CN206158765U - Flexible section of jurisdiction of shield tunnel - Google Patents
Flexible section of jurisdiction of shield tunnel Download PDFInfo
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- CN206158765U CN206158765U CN201621179968.6U CN201621179968U CN206158765U CN 206158765 U CN206158765 U CN 206158765U CN 201621179968 U CN201621179968 U CN 201621179968U CN 206158765 U CN206158765 U CN 206158765U
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- flexible segment
- main body
- floor
- shield tunnel
- segment main
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Abstract
The utility model relates to a flexible section of jurisdiction of shield tunnel belongs to shield tunnel antidetonation technical field. A flexible section of jurisdiction of shield tunnel, includes: flexible section of jurisdiction main part A and flexible section of jurisdiction main part B, do all can with passing through passing excellent connection of doing all can between flexible section of jurisdiction main part A and the flexible section of jurisdiction main part B, still be equipped with the hermetic seal structure between flexible section of jurisdiction main part A and the flexible section of jurisdiction main part B. When the earthquake takes place, when the axial deformation in the limiting design value takes place for shield tunnel segment, shield tunnel segment's stability can be guaranteed to flexible section of jurisdiction major structure, and leakproofness when the hermetic seal structure can be guaranteed to be out of shape passes the power stick and can do all can the earthquake and pass to adjacent section of jurisdiction, assurance shield tunnel overall stability. The utility model discloses simple structure can process in the mill, on -site Assembly, the site operation of being convenient for.
Description
Technical field
This utility model is related to a kind of shield tunnel flexible segment, belongs to shield tunnel anti-seismic technology field.
Background technology
Shield tunnel is more much smaller than surrounding soil mass per volume because of itself mass per volume, and geological process is in tunnel
The inertia force of section is compared to little for the inertia force of the periphery soil body.During geological process, tunnel vibrates with surrounding soil, deformation
Must be with the relative displacement of surrounding soil and compatibility of deformation.Shield tunnel is bolted together prefabricated pipe section using bolt, generally
Flexible structure, longitudinal direction has certain deformability, but according to conventional engineering disaster-stricken situation, in stratum sharp change in elevation during earthquake
Or the moderate finite deformation at active fault often results in that Segment cracking, tunnel are disaster-stricken, only can not by the deformability of tunnel junction
Meet the deformation requirements of Special zone.
Utility model content
Problem to be solved in the utility model is that shield tunnel can absorb stratum sharp change in elevation or activity in earthquake
Axial deflection at tomography, and the pressure of axial deformation generation can be born, and ensure sealing, to solve the above problems,
The purpose of this utility model is to provide a kind of shield tunnel flexible segment, and it can allow the certain axial deformation of shield tunnel
Amount, while and high rigidity self-stability and water proofing property can be kept.
The purpose of this utility model is achieved through the following technical solutions：
A kind of shield tunnel flexible segment, including：Flexible segment main body A and flexible segment main body B, the flexible segment master
Connected and power transmission by power transmission rod between body A and flexible segment main body B, the flexible segment main body A and flexible segment main body B it
Between be additionally provided with hermetic seal structure；
The power transmission rod is made up of two bearing bolts, yielding rubber and steel bushings, wherein, the head of two bearing bolts
It is separately fixed in flexible segment main body A and flexible segment main body B, is connected by yielding rubber between the afterbody of two bearing bolts
Connect, described two bearing bolts and buffering rubber sleeve have a steel bushing；
The hermetic seal structure includes twice M shape waterstop and expanded rubber, and the expanded rubber is arranged at flexible pipe
The gap outside of piece main body A and flexible segment main body B, the twice M shape waterstop is arranged in the both sides of the power transmission rod,
And the two ends of the twice M shape waterstop are fixed on flexible segment main body A and flexible segment main body B by fixing bolt respectively
On.
Further, the flexible segment main body A and flexible segment main body B are along the longitudinally connected of shield tunnel.
Further, the flexible segment main body A and flexible segment main body B be the outside steel frame being welded into by steel plate,
Internal casting concrete is constituted.
Further, the steel frame of the flexible segment main body A is by exterior panel A, outer floor A, outer floor B and inner rib plate
A is welded；
The steel frame of flexible segment main body B is by exterior panel B, outer floor B, inner rib plate B, outer floor C, floor D, rib
Plate E and floor F are welded；
Wherein, outer floor A, inner rib plate A, floor E and floor F being longitudinally arranged along shield tunnel；
The periphery of exterior panel A and exterior panel B along shield tunnel is circumferentially disposed；
Outer floor B, inner rib plate B and outer floor C are vertically arranged along the ring of shield tunnel；
Floor D connects inner rib plate B and outer floor C, and floor D is arranged in the flexible segment main body A and flexible segment master
The gap outside of body B.
