CN104131822B - Anti-pre-buried structure and the built-in process thereof of hanging of a kind of shield tunnel China's shield groove - Google Patents
Anti-pre-buried structure and the built-in process thereof of hanging of a kind of shield tunnel China's shield groove Download PDFInfo
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- CN104131822B CN104131822B CN201410367754.0A CN201410367754A CN104131822B CN 104131822 B CN104131822 B CN 104131822B CN 201410367754 A CN201410367754 A CN 201410367754A CN 104131822 B CN104131822 B CN 104131822B
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Abstract
The invention discloses anti-pre-buried structure and the built-in process thereof of hanging of a kind of shield tunnel China's shield groove, comprise segment die base plate, bolt, magnificent shield groove and set bolt, on described segment die base plate, offer bolt installing hole, the external thread section of described bolt is through described bolt installing hole, described boss is positioned at a side of bolt mounting holes, on the external screw thread of the described bolt of opposite side, screw clamp nut, described bolt is fixedly connected with segment die base plate; Described magnificent shield groove installation side is provided with the fixed installation hole of mating with described boss external diameter, the fixed installation borehole jack of described magnificent shield groove is connected on the boss of described bolt, inserts the internal thread rotation of described set bolt and described bolt tighten solid at the notch place of described magnificent shield groove. Anti-pre-buried structure and the built-in process thereof of hanging of shield tunnel disclosed by the invention China's shield groove, adopts the member of prefabricated design, and erecting tools is simple, greatly reduces the installation time, saves integrated engineering expense.
Description
Technical field
The present invention relates to one and hang groove fastening structure, specifically a kind of shield tunnel China shield groove is counter hangs pre-buried knotStructure and built-in process thereof, belong to shield tunnel technical field of fastening.
Background technology
Shield method is the Fully-mechanized construction method of one in subsurface excavation method construction, and it is that shield machine tool is pushed away in groundEnter, prevent toward caving in tunnel by shield structure shell and section of jurisdiction supporting surrounding country rock, the while is in excavation faceSoil excavation is carried out with topping machanism in front, transports outside hole by the machinery that is unearthed, and adds and bears down on one at rear portion by jackEnter, and assembled precast concrete section of jurisdiction, a kind of mechanized construction method of formation tunnel structure.
The advantage of shield tunnel be safe and efficient, driving speed is fast; The propelling of shield structure, be unearthed, assembled lining cutting etc.Overall process can realize automated job, and construction labour intensity is low; Do not affect traffic above-ground and facility, not shadow of whileRing the facilities such as underground utilities; While passing through river course, do not affect shipping, in construction, be not subject to the weather conditions such as season, wind and rainImpact, does not have noise and disturbance in construction; In soft aquifer water-bearing stratum, build the often tool of long tunnel that buried depth is largerThere is the superiority of technology and economic aspect. But shield machine tool is expensive and with strong points, to each with tunnelThe tunnel of construction, all needs to establish specially according to engineering geology, hydrogeologic condition and structure section sizeMeter is manufactured, and generally can not in other tunnels, reuse simply; And tunnel radius of curvature is too small or top, tunnelWhen earthing is too shallow, difficulty of construction is larger; In rich yew Soft Soil Layer, ground settlement is difficult to control, to lining cutting simultaneouslyIntegral waterproofing technical requirement is very high; To subaqueous tunnel, when earthing is too shallow, construction is also safe not; And adopt completeWhen pneumatic process drainage and good ground, execution conditions are poor, and labour protection is had relatively high expectations.
It is to fix by setting expansion bolt that shield tunnel gut line and equipment are installed traditional form of construction workFrame, installs expansion bolt boring and not only can destroy liner structure, affect that it is stressed and cause percolating water, and boreHole construction will produce a large amount of dust and noise, cause severe construction environment, simultaneously very high to construction precision requirement,Adjusting and changing when support installation site needs redrilling, and expansion bolt do not have a dismoutability, transports to the later stageBattalion safeguards and brings serious inconvenience, increased maintenance cost, and expansion bolt is under dynamic load and seismic loadingCan produce and become flexible, affect anchor force.
Summary of the invention
Technical problem to be solved by this invention is, overcomes the shortcoming of prior art, and a kind of shield tunnel China is providedAnti-pre-buried structure and the built-in process thereof of hanging of shield groove, simplified apparatus installation procedure, reduces the installation time, savesIntegrated engineering expense; Reach safe installation, noiselessness, friction, free of contamination object; Make operation maintenanceMore convenient, meet the equal replaceable of all spare and accessory parts, more convenient maintenance.
