CN104747206A - Shield tunnel segment structure considering municipal cable pipelines and installing method - Google Patents
Shield tunnel segment structure considering municipal cable pipelines and installing method Download PDFInfo
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- CN104747206A CN104747206A CN201510118958.5A CN201510118958A CN104747206A CN 104747206 A CN104747206 A CN 104747206A CN 201510118958 A CN201510118958 A CN 201510118958A CN 104747206 A CN104747206 A CN 104747206A
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000010276 construction Methods 0.000 claims abstract description 9
- 229920006324 polyoxymethylene Polymers 0.000 claims description 15
- 210000000481 breast Anatomy 0.000 claims description 3
- 210000005056 cell body Anatomy 0.000 claims description 3
- 238000003032 molecular docking Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 19
- 239000010959 steel Substances 0.000 description 19
- 241001669679 Eleotris Species 0.000 description 5
- 238000010422 painting Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000002146 bilateral effect Effects 0.000 description 2
- 238000005304 joining Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000006056 electrooxidation reaction Methods 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- 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
- E21D11/08—Lining with building materials with preformed concrete slabs
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- 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
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/02—Suspension devices for tubes or the like, e.g. for ventilating ducts
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- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Civil Engineering (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention relates to a shield tunnel segment structure considering municipal cable pipelines and an installing method. According to the adopted technical scheme, pre-buried channels are formed in segments, needing laying of cable supports, in a shield tunnel; the fixed ends on the front sides of cable support rods are fixed to the segments on the side walls through the pre-buried channels, and the rear sides of the cable support rods point to the interior of the tunnel in a jetting-out mode; arc-shaped supports are connected to the rear middle portions of the cable support rods, and the other ends of the arc-shaped supports are connected to a track base; the municipal cable pipelines are placed on the cable support rods. The shield tunnel segment structure has the advantages of achieving the multi-purpose effect and being good in structural performance. The shield tunnel segments, the track base and the supports are pre-manufactured components, and therefore quality is easy to guarantee. The supports and the pre-buried channels are high in strength, resistant to electricity and fire, capable of being produced on a large scale, high in technology reliability, easy to construct and short in construction period.
Description
Technical field
The present invention relates to a kind of underground rail prefabricated pipe section for shield tunnel and preparation method thereof, this prefabricated pipe section for shield tunnel is used in particular for the installation of municipal cable in major diameter Underground Rail Transit shield tunnel.
Background technology
Along with the continuous acceleration of urbanization process, Underground Space Resource consumes day by day, and the difficulty that applies of traditional underground cable passage is subject to the impact of urban track traffic and other underground municipal pipeline construction and day by day increases.When building Underground Rail Transit, by increasing tunnel diameter, for cable pipeline headspace, while connection city traffic, ultra-high-tension power transmission line by subterranean tunnel access and introduction center city, alleviate the difficulty that the electric power to inner city is carried, namely can save the Underground Space Resource be becoming tight day, solve again a difficult problem for underground line planning in city network construction, municipal electrical network and Construction of Urban Rail Traffic can be made to be able to harmony, coordinated development simultaneously.
At present, inherently need to arrange numerous cable in Underground Rail Transit, cable is generally be fixed on shield duct piece by support to support.Usually, the installation of support is all hole on shield duct piece, is then connected with section of jurisdiction through bolt.Because needs are holed on shield duct piece, and intensive steel mesh reinforcement has been laid when making in section of jurisdiction, when therefore holing, very easily get on steel mesh reinforcement, not only affect the quality of section of jurisdiction, cause the infiltration of structure, also often need again to bore and beat, the boring of scrapping in addition needs timely filling, causes unnecessary financial resources, the waste of manpower.Compared with the cable needed for Underground Rail Transit self, municipal cable size is thick, from great, if cable is hung over shield duct piece by the mode of beating support of holing, the further distortion of joint between section of jurisdiction itself and section of jurisdiction can be caused excessive, cause tunnel leak.In addition, due to the wearing and tearing of cable covering in use procedure, the reinforced mesh that electric current is flowed on shield duct piece by cable bearer bar forms potential difference, causes the electrochemical corrosion of section of jurisdiction further, affects the normal use of structure.
