CN106437841A - Railway tunnel drainage blind pipe for preventing leakage and construction method thereof - Google Patents
Railway tunnel drainage blind pipe for preventing leakage and construction method thereof Download PDFInfo
- Publication number
- CN106437841A CN106437841A CN201610957762.XA CN201610957762A CN106437841A CN 106437841 A CN106437841 A CN 106437841A CN 201610957762 A CN201610957762 A CN 201610957762A CN 106437841 A CN106437841 A CN 106437841A
- Authority
- CN
- China
- Prior art keywords
- pipe
- plug
- internal thread
- public
- railway tunnel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000010276 construction Methods 0.000 title claims abstract description 26
- 239000004033 plastic Substances 0.000 claims abstract description 20
- 229920003023 plastic Polymers 0.000 claims abstract description 20
- 238000004080 punching Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 4
- 229920000915 polyvinyl chloride Polymers 0.000 abstract 3
- 239000004800 polyvinyl chloride Substances 0.000 abstract 3
- 230000013011 mating Effects 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000011083 cement mortar Substances 0.000 description 3
- 230000008595 infiltration Effects 0.000 description 3
- 238000001764 infiltration Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 208000031481 Pathologic Constriction Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 210000001215 vagina Anatomy 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)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention discloses a railway tunnel drainage blind pipe for preventing leakage, comprising an arched plastic double-wall perforated bellows and a lower straight PVC (polyvinyl chloride) drainage pipe; the straight PVC drainage pipe comprises a female pipe, a male pipe, a plug, and a rubber gasket, one end of the female pipe is provided with a first internal thread, one end of the male pipe is provided with a first external thread mating with the first internal thread, the other end of the male pipe is provided with a second internal thread, the plug is provided with a second external thread mating with the female pipe and the male pipe, the top of the plug is provided with at least two square holes, and the rubber gasket is connected between the female pipe and the male pipe in a sleeving manner. In construction with the drainage blind pipe, one end of the female pipe is directly connected to the plastic double-wall perforated bellows in sleeving manner and is covered with secondary lining concrete, the other end of the female pipe is screwed to the rubber gasket sleeved end of the male pipe, the other end of the male pipe is screwed to the plug, the drainage blind pipe is then embedded in a side ditch, and the plug is unscrewed after construction. By threaded connection of the rubber gasket, it can be ensured that connection is tight and free of leakage, the quality is reliable and late maintenance is facilitated.
Description
Technical field
The present invention relates to civil engineering field, more particularly to a kind of the railway tunnel draining blind pipe of antiseep and its can apply
Work method.
Background technology
In railway tunnel work, flood is impact construction quality main cause, no matter constructs or later stage circuit in early stage
Open operation, effective draining is cardinal task.Existing railway tunnel drainage measure typically takes supporting in the early stage and two
Vertical, circle draining blind pipe is buried between lining structure.Wherein, draining blind pipe is by plastic double wall corrugated tube with holes and bottom flat segments
PVC drain pipe constitutes, and is typically designed and is circular layout every 10m along tunnel direction.Wall-rock crack water is from blind pipe pipe shaft
Aperture is entered in pipe, is assembled under action of gravity to flat segments PVC drain pipe, then is discharged after flowing into tunnel lateral sulcus.
In practice of construction, two lining structures and lateral sulcus successively separate construction, are needed to flat segments PVC drain pipe halfway two
Draw after the disconnection of lining structure and lateral sulcus intersection (i.e. construction joint) again and connect, existing tapping form is simple socket joint type, pipe with
There is gap between pipe, it is impossible to ensure that the connection of draining blind pipe is tight, the water capacity easily from junction seepage, along two lining structures and side
The construction joint of ditch flow to tunnel inverted arch face, and the later stage not only renovates difficulty, but also need to consult maintenance skylight with railway operation department,
Take a lot of work laborious, affect railway operation safety.In addition, when concreting is carried out to two lining structures with lateral sulcus, cement mortar can be blocked up
The mouth of pipe of plug draining blind pipe, needs the later stage to be purged, and takes a lot of work laborious.
Therefore need a kind of new railway tunnel draining blind pipe of offer and its construction method badly to solve the above problems.
Content of the invention
The technical problem to be solved be provide a kind of can the railway tunnel draining blind pipe of antiseep and its construction
Method, good seepage-proof property, time saving and energy saving.