In order to solve above technical problem, the invention provides the anti-pre-buried structure that hangs of a kind of shield tunnel China's shield groove, bagDraw together segment die base plate, bolt, magnificent shield groove and set bolt, described bolt is both ends openHollow cylinder, the one end in the inner chamber of described hollow cylinder is provided with internal thread, in described bolt is provided withThe outer wall of one end cylinder of screw thread is provided with boss, and the cylinder outer wall of described boss bottom is provided with external screw thread, described inOn segment die base plate, offer bolt installing hole, the external thread section of described bolt is through described positioning screwBolt installing hole, described boss is positioned at a side of bolt mounting holes, at the external screw thread of the described bolt of opposite sideOn screw clamp nut, described bolt is fixedly connected with segment die base plate; Described magnificent shield groove installation sideBe provided with the fixed installation hole of mating with described boss external diameter, it is described fixed that the fixed installation borehole jack of described magnificent shield groove is connected onPosition bolt boss on, the notch place of described magnificent shield groove insert described set bolt and described bolt inScrewed is fastening.
The technical scheme that the present invention further limits is: the anti-pre-buried structure that hangs of shield tunnel China's shield groove of stating, described inOne end of the relative internal thread of hollow cylinder inner chamber of bolt is cylindrical cavity, described cylindrical cavity diameterBe greater than described internal thread diameter, plastics set bolt likely disconnects in the time removing, as breaks in bolt,Available thimble by it toward interior abate, to install fixing next time.
The anti-pre-buried structure that hangs of aforesaid shield tunnel China's shield groove, in order to facilitate bolt to enter smoothly determining of magnificent shield grooveIn the bolt mounting holes of position, the boss of bolt is arranged to round table-like.
The anti-pre-buried structure that hangs of aforesaid shield tunnel China's shield groove, described set bolt top is provided with circular block, instituteThe outside of stating circular block has rectangle and screws piece, and the circle block diameter of set bolt is greater than described magnificent shield grooveWidth of rebate.
The anti-built-in process that hangs pre-buried structure of shield tunnel China's shield groove, comprises following concrete steps:
Step 1: by reserved fixed installation hole on magnificent shield groove, at least reserved 3 fixed installations on every magnificent shield grooveHole;
Step 2: according to position and the spacing in fixed installation hole reserved on magnificent shield groove, on segment die base plateMarking, mark same sequence number on corresponding segment die base plate and magnificent shield groove, and according to being marked at section of jurisdictionDie bottom plate bores bolt installing hole;
Step 3: have externally threaded one end to insert bolt installing hole bolt, protruding by boltDecometer is on segment die base plate, and the other end screws and tightens nut;
Step 4: by correspondence markings magnificent shield groove be arranged on the segment die base plate of marking mark, make magnificent shieldFixed installation borehole jack on groove is connected on the boss of bolt;
Step 5: set bolt is inserted from the notch of magnificent shield groove, and be screwed in the internal thread of bolt,So that magnificent shield groove is fixed on segment die base plate.
The anti-built-in process that hangs pre-buried structure of aforesaid shield tunnel China's shield groove is installed magnificent shield groove in step 4To segment die base plate, on the notch of the groove of shield magnificent, stick sealing joint strip, be convenient to follow-up construction, prevent foreign materialSneak in magnificent shield groove.
Further, the anti-built-in process that hangs pre-buried structure of aforesaid shield tunnel China's shield groove, the standard of magnificent shield grooveReserved 5 the fixed installation holes of every groove of piece and adjacent block, the piece that binds of magnificent shield groove is reserved with 3 fixed installation holes.
The invention has the beneficial effects as follows:
Anti-pre-buried structure and the built-in process thereof of hanging of shield tunnel China's shield groove disclosed by the invention, does not destroy reinforced concreteSoil structure, improve tunnel integral waterproofing performance, can bear dynamic load and earthquake load; Adopt the structure of prefabricated designPart, erecting tools is simple, greatly reduces the installation time, saves integrated engineering expense; Range of choice is large,Applicable to multiple different requirements; Safety is installed, noiselessness, friction, pollution-free, and operation maintenance is convenient.
Brief description of the drawings
Fig. 1 is structural representation of the present invention.
Fig. 2 is bolt front section view of the present invention.
Fig. 3 is set bolt structural representation of the present invention.
Fig. 4 is the top view of Fig. 3.
