CN104763441A - Longitudinal joint connector for duct piece of shield tunnel - Google Patents
Longitudinal joint connector for duct piece of shield tunnel Download PDFInfo
- Publication number
- CN104763441A CN104763441A CN201510052438.9A CN201510052438A CN104763441A CN 104763441 A CN104763441 A CN 104763441A CN 201510052438 A CN201510052438 A CN 201510052438A CN 104763441 A CN104763441 A CN 104763441A
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- longitudinal
- joint
- longitudinal joint
- shield tunnel
- jurisdiction
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- 230000007704 transition Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 238000012384 transportation and delivery Methods 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 239000007787 solid Substances 0.000 abstract 2
- 230000005641 tunneling Effects 0.000 abstract 1
- 238000005452 bending Methods 0.000 description 7
- 230000008719 thickening Effects 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 208000034423 Delivery Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Classifications
-
- 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
- E21D11/083—Methods or devices for joining adjacent concrete segments
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention provides a longitudinal joint connector for a duct piece of a shield tunnel, and belongs to the technical field of a shield tunnel. The longitudinal joint connector comprises a duct piece body; the duct piece body comprises a duct piece solid part which is a first part and a solid part which is a second part, the first part is located on the longitudinal joint end part of the duct piece and is as thick as the longitudinal joint body, and the second part extends to the inside part of a duct piece ring from at least a part of inside edge of the first part. The duct piece body further comprises a longitudinal joint connecting hole and a longitudinal joint connecting piece, wherein the shape of the longitudinal joint connecting piece is matched with the shape of the longitudinal joint connecting hole, and a distance between the center of the longitudinal joint connecting hole and a stressed stretching side of the duct piece on a connection is less than that of a stressed side. The longitudinal joint connector provided by the invention is simple to process and lower in cost, is applicable to an existing shield tunneling machine without the need of changing the outer diameter of the duct piece, and the influence on the cost of the whole engineering is not high; furthermore, the longitudinal joint connector can be applied to any shield tunnel, including a road shield tunnel, a metro shield tunnel, a Chinese shield tunnel, other shield tunnels for water delivery or pipes and the like.
Description
Technical field
The invention belongs to shield tunnel technical field, relate to a kind of duct piece connector, especially a kind of Longitudinal Joint between Segments joint.
Background technology
The bending rigidity of existing duct pieces of shield tunnel longitudinal seam joint is little, and when being out of shape, longitudinal seam joint very easily breakage occurs, and longitudinal seam joint is the weakest link in shield tunnel lateral deformation process.
Meanwhile, in the section of jurisdiction of existing shield tunnel, a longitudinal seam joint is identical with the bolt position opening longitudinal seam joint outside section of jurisdiction, and does not consider the impact of different open configuration butt joint bending rigidity.And in fact, when opening in Longitudinal Joint between Segments joint with outer, concrete compression district is respectively outside and inner side.
In addition, existing shield tunnel is when designing, in order to improve overall non-deformability, all section of jurisdiction integral thickness is strengthened, which thereby enhance cost, and consider the requirement of using function to shield tunnel construction gauge, when section of jurisdiction enlarged in thickness, section of jurisdiction enlarged in thickness can only be carried out by the external diameter increasing section of jurisdiction ring, cause corresponding shield machine model to there has also been new requirement thus.
Summary of the invention
The object of the present invention is to provide a kind of bending rigidity large and lower-cost duct pieces of shield tunnel longitudinal seam joint.
In order to achieve the above object, solution of the present invention is:
A kind of duct pieces of shield tunnel longitudinal seam joint, comprises section of jurisdiction body; Described section of jurisdiction body comprises and is positioned at longitudinal joint end, the place section of jurisdiction entity part equal with the thickness of section of jurisdiction, place main body and Part I, and the entity part extended inside the ring of section of jurisdiction, place from least part of inside edge of Part I and Part II; Described section of jurisdiction body also comprises longitudinal joint connecting hole and the longitudinal seam connecting component with described longitudinal joint connecting hole form fit; Described in junction, to section of jurisdiction, place, stressed distance of opening side is less than the distance of compression-side at the center of longitudinal joint connecting hole.
