CN204113295U - A kind of municipal shield tunnel - Google Patents
A kind of municipal shield tunnel Download PDFInfo
- Publication number
- CN204113295U CN204113295U CN201420425495.8U CN201420425495U CN204113295U CN 204113295 U CN204113295 U CN 204113295U CN 201420425495 U CN201420425495 U CN 201420425495U CN 204113295 U CN204113295 U CN 204113295U
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- Prior art keywords
- support
- prefabricated pipe
- tunnel
- installing
- curved beam
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Abstract
The utility model discloses a kind of municipal shield tunnel, comprise the multiple prefabricated pipe, the arch steel perimeter beam that are connected in series, described prefabricated pipe inwall is along the circumferential direction embedded with multiple installing hole, described steel perimeter beam is close to described prefabricated pipe inwall, described steel perimeter beam has the frame for installing towards axle center, described tunnel, described frame for installing circumferencial direction is uniform is connected with multiple first support and/or the second support, described second support installing is at the frame for installing place corresponding with tunnel waist location, and described second support is longer than described first support.Municipal shield tunnel described in the utility model pre-buried installing hole in prefabricated pipe welds or bore mode to replace prior art, be more convenient for constructor's mounting arch ellbeam in tunnel, prefabricated pipe is close to by arched girder simultaneously, enhance the supporting capacity in tunnel, and be evenly distributed for placing cable, pipeline, the first support of ancillary facility and the second support on arched girder, Appropriate application space, and greatly saved tunneltron appearance.
Description
Technical field
The utility model relates to a kind of tunnel, especially relates to a kind of municipal shield tunnel.
Background technology
Municipal administration shield tunnel, builds at Urban Underground, as the tunnel laying various urban operating mechanism underground utilities.Owing to further developing the needs of industry and raising resident culture life condition in city, the underground utilities for urban operating mechanism get more and more, as power supply, tap water, sewage, heating installation, hot water, coal gas, communication, power supply etc.The development of pipeline system, needs to build municipal tunnel in a large number, fundamentally to solve the management level problem of the underground pipeline system of various urban operating mechanism.When arranging passage, pipeline, the cable of underground, strict order and system should be had, in order to avoid Street and place will be excavated when carrying out overhauling and rebuilding.
At present, the diameter of major diameter municipal tunnel is 5 ~ 7m, tunnel can be divided into upper and lower 2 layers, and tunnel frame etc. is welded in tunnel, and the diameter of minor diameter municipal tunnel is 2 ~ 4m, the mounting method in major diameter tunnel often can not be applied to wherein, and for municipal tunnel, have following defect:
One, inner support system in tunnel is used for laying the municipal pipeline such as cable, pipeline, and the ancillary facility volume ratio pipeline such as joint, switch of municipal pipeline is much larger, needs special backing positions to lay.This just makes considerable part tunneltron appearance spend on pipe joint, ancillary facility, causes pipe to hold serious waste; In addition, the pipeline on the support of some layers, top all needs to detour and install ancillary facility to lower bracket, makes pipeline mutually disturb at longitudinal direction and affect tunnel space, has a strong impact on the O&M service work in tunnel.
Two, form the prefabricated pipe in tunnel prefabricated time prefabricated pipe inside reserved groove, prefabricated pipe section is assembled into after ring is installed on tunnel, is locked at groove inner wall in the reserved groove that steel perimeter beam embeds prefabricated pipe.Although this engineering method can by fastening for steel perimeter beam installation, but the bulk deviation that constructing tunnel produces passes to cable bearer by tunnel inboard groove, and then be delivered on support cross-arm, make support cross-arm be difficult to level and install, affect the normal ornaments of the pipeline on stent cover, cable etc.
Three, support cross-arm is fixed on the installation process such as tunnel and adopts when being welded to connect, and in narrow and small tunnel, produce a large amount of smog, construction environment is very severe.
Four, support cross-arm is simply fixed on tunnel inner wall, and cable, pipeline, ancillary facility etc. are mounted to after on support, and the stress being delivered to tunnel inner wall is comparatively large, and tunnel duct piece seriously can be caused to ftracture.
Utility model content
Based on this, the utility model is the defect overcoming prior art, provides that a kind of efficiency of construction is high, Appropriate application space, saves the municipal shield tunnel of material.
