CN106284414A - Anti-grand supporting construction - Google Patents
Anti-grand supporting construction Download PDFInfo
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- CN106284414A CN106284414A CN201610902518.3A CN201610902518A CN106284414A CN 106284414 A CN106284414 A CN 106284414A CN 201610902518 A CN201610902518 A CN 201610902518A CN 106284414 A CN106284414 A CN 106284414A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
- E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D23/00—Caissons; Construction or placing of caissons
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/045—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
- E02D29/05—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them at least part of the cross-section being constructed in an open excavation or from the ground surface, e.g. assembled in a trench
- E02D29/055—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them at least part of the cross-section being constructed in an open excavation or from the ground surface, e.g. assembled in a trench further excavation of the cross-section proceeding underneath an already installed part of the structure, e.g. the roof of a tunnel
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- Environmental & Geological Engineering (AREA)
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Abstract
Anti-grand supporting construction is different from existing resistance supporting structure mechanism.Anti-grand supporting construction has line style, circular anti-grand supporting construction two kinds, and protuberance load is resisted grand structure by hanging arm by the feet, and anti-grand divider wall and anti-grand counter weight construction undertake.Counterweight resists grand version to have be agent on crack resistance of concrete grand counter weight construction at three: one；Two is that the soil body resists grand supporting construction；Three is that frozen soil resists grand counter weight construction.Anti-grand supporting construction is with the fundamental difference of resistance supporting structure, the former is in work progress, structural measure can be used to guarantee engineering safety, and to Project Realization dynamic monitoring, terminate human society Underground Space Resource to be developed about entirely with geological characteristics, engineering is dangerous, the history that serious accident takes place frequently.Can affirm, along with automobile is regenerated, this century is automobile underground century, underground space development century, and anti-grand supporting construction is to ensure underground space development effective " optimal engineering method ", comes into reality.
Description
Technical field
The invention belongs to supporting construction, Underground Space Resource develops.
Background technology
For many years, human society realizes automobile underground, solves traffic and " blocks up ", it is ensured that urban sustainable development, standby
By countries in the world government and focus of attention.The crux of automobile underground can not be that fossil fuel automobile is serious " pollution ", it is impossible to
Guarantee underground space environmental protection.The underground space is serious " pollution ", and being obstructed in automobile underground, leads to city " syndrome ".Two evils
Power takes it gently mutually, and to " pollution " and " syndrome ", both weigh the advantages and disadvantages in international community, accept city " syndrome " painedly, approval
City " syndrome " is brought and is suffered untold misery, the most frightening urban transportation, unconditionally accepts city and " blocks up ", so cruel
Real global urban must faced by, none is escaped by luck.Subway is considered as human society and solves urban transportation and " block up " the highest wisdom.Reason
Property is the basis of human development.
This is one situation and that was another.Today, along with automobile is regenerated, free of contamination electric automobile popularization and application, this century is automobile
Underground century, underground space development century are undisputed.But existing resistance supporting structure can not realize underground space development to be executed
Work safety.Can affirm, human society should terminate to develop Underground Space Resource about entirely with geological characteristics, and engineering is uneasy
Entirely, the history that serious accident takes place frequently.To this end, in the face of underground space development century, study a kind of brand-new anti-grand supporting construction and take
It is the task of top priority for existing resistance supporting structure.Anti-grand supporting construction is performed by existing code for structural design, can in time carry out
Dynamic monitoring, is to ensure underground space development effective " optimal engineering method ", comes into reality.
Summary of the invention
It is an object of the invention to provide a kind of new support theory, can be real efficiently against the defect of existing support theory
Existing urban underground space security development utilizes.