Described in junction the center of longitudinal joint connecting hole to section of jurisdiction, place stressed distance of opening side be the 2/7-3/7 of the thickness of Part I doubly.
Described longitudinal joint connecting hole is longitudinal joint link bolt hole; Described longitudinal seam connecting component is longitudinal joint connecting bolt.
The thickness of Part II requires according to the gauge in tunnel and determines.
Part II has transition portion in the one end away from longitudinal joint, from the one end away from longitudinal joint, increase to thickness needed for Part II gradually along to the thickness of transition portion described in the direction near longitudinal joint one end from zero; Thickness needed for described Part II is 1/4-2/3 times of the thickness of Part I.
The hoop scope of Part II is 8 °-10 °, and described hoop scope is section of jurisdiction ring central angles corresponding to the two ends of Part II.
When described duct pieces of shield tunnel longitudinal seam joint is placed in the position of bearing interior Zhang Shouli, described in junction, the distance of the center of longitudinal joint connecting hole and the inner side of section of jurisdiction, place is 2/7-3/7 times of the thickness of Part I.
When described duct pieces of shield tunnel longitudinal seam joint is placed in the position of bearing outer Zhang Shouli, described in junction, the distance in the center of longitudinal joint connecting hole and the outside of section of jurisdiction, place is 2/7-3/7 times of the thickness of Part I.
Described longitudinal joint link bolt hole is arch screw bolt hole; Described longitudinal joint connecting bolt is arch screw bolt, and the arc shaft curvature of a curve radius of described longitudinal joint connecting bolt is 0.9-1.3 times of the thickness of Part I.
Or described longitudinal joint link bolt hole is straight bolt hole; Described longitudinal joint connecting bolt is straight bolt.
Owing to adopting such scheme, the invention has the beneficial effects as follows: duct pieces of shield tunnel longitudinal seam joint of the present invention need not change the external diameter of section of jurisdiction, only the joint location of section of jurisdiction in inner side must be carried out the adjustment that local thickeies and carries out necessary bolt hole position, thus pressure zone is strengthened when making Longitudinal Joint between Segments joint bear moment of flexure, and pressure zone Resultant force strengthens to the distance of longitudinal joint connecting bolt, thus greatly strengthen the bending rigidity of Longitudinal Joint between Segments joint, and novel shield machine is not needed namely to use existing shield machine to complete shield tunnel construction.As can be seen here, the present invention processes simply, cost is lower and can be suitable for existing shield machine, thus the cost impact of whole engineering is little.The present invention can be applicable to any shield tunnel, comprises the shield tunnel etc. of highway shield tunnel, Shield-bored tunnels, state's iron shield tunnel, other water deliverys or pipeline.
Accompanying drawing explanation
Fig. 1 be the duct pieces of shield tunnel longitudinal joint of first embodiment of the invention open outward joint connect after schematic diagram;
Fig. 2 is the schematic diagram after the interior joint of duct pieces of shield tunnel longitudinal joint of second embodiment of the invention connects.
In accompanying drawing: 101, Part I; 102, Part I; 201, section of jurisdiction waterproof sealing gasket; 202, section of jurisdiction waterproof sealing gasket; 301, section of jurisdiction circumferential weld link bolt hole; 302, section of jurisdiction circumferential weld link bolt hole; 401, Part II; 402, Part II; 501, longitudinal joint connecting bolt; 502, longitudinal joint connecting bolt; 601, nut; 602, nut.
Detailed description of the invention
Below in conjunction with accompanying drawing illustrated embodiment, the present invention is further illustrated.
The present invention proposes a kind of raising bending rigidity while few duct pieces of shield tunnel longitudinal seam joint is improved to section of jurisdiction cost of production, this Longitudinal Joint between Segments joint is different according to the difference of the stress of present position, and the stress of its present position can be calculated by conventional analysis, comprise outer stress and interior stress.When this duct pieces of shield tunnel longitudinal seam joint must be applied to the position of bearing outer Zhang Shouli, it opens joint outward for longitudinal joint; When this duct pieces of shield tunnel longitudinal seam joint must be applied to the position of bearing interior Zhang Shouli, it is a joint in longitudinal joint.