Summary of the invention
For above-mentioned defect, the invention provides a kind of cost low, without the need to boring, construction and installation are a kind of duct pieces of shield tunnel taking into account municipal cable pipeline easily, and provides this Novel shield prefabricated pipe section of application in the method for municipal laying cable.
For achieving the above object, the present invention adopts following technical proposals:
Take into account shield tunnel chip architecture and the mounting method of municipal cable pipeline, wherein, need in shield tunnel to lay on the section of jurisdiction of cable bearer, be provided with pre-buried channel flow; Fixed end on front side of cable bearer bar is fixed on the section of jurisdiction of sidewall by pre-buried channel flow, and the rear side of described cable bearer bar chooses sensing tunnel internal; Connect arc support at the postmedian of described cable bearer bar, the other end of described arc support is connected in railroad shoe; Municipal cable placed by described cable bearer bar.
Shield tunnel is provided with radial pre-buried channel flow on the section of jurisdiction of two arch springing positions of section of jurisdiction ring, some described cable bearer bars are connected with at the differing heights place of described same pre-buried channel flow, described arc support connects two neighbouring cable bearer bars, forms the cable framework with multilayer; The lower end of described arc support is connected with described railroad shoe; The radian of described arc support is consistent with the radian of section of jurisdiction inwall.
Described pre-buried channel flow is located at the centre position of section of jurisdiction, place, and described pre-buried channel flow is laid along the curvature of section of jurisdiction, and notch flushes with section of jurisdiction intrados; Conduit groove is provided with in the inner side of two side, notch one side.
Described pre-buried channel flow adopts Q275 steel, and outer painting is every electric layer.
The T-shaped structure of fixed end of described cable bearer bar, the bottom surface on described T-type structure top is provided with support groove; Screw thread is provided with outside described cable bearer bar.
The T-type structure of described cable bearer bar can be placed within pre-buried channel flow, and the support groove of bottom surface, described T-type structure top can be meshed with the conduit groove of pre-buried channel flow, and cable bearer bar and pre-buried channel flow are bolted connection.
The outer cross section of part of choosing of described cable bearer bar is for circle; The bar portion of described cable bearer bar is provided with central duct vertically, is plugged with polyformaldehyde rod in described duct; The outer end of described polyformaldehyde rod is provided with the round boss in blocked center duct.
The outer wall of described polyformaldehyde rod is provided with barb.
Be rotary with hexagonal tubular nut at the postmedian of described cable bearer bar, the sidewall of described hexagonal tubular nut is reserved with lug, and described arc support is connected with cable bearer bar by welding with lug.Described arc support is the thin-wall rectangular section steel pipe of outer painting every electric layer.
Described railroad shoe is pre-track seat, and described pre-track seat is connected with section of jurisdiction, bottom; Described pre-track seat both sides and arc support junction are provided with reserved connector; The bottom of described bent frame is fixed by channel-section steel and reserved connector bolt, thus realizes being fixedly connected with of bent frame and pre-track seat.
Described pre-track seat bosom position is provided with the longitudinally through cable putting groove in order to place municipal cable.
The base plate of described pre-track seat is plane, two bottom sides is the arc-shaped side contacted with section of jurisdiction, bottom, the radian of described arc-shaped side is consistent with the radian of section of jurisdiction, bottom, railroad shoe built-in connection is provided with in pre-track seat inside perpendicular to arc-shaped side direction, section of jurisdiction, bottom is provided with section of jurisdiction built-in connection with the corresponding position of railroad shoe built-in connection, and pre-track seat is fixedly connected with section of jurisdiction, bottom by bolt and nut with section of jurisdiction built-in connection by described railroad shoe built-in connection.
Described cable putting groove is placed with perpendicular to tunnel longitudinal separation the prefabricated sleeper beam of strip.