Further, the two ends of the twice M shape waterstop are fixed on flexible segment main body A by fixing bolt respectively
On the outer floor C of outer floor B and flexible segment main body B.
Further, expanded rubber inner side two ends are provided with altogether three pieces of gripper shoes, and one of gripper shoe fixes internal-rib
On plate B, in addition two pieces of gripper shoes are fixed on the floor D by supporting backing plate.
Further, the bearing bolt is provided with external screw thread, be provided with inside the steel bushing with the bearing bolt
The female thread that external screw thread matches.
Further, the two ends of twice M shape waterstop are provided with angle steel, and the angle steel with the junction of fixing bolt
Rubber cover is surrounded by outward.
Further, curved spiral shell is passed through between the flexible segment main body A and flexible segment main body B and adjacent common section of jurisdiction
Tether and connect.
Further, the thickness of the flexible segment main body A or flexible segment main body B, radius of curvature and common section of jurisdiction phase
Together.
The beneficial effects of the utility model are：
When an earthquake occurs, it is described in the utility model soft when duct pieces of shield tunnel occurs the axial deformation in limiting design value
Property section of jurisdiction agent structure can guarantee that the stability of duct pieces of shield tunnel, hermetic seal structure can guarantee that sealing during deformation, pass
Seismic force can be passed to adjacent section of jurisdiction by power rod, it is ensured that shield tunnel stability in the large.This utility model simple structure, can be in work
Factory processes, and Assembling is easy to site operation.
Description of the drawings
Fig. 1 is flexible segment inside structure expanded schematic diagram described in the utility model；
Fig. 2 is A-A sectional views in Fig. 1；
Fig. 3 is that bearing bolt arranges schematic diagram；
Wherein, the outer floor B of the outer floor A of 1- exterior panels A, 2- exterior panel B, 3-, 4-, the outer floor C of 5- inner rib plate B, 6-, 7- are solid
Determine bolt, 8- yielding rubbers, 9- steel bushings, 10- bearing bolts, 11-M shape waterstops, 12- angle steel, 13- inner rib plate A, 14-
Fagging, 15- supports backing plate, 16- expanded rubbers, 17- floor D, 18- floor E, 19- floor F, 20- flexible segment main body As, 21-
Flexible segment main body B, the curved bolts hole of 22-, 23- injected holes.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and enforcement
Example, is further elaborated to this utility model.It should be appreciated that specific embodiment described herein is only to explain this
Utility model, is not used to limit this utility model.
Embodiment
Shield tunnel flexible segment described in the present embodiment is a kind of enforcement used in diameter Ф 4250mm shield tunnels
Scheme, the shield tunnel flexible segment, as depicted in figs. 1 and 2, including：Flexible segment main body A 20 and flexible segment main body
B21, the flexible segment main body A 20 and flexible segment main body B21 along the longitudinally connected of shield tunnel, the flexible segment main body
Connected and power transmission by power transmission rod between A20 and flexible segment main body B21.The flexible segment main body A 20 and flexible segment master
Body B21 is that the steel frame that is welded into by steel plate of outside, internal casting concrete are constituted.The flexible segment main body A 20 and flexibility
By curved bolt connection between section of jurisdiction main body B21 and adjacent common section of jurisdiction.The flexible segment main body A 20 or flexible segment master
The thickness of body B21, radius of curvature are identical with common section of jurisdiction.
The steel frame of the flexible segment main body A 20 is by exterior panel A1, outer floor A3, outer floor B4 and inner rib plate A13
It is welded, specifically successively by outer floor A3, inner rib plate A13, outer floor B4, inner rib plate A13, outer floor A3, outer floor B4
It is welded to connect as the surrounding of flexible segment main body A 20, the outer wall of exterior panel 1 and inside panel respectively as flexible segment main body A 20
And inwall.Outer floor B4 is perpendicular to outer floor A3 and inner rib plate A13, and one of outer floor B4 is arranged at the outer floor A3
And inner rib plate A13 between.
The steel frame of flexible segment main body B21 is by exterior panel B2, outer floor B4, inner rib plate B5, outer floor C6, rib
Plate D17, floor E18 and floor F19 are welded, specifically successively by floor F19, floor E18, outer floor B4, floor E18,
Floor F19, outer floor C6 are welded to connect as the surrounding of flexible segment main body B21, and exterior panel B2 and inside panel are respectively as flexibility
The outer wall and inwall of section of jurisdiction main body B21.Along the side parallel to outer floor B4 inside the steel frame of flexible segment main body B21
To inner rib plate B5 is further respectively had, the inner rib plate B5 is perpendicular to floor E18 and floor F19, and inner rib plate B5 is arranged at floor
E18 and floor F19 junctions.
