CN105927252A - Method for transforming large-section underground spatial structural systems by means of rectangular jacking pipe excavation - Google Patents

Method for transforming large-section underground spatial structural systems by means of rectangular jacking pipe excavation Download PDF

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Publication number
CN105927252A
CN105927252A CN201610413824.0A CN201610413824A CN105927252A CN 105927252 A CN105927252 A CN 105927252A CN 201610413824 A CN201610413824 A CN 201610413824A CN 105927252 A CN105927252 A CN 105927252A
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China
Prior art keywords
permanent
pipe
jacking
rectangular
construction
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CN201610413824.0A
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Chinese (zh)
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CN105927252B (en
Inventor
张俊岱
吕剑英
倪伟伟
黄伟
张总纲
张虎
朱勇士
张超东
严清
严一清
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中铁隧道勘测设计院有限公司
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Publication of CN105927252A publication Critical patent/CN105927252A/en
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    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D13/00Large underground chambers; Methods or apparatus for making them

Abstract

The invention belongs to the field of underground engineering, and particularly relates to a method for transforming large-section underground spatial structural systems by means of rectangular jacking pipe excavation. The method is characterized by comprising steps of setting building limit and building layout and designing permanent structural systems; dividing the permanent structural systems and setting sections of rectangular jacking pipes; designing transformation of jacking pipe structural systems to the permanent structural systems; designing detail structures of pipe joints, work wells and construction procedures; applying the work wells; carrying out jacking construction on the jacking pipes; transforming jacking pipe structures into the permanent structural systems; applying accessory structures, mounting and decorating equipment and completing construction. The method has the advantages that the feasibility of subsurface excavation underground large-space mechanical construction under shallow soil covering conditions can be guaranteed, key technical support can be provided for developing underground large-space construction by the aid of the small-section rectangular jacking pipes, and powerful promotion effects can be realized for application and popularization of rectangular jacking pipe processes in the field of underground engineering; the method is free of engineering scale constraints and is wide in applicability.

Description

One utilizes rectangular top pipe to excavate big cross section underground space structure transforming methods of structural system

Technical field

The invention belongs to underground engineering field, particularly relate to a kind of Program for structural Transformation method utilizing light section rectangular top pipe to carry out underground large space construction.

Background technology

Documents and materials show, rectangular top pipe, as a kind of tunneling mechanical execution method being applicable to shallow earthing, has that scetion utilization is high, speed of application is fast, safe and reliable, the feature of economical rationality.Development in recent years is rapid, is widely applied in the engineerings such as city planting ductwork, underpass, municipal tunnel.Development along with city, requirement to underground space development is more and more higher, not only on exploitation scale, demand constantly increases, require that underground space development is tried one's best few to affect traffic, produce, live and reduce removal simultaneously, take the mode difficulty the most technically constantly increasing push pipe section can be increasing, speed of application, safety and economy also can be more and more lower, lose the competitiveness of rectangular top pipe technology.Therefore, it is necessary to work out a kind of new construction method, utilize light section rectangular top pipe to carry out big cross section underground space construction, solve the problems referred to above.

Summary of the invention

In order to solve above-mentioned technical problem, the invention provides a kind of Program for structural Transformation method utilizing light section rectangular top pipe to carry out big cross section underground space construction, circulate by the way of " dismounting movable part-set up permanent structure system-dismounting inner tube nodule structure " inside little push pipe and carry out Program for structural Transformation, it is achieved the method for big cross section underground space construction.

The technical solution adopted in the present invention is:

One utilizes rectangular top pipe to excavate big cross section underground space structure transforming methods of structural system, it is characterised in that comprise the following steps:

(1) under base area, space layout and building function require to draft track clearance and architectural composition, design permanent structure system;

(2) permanent structure system is designed segmentation, drafts rectangular top pipe section;

(3) jacking pipe structure system designs to permanent structure system transform;

(4) tube coupling detail structure, active well and design of construction procedure;

(5) active well is performed;

(6) push pipe jacking construction;

(7) jacking pipe structure system transform to permanent structure is carried out;

(8) perform accessory structure, equipment is installed and finishing, and construction completes.

In described step (2), permanent structure system being divided into multiple tube coupling unit, described tube coupling unit seaming position is avoided permanent structure system central sill, center pillar, is extended vertically through plate, mid-board in permanent structure system.

Being provided with connecting groove or jointing on tube coupling joint standard component in the jacking pipe joints used in described step (3), the jointing of described jacking pipe joints is arranged in the connecting groove of adjacent jacking pipe joints, thus is linked together by adjacent jacking pipe joints.

Described connecting groove is level to connecting groove or vertical connecting groove, and described jointing is that level is to jointing or vertical jointing.

