 | A kind of tunnel crystallization-preventive drainage system |
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| CN201810468384.8A CN108412545A (en) | 2018-05-16 | 2018-05-16 | A kind of tunnel crystallization-preventive drainage system |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109653795A (en) * | 2018-11-08 | 2019-04-19 | 铁科创恒新材料科技有限公司 | A kind of tunnel crystallization control method |
| CN111365070A (en) * | 2020-03-30 | 2020-07-03 | 中铁二院工程集团有限责任公司 | Tunnel drain pipe crystallization prevention system and prevention method |
| CN113309566A (en) * | 2021-07-12 | 2021-08-27 | 重庆交通大学 | Anti-crystallization drainage system for tunnel |
| CN113339061A (en) * | 2021-07-12 | 2021-09-03 | 重庆国翔新材料有限公司 | Stifled pipe prevention and cure device of tunnel drain pipe crystallization |
| CN113339060A (en) * | 2021-07-09 | 2021-09-03 | 重庆国翔新材料有限公司 | Tunnel drain pipe crystallization monitoring equipment based on thing networking |
| CN113803088A (en) * | 2021-09-27 | 2021-12-17 | 中铁一局集团有限公司 | Isolated double-lining shield tunnel construction structure and construction method |
| CN113898406A (en) * | 2021-08-30 | 2022-01-07 | 中铁第四勘察设计院集团有限公司 | Structure for preventing crystallization blockage of railway tunnel blind pipe |
| CN114607463A (en) * | 2022-04-26 | 2022-06-10 | 中铁二院工程集团有限责任公司 | Drainage system and method for karst or fault tunnel unbalanced water-rich area |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW451019B (en) * | 2000-04-18 | 2001-08-21 | C & Amp M Hi Tech Engineering | Water-proof and damp-proof method for basement side wall |
| KR20050072513A (en) * | 2004-01-06 | 2005-07-12 | 연일화섬공업(주) | Settling ring for waterproof sheets to be used in tunnel drainage structures, and drainage structures containing the ring and method of drainage construction using the ring |
| CN204715481U (en) * | 2015-06-09 | 2015-10-21 | 欧阳海昊 | A layer water collecting device falls in a kind of the eliminating |
| CN205895312U (en) * | 2016-05-16 | 2017-01-18 | 中铁第四勘察设计院集团有限公司 | Be used for rich irrigated land section tunnel water handling system |
| CN107227974A (en) * | 2017-06-20 | 2017-10-03 | 中铁十局集团第四工程有限公司 | A kind of tunnel-liner discharge structure and water discharge method |
| CN207161122U (en) * | 2017-09-08 | 2018-03-30 | 中国铁道科学研究院铁道建筑研究所 | Tunnel waterproof and water drainage system |
| CN208364174U (en) * | 2018-05-16 | 2019-01-11 | 中国铁道科学研究院铁道建筑研究所 | A kind of tunnel crystallization-preventive drainage system |
-
2018
- 2018-05-16 CN CN201810468384.8A patent/CN108412545A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW451019B (en) * | 2000-04-18 | 2001-08-21 | C & Amp M Hi Tech Engineering | Water-proof and damp-proof method for basement side wall |
| KR20050072513A (en) * | 2004-01-06 | 2005-07-12 | 연일화섬공업(주) | Settling ring for waterproof sheets to be used in tunnel drainage structures, and drainage structures containing the ring and method of drainage construction using the ring |
| CN204715481U (en) * | 2015-06-09 | 2015-10-21 | 欧阳海昊 | A layer water collecting device falls in a kind of the eliminating |
| CN205895312U (en) * | 2016-05-16 | 2017-01-18 | 中铁第四勘察设计院集团有限公司 | Be used for rich irrigated land section tunnel water handling system |
| CN107227974A (en) * | 2017-06-20 | 2017-10-03 | 中铁十局集团第四工程有限公司 | A kind of tunnel-liner discharge structure and water discharge method |
| CN207161122U (en) * | 2017-09-08 | 2018-03-30 | 中国铁道科学研究院铁道建筑研究所 | Tunnel waterproof and water drainage system |
| CN208364174U (en) * | 2018-05-16 | 2019-01-11 | 中国铁道科学研究院铁道建筑研究所 | A kind of tunnel crystallization-preventive drainage system |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109653795A (en) * | 2018-11-08 | 2019-04-19 | 铁科创恒新材料科技有限公司 | A kind of tunnel crystallization control method |
| CN111365070A (en) * | 2020-03-30 | 2020-07-03 | 中铁二院工程集团有限责任公司 | Tunnel drain pipe crystallization prevention system and prevention method |
| CN111365070B (en) * | 2020-03-30 | 2024-04-19 | 中铁二院工程集团有限责任公司 | Tunnel drain pipe crystallization prevention and control system and prevention and control method |
| CN113339060A (en) * | 2021-07-09 | 2021-09-03 | 重庆国翔新材料有限公司 | Tunnel drain pipe crystallization monitoring equipment based on thing networking |
| CN113309566B (en) * | 2021-07-12 | 2022-06-28 | 重庆交通大学 | Crystallization-preventing drainage system for tunnel |
| CN113309566A (en) * | 2021-07-12 | 2021-08-27 | 重庆交通大学 | Anti-crystallization drainage system for tunnel |
| CN113339061A (en) * | 2021-07-12 | 2021-09-03 | 重庆国翔新材料有限公司 | Stifled pipe prevention and cure device of tunnel drain pipe crystallization |
| CN113898406A (en) * | 2021-08-30 | 2022-01-07 | 中铁第四勘察设计院集团有限公司 | Structure for preventing crystallization blockage of railway tunnel blind pipe |
| CN113898406B (en) * | 2021-08-30 | 2024-01-02 | 中铁第四勘察设计院集团有限公司 | Structure for preventing crystallization blockage of blind pipe of railway tunnel |
| CN113803088A (en) * | 2021-09-27 | 2021-12-17 | 中铁一局集团有限公司 | Isolated double-lining shield tunnel construction structure and construction method |
| CN113803088B (en) * | 2021-09-27 | 2024-05-10 | 中铁一局集团有限公司 | Isolated double-lining shield tunnel construction structure and construction method |
| CN114607463A (en) * | 2022-04-26 | 2022-06-10 | 中铁二院工程集团有限责任公司 | Drainage system and method for karst or fault tunnel unbalanced water-rich area |
| CN114607463B (en) * | 2022-04-26 | 2023-01-10 | 中铁二院工程集团有限责任公司 | Drainage system and method for non-equilibrium water-rich area of karst or fault tunnel |
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