For solving above-mentioned technical problem, one aspect of the present invention is：There is provided a kind of can antiseep railway
Tunnel drainage blind pipe, is made up of the plastic double wall corrugated tube with holes of arch and the flat segments PVC drain pipe of bottom, flat segments PVC
Drain pipe includes main pipe, public pipe, plug, rubber washer, and one end of main pipe is provided with the first internal thread, and one end of public pipe is provided with and main pipe
The first outer silk for matching of the first internal thread, the other end be provided with the second internal thread, plug is provided with and the first internal thread of main pipe, public pipe the
The second outer silk that two internal threads match, the top surface of plug is provided with least two square holes, is socketed with valve rubber between main pipe and public pipe
Circle.
In a preferred embodiment of the present invention, the first internal thread of main pipe is 4 with the filament length of the second internal thread of public pipe
6cm, is typically designed as 5cm.
In a preferred embodiment of the present invention, the length of public pipe is 25 30cm, and its length is according to the thickness of lateral sulcus wall
Depending on.
In a preferred embodiment of the present invention, the filament length of the second outer silk of plug is 2 3cm.
In a preferred embodiment of the present invention, the thickness of rubber washer is 5mm.
For solving above-mentioned technical problem, another technical solution used in the present invention is：There is provided one kind to prevent using described
The method that the railway tunnel draining blind pipe of seepage carries out draining blind pipe construction, comprises the following steps：
The preliminary bracing in construction railroad tunnel first, along preliminary bracing surface from top to bottom, from center to both sides pair
Claiming fixed plastics double-walled punching corrugated tube is hung, and splash guard is set in plastic double wall corrugated tube with holes external application；
Then in the outer assembling reinforcement of splash guard, by one end of the main pipe of flat segments PVC drain pipe and plastic double-wall punching ripple
Stricture of vagina pipe is directly socketed, the other end and plug tighten together pre-buried, two lining structure templates of installation, and plug is adjacent to outside two lining structure templates
Wall；
3rd step pours the concrete of two lining structures, removes two lining structure templates, twist plug with instrument after reaching intensity
Open, one end of public pipe is screwed into main pipe after putting rubber washer, then the other end of public pipe and plug are tightened, and completes draining blind pipe
Integral built-in；
4th step is close on the inside of lateral sulcus template outer in the both sides bottom mounting side ditch template of two lining structure camber arch, now plug
Wall, pours the concrete of lateral sulcus；
Finally after lateral sulcus concrete reaches intensity, lateral sulcus template being removed, plug being turned on instrument, construction is finished.
The invention has the beneficial effects as follows：Draining blind pipe simple structure of the present invention, connects mode using silk between each structure
Connection, convenient dismounting, and increase rubber washer connection, it is ensured that between plastic double wall corrugated tube with holes and flat segments PVC drain pipe
Be completely embedded non-leakage, while design plug can prevent in casting concrete, cement mortar block drain pipe；The draining is blind
The construction method of pipe is simple to operation, time saving and energy saving, and reliable in quality is easy to later maintenance, efficiently solves railway tunnel construction
In drainage problem, it is ensured that the safety of railway operation.
Description of the drawings
Fig. 1 be described can antiseep railway tunnel draining blind pipe structural representation；
Fig. 2 is the exploded view of the flat segments PVC drain pipe；
Fig. 3 is the profile of the railway tunnel after present invention construction is finished；
In accompanying drawing, the labelling of each part is as follows：1st, plastic double wall corrugated tube with holes, 11, infiltration aperture, 2, flat segments PVC row
Water pipe, 21, main pipe, the 211, first internal thread, 22, public pipe, the 221, first outer silk, the 222, second internal thread, 23, plug, 231, second
Outer silk, 24, rubber washer, 3, preliminary bracing, 4, two lining structures, 5, lateral sulcus, 51, lateral sulcus wall.
Specific embodiment
Below in conjunction with the accompanying drawings presently preferred embodiments of the present invention is described in detail, so that advantages and features of the invention energy
It is easier to be readily appreciated by one skilled in the art, apparent clearly defines so as to make to protection scope of the present invention.
Fig. 1 and Fig. 2 is referred to, the embodiment of the present invention includes：
A kind of can antiseep railway tunnel draining blind pipe, by the flat of the plastic double wall corrugated tube with holes 1 of arch and bottom
Straight section PVC drain pipe 2 constitutes, and is evenly distributed with some infiltration apertures 11 on plastic double wall corrugated tube with holes 1, and flat segments PVC are arranged
Water pipe 2 includes main pipe 21, public pipe 22, plug 23, rubber washer 24.One end of main pipe 21 is provided with the first internal thread 211, public pipe 22
One end is provided with the first outer silk 221, other end for being matched with the first internal thread 211 of main pipe 21 and is provided with the second internal thread 222, in first
The filament length of silk 211 and the second internal thread 222 is 4 6cm, is typically designed as 5cm.The length of public pipe 22 is according to the thickness of lateral sulcus wall 51
Depending on, generally 25 30cm.Plug 23 is provided with the second outer silk 231, can respectively with the first internal thread of main pipe 211, public pipe second
Internal thread 222 matches, and its length is 2 3cm, to be provided with least two square hole (not shown)s in the top surface of plug 23, be easy to
Instrument is dismantled.Rubber washer 24 is socketed between main pipe 21 and public pipe 22, its thickness is 5mm, and rubber washer 24 makes
Must connect between the two even closer.