Its technical scheme is as follows: a kind of municipal shield tunnel, comprise the multiple prefabricated pipe, the arch steel perimeter beam that are connected in series, described prefabricated pipe inwall is along the circumferential direction embedded with multiple installing hole, described steel perimeter beam is close to described prefabricated pipe inwall, described steel perimeter beam has the frame for installing towards axle center, tunnel, described frame for installing is connected with multiple first support and/or the second support, described second support installing is at the frame for installing place corresponding with tunnel waist location, and described second support is longer than described first support.
Below further technical scheme is described:
Preferably, the described prefabricated pipe sidewall corresponding with described tunnel waist location is arranged at intervals with the first brace sections, the second brace sections vertically, and the prefabricated pipe sidewall opposed with described second support arranges described first support.
Preferably, described steel perimeter beam comprises the first Curved beam, the second Curved beam, and described first Curved beam and described second Curved beam junction plate removably connect.
Preferably, described first Curved beam, the second Curved beam are equipped with fixing hole, and described junction plate two ends are respectively equipped with the bar hole corresponding with described fixing hole.
Preferably, described first Curved beam and described second Curved beam are individually fixed in described prefabricated pipe inwall both sides, there is bottom described prefabricated pipe the bottom platform be made up of concrete, raceway groove is provided with in described bottom platform, described first Curved beam one end, second Curved beam one end are all fixedly connected with described bottom platform, have gap and be arranged on described prefabricated pipe top between the described first Curved beam other end, the described second Curved beam other end.
Preferably, described first Curved beam comprises the first angle steel and the second angle steel that are arranged side by side, and described second Curved beam comprises the triangular steel and the 4th angle steel that are arranged side by side.
Preferably, multiple described installing hole is along the uniform setting of described prefabricated pipe inwall circumferencial direction, the both sides of described steel perimeter beam are all furnished with described installing hole, also comprise multiple first pressure strip, the both sides of described steel perimeter beam are equipped with described first pressure strip, described first pressure strip is close to described steel perimeter beam, and described first pressure strip is fixed on described installing hole by the first fixture.
Preferably, multiple described installing hole is along the uniform setting of described prefabricated pipe inwall circumferencial direction, the both sides of described steel perimeter beam are all furnished with described installing hole, also comprise multiple second pressure strip, each described second pressure strip has the groove engaged with described frame for installing, described groove ends outward flanging is close to described steel perimeter beam, and described installing hole is fixed on respectively by the first fixture in the two ends of described second pressure strip.
Preferably, described first support is provided with cable or pipeline, and described second support is provided with cable or pipeline pipeline and ancillary facility, described ancillary facility relative to described cable or pipeline closer to axle center, described tunnel.
Preferably, described first support and described second support longitudinally in being arranged alternately along tunnel structure, when the cable on cross section, tunnel on described first support or pipeline need field joint, ancillary facility, switch, valve, detour and to implement to described second support.
Below the principle, effect etc. of preceding solution are described:
1, municipal shield tunnel described in the utility model pre-buried installing hole in prefabricated pipe welds or bore mode to replace prior art, be more convenient for constructor's mounting arch ellbeam in tunnel, prefabricated pipe is close to by arched girder simultaneously, enhance the supporting capacity in tunnel, and be evenly distributed for placing cable, pipeline, the first support of ancillary facility and the second support on arched girder, Appropriate application space, and greatly saved tunneltron appearance.
2, in prefabricated pipe, axially spaced-apart arranges the first brace sections, the second brace sections, need to extend the first support according to cabling, avoid Bracket setting too much to cause vacant wasting phenomenon, and the second support is not arranged, to increase the middle part activity space of prefabricated pipe in prefabricated pipe same place opposition.
3, steel perimeter beam is formed by connecting by two Curved beam junction plates, two Curved beams lay respectively at prefabricated pipe inwall both sides, and between every root Curved beam top, there is gap, junction plate two ends are respectively equipped with bar hole, when tunnel tilts, adjustable two Curved beams are in the position of prefabricated pipe inwall, install to keep support level, avoid the cable on support, pipeline and ancillary facility that wild effect is installed, each Curved beam forms by two pieces of angle splice joints simultaneously, can be convenient to transport of materials, installation etc.
