CN109404011A - A kind of heat insulating construction method of pipe curtain slip casting tunnel water outlet - Google Patents
A kind of heat insulating construction method of pipe curtain slip casting tunnel water outlet Download PDFInfo
- Publication number
- CN109404011A CN109404011A CN201811370328.7A CN201811370328A CN109404011A CN 109404011 A CN109404011 A CN 109404011A CN 201811370328 A CN201811370328 A CN 201811370328A CN 109404011 A CN109404011 A CN 109404011A
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- Prior art keywords
- steel pipe
- water outlet
- stage
- tunnel
- pipe
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
- E21D11/107—Reinforcing elements therefor; Holders for the reinforcing elements
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
- E21D11/003—Linings or provisions thereon, specially adapted for traffic tunnels, e.g. with built-in cleaning devices
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/14—Layout of tunnels or galleries; Constructional features of tunnels or galleries, not otherwise provided for, e.g. portals, day-light attenuation at tunnel openings
Abstract
The invention discloses a kind of heat insulating construction methods of pipe curtain slip casting tunnel water outlet, it is related to constructing tunnel field, the following steps are included: label stage of drill site, steel pipe be inserted into the stage of rock stratum, the stage of injected foundation, steel pipe rearward the extended stage, stage of steel supporting material is installed, in the draining slope surface that above-mentioned steel pipe rear end installs tunnel portal, applies water outlet position.The present invention above step, form tunnel portal in the way of pipe curtain slip casting, while applying Insulation in tunnel portal, thus reduce influence of the frost heave to tunnel, prevent tunnel portal from collapsing or landslide.
Description
Technical field
The present invention relates to constructing tunnel field, in particular to a kind of heat insulating construction method of pipe curtain slip casting tunnel water outlet.
Background technique
In the prior art, tunnel in cold area hole external thermal insulation water outlet is the important component of tunnel drainage, and guarantees work
The important measures of Cheng Zhiliang " project of vital and lasting importance ", outside hole the quality of the construction quality of drainage system be directly related to tunnel internal drainage and
To the influence after tunnel operation, while hole internal water accumulation cannot be smoothly discharged will directly affect the frost heave in tunnel, direct relation tunnel
Construction quality and operation security.The common practice of existing tunnel in cold area heat-insulating water outlet design is the mode for taking nature to flow out,
And the position for requiring water outlet to design should be in leeward area without shade, but heat-insulating water outlet does not fully consider heating and the thermometric of water outlet
Measure, and the methods of application auxiliary thermal insulation material simultaneously.
Summary of the invention
The purpose of the present invention is to provide a kind of to form tunnel portal in the way of pipe curtain slip casting, while in tunnel portal
Apply Insulation, thus reduce influence of the frost heave to tunnel, prevents tunnel portal from collapsing or caving in.
Above-mentioned purpose of the invention has the technical scheme that a kind of pipe curtain slip casting tunnel water outlet
Heat insulating construction method, comprising the following steps: S1, the stage for marking drill site, i.e., with tunnel on the ground at tunnel beginning
Shape tag drill site；S2, steel pipe are inserted into the stage of rock stratum, i.e., in label drill site, with the drilling of straight bore mode
Steel pipe is inserted into rock stratum and drainpipe is inserted into sandy soil layer or part rock stratum by steel pipe simultaneously；S3, injected foundation
Stage utilizes above-mentioned steel pipe injected foundation；S4, steel pipe rearward extended stage, i.e., above-mentioned steel pipe is extended and made backward
While prominent on ground, be located at above-mentioned steel pipe rear end on vertical plane, and the position of determination drainpipe water outlet, the rank
Temperature transducer and test cable are installed in closely connected electrothermal tube on the steel pipe of section, the side of every electrothermal tube, and electrothermal tube is always from steel
The part that pipe stretches out ground extends at discharge outlet along steel pipe；S5, the stage for installing steel supporting material, i.e., pacify on the inside of above-mentioned steel pipe
Steel loading supporting material；S6, tunnel portal is installed in above-mentioned steel pipe rear end, and is covered on the outside of steel pipe exposing with ground a part
Soil, while compressing ground；S7, the draining slope surface for applying water outlet position, and gear shield, aileron are done in two sides setting splayed aileron
Blocking wall of termination point applies pre-buried diversion pipe in the process and lays, and diversion pipe is connected with drainpipe, backfills ragstone layer below draining slope surface
Slabstone slope surface is formed, used based on mortar flag stone below slabstone slope surface and is made into barricade, is first spread above slabstone slope surface
If one layer of geotextiles re-lay one layer of rock wool and do protective layer, bituminous coating is applied on the surface of mortar rubble masonry pavement.