Wherein, outer floor A3, inner rib plate A13, floor E18 and floor F19 being longitudinally arranged along shield tunnel, i.e., along figure
2 cross-wise direction arrangement；
The periphery of exterior panel A1 and exterior panel B2 along shield tunnel is circumferentially disposed；
Outer floor B4, inner rib plate B5 and outer floor C6 are vertically arranged along the ring of shield tunnel；
Floor D17 is annular plate, its connection inner rib plate B5 and outer floor C6, and floor D17 is arranged in the flexible pipe
The gap outside of piece main body A 20 and flexible segment main body B21, and positioned at the inner side of the inner rib plate A13.
Hermetic seal structure is additionally provided between the flexible segment main body A 20 and flexible segment main body B21.
The power transmission rod is made up of two bearing bolts 10, yielding rubber 8 and steel bushing 9, wherein, two bearing bolts 10
Head be separately fixed in flexible segment main body A 20 and flexible segment main body B21, between the afterbody of two bearing bolts 10 lead to
Cross yielding rubber 8 to connect, outside described two bearing bolts 10 and yielding rubber 8 steel bushing 9 is cased with；On the bearing bolt 10
External screw thread is provided with, the female thread matched with external screw thread on the bearing bolt 10 is provided with inside the steel bushing 9.
The hermetic seal structure includes twice M shape waterstop 11 and expanded rubber 16, and the expanded rubber 16 is arranged at
The gap outside of flexible segment main body A 20 and flexible segment main body B21, the twice M shape waterstop 11 is arranged at inner rib plate A13
Inner side, and twice M shape waterstop 11 is arranged in the both sides of the power transmission rod, the two ends point of the twice M shape waterstop 11
Not Tong Guo fixing bolt 7 be fixed on the outer floor C6 of the outer floor B4 of flexible segment main body A 20 and flexible segment main body B21.
The two ends of twice M shape waterstop 11 are provided with outside angle steel 12, and the angle steel 12 with the junction of fixing bolt 7 and are surrounded by rubber
Protective layer.
The inner side two ends of the expanded rubber 16 are provided with altogether three pieces of gripper shoes 14, and one of gripper shoe 14 fixes inner rib plate B5
On, in addition two pieces of gripper shoes are fixed on the floor D17 by supporting backing plate 15, while by supporting backing plate 15 and internal-rib
Plate A13 is fixedly connected.
The material of M shape waterstops is neoprene.
Specifically, exterior panel A1, the curved inner radius of exterior panel B2 are Ф 4810mm, and thickness 16mm, curved angle is 72 degree；
Floor D17 is annular, and internal diameter is Ф 4680mm, and thickness 16mm, curved angle is 72 degree；
Outer floor B4, inner rib plate B5, outer floor C6 are annular, and internal diameter is Ф 4250mm, thickness 16mm；
Bearing bolt 10 is diameter M24 bolts；Steel bushing 9 is the steel pipe of internal diameter Φ 51 × 4；
The material that the steel plate, bolt are adopted is carbon steel plate；
The flexible segment is connected by the curved bolts of M24 with adjacent common section of jurisdiction；
The present embodiment can guarantee that stability, the sealing of shield tunnel flexible segment when there is 30mm axial deflections.
This utility model simple structure, can be easy to site operation in factory process, Assembling.
Preferred embodiment of the present utility model is the foregoing is only, this utility model is not limited to, for this
For the technical staff in field, this utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle
Within, any modification, equivalent substitution and improvements made etc. should be included within protection domain of the present utility model.
Claims (8)
1. a kind of shield tunnel flexible segment, it is characterised in that include：Flexible segment main body A (20) and flexible segment main body B
(21), connected by power transmission rod and power transmission between the flexible segment main body A (20) and flexible segment main body B (21), it is described soft
Hermetic seal structure is additionally provided between property section of jurisdiction main body A (20) and flexible segment main body B (21)；
The power transmission rod is made up of two bearing bolts (10), yielding rubber (8) and steel bushing (9), wherein, two bearing bolts
(10) head is separately fixed in flexible segment main body A (20) and flexible segment main body B (21), two bearing bolts (10)
Connected by yielding rubber (8) between afterbody, outside described two bearing bolts (10) and yielding rubber (8) steel bushing is cased with
(9)；
The hermetic seal structure includes twice M shape waterstop (11) and expanded rubber (16), and the expanded rubber (16) is arranged
In the gap outside of flexible segment main body A (20) and flexible segment main body B (21), twice M shape waterstop (11) the difference cloth
Put in the both sides of the power transmission rod, and the two ends of the twice M shape waterstop (11) be fixed on by fixing bolt (7) respectively it is soft
In property section of jurisdiction main body A (20) and flexible segment main body B (21).