Fig. 1 shows the structural representation of duct pieces of shield tunnel longitudinal seam joint in first embodiment of the invention, and this longitudinal seam joint is that longitudinal joint opens joint outward.This duct pieces of shield tunnel longitudinal seam joint comprises section of jurisdiction body, section of jurisdiction body comprises and is positioned at longitudinal joint end, the place section of jurisdiction entity part equal with the thickness of section of jurisdiction, place main body and Part I 101 and local thickened portions and Part II 401, and in the application, section of jurisdiction thickness direction refers to the radial direction of section of jurisdiction, place.Part II 401 is the entity part (as Fig. 1, in the present embodiment, Part II 401 is the entity part that section of jurisdiction, place extends from Part I 101 near the sections inner side edge of longitudinal joint one end inside the ring of section of jurisdiction, place) that section of jurisdiction, place extends inside the ring of section of jurisdiction, place from least part of inside edge of Part I 101.Here in order to the straightforward of explanatory note, respectively Part I 101 and Part II 401 are set forth.In fact, Part I 101 with Part II 401 be together with carry out mould and build production, therefore from its entity, both are integral type structure.In Fig. 1, Part I 101 is on dotted line, and Part II 401 is under dotted line, at this dotted line just to showing the position relationship of Part I 101 and Part II 401.As can be seen here, the present invention is relative to Longitudinal Joint between Segments joint common in prior art, carry out in inner side thickening (part of thickening and Part II 401), the size of this thickening requires according to the gauge in tunnel and determines, be generally the 1/4-2/3 of non-thickened area thickness doubly, namely the thickness of Part II 401 is 1/4-2/3 times of the thickness of Part I 101.Part II 401 has transition portion in the one end away from longitudinal joint, desired thickness is increased to along the thickness to this transition portion of direction near longitudinal joint one end gradually from zero from the one end away from longitudinal joint, the thickness of this desired thickness and above-mentioned Part II, is the 1/4-2/3 of the thickness of Part I 101 doubly.In addition, the hoop scope of Part II 401 is 8 °-10 °, the section of jurisdiction ring central angle corresponding to two ends of this hoop scope and Part II 401; Part I 101 gentle transition is to Part II 401.Part II 401 when section of jurisdiction mould is built and Part I 101 1 molding build, and need scientifically configuration reinforcement in Part II 401.
This duct pieces of shield tunnel longitudinal seam joint also comprises the longitudinal joint link bolt hole that is arranged on wherein and the longitudinal joint connecting bolt 501 with this longitudinal joint link bolt hole form fit.In the present embodiment, this longitudinal joint link bolt hole is arc, and longitudinal joint connecting bolt 501 is also arch screw bolt.In this embodiment, because it is applied to the position of section of jurisdiction being born outer Zhang Shouli, namely this duct pieces of shield tunnel longitudinal seam joint is an outer joint, the basis of therefore this longitudinal joint link bolt hole original design in the prior art does not need to change relative to the position outside section of jurisdiction, and namely in junction, the center of this longitudinal joint link bolt hole is 2/7-3/7 times of the thickness of Part I 101 to the distance in the outside of section of jurisdiction, place; Simultaneously, the curvature of this longitudinal joint link bolt hole and aperture and need not change, in the present embodiment, this aperture is 30mm – 50mm, only because local thickening inside joint namely adds Part II 401, this longitudinal joint link bolt hole is carried out corresponding extension according to original curvature.Correspondingly, now longitudinal joint connecting bolt 501 relative to design original in prior art longitudinal joint connecting bolt only to need extension length to arrive corresponding with above-mentioned longitudinal joint link bolt hole.In the present invention, the arc shaft curvature of a curve radius that this longitudinal joint opens connecting bolt outward can be the 0.9-1.3 of the thickness of Part I 101 doubly.In the present invention, this longitudinal joint link bolt hole can be straight bolt hole, and corresponding longitudinal joint connecting bolt can be straight bolt.