The base plate of described pre-track seat arranges vertical drainage hole in longitudinal center's bilateral symmetry; Arc-like rows water hole is provided with bottom described arc-shaped side.
Offer cable above described cable putting groove and perform hole, described cable performs on hole and is stamped steel deck-plate.
Take into account the preparation method of the duct pieces of shield tunnel of municipal cable pipeline, comprise the steps:
(1) make prefabricated pipe section and pre-track seat, described pre-track seat is provided with the longitudinally through cable putting groove in order to place municipal cable;
(2) shield tunnel is performed according to shield tunnel construction method;
(3) cable framework is performed;
(4) municipal cable is placed.
Wherein, in step (1), be provided with pre-buried channel flow in the middle of the section of jurisdiction at the arch springing place place of both sides, section of jurisdiction, bottom is provided with section of jurisdiction built-in connection, and the relevant position of pre-track seat is provided with railroad shoe built-in connection.
In step (2), with the section of jurisdiction of bolt and nut joining rails seat and bottom.
In step (3), the minor face of the T-type structure of cable bearer bar is first entered in cell body along the open seam of pre-buried channel flow, then around bar axle 90-degree rotation, make the support groove of T-type structure and conduit groove neat to it, direction tension in tunnel, be stuck on conduit by docking groove by T-type structure, screw on nut is fastening by it.
In step (3), lay distance according to cable, screw in the hex nut pipe with lug at the postmedian of cable bearer bar, described lug welds arc support; The bottom of described bent frame is provided with channel-section steel, and the downside of described channel-section steel and the reserved connector of pre-track seat are bolted.
In step (3), the central duct to cable bearer bar fills in polyformaldehyde rod.
In step (4), municipal cable placed by the cable bearer bar between arc support and section of jurisdiction; Subway cable pipeline placed by the cable bearer bar of the unsettled side of arc support.
In step (4), on cable putting groove, placing municipal cable by performing hole, after performing, covering with cover plate and performing cable aperture.
Beneficial effect of the present invention is:
Utilize this prefabricated pipe section for shield tunnel, section of jurisdiction and support can be complex as entirety, cable load is passed to arc support by cable bearer, then by arc support, load is delivered on tunnel bottom platform.Tunnel space obtains Appropriate application, neither affect Underground Rail Transit to pass through, Underground Rail Transit and municipal cable used can be installed again easily, and without the need to punching to section of jurisdiction, overall performance is good, pernetti stability is high, can the regulation of lower railway traffic operation contentedly can meet again municipal cable lay requirement.
The present invention has multiduty feature.The present invention, not affecting under the current prerequisite of Underground Rail Transit, has considered the erection of municipal cable.Duct pieces of shield tunnel, cable bearer, railroad shoe are organically configured to a kind of space structures.The cable load of both sides being delivered in railroad shoe, improves the space utilization rate in tunnel by arc support.
Structural performance is good.Duct pieces of shield tunnel of the present invention, railroad shoe and support are prefabricated units, and quality is easy to ensure.Support and pre-buried channel flow component strength high, anti-electric, fire-resistant, can be mass-produced, engineering reliability is high.
Construction is simple, the duration is short.The present invention in use, due to connected mode cleverly between pre-buried channel flow and cable bearer, does not need to hole on section of jurisdiction, saved man-hour, and avoids the durability brought because of holing to tunnel duct piece and damage.The fixed end of cable bearer bar adopts T-type structure, and cable bearer bar and pre-buried channel flow junction are provided with intermeshing groove face, the firm contact of both guarantees.
Be plugged with polyformaldehyde rod in cable bearer bar and prevent electric leakage, can prevent fires anti-electric.The outer wall of polyformaldehyde rod is provided with barb and prevents polyformaldehyde rod from can drop out.
The outside of cable bearer bar and arc support all scribbles every electric layer, guarantees use safety.