The invention have the benefit that

1, the present invention propose rectangular top pipe zero spacing arrangement and method for construction and Program for structural Transformation method, ensure that the feasibility of shallow earthing tunneling underground large space mechanical execution, for using the large space construction of light section rectangular top pipe excavation underground to provide key technology support, rectangular top tube method will be played strong facilitation in the application of underground engineering field;

2, the method that the present invention provides is not limited by project scale, and adjustment push pipe can be used to arrange to realize the Underground Space Excavation of different scales have wide applicability;

3, during underground space development on traffic, produce, impact of living little, effectively reduce removal, in work progress, technical difficulty is smaller, and speed of application is fast, and safety and economy are high, substantially increase the technological competitiveness of rectangular top pipe;

4, the present invention is a kind of construction method that underground engineering field utilizes light section rectangular top pipe excavation large space, can be applicable in the underground engineering constructions such as municipal tunnel, underground pedestrian passageway, basement, subterranean commercial area, piping lane, be particularly suited for heavy traffic section, neighbouring or under wear architecture construction.

Accompanying drawing explanation

Fig. 1 is the permanent structure system schematic diagram drafted according to basement track clearance in the embodiment of the present invention 1;

Fig. 2 is that in the embodiment of the present invention 1, permanent structure system splits schematic diagram by the design of push pipe unit;

Fig. 3 is jacking pipe joints structure profile diagram in the present invention;

Fig. 4 is tube coupling jacking rear jacking pipe structure system schematic diagram in place in the embodiment of the present invention 1;

Fig. 5 is dismounting local movement component schematic diagram in the embodiment of the present invention 1;

Fig. 6 is to perform permanent structure system floor map in the embodiment of the present invention 1;

Fig. 7 is to perform permanent structure system sectional schematic diagram in the embodiment of the present invention 1;

Fig. 8 is the basement space schematic diagram in the embodiment of the present invention 1 after Program for structural Transformation.

Fig. 9 is the permanent structure system schematic diagram drafted according to municipal tunnel track clearance in the embodiment of the present invention 2;

Figure 10 is that in the embodiment of the present invention 2, permanent structure system splits schematic diagram by the design of push pipe unit;

Figure 11 is the municipal tunnel space schematic diagram in the embodiment of the present invention 2 after Program for structural Transformation.

Figure 12 is the permanent structure system schematic diagram that in the embodiment of the present invention 3, under base area, Commercial Complex track clearance is drafted;

Figure 13 is that in the embodiment of the present invention 3, permanent structure system splits schematic diagram by the design of push pipe unit;

Figure 14 is the underground commerce synthesis space schematic diagram in the embodiment of the present invention 3 after Program for structural Transformation.

Detailed description of the invention

The invention will be further described below in conjunction with the accompanying drawings:

In figure: 1. track clearance, 2. permanent structure base plate, 3. permanent structure bottom girder, 4. permanent structure center pillar, 5. plate in permanent structure, 6. permanent structure central sill, 7. permanent structure top board, 8. permanent structure back timber, 9. terrace and finishing layer, 10. jacking pipe joints unit, 11. tube coupling Vierendeel girders, 12. tube coupling movable parts, 13. joints of segment, 14. tube coupling joint standard components, 15. levels are to connecting groove, 16. levels to jointing, 17. vertical connecting grooves, 18. vertical jointings, 19. sliding rails, 20. mid-boards, 21. side walls, 22. pavement structures.

Embodiment 1:

The present invention coordinates rectangular top pipe construction to use, and as shown in Figures 1 to 8, illustrates signal as a example by selecting two layers of multispan basement structure system:

(1) require to draft track clearance and architectural composition according to basement space layout and building function, design permanent structure system: first under base area, space layout and building function require to draft track clearance 1, plate 5, permanent structure central sill 6, permanent structure top board 7, permanent structure back timber 8, terrace and finishing layer 9 in design permanent structure base plate 2, permanent structure bottom girder 3, permanent structure center pillar 4, permanent structure;

(2) section to permanent structure system is designed segmentation, drafts rectangular top pipe section;

(3) jacking pipe structure system designs to permanent structure system transform: according to the structure section drafted, carry out jacking pipe joints unit 10 to divide, design jacking pipe joints tube coupling Vierendeel girder 11, tube coupling movable part 12, joints of segment 13, tube coupling joint standard component 14, level is to connecting groove 15, level is to jointing 16, vertical connecting groove 17, vertical jointing 18, sliding rail 19 etc., each position tube coupling is assembled according to tube coupling working procedure, middle tube coupling detail structure is completely the same, surrounding tube coupling adjusts the level in tube coupling joint standard component 14 as required to connecting groove 15, level is to jointing 16, vertical connecting groove 17, vertical jointing 18, sliding rail 19 etc.;Wherein, tube coupling joint standard component 14 uses the tube coupling joint standard component 14 of triangle, the level of jacking pipe joints is arranged at the level being adjacent jacking pipe joints in connecting groove 15 to jointing 16, the vertical jointing 18 of jacking pipe joints is arranged in the vertical connecting groove 17 being adjacent jacking pipe joints, thus is linked together by adjacent jacking pipe joints;