By using above-mentioned technical proposal, steel supporting material and the steel pipe supported by them, formed using pipe curtain grouting mode
Thus tunnel portal prevents the collapsing or landslide of Tunnel oral area ground, the construction of Tunnel oral area becomes to be easy safely, and
Without intercepting inclined-plane, the destruction of ground is prevented, natural environment is saved；Steel pipe is drilled and is inserted into straight bore mode, therefore husky
There is no a possibility that constructing of collapsing for soil layer, rock stratum etc., and since steel pipe is inserted into rock stratum, the end of secured supporting steel pipe
Portion, it is ensured that safety when tunnelling.Drainpipe is got all the ready by tunnel row length direction by steel pipe, is easily drained permeable subterranean water
Deng effectively excluding to the problem of tunnel internal leak.By the way that tunnel portal isothermal holding, in tunnel in cold area hole, external thermal insulation goes out
The mouth of a river, water will not be frozen in the case where constant flow, and be assisted in water outlet using various such as asbestos, cinder
Insulation should not freeze in the water of slope protection range, and water outlet very a small range crop out passes through water body itself
Temperature is enough to ensure that nozzle is not frozen, and heat tape separately is arranged in the lower section of drainpipe, encounters extreme climate, electricity can be taken to add
The Insulation of heat, so that it is guaranteed that the heat insulation effect of water outlet.
The present invention is further arranged to: the steel pipe in its two sides has interlocking structure mutually to tie up, interlocking structure packet
Lug boss and notch portion are included, the lug boss and notch portion are made of steel plate and angle steel.
By using above-mentioned technical proposal, steel pipe and steel pipe are tied up on one side when being inserted into ground, are inserted into steel pipe on one side, therefore increase
Add the bond strength that steel pipe is mutual, to increase the safety of tunnel structure, flabbily section adds to ground for maximization raising
Gu effect；And it is first inserted into the steel pipe interlocking structure of installation, it can play and be inserted into steel pipe guiding role thereafter, therefore then be easy steady
Surely it is inserted into installation steel pipe.
The present invention is further arranged to: in the inside of the interlocking structure notch portion, forming groove, draining by length direction
Pipe is arranged in a groove.
By using above-mentioned technical proposal, drainpipe arranges that groove plays the role of protection, makes drainpipe more in a groove
It is easily inserted into sandy soil layer.
The present invention is further arranged to: drainpipe penetrates readily through for the hose or water of multiple drainage holes formation, but different
Substance is not easy the netted hose penetrated.
By using above-mentioned technical proposal, so as in the water flow infiltration drainpipe of tunnel upper, then as water flow is from water outlet
Mouth discharge.
The present invention is further arranged to: the binding member is only inserted into the part shape of sandy soil layer or rock stratum in steel pipe
At.
By using above-mentioned technical proposal, it is easy to be inserted into the part for needing steel pipe, and can prevent from being caused by hard formation
Interlocking structure damage and breakage, and on soft foundation, steel pipe can be played by, which having the effect of, is mutually securely tied up.
The present invention is further arranged to: further including casting injection on the inside of the steel pipe after the steel supporting material erection stage
Concrete carrys out the stage of integrated steel pipe and steel supporting material.
By using above-mentioned technical proposal, it is poured gunite concrete on the inside of steel pipe, keeps steel pipe and steel supporting material integral,
Thus increase the consolidation effect in tunnel.
The present invention is further arranged to: it is 8% that the diversion pipe, which buries ratio of slope,.
By using above-mentioned technical proposal, so that water flow is flowed into diversion pipe from drainpipe, connection it is more smooth.
In conclusion the invention has the following advantages:
1, by forming tunnel portal using pipe curtain grouting mode, the collapsing or landslide of Tunnel oral area ground, tunnel are thus prevented
The construction in road hole portion becomes to be easy safely；
2, by drilling and being inserted into steel pipe with straight bore mode, therefore there is no the possibility for construction of collapsing sandy soil layer, rock stratum etc.
Property, and since steel pipe is inserted into rock stratum, the end of secured supporting steel pipe, it is ensured that safety when tunnelling；
3, by be frozen water will not in the case where constant flow to tunnel portal isothermal holding, and using electrically heated
Insulation, so that it is guaranteed that the heat insulation effect of water outlet, reduces influence of the frost heave to tunnel.