Can screw in hexagonal tubular nut outside cable bearer bar, hexagonal tubular nut exterior side wall is reserved with lug for being connected into framework with arc support is affixed, the convenient link position regulating arc support, and easy to operate.
Leave strip sleeper beam above duct, can be used for the laying of municipal cable, effective and water segregation.
Accompanying drawing explanation
Fig. 1 is the structural representation of tunnel of the present invention prefabricated pipe section.
Fig. 2 is section of jurisdiction, bottom and pre-track holder structure schematic diagram.
Fig. 3 is pre-buried channel flow, " thin T " type cable bearer and nut profile.
Fig. 4 is pre-buried channel flow, " thin T " type cable bearer schematic diagram.
Fig. 5 is pre-track pillow schematic diagram.
Shown in figure: 1, section of jurisdiction; 2, hex nut pipe; 3, arc support; 4, pre-track seat; 5, municipal cable 1; 6, channel-section steel; 7, cable bearer bar; 8, subway cable; 9, pre-buried channel flow; 10, municipal cable 2; 11, gutter; 12, sleeper beam; 13, nut; 14, connecting bolt; 15, cable putting groove; 16, railroad shoe built-in connection; 17, section of jurisdiction built-in connection; 18, vertical drainage hole; 19, arc-like rows water hole; 20, reserved connector; 21, steel deck-plate; 22, cable applies hole; 23, polyformaldehyde rod; 24, public security leakage coaxial cable and PIS wireless antenna; 25, loudspeaker; 26, service chamber; 27, evacuation platform; 28, fire main; 29, illuminating lamp.
Detailed description of the invention
Below in conjunction with accompanying drawing, implementation method of the present invention is elaborated:
Take into account the subterranean tunnel section of jurisdiction of municipal cable pipeline: wherein shield tunnel adopts through seam assembling, the section of jurisdiction 1 of two arch springing positions of section of jurisdiction ring needs lay cable bearer, the prefabricated pipe section at this two place is provided with radial pre-buried channel flow 9, described pre-buried channel flow 9 is located at the centre position of section of jurisdiction, place, described pre-buried channel flow 9 is laid along the curvature of section of jurisdiction, and notch flushes with the intrados of section of jurisdiction 1; Conduit groove is provided with in the inner side of two side, notch one side.Described pre-buried channel flow 9 adopts Q275 steel, and outer painting is every electric layer.
Be connected with some described cable bearer bars 7 at the differing heights place of described same pre-buried channel flow 9, the T-shaped structure of fixed end on front side of described cable bearer bar 7, the bottom surface on described T-type structure top is provided with support groove; Screw thread is provided with outside described cable bearer bar 7.The T-type structure of cable bearer bar 7 can be placed within pre-buried channel flow 9, and the support groove of bottom surface, described T-type structure top can be meshed with the conduit groove of pre-buried channel flow 9, and cable bearer bar 7 and pre-buried channel flow 9 are bolted connection.The outer cross section of part of choosing of described cable bearer bar 7 is for circle; The bar portion of described cable bearer bar 7 is provided with central duct vertically, is plugged with polyformaldehyde rod 23 in described duct; The outer end of described polyformaldehyde rod 23 is provided with the round boss in blocked center duct.The outer wall of described polyformaldehyde rod 23 is provided with barb.
The rear side of cable bearer bar 7 chooses sensing tunnel internal; Be rotary with hexagonal tubular nut at the postmedian of described cable bearer bar 7, the sidewall of described hexagonal tubular nut is reserved with lug, and arc support 3 is connected with cable bearer bar 7 by welding with lug.Arc support 3 connects two neighbouring cable bearer bars 7, forms the cable framework with multilayer; The lower end of described arc support 3 is connected with described railroad shoe; The radian of described arc support 3 is consistent with the radian of section of jurisdiction inwall; Described cable bearer bar 7 places municipal cable between described arc support 3 and section of jurisdiction inwall, places subway cable 8 at the opposite side of arc support 3.
Described arc support 3 is the thin-wall rectangular section steel pipe of outer painting every electric layer.