Accompanying drawing explanation
Fig. 1 is the structural representation one of municipal shield tunnel described in the utility model embodiment;
Fig. 2 is the structural representation two of municipal shield tunnel described in the utility model embodiment;
Fig. 3 is the sectional view one of Fig. 1 at A-A place;
Fig. 4 is illustrated steel perimeter beam and is fixed on partial schematic diagram on prefabricated pipe section by fixed head;
Fig. 5 is the sectional view two of Fig. 1 at A-A place;
Fig. 6 is the exploded perspective view of Fig. 5;
Fig. 7 illustrates the structural representation that adjacent steel ring beam is fixedly connected with by junction plate;
Fig. 8 is the sectional view of Fig. 7 at B-B place.
Description of reference numerals:
10, prefabricated pipe, 11, installing hole, the 12, first fixture, the 13, first pressure strip, 14,15,16,17, pad, the 18, second pressure strip, the 21, first Curved beam, the 211, first angle steel, 212, the second angle steel, the 22, second Curved beam, 221, triangular steel, the 222, the 4th angle steel, 30, the first support, the 31, second support, 41, raceway groove, 42, bottom platform, 43, cover plate, 50, junction plate, 51, bar hole, 52, the second fixture, 60, cable or pipeline, 70, ancillary facility.
Detailed description of the invention
Below embodiment of the present utility model is described in detail:
As shown in Figure 1, municipal shield tunnel described in the utility model, comprise multiple prefabricated pipe 10 be connected in series, arch steel perimeter beam, described prefabricated pipe 10 inwall is along the circumferential direction embedded with multiple installing hole 11, described steel perimeter beam is close to described prefabricated pipe 10 inwall, described steel perimeter beam has the frame for installing towards axle center, described tunnel, please also refer to Fig. 2, described frame for installing circumferencial direction is uniform is connected with multiple first support 30 and/or the second support 31, described second support 31 is arranged on the frame for installing place corresponding with tunnel waist location, described second support 31 is longer than described first support 30.
Municipal shield tunnel described in the utility model pre-buried installing hole 11 in prefabricated pipe 10 welds or bore mode to replace prior art, be more convenient for constructor's mounting arch ellbeam in tunnel, prefabricated pipe 10 is close to by arched girder simultaneously, enhance the supporting capacity in tunnel, and the first support 30 and the second support 31 be evenly distributed on arched girder for placing cable or pipeline 60, ancillary facility 70, Appropriate application space, and greatly saved tubing.
Wherein, described prefabricated pipe 10 sidewall that described tunnel waist location is corresponding arranges 30 sections, the first support, 31 sections, the second support in interval vertically, and described prefabricated pipe 10 sidewall corresponding to described tunnel waist location is when arranging described second support 31, prefabricated pipe 10 sidewall opposed with described second support 31 arranges described first support 30.Described first support 30 is provided with cable or pipeline 60, and described second support 31 is provided with cable or pipeline and ancillary facility 70, described ancillary facility 70 relative to described cable or pipeline 60 closer to axle center, described tunnel.In the utility model embodiment, described first support 30 and described second support 31 along tunnel structure longitudinally in being arranged alternately, when cable on cross section, tunnel on described first support 30 or pipeline 60 need field joint, ancillary facility, switch, valve, detour and to implement to described second support 31.In prefabricated pipe 10, axially spaced-apart arranges the first brace sections, the second brace sections, need to extend the first support 30 according to cabling, avoid that Bracket setting is too much or long causes support vacant waste tubing phenomenon, and the second support 31 is not arranged in prefabricated pipe 10 same place opposition, to increase the middle part activity space of prefabricated pipe 10.
Referring again to Fig. 7,8, described steel perimeter beam comprises the first Curved beam 21, second Curved beam 22, and described first Curved beam 21 removably connects with described second Curved beam 22 junction plate 50.Described first Curved beam 21, second Curved beam 22 is equipped with fixing hole, and described junction plate 50 two ends are respectively equipped with the bar hole 51 corresponding with described fixing hole.Described first Curved beam 21 is individually fixed in described prefabricated pipe 10 inwall both sides with described second Curved beam 22, there is bottom described prefabricated pipe 10 bottom platform 42 be made up of concrete, raceway groove 41 is provided with in described bottom platform 42, described first Curved beam 21 one end, second Curved beam 22 one end are all fixedly connected with described bottom platform 42, have gap and be all arranged on described prefabricated pipe 10 top between described first Curved beam 21 other end, described second Curved beam 22 other end.