In addition, the nut 601 can also found out the section of jurisdiction waterproof sealing gasket 201 be arranged in this duct pieces of shield tunnel longitudinal seam joint, section of jurisdiction circumferential weld link bolt hole 301 in Fig. 1 and be connected on longitudinal joint connecting bolt 501, section of jurisdiction hoop connecting bolt is provided with, this section of jurisdiction circumferential weld link bolt hole 301 and this section of jurisdiction circumferential weld connecting bolt form fit corresponding in this duct pieces of shield tunnel longitudinal seam joint of section of jurisdiction circumferential weld link bolt hole 301.
Fig. 2 shows the structural representation of duct pieces of shield tunnel longitudinal seam joint in second embodiment of the invention, and this longitudinal seam joint is a joint in longitudinal joint.Identical with the first embodiment, the nut 602 that a joint also comprises Part I 102, section of jurisdiction waterproof sealing gasket 202, section of jurisdiction circumferential weld link bolt hole 302, Part II 402, longitudinal joint connecting bolt 502 and is connected on this longitudinal joint connecting bolt 502 in this longitudinal joint, and the structure of each parts and arrange substantially identical with the first embodiment.Same Part I 102 carries out the integral structure that mould builds production together with Part II 402 being, Part I 102 to be in Fig. 2 on dotted line, Part II 402 is under dotted line, and dotted line is only for showing the position relationship between Part I 102 and Part II 402.
With the first embodiment unlike, to the medial movement of section of jurisdiction, place ring on the basis of longitudinal joint link bolt hole original design in the prior art of a joint in this longitudinal joint, identical relative to the position inside section of jurisdiction, place at link position with the longitudinal joint link bolt hole before making this longitudinal joint link bolt hole position inside link position opposed second part 402 and not thickening, in the present embodiment in junction this longitudinal joint link bolt hole center to the distance of the inner side of section of jurisdiction, place be the 2/7-3/7 of the thickness of Part I 102 doubly.Identical with the first embodiment, this longitudinal joint link bolt hole is bent bolt hole, this longitudinal joint connecting bolt 502 is bent bolt, the arc shaft curvature of a curve of this longitudinal joint connecting bolt 502 and radius with not thicken bolt shaft curvature of a curve corresponding in front prior art identical with radius, wherein radius be the 0.9-1.3 of the thickness of Part I 102 doubly.
Equally, when the present invention is joint in longitudinal joint, longitudinal joint link bolt hole also can be straight bolt hole, and correspondingly longitudinal joint connecting bolt can be straight bolt.The position so arranging longitudinal joint link bolt hole and longitudinal joint connecting bolt in the present invention is mainly considered from the bending rigidity of this longitudinal seam joint time stressed, and the moment of flexure that can bear by the longitudinal seam joint of this adjustment longitudinal joint bolt hole position is larger.
Above-mentioned two embodiments are two typical cases of the present invention, its critical difference is the difference of the center of longitudinal joint link bolt hole in junction two lateral extents diametrically to section of jurisdiction, and basic principle is that side is opened at the center of this longitudinal joint link bolt hole in junction distance to section of jurisdiction, place is set to be less than its distance to compression-side.That is, when it bears internal tension, should make to be greater than its distance inside section of jurisdiction in the distance of center outside section of jurisdiction of junction longitudinal joint connecting bolt, such as at the center of junction longitudinal joint connecting hole to the distance of the inner side of section of jurisdiction, place be the 2/7-3/7 of the thickness of Part I doubly; And when it bears outer tension force, should make to be greater than its distance outside section of jurisdiction in the distance of center inside section of jurisdiction of junction longitudinal joint connecting bolt, such as at the center of junction longitudinal joint connecting hole to the distance in the outside of section of jurisdiction, place be the 2/7-3/7 of the thickness of Part I doubly.
In the present invention, in order to meet the requirement of using function to gauge, reasonable Arrangement being carried out to the position of Longitudinal Joint between Segments joint, the requirement of shield tunnel using function to gauge can be adapted to make local inside longitudinal seam joint after thickening.