Described railroad shoe is pre-track seat 4, and pre-track seat 4 bosom position is provided with the longitudinally through cable putting groove 15 in order to place municipal cable.The base plate of described pre-track seat 4 is plane, two bottom sides is the arc-shaped side contacted with section of jurisdiction, bottom, the radian of described arc-shaped side is consistent with the radian of section of jurisdiction, bottom, railroad shoe built-in connection 16 is provided with in pre-track seat 4 inside perpendicular to arc-shaped side direction, section of jurisdiction, bottom is provided with section of jurisdiction built-in connection 17 with the corresponding position of railroad shoe built-in connection 16, and pre-track seat 4 is fixedly connected with section of jurisdiction, bottom by bolt and nut with section of jurisdiction built-in connection 17 by described railroad shoe built-in connection 16.Gutter 11 is formed under the base plate of described pre-track seat 4 and between section of jurisdiction, bottom.
Pre-track seat 4 both sides and arc support 3 junction are provided with reserved connector 20; The bottom of described bent frame is fixed by channel-section steel 6 and reserved connector 20 bolt, thus realizes being fixedly connected with of bent frame and pre-track seat 4.
Described cable putting groove 15 is placed with perpendicular to tunnel longitudinal separation the prefabricated sleeper beam 12 of strip.
The base plate of described pre-track seat 4 arranges vertical drainage hole 18 in longitudinal center's bilateral symmetry; Arc-like rows water hole 19 is provided with bottom described arc-shaped side.
Offer cable above described cable putting groove 15 and perform hole, described cable performs on hole and is stamped steel deck-plate 21.
The preparation method taking into account the duct pieces of shield tunnel of municipal cable pipeline is as follows:
(1) 6 piece of section of jurisdiction is bolted composition 1 section of jurisdiction ring, and section of jurisdiction ring width 1.2m, thickness 0.3m, interior diameter 5.8m, external diameter 6.4m, connected by bent bolt between the ring of section of jurisdiction.When making section of jurisdiction, the pre-buried built-in fitting 17 for connecting bolt in section of jurisdiction of bottom, is used as two pieces of section of jurisdiction pre-buried channel flows 9 of sidewall, and pre-buried channel flow 9 and section of jurisdiction outer wall are close to, and conduit cross dimensions as shown in Figure 3.
(2) pre-track seat 4.The built-in fitting 16 of connecting bolt 14 and the built-in fitting 20 for connecting channel-section steel 6 is remained in advance when railroad shoe 4 makes.Pre-track seat 4, the prefabricated sleeper beam 12 in interval.The longitudinal centre position of pre-track seat 4 is symmetrical arranged vertical drainage hole 18, arc to drain hole 19, and middle part is opened cable and applied hole 22, and is covered by steel deck-plate 21.
(3) shield tunnel is applied according to shield tunnel construction method.
(4) with the section of jurisdiction of bolt 14 joining rails seat 4 with bottom.
(5) " thin T " type cable bearer 7 is embedded in the middle of the ring of section of jurisdiction in advance, one is arranged by the every 1.2m of section of jurisdiction ring width, the open seam in the first crossheading road 9 of " thin T " type cable bearer head minor face enters in cell body (as Fig. 4), then around bar axle 90-degree rotation, " thin T " type cable bearer head length heel teeth line is alignd with conduit groove, direction tension in tunnel, is stuck on conduit by groove docking, is then tightened by nut 13.
(6) distance is laid according to cable, " thin T " type cable bearer postmedian settles the hex nut pipe 2 of reserved weld tabs, hex nut pipe 2 outside remains for affixed lug (as Fig. 3) in advance, arc support 3 is arranged between " thin T " type cable bearer, adopt outer painting to install every the thin-wall rectangular section steel pipe segmentation of electric layer, form framework by hex nut pipe 2 external tab and rectangular thin-wall steel-pipe welding.Fixed by channel-section steel 6 and railroad shoe at bottom bent frame, downside and the reserved connector 20 of channel-section steel 6 are bolted.