Detailed description of the invention
Fig. 1 is label drill site stage schematic diagram in embodiment；
Fig. 2 is that steel pipe is inserted into rock stratum stage schematic diagram in embodiment；
Fig. 3 is steel pipe slip casting stage schematic diagram in embodiment；
Fig. 4 is to prolong stage schematic diagram in embodiment after steel pipe；
Fig. 5 is installation steel supporting material stage schematic diagram in embodiment；
Fig. 6 is earthing stage schematic diagram in embodiment；
Fig. 7 is pipe curtain tunnel structure axonometric drawing in embodiment；
Fig. 8 is steel pipe interlocking structure schematic diagram in embodiment.
In figure, 10, ground；11, sandy soil layer；12, incompetent bed；13, hard formation；20, drill site；30, steel pipe；31, mutually
Lock construction；311, lug boss；312, notch portion；313, groove；32, drainpipe；40, slip casting；50, steel supporting material；60, earthing；
70, electrothermal tube；80, slope surface is drained；81, eight word aileron；82, diversion pipe.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
Embodiment: a kind of heat insulating construction method of pipe curtain slip casting tunnel water outlet, as shown in Figure 1, first at tunnel beginning
With the stage of tunnel-shaped label drill site 20 on ground 10.Ground 10 refers to the original place base 10 entirely without interception state, but
It may also comprise the ground 10 that the states such as sandy soil, dust, leaf, the soft rock for interfering engineering are removed in part.
Then with the stage (referring to FIG. 1 and FIG. 2) of insertion steel pipe 30 while the drilling of straight bore mode to rock stratum.It is above-mentioned straight
Bore mode is the mode for being inserted into steel pipe 30 while installing drill bit etc. in front of steel pipe 30 to drill, i.e., steel pipe 30 is regarded
Casing uses, and is rotated in the drill bit being mounted in front of steel pipe 30, is pressed into drill bit rotary cutting steel pipe 30.Since steel pipe 30 is with straight
Bore mode drills insertion simultaneously, therefore steel pipe 30 collapses without drilling cave and proceeds to sandy soil layer 11 and rock stratum, i.e. incompetent bed 12(wind
Change rock stratum), hard formation 13(explosion rock stratum) construction become possible.Length with the steel pipe 30 that straight bore mode is inserted into, with tunnel
Spend direction fitly, i.e., it is several to can connect insertion by row length direction for nonangular insertion.For example, spiral shell can be formed in steel pipe 30
Line etc. presses its length direction joint steel pipe 30 to be connected with each other, or using connector etc..At this point, due to the long range of steel pipe 30
Drilling and insertion have possibility, therefore can carry out Strengthening Tunnel with sufficiently long steel pipe 30, increase the consolidation effect in tunnel, and
And because of the insertion operation of steel pipe 30, the shorter steel pipe 30 of utilization constructs to implement and is easy, is simple, rapidly.
Steel pipe 30 penetrates through the sandy soil layer 11 of ground 10, is inserted into rock stratum, i.e. incompetent bed 12 or hard formation 13.At this time
The front end of secured supporting steel pipe 30, thereby, it is ensured that safety when tunnelling.That is steel pipe 30 is generally inserted into rock stratum, but according to
It needs also to be inserted into incompetent bed 12.Interlocking structure 31(is arranged on steel pipe 30 can insert when being inserted into steel pipe 30 referring to Fig. 7)
Steel pipe 30 and steel pipe 30 are tied up while entering.
Since interlocking structure 31 is arranged in the two sides of steel pipe 30, increases the bond strength between steel pipe 30, can be realized steel pipe
Thus 30 integration increases the safety of tunnel structure, 10 consolidation effect of ground for the weak band that maximizes.Moreover, being first inserted into
30 interlocking structure 31 of steel pipe of installation, can play and be inserted into 30 guiding role of steel pipe thereafter, therefore then readily and stably be inserted into
Steel pipe 30 is installed.Interlocking structure 31 is only formed on the steel pipe 30 for being inserted into 12 part of sandy soil layer 11 or incompetent bed.Because hard
Rock stratum 13 is difficult to be inserted into interlocking structure 31, so can be only inserted into sandy soil layer 11 or incompetent bed 12 in 30 whole length of steel pipe.
At this point, be easy to be inserted into the part for needing steel pipe 30, and can prevent the damage of interlocking structure 31 as caused by hard formation 13 and
Breakage, and on soft foundation 10, steel pipe 30 can be played by, which having the effect of, mutually securely ties up.
As shown in figure 8, above-mentioned interlocking structure 31 includes lug boss 311 and notch portion 312, lug boss 311 and notch portion 312
It being made of steel plate and angle steel, light plate is set as four, it is symmetricly set on the two sides of steel pipe 30 in pairs, the two of every group
A steel plate is parallel and what is be spaced is distributed on the outer peripheral surface of steel pipe 30 along 30 axis of steel pipe, and each steel plate is isometric with steel pipe 30;
Angle steel is fixed on side of the steel plate far from steel pipe 30, and two angle steel are arranged in the same direction, i.e., the corner and steel plate of one of angle steel
End fix, form lug boss 311, the overt corner surface of another angle steel and the end of steel plate fix, and forms notch portion 312.
Groove 313 further is formed by its length direction in the inside of above-mentioned 31 notch portion 312 of interlocking structure, angle steel turns
It was provided through mouth at folding, gets all the drainpipe 32 ready in this groove 313.Due to foring groove 313, drainpipe 32 has been got all the ready,
Therefore it is easily drained the underground water permeated from tunnel ceiling, can effectively exclude the leak in tunnel.The neighbouring interlocking of steel pipe 30 knot
The lug boss 311 of structure 31 cannot be inserted into groove 313, and the hose that multiple drainage holes are formed can be used in above-mentioned drainpipe 32,
It or is to penetrate readily through, but foreign substances are not easy the netted hose penetrated using water.
10 slip casting 40(of ground is carried out referring to Fig. 3) followed by the steel pipe 30 of aforementioned stages insertion.I.e. in insertion steel pipe 30
In injection 40 material of slip casting carry out stage of 30 surrounding ground 10 of 40 steel pipe 30 of slip casting and steel pipe.Due in this stage, 40 material of slip casting
Material penetrates into around steel pipe 30, is integrally formed ground 10 and steel pipe 30 around steel pipe 30, even if being dug in following stages
Pick, can also prevent the collapsing of ground 10.And the combination of steel pipe 30 and ground 10 is preferable, is capable of increasing structural strength and tunnel
The stability of road works can also prevent leak.
Above-mentioned steel pipe 30 is completely or partially extended backward while ground 10 is prominent again, is located at 30 rear end of steel pipe and hangs down
The stage faced directly (referring to Fig. 4).When above-mentioned steel pipe 30 extends backward, screw thread or connector are also got all the ready on steel pipe 30 by it
Length direction connection.Since steel pipe 30 extends backward, without the ground 10 to build Tunnel oral area.Moreover, above-mentioned prolong backward
Long steel pipe 30 can regard Tunnel oral area structure, therefore unlike traditional technology implement prevent ground 10 collapsing or
Cave in work, can also prevent Tunnel oral area ground 10 collapse or landslide, thus reliably and securely construction tunnel hole portion and
Tunnel.Moreover, accident of the Tunnel oral area operation on the way because of landslide etc. can also be prevented.Tunnel oral area inclined-plane is considered at this time
10 state of inclination and ground, can adjust backward extend 30 length of steel pipe.Be located at above-mentioned 30 rear end of steel pipe on vertical plane, be for
The installations of following tunnel portals.Therefore above-mentioned vertical plane, as needed can tilt, can also there are be partially raised
Steel pipe 30.
The stage of installation steel supporting material 50 is the stage that steel supporting material 50 is installed on the inside of above-mentioned steel pipe 30 (referring to Fig. 5).
Before above-mentioned 50 stage of installation steel supporting material, it is integral 30 groups of steel pipe that gunite concrete is poured on the inside of steel pipe 30.It is above-mentioned
Gunite concrete is poured after 50 stage of steel supporting material is installed, on the inside of implementable steel pipe 30 to form steel pipe 30 and steel supporting material 50
The stage (refer to FIG. 6) of one.50 groups of above-mentioned steel pipe 30 and steel supporting material are integral, it is possible to increase the consolidation effect in tunnel, simultaneously
Continuity when the outstanding tunnelling operation of meeting.