(4) tube coupling detail structure, active well and process step design: perform upper pipe working well, using the order from bottom to top, from left to right or from right-to-left, from centre to both sides to carry out push pipe jacking construction, per pass push pipe longitudinally uses bolt, prestress wire or other modes to be connected firmly;

(5) jacking construction: after push pipe is in place, remove the tube coupling movable part 12 at plate 5 in corresponding permanent structure center pillar 4, permanent structure, perform plate 5, permanent structure central sill 6, permanent structure top board 7, permanent structure back timber 8 etc. in permanent structure base plate 2, permanent structure bottom girder 3, permanent structure center pillar 4, permanent structure the most successively;

(6) Program for structural Transformation: after permanent structure system reaches design strength, removes the tube coupling Vierendeel girder 11 in permanent structure system, tube coupling movable part 12, tube coupling joint standard component 14 etc.;During carrying out Program for structural Transformation, after removing tube coupling movable part 12, the temporary structure system of jacking pipe joints composition can undertake whole Water And Earth Pressures and overcharge on ground;After permanent structure system reaches design strength, remove jacking pipe structure and only change the stress of permanent structure system, do not affect permanent structure system safety;

(7) accessory structure construction, equipment is installed, and performs terrace and finishing layer 9, and construction completes.

Embodiment 2:

The present invention coordinates rectangular top pipe construction to use, and as shown in Figures 9 to 11, selects municipal administration monolayer two to further illustrate signal as a example by tunnel structure system:

(1) clearance of tunnel is drafted according to road Cross Section and Clearance requirement, design permanent structure system: first draft track clearance 1 according to road Cross Section and Clearance requirement, wall 20, permanent structure side wall 21, permanent structure top board 7, terrace and finishing layer 9 in design permanent structure base plate 2, permanent structure;

(2) section to permanent structure system is designed segmentation, drafts rectangular top pipe section;

Step (3)~(6), with embodiment 1, carry out Program for structural Transformation design;Tube coupling detail structure, active well and process step design;Jacking construction;Program for structural Transformation;

(7) accessory structure construction, equipment installation, perform pavement structure 22, construction completes.

Embodiment 3:

The present invention coordinates rectangular top pipe construction to use, and as shown in Figure 12 to Figure 14, further illustrates signal as a example by the most lower four layers of multispan Commercial Complex structural system:

(1) under base area, space layout and building function require to draft track clearance and architectural composition, design permanent structure system: first under base area, space layout and building function require to draft track clearance 1, plate 5, permanent structure central sill 6, permanent structure top board 7, permanent structure back timber 8, terrace and finishing layer 9 in design permanent structure base plate 2, permanent structure bottom girder 3, permanent structure center pillar 4, permanent structure;

(2) section to permanent structure system is designed segmentation, drafts rectangular top pipe section;

Step (3)~(6), with embodiment 1, carry out Program for structural Transformation design;Tube coupling detail structure, active well and process step design;Jacking construction;Program for structural Transformation;

(7) accessory structure construction, equipment is installed, and performs terrace and finishing layer 9, and construction completes.

The present invention utilizes the multiple rows of zero spacing rectangular top pipe of multiple tracks to carry out jacking construction by both definite sequences, realize the preliminary retaining structure of underground space development, then inside little push pipe, carry out Program for structural Transformation by the method circulation of " dismounting movable part-set up permanent structure system-dismounting structure inner tube nodule structure ", form the underground structure of set function.For underground engineerings such as single underpass, city tunnel, parking lot, subterranean commercial area, underground traffic Commercial Complexes, all can realize according to the permanent structure converting system after the jacking pipe joints structure of building function design correspondence and conversion.

The rectangular top pipe zero spacing arrangement and method for construction of present invention proposition and Program for structural Transformation method, ensure that the feasibility of shallow earthing tunneling underground large space mechanical execution, for using the large space construction of light section rectangular top pipe exploitation underground to provide key technology support, rectangular top tube method will be played strong facilitation in the application of underground engineering field;The method that the present invention provides is not limited by project scale, has wide applicability.

In the jacking pipe joints used in embodiment of the present invention 1-3, novelty on the tube coupling joint standard component of triangle, devise connecting groove or jointing, it is arranged in the connecting groove of adjacent jacking pipe joints by the jointing of jacking pipe joints, thus adjacent jacking pipe joints is linked together, after permanent structure system transform, remove the repeatable utilization of integral component reclaimed;It addition, in the present invention propose one utilize rectangular top pipe excavate big cross section underground space structure transforming methods of structural system, for existing on tube coupling joint standard component design connecting groove, jointing jacking pipe joints equally applicable.