In the utility model embodiment, described first Curved beam 21 comprises the first angle steel 211 and the second angle steel 212 be arranged side by side, and described second Curved beam 22 comprises the triangular steel 221 and the 4th angle steel 222 that are arranged side by side.Namely steel perimeter beam is spliced formed by the first angle steel 211, second angle steel 212, triangular steel 221, the 4th angle steel 222, and material is convenient to transport and assembling.
Referring again to Fig. 3, 4, wherein in an embodiment, multiple described installing hole 11 is along the uniform setting of described prefabricated pipe 10 inwall circumferencial direction, the both sides of described steel perimeter beam are all furnished with described installing hole 11, also comprise multiple first pressure strip 13, the both sides of described steel perimeter beam are equipped with described first pressure strip 13, described first pressure strip 13 is close to described steel perimeter beam, described first pressure strip 13 is fixed on described installing hole 11 by the first fixture 12, in the utility model embodiment, installing hole 11 can be bolt hole, first fixture 12 can adopt bolt, pad 14 can be provided with between installing hole 11 and the first pressure strip 13, can select to arrange pad 15 between the first fixture 12 and described first pressure strip 13 simultaneously, to strengthen the fixed effect of angle steel.
Referring again to Fig. 5,6, in another embodiment, multiple described installing hole 11 is along the uniform setting of described prefabricated pipe 10 inwall circumferencial direction, the both sides of described steel perimeter beam are all furnished with described installing hole 11, also comprise multiple second pressure strip 18, each described second pressure strip 18 has the groove engaged with described frame for installing, described groove ends outward flanging is close to described steel perimeter beam (not illustrating steel perimeter beam in Fig. 6), and described installing hole 11 is fixed on respectively by the first fixture 12 in the two ends of described second pressure strip 18.In the utility model embodiment, pad 17 can be provided with between installing hole 11 and the second pressure strip 18, and can select between the first fixture 12 and described second pressure strip 18, to arrange pad 16, to strengthen the fixed effect of angle steel.
To sum up, the utility model tool has the following advantages:
1, municipal shield tunnel described in the utility model pre-buried installing hole 11 in prefabricated pipe 10 welds or bore mode to replace prior art, be more convenient for constructor's mounting arch ellbeam in tunnel, prefabricated pipe 10 is close to by arched girder simultaneously, enhance the supporting capacity in tunnel, and the first support 30 and the second support 31 be evenly distributed on arched girder for placing cable, pipeline, ancillary facility 70, Appropriate application space, and greatly saved tubing.
2, in prefabricated pipe 10, axially spaced-apart arranges 30 sections, the first support, 31 sections, the second support, need to extend the first support 30 according to cabling, Bracket setting is avoided too much to cause vacant wasting phenomenon, and the second support 31 is not arranged in prefabricated pipe 10 same place opposition, to increase the middle part activity space of prefabricated pipe 10.
3, steel perimeter beam is formed by connecting by two Curved beam junction plates 50, two Curved beams lay respectively at prefabricated pipe 10 inwall both sides, and between every root Curved beam top, there is gap, junction plate 50 two ends are respectively equipped with bar hole 51, when tunnel tilts, adjustable two Curved beams are in the position of prefabricated pipe 10 inwall, install to keep support level, avoid the cable on support, pipeline and ancillary facility 70 that wild effect is installed, each Curved beam forms by two pieces of angle splice joints simultaneously, can be convenient to transport of materials, installation etc.
The above embodiment only have expressed detailed description of the invention of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.
Claims (10)
1. a municipal shield tunnel, it is characterized in that, comprise the multiple prefabricated pipe, the arch steel perimeter beam that are connected in series, described prefabricated pipe inwall is along the circumferential direction embedded with multiple installing hole, described steel perimeter beam is close to described prefabricated pipe inwall, and described steel perimeter beam has the frame for installing towards axle center, tunnel, and described frame for installing is connected with multiple first support and/or the second support, described second support installing is at the frame for installing place corresponding with tunnel waist location, and described second support is longer than described first support.