2. shield tunnel flexible segment according to claim 1, it is characterised in that the flexible segment main body A (20) and
Flexible segment main body B (21) is along the longitudinally connected of shield tunnel.
3. shield tunnel flexible segment according to claim 1, it is characterised in that the flexible segment main body A (20) and
Flexible segment main body B (21) is that the steel frame that is welded into by steel plate of outside, internal casting concrete are constituted.
4. shield tunnel flexible segment according to claim 3, it is characterised in that
The steel frame of the flexible segment main body A (20) is by exterior panel A (1), outer floor A (3), outer floor B (4) and inner rib plate
A (13) is welded；
The steel frame of flexible segment main body B (21) is by exterior panel B (2), outer floor B (4), inner rib plate B (5), outer floor C
(6), floor D (17), floor E (18) and floor F (19) are welded；
Wherein, outer floor A (3), inner rib plate A (13), floor E (18) and floor F (19) being longitudinally arranged along shield tunnel；
The periphery of exterior panel A (1) and exterior panel B (2) along shield tunnel is circumferentially disposed；
Outer floor B (4), inner rib plate B (5) and outer floor C (6) are vertically arranged along the ring of shield tunnel；
Floor D (17) connections inner rib plate B (5) and outer floor C (6), and floor D (17) is arranged in the flexible segment main body A
(20) and on the outside of the gap of flexible segment main body B (21).
5. shield tunnel flexible segment according to claim 4, it is characterised in that the twice M shape waterstop (11)
Two ends are fixed on respectively outer floor B (4) and flexible segment main body B (21) of flexible segment main body A (20) by fixing bolt (7)
Outer floor C (6) on.
6. shield tunnel flexible segment according to claim 4, it is characterised in that expanded rubber (16) inner side two ends
Three pieces of gripper shoes (14) are provided with altogether, and on fixed inner rib plate B (5) of one of gripper shoe (14), in addition two pieces of gripper shoes are by propping up
Stake pad plate (15) is fixed on the floor D (17).
7. shield tunnel flexible segment according to claim 1, it is characterised in that the bearing bolt (10) is provided with outer
Screw thread, inside the steel bushing (9) female thread matched with external screw thread on the bearing bolt (10) is provided with.
8. shield tunnel flexible segment according to claim 1, it is characterised in that the twice M shape waterstop (11)
Two ends are provided with outside angle steel (12), and the angle steel (12) with the junction of fixing bolt (7) and are surrounded by rubber cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621179968.6U CN206158765U (en) | 2016-10-27 | 2016-10-27 | Flexible section of jurisdiction of shield tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621179968.6U CN206158765U (en) | 2016-10-27 | 2016-10-27 | Flexible section of jurisdiction of shield tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206158765U true CN206158765U (en) | 2017-05-10 |
Family
ID=58656517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621179968.6U Active CN206158765U (en) | 2016-10-27 | 2016-10-27 | Flexible section of jurisdiction of shield tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206158765U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106351676A (en) * | 2016-10-27 | 2017-01-25 | 中国石油天然气集团公司 | Flexible segment for shield tunnel |
-
2016
- 2016-10-27 CN CN201621179968.6U patent/CN206158765U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106351676A (en) * | 2016-10-27 | 2017-01-25 | 中国石油天然气集团公司 | Flexible segment for shield tunnel |
| CN106351676B (en) * | 2016-10-27 | 2018-12-25 | 中国石油天然气集团公司 | A kind of shield tunnel flexible segment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100007 Beijing, Dongzhimen, North Street, No. 9, No. Co-patentee after: China Petroleum Pipeline Engineering Co.,Ltd. Patentee after: CHINA NATIONAL PETROLEUM Corp. Address before: 100007 Beijing, Dongzhimen, North Street, No. 9, No. Co-patentee before: China Petroleum Pipeline Engineering Co.,Ltd. Patentee before: China National Petroleum Corp. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190905 Address after: 100007 Beijing, Dongzhimen, North Street, No. 9, No. Co-patentee after: China Petroleum Pipeline Engineering Co.,Ltd. Patentee after: CHINA NATIONAL PETROLEUM Corp. Co-patentee after: CHINA PETROLEUM PIPELINE ENGINEERING Corp. Address before: 100007 Beijing, Dongzhimen, North Street, No. 9, No. Co-patentee before: China Petroleum Pipeline Engineering Co.,Ltd. Patentee before: CHINA NATIONAL PETROLEUM Corp. |