Detailed description of the invention
Embodiment 1
The present embodiment provides a kind of shield tunnel China's shield groove the anti-pre-buried structure that hangs, structure as shown in Figures 1 to 4,Comprise segment die base plate 1, bolt 2, magnificent shield groove 3 and plastics set bolt 4, bolt is 2The hollow cylinder of both ends open, the one end in the inner chamber of hollow cylinder is provided with internal thread 2-1, bolt 2One end of the relative internal thread of hollow cylinder inner chamber be cylindrical cavity 2-2, cylindrical cavity diameter is greater than interior spiral shellLine diameter, plastics set bolt 4 likely disconnects in the time removing, as breaks in bolt 2, available thimbleBy it toward interior abate, to install fixing next time. Establish the outer wall of female one end cylinder at boltBe provided with boss 2-3, the cylinder outer wall of boss bottom is provided with external screw thread 2-4, in order to facilitate bolt to enter smoothlyEnter in the bolt installing hole of magnificent shield groove, the boss 2-3 of bolt is arranged to round table-like. Segment dieOn base plate 1, offer bolt installing hole, the external thread section of bolt is through bolt installing hole, bossBe positioned at a side of bolt mounting holes, on the external screw thread of the bolt of opposite side, screw clamp nut 5, will determinePosition bolt is fixedly connected with segment die base plate; China's shield groove 3 installation sides are provided with the fixing peace of mating with boss external diameterDress hole, the fixed installation borehole jack of magnificent shield groove is connected on the boss of bolt, and the notch place of the groove of shield magnificent inserts solidDetermine the internal thread rotation of bolt and bolt 2 and tighten admittedly, plastics set bolt 4 tops of the present embodiment are provided with circleShape block 4-1, the outside of circular block has rectangle and screws piece 4-2, and the circle block diameter of set bolt is largeIn the width of rebate of magnificent shield groove 3.
The built-in process of the present embodiment, comprises following concrete steps:
Step 1: by reserved fixed installation hole on magnificent shield groove, every groove of the calibrated bolck of magnificent shield groove and adjacent block is reserved5 fixed installation holes, the piece that binds of magnificent shield groove is reserved with 3 fixed installation holes;
Step 2: according to position and the spacing in fixed installation hole reserved on magnificent shield groove, on segment die base plateMarking, mark same sequence number on corresponding segment die base plate and magnificent shield groove, and according to being marked at section of jurisdictionDie bottom plate bores bolt installing hole;
Step 3: have externally threaded one end to insert bolt installing hole bolt, protruding by boltDecometer is on segment die base plate, and the other end screws and tightens nut;
Step 4: by correspondence markings magnificent shield groove be arranged on the segment die base plate of marking mark, for justIn follow-up construction, prevent that foreign material from sneaking in magnificent shield groove, on the notch of the groove of shield magnificent, stick sealing joint strip, make magnificent shieldFixed installation borehole jack on groove is connected on the boss of bolt;
Step 5: set bolt is inserted from the notch of magnificent shield groove, and be screwed in the internal thread of bolt,So that magnificent shield groove is fixed on segment die base plate.
Above embodiment only, for explanation technological thought of the present invention, can not limit protection scope of the present invention with this,Every technological thought proposing according to the present invention, any change of doing on technical scheme basis, all falls into thisWithin invention protection domain.
Claims (8)
1. the anti-pre-buried structure that hangs of shield tunnel China's shield groove, comprises segment die base plate, bolt, magnificent shield groove and fixingBolt, is characterized in that, the hollow cylinder that described bolt is both ends open, the one end in the inner chamber of described hollow cylinderBe provided with internal thread, the outer wall of establishing female one end cylinder at described bolt is provided with boss, the cylinder of described boss bottomOuter wall is provided with external screw thread, on described segment die base plate, offers bolt installing hole, and the external thread section of described bolt is wornCross described bolt installing hole, described boss is positioned at a side of bolt mounting holes, at the outer spiral shell of the described bolt of opposite sideOn line, screw clamp nut, described bolt is fixedly connected with segment die base plate; Described magnificent shield groove installation side is provided with and instituteThe fixed installation hole of stating boss external diameter coupling, the fixed installation borehole jack of described magnificent shield groove is connected on the boss of described bolt,The notch place of described magnificent shield groove inserts the internal thread rotation of described set bolt and described bolt and tightens solid.
2. the anti-pre-buried structure that hangs of shield tunnel China's shield groove according to claim 1, is characterized in that, described boltOne end of the relative internal thread of hollow cylinder inner chamber is cylindrical cavity, and described cylindrical cavity diameter is greater than described internal thread diameter.
3. the anti-pre-buried structure that hangs of shield tunnel China's shield groove according to claim 1, is characterized in that, described boltIt is round table-like that boss is.
4. the anti-pre-buried structure that hangs of shield tunnel China's shield groove according to claim 1, is characterized in that, described set bolt topPortion is provided with circular block, and the outside of described circular block has rectangle and screws piece.