The draining blind pipe simple structure, connects mode using silk between each structure and connects, convenient dismounting, and increases valve rubber
Circle 24 connect, it is ensured that be completely embedded between plastic double wall corrugated tube with holes 1 and flat segments PVC drain pipe 2 non-leakage, while design
Plug 23 can prevent in casting concrete, cement mortar block drain pipe.
Refer to Fig. 3, using described can antiseep the railway tunnel draining blind pipe method that carries out draining blind pipe construction, bag
Include following steps：
The preliminary bracing 3 in construction railroad tunnel first, along preliminary bracing 3 surface from top to bottom, from center to both sides
Symmetrical suspension fixed plastics double-walled punching corrugated tube 1, and (in figure is not shown to set splash guard in 1 external application of plastic double wall corrugated tube with holes
Go out)；
Then in the outer assembling reinforcement of splash guard, one end of the main pipe 21 of flat segments PVC drain pipe 2 is punched with plastic double-wall
Corrugated tube 1 is directly socketed, the other end and plug 23 tighten together pre-buried, installation two lining structures, 4 template, and plug 23 is adjacent to two linings knot
4 template outer wall of structure；
3rd step pours the concrete of two lining structures 4, removes two lining structures, 4 template after reaching intensity, with instrument by plug
23 turn on, and one end of public pipe 22 is screwed into main pipe 21 after putting rubber washer 24, then the other end of public pipe 22 is tightened with plug 24,
Complete the integral built-in of draining blind pipe；
After pouring the concrete of two lining structures 4, main pipe 21 is directly socketed one end by coagulation with plastic double wall corrugated tube with holes 1
Soil parcel, no construction joint, effectively prevent infiltration.
4th step is close to 5 template of lateral sulcus in 5 template of both sides bottom mounting side ditch of two lining structures, 4 camber arch, now plug 23
Inner side outer wall, pours the concrete of lateral sulcus 5；
Finally after 5 concrete of lateral sulcus reaches intensity, 5 template of lateral sulcus being removed, plug 23 being turned on instrument, construction is finished.
The construction method of the draining blind pipe is simple to operation, and time saving and energy saving, reliable in quality is easy to later maintenance, effectively
Solve the drainage problem in railway tunnel construction, it is ensured that the safety of railway operation.
Embodiments of the invention are the foregoing is only, the scope of the claims of the present invention is not thereby limited, every using this
Equivalent structure or equivalent flow conversion that bright description and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (6)
1. a kind of can antiseep railway tunnel draining blind pipe, by the plastic double wall corrugated tube with holes of arch and the flat segments of bottom
PVC drain pipe constitutes, it is characterised in that flat segments PVC drain pipe includes main pipe, public pipe, plug, rubber washer, and the one of main pipe
End is provided with the first internal thread, and one end of public pipe is provided with the first outer silk for being matched with the first internal thread of main pipe, the other end and is provided with second
Internal thread, plug is provided with the second outer silk for matching with the first internal thread of main pipe, public the second internal thread of pipe, and the top surface of plug is provided with least
Two square holes, are socketed with rubber washer between main pipe and public pipe.
2. according to claim 1 a kind of can antiseep railway tunnel draining blind pipe, it is characterised in that the first of main pipe
Internal thread is 4 6cm with the filament length of the second internal thread of public pipe.
3. according to claim 1 and 2 a kind of can antiseep railway tunnel draining blind pipe, it is characterised in that public pipe
Length is 25 30cm.
4. according to claim 1 a kind of can antiseep railway tunnel draining blind pipe, it is characterised in that the second of plug
The filament length of outer silk is 2 3cm.
5. according to claim 1 a kind of can antiseep railway tunnel draining blind pipe, it is characterised in that rubber washer
Thickness is 5mm.