Tunnel portal is installed in above-mentioned 30 rear end of steel pipe, after tunnel portal erection stage can earthing 60(referring to Fig. 6) covering
Above-mentioned steel pipe 30 exposes 10 a part of outside and ground.Above-mentioned earthing 60 is carried out, is capable of forming the soil layer of Tunnel oral area, simultaneously
Compression ground 10 ensures the stability on slope.
As shown in fig. 6, drainpipe 32 is drawn from extended steel pipe 30 backward, determines water outlet position, do isothermal holding；
Closely connected i.e. at the interlocking structure 31 of the exposing ground 10 of steel pipe 30 to have electrothermal tube 70(referring to Fig. 8), the interior electricity that is equipped with of electrothermal tube 70 adds
Temperature transducer and test cable are installed in the torrid zone, the side of every electrothermal tube 70, and electrothermal tube 70 stretches out ground from steel pipe 30 always
10 part extends at discharge outlet along steel pipe 30.Sensor wire column is connect with power supply and temperature transducer, is installed for the later period
Electric device is prepared.
As shown in fig. 6, water outlet position setting draining slope surface 80, for draining slope surface 80 using grouting, two sides use the eight word wings
Wall 81 does gear shield, and eight word ailerons 81 are applied using mortar flag stone, and aileron end is blocked using retaining wall, aileron end gear
Wall applies pre-buried diversion pipe 82 in the process and lays, and is backfilled in eight word ailerons 81 using dry-laid rubble, is first laid with one in slabstone slope surface
Layer geotextiles re-lay one layer of rock wool and make mask, apply and apply water outlet horizontal slope outside eight word ailerons, 81 end, and diversion pipe 82 is buried
Ratio of slope is 8%, is connected with drainpipe 32.
Mortar flag stone slope surface brushing bituminous coating, prevents solarization and rainwater from soaking, causes slope surface weathering damage；Wherein also set
There is power -line terminal as reserved wiring for electric position, supplying electricity and power distribution facility, setting power distribution cabinet etc. is nearby built, according to the later period
Heating is powered when needing.
In the water outlet of tunnel in cold area hole external thermal insulation, water will not be frozen in the case where constant flow, and be discharged
Mouth uses various such as asbestos, cinder and assists Insulation, should not freeze in the water of slope protection range, water outlet very little
Crop out in range is enough to ensure that nozzle is not frozen by the temperature of water body itself, is separately arranged in the lower section of drainpipe 32
Heat tape encounters extreme climate, can take electrically heated Insulation, so that it is guaranteed that the heat insulation effect of water outlet.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the scope of the claims of invention.
Claims (7)
1. a kind of heat insulating construction method of pipe curtain slip casting tunnel water outlet, it is characterised in that: the following steps are included:
S1, the stage for marking drill site, i.e., mark drill site on the ground (10) at tunnel beginning with tunnel-shaped
(20)；
S2, steel pipe are inserted into the stage of rock stratum, i.e., in label drill site (20), steel pipe while drilling with straight bore mode
(30) it is inserted into rock stratum and drainpipe (334) is inserted into sandy soil layer (11) or part rock stratum by steel pipe (30)；
The stage of S3, injected foundation utilize above-mentioned steel pipe (30) slip casting (40) ground (10)；
S4, steel pipe rearward extended stage, i.e., above-mentioned steel pipe (30) is extended backward and be allowed to outstanding on ground (10)
Meanwhile it is located at above-mentioned steel pipe (30) rear end on vertical plane, and determine the position of drainpipe (334) water outlet, the steel in the stage
Closely connected electrothermal tube (70) on (30) is managed, temperature transducer and test cable, electrothermal tube are installed in the side of every electrothermal tube (70)
(70) it is extended to from discharge outlet from the part that steel pipe (30) stretch out ground (10) along steel pipe (30) always；
S5, the stage for installing steel supporting material, i.e., install steel supporting material (50) on the inside of above-mentioned steel pipe (30)；
S6, above-mentioned steel pipe (30) rear end install tunnel portal, and steel pipe (30) expose outside and ground (10) a part into
Row earthing (60), while compressing ground (10)；
S7, the draining slope surface (80) for applying water outlet position, and gear shield, aileron blocking wall of termination point are done in two sides setting splayed aileron
Pre-buried diversion pipe (82) is laid during applying, and diversion pipe (82) is connected with drainpipe (334), is returned below draining slope surface (80)
Washer rock layers form slabstone slope surface, use based on mortar flag stone below slabstone slope surface and are made into barricade, in slabstone slope surface
Top, which is first laid with one layer of geotextiles and re-lays one layer of rock wool, does protective layer, applies bituminous coating on the surface of mortar rubble masonry pavement.