In sum, duct pieces of shield tunnel longitudinal seam joint of the present invention need not change the external diameter of section of jurisdiction, only the joint location of section of jurisdiction in inner side must be carried out the adjustment that local thickeies and carries out necessary bolt hole position, thus pressure zone is strengthened when making Longitudinal Joint between Segments joint bear moment of flexure, and pressure zone Resultant force strengthens to the distance of longitudinal joint connecting bolt, thus greatly strengthen the bending rigidity of Longitudinal Joint between Segments joint, and novel shield machine is not needed namely to use existing shield machine to complete shield tunnel construction.As can be seen here, the present invention processes simply, cost is lower and can be suitable for existing shield machine, thus reduce further the cost of whole engineering.The present invention can be applicable to any shield tunnel, comprises the shield tunnel etc. of highway shield tunnel, Shield-bored tunnels, state's iron shield tunnel, other water deliverys or pipeline.
Above-mentioned is can understand and apply the invention for ease of those skilled in the art to the description of embodiment.Person skilled in the art obviously easily can make various amendment to these embodiments, and General Principle described herein is applied in other embodiments and need not through performing creative labour.Therefore, the invention is not restricted to embodiment here, those skilled in the art, according to announcement of the present invention, do not depart from improvement that scope makes and amendment all should within protection scope of the present invention.
Claims (10)
1. a duct pieces of shield tunnel longitudinal seam joint, is characterized in that: comprise section of jurisdiction body; Described section of jurisdiction body comprises and is positioned at longitudinal joint end, the place section of jurisdiction entity part equal with the thickness of section of jurisdiction, place main body and Part I, and the entity part extended inside the ring of section of jurisdiction, place from least part of inside edge of Part I and Part II;
Described section of jurisdiction body also comprises longitudinal joint connecting hole and the longitudinal seam connecting component with described longitudinal joint connecting hole form fit; Described in junction, to section of jurisdiction, place, stressed distance of opening side is less than the distance of compression-side at the center of longitudinal joint connecting hole.
2. duct pieces of shield tunnel longitudinal seam joint according to claim 1, is characterized in that: described in junction the center of longitudinal joint connecting hole to section of jurisdiction, place stressed distance of opening side be the 2/7-3/7 of the thickness of Part I doubly.
3. duct pieces of shield tunnel longitudinal seam joint according to claim 1, is characterized in that: described longitudinal joint connecting hole is longitudinal joint link bolt hole; Described longitudinal seam connecting component is longitudinal joint connecting bolt.
4. duct pieces of shield tunnel longitudinal seam joint according to claim 1, is characterized in that: the thickness of Part II requires according to the gauge in tunnel and determines.
5. duct pieces of shield tunnel longitudinal seam joint according to claim 4, it is characterized in that: Part II has transition portion in the one end away from longitudinal joint, from the one end away from longitudinal joint, increase to thickness needed for Part II along to the thickness of transition portion described in the direction near longitudinal joint one end gradually from zero; Thickness needed for described Part II is 1/4-2/3 times of the thickness of Part I.
6. duct pieces of shield tunnel longitudinal seam joint according to claim 1, is characterized in that: the hoop scope of Part II is 8 °-10 °, and described hoop scope is section of jurisdiction ring central angles corresponding to the two ends of Part II.
7. duct pieces of shield tunnel longitudinal seam joint according to claim 2, it is characterized in that: when described duct pieces of shield tunnel longitudinal seam joint is placed in the position of bearing interior Zhang Shouli, described in junction, the distance of the center of longitudinal joint connecting hole and the inner side of section of jurisdiction, place is 2/7-3/7 times of the thickness of Part I.
8. duct pieces of shield tunnel longitudinal seam joint according to claim 2, it is characterized in that: when described duct pieces of shield tunnel longitudinal seam joint is placed in the position of bearing outer Zhang Shouli, described in junction, the distance in the center of longitudinal joint connecting hole and the outside of section of jurisdiction, place is 2/7-3/7 times of the thickness of Part I.
9. duct pieces of shield tunnel longitudinal seam joint according to claim 3, is characterized in that: described longitudinal joint link bolt hole is arch screw bolt hole; Described longitudinal joint connecting bolt is arch screw bolt, and the arc shaft curvature of a curve radius of described longitudinal joint connecting bolt is 0.9-1.3 times of the thickness of Part I.