Above 3 embodiments of the present invention are described in detail, but described content has been only presently preferred embodiments of the present invention, it is impossible to be considered the practical range for limiting the present invention.All impartial changes made according to the present patent application scope and improvement etc., within all should still belonging to the patent covering scope of the present invention.

Claims (4)

1. one kind utilizes rectangular top pipe to excavate big cross section underground space structure transforming methods of structural system, it is characterised in that comprise the following steps:
(1) under base area, space layout and building function require to draft track clearance and architectural composition, design permanent structure system;
(2) permanent structure system is designed segmentation, drafts rectangular top pipe section;
(3) jacking pipe structure system designs to permanent structure system transform;
(4) tube coupling detail structure, active well and design of construction procedure;
(5) active well is performed;
(6) push pipe jacking construction;
(7) jacking pipe structure system transform to permanent structure is carried out;
(8) perform accessory structure, equipment is installed and finishing, and construction completes.
One the most according to claim 1 utilizes rectangular top pipe to excavate big cross section underground space structure transforming methods of structural system, it is characterized in that: in described step (2), permanent structure system is divided into multiple tube coupling unit, described tube coupling unit seaming position avoids permanent structure system central sill, center pillar, extends vertically through plate, mid-board in permanent structure system.
One the most according to claim 1 utilizes rectangular top pipe to excavate big cross section underground space structure transforming methods of structural system, it is characterized in that: on the tube coupling joint standard component in the jacking pipe joints used in described step (3), be provided with connecting groove or jointing, the jointing of described jacking pipe joints is arranged in the connecting groove of adjacent jacking pipe joints, thus is linked together by adjacent jacking pipe joints.
One the most according to claim 3 utilizes rectangular top pipe to excavate big cross section underground space structure transforming methods of structural system, it is characterized in that: described connecting groove is level to connecting groove or vertical connecting groove, described jointing is that level is to jointing or vertical jointing.
CN201610413824.0A 2016-06-14 2016-06-14 It is a kind of to excavate big cross section underground space structure transforming methods of structural system using rectangular top pipe CN105927252B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109184703A (en) * 2018-09-26 2019-01-11 上海市城市建设设计研究总院(集团)有限公司 The deep big active well method for arranging of the overlapping push pipe done after structure

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001214699A (en) * 2000-02-04 2001-08-10 Taisei Corp Construction method of large cross sectional tunnel
CN1800514A (en) * 2005-12-13 2006-07-12 上海市第二市政工程有限公司 Big section pipe roof- box culvert jacking construction method
CN104265321A (en) * 2014-08-06 2015-01-07 上海隧道工程有限公司 Ultra-large full-face rectangular pipe jacking tunneling construction method
CN204457792U (en) * 2015-02-04 2015-07-08 北京市政建设集团有限责任公司 A kind ofly dig large diameter shield tunnel with many pilot tunnel methods and the subway station of building
CN104879144A (en) * 2015-05-20 2015-09-02 上海市城市建设设计研究总院 Underground excavation construction method for building underground space by array jacking pipes in soft soil area
CN105370287A (en) * 2015-10-10 2016-03-02 中铁工程装备集团有限公司 Mechanical underground excavation construction method for large underground parking lot
CN105370300A (en) * 2015-11-17 2016-03-02 中铁工程装备集团有限公司 Two-layer or multi-layer underground space construction method

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001214699A (en) * 2000-02-04 2001-08-10 Taisei Corp Construction method of large cross sectional tunnel
CN1800514A (en) * 2005-12-13 2006-07-12 上海市第二市政工程有限公司 Big section pipe roof- box culvert jacking construction method
CN104265321A (en) * 2014-08-06 2015-01-07 上海隧道工程有限公司 Ultra-large full-face rectangular pipe jacking tunneling construction method
CN204457792U (en) * 2015-02-04 2015-07-08 北京市政建设集团有限责任公司 A kind ofly dig large diameter shield tunnel with many pilot tunnel methods and the subway station of building
CN104879144A (en) * 2015-05-20 2015-09-02 上海市城市建设设计研究总院 Underground excavation construction method for building underground space by array jacking pipes in soft soil area
CN105370287A (en) * 2015-10-10 2016-03-02 中铁工程装备集团有限公司 Mechanical underground excavation construction method for large underground parking lot
CN105370300A (en) * 2015-11-17 2016-03-02 中铁工程装备集团有限公司 Two-layer or multi-layer underground space construction method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109184703A (en) * 2018-09-26 2019-01-11 上海市城市建设设计研究总院(集团)有限公司 The deep big active well method for arranging of the overlapping push pipe done after structure

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