2. municipal shield tunnel according to claim 1, it is characterized in that, the described prefabricated pipe sidewall corresponding with described tunnel waist location is arranged at intervals with the first brace sections, the second brace sections vertically, and the prefabricated pipe sidewall opposed with described second support arranges described first support.
3. municipal shield tunnel according to claim 1, is characterized in that, described steel perimeter beam comprises the first Curved beam, the second Curved beam, and described first Curved beam and described second Curved beam junction plate removably connect.
4. municipal shield tunnel according to claim 3, is characterized in that, described first Curved beam, the second Curved beam are equipped with fixing hole, and described junction plate two ends are respectively equipped with the bar hole corresponding with described fixing hole.
5. municipal shield tunnel according to claim 3, it is characterized in that, described first Curved beam and described second Curved beam are individually fixed in described prefabricated pipe inwall both sides, there is bottom described prefabricated pipe the bottom platform be made up of concrete, raceway groove is provided with in described bottom platform, described first Curved beam one end, second Curved beam one end are all fixedly connected with described bottom platform, have gap and be arranged on described prefabricated pipe top between the described first Curved beam other end, the described second Curved beam other end.
6. municipal shield tunnel according to claim 1, is characterized in that, described first Curved beam comprises the first angle steel and the second angle steel that are arranged side by side, and described second Curved beam comprises the triangular steel and the 4th angle steel that are arranged side by side.
7. municipal shield tunnel according to claim 1, it is characterized in that, multiple described installing hole is along the uniform setting of described prefabricated pipe inwall circumferencial direction, the both sides of described steel perimeter beam are all furnished with described installing hole, also comprise multiple first pressure strip, the both sides of described steel perimeter beam are equipped with described first pressure strip, and described first pressure strip is close to described steel perimeter beam, and described first pressure strip is fixed on described installing hole by the first fixture.
8. municipal shield tunnel according to claim 1, it is characterized in that, multiple described installing hole is along the uniform setting of described prefabricated pipe inwall circumferencial direction, the both sides of described steel perimeter beam are all furnished with described installing hole, also comprise multiple second pressure strip, each described second pressure strip has the groove engaged with described frame for installing, and described groove ends outward flanging is close to described steel perimeter beam, and described installing hole is fixed on respectively by the first fixture in the two ends of described second pressure strip.
9. municipal shield tunnel according to claim 1, it is characterized in that, described first support is provided with cable or pipeline, and described second support is provided with cable or pipeline and ancillary facility, described ancillary facility relative to described cable or pipeline closer to axle center, described tunnel.
10. municipal shield tunnel according to claim 9, it is characterized in that, described first support and described second support along tunnel structure longitudinally in being arranged alternately, when cable on cross section, tunnel on described first support or municipal pipeline need field joint, ancillary facility, switch, valve, detour and to implement to described second support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420425495.8U CN204113295U (en) | 2014-07-30 | 2014-07-30 | A kind of municipal shield tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420425495.8U CN204113295U (en) | 2014-07-30 | 2014-07-30 | A kind of municipal shield tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204113295U true CN204113295U (en) | 2015-01-21 |
Family
ID=52330619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420425495.8U Withdrawn - After Issue CN204113295U (en) | 2014-07-30 | 2014-07-30 | A kind of municipal shield tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204113295U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104265306A (en) * | 2014-07-30 | 2015-01-07 | 广州电力设计院 | Municipal shield tunnel |
| CN106761850A (en) * | 2016-11-18 | 2017-05-31 | 国网北京市电力公司 | Glass shield shell and its installation method |
| CN111810238A (en) * | 2020-08-31 | 2020-10-23 | 中国石油天然气集团有限公司 | Annular supporting device for mounting oil and gas pipeline in shield tunnel |
-
2014
- 2014-07-30 CN CN201420425495.8U patent/CN204113295U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104265306A (en) * | 2014-07-30 | 2015-01-07 | 广州电力设计院 | Municipal shield tunnel |
| CN106761850A (en) * | 2016-11-18 | 2017-05-31 | 国网北京市电力公司 | Glass shield shell and its installation method |
| CN111810238A (en) * | 2020-08-31 | 2020-10-23 | 中国石油天然气集团有限公司 | Annular supporting device for mounting oil and gas pipeline in shield tunnel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150121 Effective date of abandoning: 20161012 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |