CN104500114B - Metro built by mining method transverse passage-way temporary support system - Google Patents

Metro built by mining method transverse passage-way temporary support system Download PDF

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Publication number
CN104500114B
CN104500114B CN201410811417.6A CN201410811417A CN104500114B CN 104500114 B CN104500114 B CN 104500114B CN 201410811417 A CN201410811417 A CN 201410811417A CN 104500114 B CN104500114 B CN 104500114B
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CN
China
Prior art keywords
way
transverse passage
preliminary bracing
portal
support
Prior art date
Application number
CN201410811417.6A
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Chinese (zh)
Other versions
CN104500114A (en
Inventor
周帅
唐勇
Original Assignee
中国建筑第四工程局有限公司
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Application filed by 中国建筑第四工程局有限公司 filed Critical 中国建筑第四工程局有限公司
Priority to CN201410811417.6A priority Critical patent/CN104500114B/en
Publication of CN104500114A publication Critical patent/CN104500114A/en
Application granted granted Critical
Publication of CN104500114B publication Critical patent/CN104500114B/en

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    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D19/00Provisional protective covers for working space

Abstract

The invention discloses a kind of metro built by mining method transverse passage-way temporary support system, this temporary support system is made up of upper transverse passage-way portal preliminary bracing structure, lower transverse passage-way portal preliminary bracing structure, rear upper portal profile steel frame, front upper portal profile steel frame, rear transverse passage-way preliminary bracing structure, front transverse passage-way preliminary bracing structure, rear support wall, front support wall, rear lower portal profile steel frame and front lower portal profile steel frame.Compared with the existing, on the one hand the metro built by mining method transverse passage-way temporary support system of present invention protection guarantees construction safety, on the other hand easy construction, reasonable stress.

Description

Metro built by mining method transverse passage-way temporary support system
Technical field
The present invention relates to particularly to a kind of metro built by mining method transverse passage-way temporary support system.
Background technology
Metro using mining method bored tunnel passes through shaft excavation transverse passage-way, then is performing the horizontal logical of preliminary bracing Excavating main track tunnel in road, therefore face in transverse passage-way and repeatedly excavate, stress transmission is complicated, impact construction peace Entirely.
Summary of the invention
The purpose of the present invention is that a kind of metro built by mining method transverse passage-way temporary support system of offer, this subway On the one hand bored tunnel transverse passage-way temporary support system guarantees construction safety, on the other hand easy construction, stress Rationally.
The technical scheme is that a kind of metro built by mining method transverse passage-way temporary support system, this is interim Support system is by upper transverse passage-way portal preliminary bracing structure, lower transverse passage-way portal preliminary bracing structure, go up hole afterwards Door profile steel frame, front upper portal profile steel frame, rear transverse passage-way preliminary bracing structure, front transverse passage-way preliminary bracing Structure, rear support wall, front support wall, rear lower portal profile steel frame and front lower portal profile steel frame composition, institute State rear support wall to be connected with described rear transverse passage-way preliminary bracing structure, described front support wall and described front transverse passage-way Preliminary bracing structure is connected, described upper transverse passage-way portal preliminary bracing structure and lower transverse passage-way portal preliminary bracing Structure be respectively provided with in the rear transverse passage-way preliminary bracing structure and front transverse passage-way preliminary bracing superstructure and Lower section, described after upper portal profile steel frame be arranged on described upper transverse passage-way portal preliminary bracing structure and described after In the middle of transverse passage-way preliminary bracing structure, described front upper portal profile steel frame is arranged at the beginning of described upper transverse passage-way portal In the middle of phase supporting construction and described front transverse passage-way preliminary bracing structure, described rear lower portal profile steel frame is arranged on In the middle of described lower transverse passage-way portal preliminary bracing structure and described rear transverse passage-way preliminary bracing structure, described front lower Portal profile steel frame is arranged on described lower transverse passage-way portal preliminary bracing structure and the described front transverse passage-way initial stage props up In the middle of protection structure.
As preferably, described rear support wall is concrete rear support wall.
As preferably, described concrete rear support wall is formed by anchor tube and Spraying of reinforcement mat with concrete.
As preferably, described front support wall is concrete front support wall.
As preferably, described concrete front support wall is formed by anchor tube and Spraying of reinforcement mat with concrete.
As preferably, described temporary support system is upper grid steel frame set arch, front upper grid steel frame set after also including Arch, rear Under The Grille steelframe set arch and front lower grid steel frame set arch.
As preferably, described rear upper grid steel frame set arch is arranged on described upper transverse passage-way portal preliminary bracing structure And between described rear support wall, described before upper grid steel frame set arch be arranged on the described upper transverse passage-way portal initial stage and prop up Between protection structure and described front support wall, described rear Under The Grille steelframe set arch is arranged on described lower transverse passage-way portal Between preliminary bracing structure and described rear support wall, described front lower grid steel frame set arch is arranged on described lower horizontal logical Between road portal preliminary bracing structure and described front support wall.
As preferably, set respectively in described rear transverse passage-way preliminary bracing structure and front transverse passage-way preliminary bracing structure It is equipped with anchor tube.
Compared with prior art, the beneficial effects of the present invention is:
The present invention after the metro built by mining method transverse passage-way, due to rear support wall, front support wall respectively with rear horizontal stroke Passage preliminary bracing structure and front transverse passage-way preliminary bracing structure comprehensive engagement stress, therefore stress more adduction Reason.Again owing to being respectively arranged with anchor in rear transverse passage-way preliminary bracing structure and front transverse passage-way preliminary bracing structure Pipe, therefore can effectively suppress clearance convergence in transverse passage-way.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
As it is shown in figure 1, a kind of metro built by mining method transverse passage-way temporary support system, this temporary support system by Upper transverse passage-way portal preliminary bracing structure 1, lower transverse passage-way portal preliminary bracing structure 2, rear upper portal shaped steel Steelframe 3, front upper portal profile steel frame 4, rear transverse passage-way preliminary bracing structure 7, front transverse passage-way preliminary bracing knot Structure 8, rear support wall 9, front support wall 10, rear lower portal profile steel frame 5 and front lower portal profile steel frame 6 Composition.
Rear support wall 9 is connected with rear transverse passage-way preliminary bracing structure 7, at the beginning of front support wall 10 and front transverse passage-way Phase supporting construction 8 is connected, upper transverse passage-way portal preliminary bracing structure 1 and lower transverse passage-way portal preliminary bracing knot Structure 2 be separately positioned on above rear transverse passage-way preliminary bracing structure 7 and front transverse passage-way preliminary bracing structure 8 and under Side, rear upper portal profile steel frame 3 is arranged on transverse passage-way portal preliminary bracing structure 1 and rear transverse passage-way initial stage In the middle of supporting construction 7, front upper portal profile steel frame 4 is arranged on transverse passage-way portal preliminary bracing structure 1 on 4 In the middle of front transverse passage-way preliminary bracing structure 8, rear lower portal profile steel frame 5 is arranged at the beginning of lower transverse passage-way portal In the middle of phase supporting construction 2 and rear transverse passage-way preliminary bracing structure 7, front lower portal profile steel frame 6 is arranged on down In the middle of transverse passage-way portal preliminary bracing structure 2 and front transverse passage-way preliminary bracing structure 8.
Temporary support system upper grid steel frame set arch 11 after also including, front upper grid steel frame set arch 12, rear under Grid steel frame set arch 13 and front lower grid steel frame set arch 14.Rear upper grid steel frame set arch 11 is arranged on horizontal logical Between road portal preliminary bracing structure 1 and rear support wall 9, front upper grid steel frame set arch 12 is arranged on horizontal stroke Between passage portal preliminary bracing structure 1 and front support wall 10, rear Under The Grille steelframe set arch 13 is arranged on down Between transverse passage-way portal preliminary bracing structure 2 and rear support wall 9, front lower grid steel frame set arch 14 is arranged on Between lower transverse passage-way portal preliminary bracing structure 2 and front support wall 10.
It is respectively arranged with anchor tube in rear transverse passage-way preliminary bracing structure 7 and front transverse passage-way preliminary bracing structure 8 15。
Rear support wall 9 is concrete rear support wall, and front support wall 10 is concrete front support wall.Rear support Wall 9 and front support wall 10 are all formed by anchor tube 15 and bar-mat reinforcement (being not drawn in figure) gunite concrete.
Anchor tube 15 is grouting anchor pile.

Claims (8)

1. a metro built by mining method transverse passage-way temporary support system, it is characterised in that: this temporary support system By upper transverse passage-way portal preliminary bracing structure, lower transverse passage-way portal preliminary bracing structure, rear upper portal shaped steel steel Frame, front upper portal profile steel frame, rear transverse passage-way preliminary bracing structure, front transverse passage-way preliminary bracing structure, after Knee wall, front support wall, rear lower portal profile steel frame and front lower portal profile steel frame composition, described rear support Wall is connected with described rear transverse passage-way preliminary bracing structure, described front support wall and described front transverse passage-way preliminary bracing Structure is connected, and described upper transverse passage-way portal preliminary bracing structure and lower transverse passage-way portal preliminary bracing structure are respectively Transverse passage-way preliminary bracing structure and front transverse passage-way preliminary bracing superstructure and lower section in the rear are set, described Rear upper portal profile steel frame is arranged at the beginning of described upper transverse passage-way portal preliminary bracing structure and described rear transverse passage-way In the middle of phase supporting construction, described front upper portal profile steel frame is arranged on described upper transverse passage-way portal preliminary bracing knot In the middle of structure and described front transverse passage-way preliminary bracing structure, described rear lower portal profile steel frame is arranged on described lower horizontal stroke In the middle of passage portal preliminary bracing structure and described rear transverse passage-way preliminary bracing structure, described front lower portal shaped steel Steelframe is arranged in described lower transverse passage-way portal preliminary bracing structure and described front transverse passage-way preliminary bracing structure Between.
Metro built by mining method transverse passage-way temporary support system the most according to claim 1, it is characterised in that: Described rear support wall is concrete rear support wall.
Metro built by mining method transverse passage-way temporary support system the most according to claim 2, it is characterised in that: Described concrete rear support wall is formed by anchor tube and Spraying of reinforcement mat with concrete.
Metro built by mining method transverse passage-way temporary support system the most according to claim 1, it is characterised in that: Described front support wall is concrete front support wall.
Metro built by mining method transverse passage-way temporary support system the most according to claim 4, it is characterised in that: Described concrete front support wall is formed by anchor tube and Spraying of reinforcement mat with concrete.
Metro built by mining method transverse passage-way temporary support system the most according to claim 1, it is characterised in that: Described temporary support system is upper grid steel frame set arch, front upper grid steel frame set arch, rear Under The Grille steel after also including Frame set arch and front lower grid steel frame set arch.
Metro built by mining method transverse passage-way temporary support system the most according to claim 6, it is characterised in that: After described, upper grid steel frame set arch is arranged on described upper transverse passage-way portal preliminary bracing structure and described rear support Between wall, described front upper grid steel frame set arch is arranged on described upper transverse passage-way portal preliminary bracing structure with described Between front support wall, described rear Under The Grille steelframe set arch is arranged on described lower transverse passage-way portal preliminary bracing structure And between described rear support wall, described front lower grid steel frame set arch is arranged on the described lower transverse passage-way portal initial stage and props up Between protection structure and described front support wall.
Metro built by mining method transverse passage-way temporary support system the most according to claim 1, it is characterised in that: It is respectively arranged with anchor tube in described rear transverse passage-way preliminary bracing structure and front transverse passage-way preliminary bracing structure.
CN201410811417.6A 2014-12-19 2014-12-19 Metro built by mining method transverse passage-way temporary support system CN104500114B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410811417.6A CN104500114B (en) 2014-12-19 2014-12-19 Metro built by mining method transverse passage-way temporary support system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410811417.6A CN104500114B (en) 2014-12-19 2014-12-19 Metro built by mining method transverse passage-way temporary support system

Publications (2)

Publication Number Publication Date
CN104500114A CN104500114A (en) 2015-04-08
CN104500114B true CN104500114B (en) 2016-11-30

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110566237B (en) * 2019-09-16 2021-01-26 北京市市政四建设工程有限责任公司 Subway interval stop line large section undercut construction is first propped up into hole reinforced structure

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CN102042019B (en) * 2010-11-11 2012-12-19 中铁十三局集团第四工程有限公司 Two-stair five-step excavation construction method for shallow-buried large-span soft plastic clay tunnel
CN202140098U (en) * 2011-07-22 2012-02-08 中铁十一局集团有限公司 Large soft rock deformation tunnel supporting structure based on controllable deformation release
US20130051931A1 (en) * 2011-08-26 2013-02-28 Erik Denver Impact resistant cambered lagging element
CN102758632B (en) * 2012-07-19 2014-10-29 中铁隧道集团有限公司 Rock stratum double initial support layering method for establishing large-scale underground structure
CN204492851U (en) * 2014-12-19 2015-07-22 中国建筑第四工程局有限公司 Metro built by mining method transverse passage-way temporary support component

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Granted publication date: 20161130

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