(7) center of " thin T " type bolt body is provided with through hole (Fig. 4), fills in through hole prevent electric leakage with polyformaldehyde rod 23.
(8) on cable bearer bar, place municipal cable 10, place subway cable pipeline 8, apply hole 22 by cable and place municipal cable 5, rear cover plate 22 covers cable and applies hole 22.
(9) according to instructions for use, mounting process traditionally, installs public security leakage coaxial cable and PIS wireless antenna 24, loudspeaker 25, service chamber 26, evacuation platform 27, fire main 28 and illuminating lamp 29.
Claims (10)
1. take into account shield tunnel chip architecture and the mounting method of municipal cable pipeline, it is characterized in that: need in shield tunnel to lay on the section of jurisdiction of cable bearer, be provided with pre-buried channel flow; Fixed end on front side of cable bearer bar is fixed on the section of jurisdiction of sidewall by pre-buried channel flow, and the rear side of described cable bearer bar chooses sensing tunnel internal; Municipal cable placed by described cable bearer bar; Connect arc support at the postmedian of described cable bearer bar, the other end of described arc support is connected in railroad shoe.
2. shield tunnel chip architecture and the mounting method taking into account municipal cable pipeline according to claim 1, it is characterized in that: shield tunnel adopts through seam assembling, the section of jurisdiction of two arch springing positions of section of jurisdiction ring is provided with radial pre-buried channel flow, some described cable bearer bars are connected with at the differing heights place of described same pre-buried channel flow, described arc support connects two neighbouring cable bearer bars, forms the cable framework with multilayer; The lower end of described arc support is connected with described railroad shoe; The radian of described arc support is consistent with the radian of section of jurisdiction inwall.
3. shield tunnel chip architecture and the mounting method taking into account municipal cable pipeline according to claim 1, it is characterized in that: described pre-buried channel flow is located at the centre position of section of jurisdiction, place, described pre-buried channel flow is laid along the curvature of section of jurisdiction, and notch flushes with section of jurisdiction intrados; Conduit groove is provided with in the inner side of two side, notch one side.
4. shield tunnel chip architecture and the mounting method taking into account municipal cable pipeline according to claim 1, it is characterized in that: the T-shaped structure of fixed end of described cable bearer bar, the bottom surface on described T-type structure top is provided with support groove; Screw thread is provided with outside described cable bearer bar.
5. shield tunnel chip architecture and the mounting method taking into account municipal cable pipeline according to claim 4, it is characterized in that: the T-type structure of described cable bearer bar can be placed within pre-buried channel flow, the support groove of bottom surface, described T-type structure top can be meshed with the conduit groove of pre-buried channel flow, and cable bearer bar and pre-buried channel flow are bolted connection.
6. shield tunnel chip architecture and the mounting method taking into account municipal cable pipeline according to claim 1, is characterized in that: the outer cross section of part of choosing of described cable bearer bar is for circle; The bar portion of described cable bearer bar is provided with central duct vertically, is plugged with polyformaldehyde rod in described duct; The outer end of described polyformaldehyde rod is provided with the round boss in blocked center duct.
7. shield tunnel chip architecture and the mounting method taking into account municipal cable pipeline according to claim 1, it is characterized in that: described railroad shoe is pre-track seat, described pre-track seat bosom position is provided with the longitudinally through cable putting groove in order to place municipal cable.
8. take into account shield tunnel chip architecture and the mounting method of municipal cable pipeline, it is characterized in that, comprise the steps:
(1) prefabricated pipe section and railroad shoe is made;
(2) shield tunnel is performed according to shield tunnel construction method;
(3) cable framework is performed: first enter in cell body along the open seam of pre-buried channel flow by the minor face of the T-type structure of cable bearer bar, then around bar axle 90-degree rotation, the support groove of T-type structure is alignd with conduit groove, direction tension in tunnel, be stuck on conduit by docking groove by T-type structure, screw on nut is fastening by it;
(4) municipal cable is placed.