2. the heat insulating construction method of pipe curtain slip casting tunnel according to claim 1 water outlet, it is characterised in that: the steel pipe
(30) has interlocking structure (31) in its two sides mutually to tie up, interlocking structure (31) includes lug boss (311) and notch portion
(312), the lug boss (311) and notch portion (312) are made of steel plate and angle steel.
3. the heat insulating construction method of pipe curtain slip casting tunnel according to claim 2 water outlet, it is characterised in that: described mutual
The inside of lock construction (31) notch portion (312) forms groove (313) by length direction, and drainpipe (32) is arranged in groove (313)
In.
4. the heat insulating construction method of pipe curtain slip casting tunnel according to claim 3 water outlet, it is characterised in that: drainpipe
(32) it is penetrated readily through for the hose or water of multiple drainage holes formation, but foreign substances are not easy the netted hose penetrated.
5. the heat insulating construction method of pipe curtain slip casting tunnel according to claim 2 water outlet, it is characterised in that: the interlocking
Structure (31) is only formed in the part that steel pipe (30) is inserted into sandy soil layer (11) or rock stratum.
6. the heat insulating construction method of pipe curtain slip casting tunnel according to claim 1 water outlet, it is characterised in that: the steel branch
It further include that the integrated steel pipe of gunite concrete (30) He Gangzhi is poured on the inside of the steel pipe (30) after protecting material (50) erection stage
Protect the stage of material (50).
7. the heat insulating construction method of pipe curtain slip casting tunnel according to claim 1 water outlet, it is characterised in that: the water conservancy diversion
Managing (82) and burying ratio of slope is 8%.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811053243 | 2018-09-10 | ||
| CN2018110532436 | 2018-09-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109404011A true CN109404011A (en) | 2019-03-01 |
Family
ID=65473648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811370328.7A Pending CN109404011A (en) | 2018-09-10 | 2018-11-17 | A kind of heat insulating construction method of pipe curtain slip casting tunnel water outlet |
Country Status (1)
| Country | Link |
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| CN (1) | CN109404011A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104179513A (en) * | 2014-08-13 | 2014-12-03 | 中铁隧道集团二处有限公司 | Construction method for thermal insulation water outlet outside cold-region tunnel |
| KR101636261B1 (en) * | 2015-12-29 | 2016-07-07 | 우경기술주식회사 | Pipe roof tunnel construction method using guide beam and protrusion-type steel rib which enables pressurization |
| CN105840207A (en) * | 2016-03-24 | 2016-08-10 | 杭州江润科技有限公司 | Cross shallow buried bias pressure loose accumulation body large-span tunnel comprehensive entrance structure construction method |
| CN106948832A (en) * | 2017-03-14 | 2017-07-14 | 中铁隧道集团二处有限公司 | A kind of tunnel in cold regions heat-insulating water outlet construction method |
| CN107060803A (en) * | 2016-01-26 | 2017-08-18 | 又炅技术株式会社 | A kind of method for tunnel construction of utilization pipe curtain slip casting |
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2018
- 2018-11-17 CN CN201811370328.7A patent/CN109404011A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104179513A (en) * | 2014-08-13 | 2014-12-03 | 中铁隧道集团二处有限公司 | Construction method for thermal insulation water outlet outside cold-region tunnel |
| KR101636261B1 (en) * | 2015-12-29 | 2016-07-07 | 우경기술주식회사 | Pipe roof tunnel construction method using guide beam and protrusion-type steel rib which enables pressurization |
| CN106812530A (en) * | 2015-12-29 | 2017-06-09 | 又炅技术株式会社 | Use projection shaped steel supporting material and the method for construction of the steel pipe multistage tunnel of nose girder |
| CN107060803A (en) * | 2016-01-26 | 2017-08-18 | 又炅技术株式会社 | A kind of method for tunnel construction of utilization pipe curtain slip casting |
| CN105840207A (en) * | 2016-03-24 | 2016-08-10 | 杭州江润科技有限公司 | Cross shallow buried bias pressure loose accumulation body large-span tunnel comprehensive entrance structure construction method |
| CN106948832A (en) * | 2017-03-14 | 2017-07-14 | 中铁隧道集团二处有限公司 | A kind of tunnel in cold regions heat-insulating water outlet construction method |
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