6. a kind of using described in claim 1 can the railway tunnel draining blind pipe of antiseep carry out the side of draining blind pipe construction
Method, comprises the following steps：
The preliminary bracing in construction railroad tunnel first, along preliminary bracing surface from top to bottom, symmetrically hanged from center to both sides
Fixed plastics double-walled punching corrugated tube is hung, and splash guard is set in plastic double wall corrugated tube with holes external application；
Then in the outer assembling reinforcement of splash guard, by one end of the main pipe of flat segments PVC drain pipe and plastic double wall corrugated tube with holes
Directly socket, the other end and plug tighten together pre-buried, two lining structure templates of installation, and plug is adjacent to two lining structure template outer walls；
3rd step pours the concrete of two lining structures, removes two lining structure templates, turn on plug with instrument after reaching intensity, public
One end of pipe is screwed into main pipe after putting rubber washer, then the other end of public pipe and plug are tightened, and completes the entirety of draining blind pipe
Pre-buried；
4th step is close to outer wall on the inside of lateral sulcus template in the both sides bottom mounting side ditch template of two lining structure camber arch, now plug,
Pour the concrete of lateral sulcus；
Finally after lateral sulcus concrete reaches intensity, lateral sulcus template being removed, plug being turned on instrument, construction is finished.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610957762.XA CN106437841B (en) | 2016-10-27 | 2016-10-27 | It is a kind of can antiseep railway tunnel draining blind pipe and its construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610957762.XA CN106437841B (en) | 2016-10-27 | 2016-10-27 | It is a kind of can antiseep railway tunnel draining blind pipe and its construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106437841A true CN106437841A (en) | 2017-02-22 |
| CN106437841B CN106437841B (en) | 2019-05-07 |
Family
ID=58179480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610957762.XA Expired - Fee Related CN106437841B (en) | 2016-10-27 | 2016-10-27 | It is a kind of can antiseep railway tunnel draining blind pipe and its construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106437841B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108729947A (en) * | 2018-06-25 | 2018-11-02 | 中铁二十局集团第三工程有限公司 | Tunnel double-lining drainpipe accurate positioning device |
| CN108798777A (en) * | 2018-06-07 | 2018-11-13 | 中铁隧道集团二处有限公司 | A kind of built-in pipe cutting construction method of tunnel circumferential direction heat preservation blind pipe |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101435342A (en) * | 2008-12-22 | 2009-05-20 | 长安大学 | Tunnel ring direction drainpipe equipped with strip heat-insulating layer |
| CN201803008U (en) * | 2010-08-25 | 2011-04-20 | 张文明 | Platform basin drainer connecting structure |
| JP5271725B2 (en) * | 2009-01-21 | 2013-08-21 | 鹿島建設株式会社 | Refractory structure of backfill injection hole and method of forming fireproof structure of backfill injection hole |
| CN105986836A (en) * | 2016-06-14 | 2016-10-05 | 中铁隧道勘测设计院有限公司 | Single-line railway tunnel substrate waterproof and drainage reinforcing system |
-
2016
- 2016-10-27 CN CN201610957762.XA patent/CN106437841B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101435342A (en) * | 2008-12-22 | 2009-05-20 | 长安大学 | Tunnel ring direction drainpipe equipped with strip heat-insulating layer |
| JP5271725B2 (en) * | 2009-01-21 | 2013-08-21 | 鹿島建設株式会社 | Refractory structure of backfill injection hole and method of forming fireproof structure of backfill injection hole |
| CN201803008U (en) * | 2010-08-25 | 2011-04-20 | 张文明 | Platform basin drainer connecting structure |
| CN105986836A (en) * | 2016-06-14 | 2016-10-05 | 中铁隧道勘测设计院有限公司 | Single-line railway tunnel substrate waterproof and drainage reinforcing system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108798777A (en) * | 2018-06-07 | 2018-11-13 | 中铁隧道集团二处有限公司 | A kind of built-in pipe cutting construction method of tunnel circumferential direction heat preservation blind pipe |
| CN108729947A (en) * | 2018-06-25 | 2018-11-02 | 中铁二十局集团第三工程有限公司 | Tunnel double-lining drainpipe accurate positioning device |
| CN108729947B (en) * | 2018-06-25 | 2023-12-29 | 中铁二十一局集团第三工程有限公司 | Accurate positioning device for tunnel secondary lining drain pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106437841B (en) | 2019-05-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 230031 Anhui Hefei city Shushan District Ganquan road and Jinggang Road intersection of middle coal West City Square 21 floor 2111 Applicant after: China Coal Third Construction (Group) Co.,Ltd. Address before: 234000 Suzhou Province, Anhui City Yongqiao district near the River Road No. 569 Applicant before: China Coal Third Construction (Group) Co.,Ltd. |
|
| CB02 | Change of applicant information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Ding Fei Inventor after: Dong Jinkui Inventor after: Cao Bing Inventor after: Zou Haitao Inventor after: Nie Xiaokai Inventor after: Liu Qing Inventor after: Liu Shilong Inventor before: Ding Fei Inventor before: Wang Zhonghe Inventor before: Wei Heng |
|
| CB03 | Change of inventor or designer information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190507 |