5. the anti-pre-buried structure that hangs of shield tunnel China's shield groove according to claim 4, is characterized in that, described set boltCircular block diameter is greater than the width of rebate of described magnificent shield groove.
6. the anti-built-in process that hangs pre-buried structure of shield tunnel China's shield groove, is characterized in that, comprises following concrete steps:
Step 1: by reserved fixed installation hole on magnificent shield groove, at least reserved 3 fixed installation holes on every magnificent shield groove;
Step 2: according to position and the spacing in fixed installation hole reserved on magnificent shield groove, marking on segment die base plate, rightMark same sequence number on the segment die base plate of answering and magnificent shield groove, and bore bolt installation according to being marked at segment die base plateHole;
Step 3: have externally threaded one end to insert bolt installing hole bolt, the boss of bolt is stuck in to segment dieOn base plate, the other end screws and tightens nut;
Step 4: by correspondence markings magnificent shield groove be arranged on the segment die base plate of marking mark, make the fixed installation hole on magnificent shield grooveBe socketed on the boss of bolt;
Step 5: set bolt is inserted from the notch of magnificent shield groove, and be screwed in the internal thread of bolt, so that magnificent shield groove is fixedOn segment die base plate.
7. the anti-built-in process that hangs pre-buried structure of shield tunnel China's shield groove according to claim 6, is characterized in that: in stepIn rapid four, magnificent shield groove is installed on segment die base plate, on the notch of the groove of shield magnificent, sticks sealing joint strip.
8. the anti-built-in process that hangs pre-buried structure of shield tunnel China's shield groove according to claim 6, is characterized in that: magnificent shield grooveCalibrated bolck and reserved 5 the fixed installation holes of every groove of adjacent block, the piece that binds of magnificent shield groove is reserved with 3 fixed installation holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410367754.0A CN104131822B (en) | 2014-07-29 | 2014-07-29 | Anti-pre-buried structure and the built-in process thereof of hanging of a kind of shield tunnel China's shield groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410367754.0A CN104131822B (en) | 2014-07-29 | 2014-07-29 | Anti-pre-buried structure and the built-in process thereof of hanging of a kind of shield tunnel China's shield groove |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104131822A CN104131822A (en) | 2014-11-05 |
| CN104131822B true CN104131822B (en) | 2016-05-25 |
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| CN201410367754.0A Active CN104131822B (en) | 2014-07-29 | 2014-07-29 | Anti-pre-buried structure and the built-in process thereof of hanging of a kind of shield tunnel China's shield groove |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105291262B (en) * | 2015-11-02 | 2017-11-03 | 山东安泰克工程材料有限公司 | A kind of pre-buried channel flow fixing device |
| CN106012805B (en) * | 2016-06-02 | 2017-07-25 | 芜湖众源复合新材料有限公司 | A kind of pre-buried board machining process of the girder falling of surface treatment |
| CN108756936A (en) * | 2018-07-04 | 2018-11-06 | 靳世鹤 | Metro shield section of jurisdiction externally embedded type conduit connection structure and construction method |
| CN109159275A (en) * | 2018-09-25 | 2019-01-08 | 中铁十二局集团山西建筑构件有限公司 | Metro shield section section of jurisdiction pre-buried channel flow fixed structure and pre-embedded construction method |
| CN109209433B (en) * | 2018-10-31 | 2019-12-06 | 上海隧道工程有限公司 | pre-embedding method of segment sealing gasket |
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| CN204082165U (en) * | 2014-07-29 | 2015-01-07 | 江苏华彤新能源科技有限公司 | A kind of shield tunnel China shield groove is counter hangs pre-buried structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3040682B2 (en) * | 1995-02-20 | 2000-05-15 | 帝都高速度交通営団 | Concrete segment backfill injection method |
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- 2014-07-29 CN CN201410367754.0A patent/CN104131822B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2606180Y (en) * | 2003-03-11 | 2004-03-10 | 上海市城市建设设计研究院 | Built-in plastic valve bolt with steel reinforced concrete structure |
| CN101358530A (en) * | 2008-08-15 | 2009-02-04 | 上海隧道工程股份有限公司 | Tunnel segment steel mould with super large diameter |
| CN102848465A (en) * | 2012-08-02 | 2013-01-02 | 扬中市中泰电力设备有限公司 | Novel die for producing duct piece with embedded casing |
| CN202988534U (en) * | 2012-12-06 | 2013-06-12 | 中铁十二局集团第二工程有限公司 | Lifting head metal clamp for recycling launched waste negative ring duct piece of shield tunnel |
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| CN104131822A (en) | 2014-11-05 |
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