10. duct pieces of shield tunnel longitudinal seam joint according to claim 3, is characterized in that: described longitudinal joint link bolt hole is straight bolt hole; Described longitudinal joint connecting bolt is straight bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510052438.9A CN104763441B (en) | 2015-02-02 | 2015-02-02 | Longitudinal joint connector for duct piece of shield tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510052438.9A CN104763441B (en) | 2015-02-02 | 2015-02-02 | Longitudinal joint connector for duct piece of shield tunnel |
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| Publication Number | Publication Date |
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| CN104763441A true CN104763441A (en) | 2015-07-08 |
| CN104763441B CN104763441B (en) | 2017-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510052438.9A Active CN104763441B (en) | 2015-02-02 | 2015-02-02 | Longitudinal joint connector for duct piece of shield tunnel |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106703830A (en) * | 2016-11-11 | 2017-05-24 | 中铁二院工程集团有限责任公司 | Shield segment lining connector structure with limiting function |
| CN107012886A (en) * | 2017-04-07 | 2017-08-04 | 中交第二航务工程局有限公司 | Using the assembled pipe gallery that the burst of gradient concrete is prefabricated |
| CN107120126A (en) * | 2017-05-25 | 2017-09-01 | 镇江巨能电气有限公司 | A kind of shield prefabricated pipe section attachment structure |
| CN107620598A (en) * | 2017-09-01 | 2018-01-23 | 同济大学 | A kind of shield tunnel lining segment and its reinforcement means |
| CN108386213A (en) * | 2018-04-23 | 2018-08-10 | 同济大学 | A kind of duct pieces of shield tunnel Varying-thickness steel loop |
| CN114411455A (en) * | 2021-11-26 | 2022-04-29 | 同济大学 | Fully-prefabricated assembled tramcar pile plate structure roadbed and construction method thereof |
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| CN102278126A (en) * | 2011-04-29 | 2011-12-14 | 中铁第四勘察设计院集团有限公司 | Force testing method for connecting bolt of duct pieces in shield tunnel |
| CN103775101A (en) * | 2014-01-10 | 2014-05-07 | 同济大学 | Shield tunnel duct piece structure and shield tunnel lining with same |
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2015
- 2015-02-02 CN CN201510052438.9A patent/CN104763441B/en active Active
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| JPH11173093A (en) * | 1997-12-10 | 1999-06-29 | Kajima Corp | Resin-coated composite segment provided with draining function |
| CN102278126A (en) * | 2011-04-29 | 2011-12-14 | 中铁第四勘察设计院集团有限公司 | Force testing method for connecting bolt of duct pieces in shield tunnel |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106703830A (en) * | 2016-11-11 | 2017-05-24 | 中铁二院工程集团有限责任公司 | Shield segment lining connector structure with limiting function |
| CN106703830B (en) * | 2016-11-11 | 2019-04-12 | 中铁二院工程集团有限责任公司 | A kind of shield duct piece lining joint construction with limit function |
| CN107012886A (en) * | 2017-04-07 | 2017-08-04 | 中交第二航务工程局有限公司 | Using the assembled pipe gallery that the burst of gradient concrete is prefabricated |
| CN107012886B (en) * | 2017-04-07 | 2019-01-22 | 中交第二航务工程局有限公司 | Using the assembled pipe gallery that the fragment of gradient concrete is prefabricated |
| CN107120126A (en) * | 2017-05-25 | 2017-09-01 | 镇江巨能电气有限公司 | A kind of shield prefabricated pipe section attachment structure |
| CN107120126B (en) * | 2017-05-25 | 2019-06-11 | 镇江巨能电气有限公司 | A kind of shield prefabricated pipe section connection structure |
| CN107620598A (en) * | 2017-09-01 | 2018-01-23 | 同济大学 | A kind of shield tunnel lining segment and its reinforcement means |
| CN108386213A (en) * | 2018-04-23 | 2018-08-10 | 同济大学 | A kind of duct pieces of shield tunnel Varying-thickness steel loop |
| CN108386213B (en) * | 2018-04-23 | 2024-05-31 | 同济大学 | Variable-thickness steel ring of shield tunnel segment |
| CN114411455A (en) * | 2021-11-26 | 2022-04-29 | 同济大学 | Fully-prefabricated assembled tramcar pile plate structure roadbed and construction method thereof |
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|---|---|
| CN104763441B (en) | 2017-04-12 |
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