9. shield tunnel chip architecture and the mounting method taking into account municipal cable pipeline according to claim 8, is characterized in that: in step (3), the central duct to cable bearer bar fills in polyformaldehyde rod.
10. shield tunnel chip architecture and the mounting method taking into account municipal cable pipeline according to claim 8, is characterized in that: in step (4), and cable bearer bar blocks the cable stopping means put for attached cable placement location; Municipal cable placed by cable bearer bar between arc support and section of jurisdiction; Subway cable pipeline placed by the cable bearer bar of the unsettled side of arc support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510118958.5A CN104747206B (en) | 2015-03-18 | 2015-03-18 | Shield tunnel segment structure considering municipal cable pipelines and installing method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510118958.5A CN104747206B (en) | 2015-03-18 | 2015-03-18 | Shield tunnel segment structure considering municipal cable pipelines and installing method |
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| CN104747206B CN104747206B (en) | 2017-01-25 |
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| CN112647971A (en) * | 2020-12-24 | 2021-04-13 | 陕西国防工业职业技术学院 | BIM subway section of jurisdiction convenient to concatenation |
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| CN105484765A (en) * | 2016-01-11 | 2016-04-13 | 北京市轨道交通设计研究院有限公司 | Fabricated secondary lining structure of bored tunnel and construction method of fabricated secondary lining structure |
| CN105484765B (en) * | 2016-01-11 | 2018-12-11 | 北京市轨道交通设计研究院有限公司 | A kind of the assembled secondary liner structure and its construction method of bored tunnel |
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| CN107218059A (en) * | 2017-06-23 | 2017-09-29 | 福建康元捷装有限公司 | For Fast Installation subway tunnel electromechanical equipment and the device of pipeline |
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| CN107246280B (en) * | 2017-06-25 | 2019-09-06 | 中铁工程服务有限公司 | A kind of support beam mounting structure of municipal administration shield tunnel |
| CN107246280A (en) * | 2017-06-25 | 2017-10-13 | 吴淑霞 | A kind of support beam mounting structure of municipal administration shield tunnel |
| CN108868817A (en) * | 2018-07-12 | 2018-11-23 | 中铁第四勘察设计院集团有限公司 | A kind of connection structure of cable conduit and shield tunnel containing the connection structure |
| CN108868817B (en) * | 2018-07-12 | 2023-12-19 | 中铁第四勘察设计院集团有限公司 | Connection structure of cable channel and shield tunnel comprising connection structure |
| CN109653768A (en) * | 2018-12-29 | 2019-04-19 | 北京城建信捷轨道交通工程咨询有限公司 | Adjustable support, shield duct piece and adjusting method for shield duct piece inner wall |
| CN110030034A (en) * | 2019-04-17 | 2019-07-19 | 广州地铁设计研究院股份有限公司 | A kind of tunnel signal equipment installation method and its structure |
| CN111550279A (en) * | 2020-05-14 | 2020-08-18 | 河北亿鑫紧固件有限公司 | Channel refractory device and preparation process thereof |
| CN111550279B (en) * | 2020-05-14 | 2021-10-29 | 河北亿鑫紧固件有限公司 | Preparation method of channel refractory device |
| CN112252095A (en) * | 2020-10-16 | 2021-01-22 | 上海拓铁通信科技有限公司 | Moving mechanism for railway embedded channel and using method thereof |
| CN112647971A (en) * | 2020-12-24 | 2021-04-13 | 陕西国防工业职业技术学院 | BIM subway section of jurisdiction convenient to concatenation |
| CN115263408A (en) * | 2022-09-27 | 2022-11-01 | 中铁建电气化局集团第三工程有限公司 | Mounting structure of platform support and looped netowrk support |
| CN115263408B (en) * | 2022-09-27 | 2023-01-17 | 中铁建电气化局集团第三工程有限公司 | Mounting structure of platform support and looped netowrk support |
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