On the basis of a kind of anti-grand supporting construction is built upon contignation, stress model is horizontal loading, includes and shores
Porous is against making retaining wall vertical wallboard supporting construction, shoring structure, anti-grand structure, counter weight construction and porous inverse work pressurization caisson；
The described inverse retaining wall vertical wallboard supporting construction of making of porous of shoring is made retaining wall and vertical wallboard forms by longeron, porous are inverse；
The described inverse inverse porous making in retaining wall of porous making retaining wall vertical wallboard supporting construction of porous of shoring has safety vent and is unearthed
Two kinds of hole；
Described porous of shoring determines against the many hole number base area matter characteristic and the supporting degree of depth making retaining wall vertical wallboard supporting construction；
The size in described vertical wallboard hole depends on support structure design and constructing operation.
Described structure of shoring has inverse floor, the middle level made against making beam and heavy back support three kinds；
Described anti-grand structure is by single anti-grand structure and anti-two kinds of the grand structure of combination；
Described single anti-grand structure is by hanging wall construction by the feet and resisting grand divider wall to form；
Described anti-grand divider wall is positioned at down below cantilever retaining structure, and both are hinge joint；
It is following that described cantilever retaining structure and anti-grand divider wall are arranged at the support of heavy back；
Described combination resists grand structure to be resisted grand structure to form by single anti-grand structure and counterweight.
Described counter weight construction has concrete matched weight structure；Frozen soil counter weight construction, soil body counter weight construction three kinds；
Described concrete matched weight structure is made up of rotary churning pile and bored pile；
Described frozen soil counter weight construction is formed by freezing soil layer；
Described soil body counter weight construction is by the T-shaped open caisson that pressurizes, pressurization T-shaped open caisson and banketing above, and the note of pressurization T-shaped open caisson
The slip casting calculus composition that the outside slip casting in slurry hole is constituted.
The inverse pressurization caisson of making of described porous is by the glissile segment that sinks, the I type section of shoring, earth excavation section and base grid section group
Become；
Porous is inverse to be made retaining wall vertical wallboard supporting construction and sets by shoring for the inverse safety vent making pressurization caisson of described porous and unearthed hole
Meter requirement determines.
Described construction method has shores porous against making retaining wall vertical wallboard support construction method, heavy back support construction method, joining
Weight structure construction method and underground engineering construction method four kinds.
The described inverse retaining wall vertical wallboard supporting construction of making of porous of shoring uses porous inverse work pressurization caisson method；
The inverse pressurization Caisson of making of described porous presses earth excavation caisson sinking, lays inverse I type of making one by one and shores and lay vertical
Wallboard casement plate, pouring porous is inverse makees retaining wall, and both implement the most one by one, till supporting construction reaches designed elevation；
The described inverse sequence of construction making retaining wall vertical wallboard supporting construction of porous of shoring: first construction porous is inverse makees retaining wall；Rear construction
Vertical wallboard and longeron, the alternately construction one by one of vertical wallboard and longeron；
The inverse pressurization Caisson flow process of making of described porous is in secondary: a 1) earth excavation caisson sinking, lays one by one against making I type top
Support；2) once laying vertical wallboard casement plate, pouring porous is inverse makees retaining wall；3) secondary earth excavation caisson sinking, lays one by one
Shore against making I type；4) secondary lays vertical wallboard casement plate, and pouring porous is inverse makees retaining wall；
The described I type section of shoring is the height that sinks, and being also that each porous is inverse makees breast wall concrete pouring height；
Described longitudinal beam structure Joint Re-bar Construction has be caisson method at two: one；Two is insertion；
Caisson method refers to that longitudinal beam structure reinforcing bar is in place with porous inverse work pressurization caisson sinking；Insertion refers to that longitudinal beam structure reinforcing bar is straight
In patching vertical wallboard hole in place.
Described heavy back support construction method, its construction technology is as follows: 1, twin-well cylinder sinks beam and sinks down into designed elevation；2, use
Level jack lays both sides supporting and roof timbering sets up node support work room；3, the excavation node support work room earthwork；
4, joint reinforcing bar colligation and concrete casting；5, twin-well cylinder sinks beam baseplate reinforcing bar concrete casting；6, twin-well cylinder sinks beam and bankets；7、
Removal tool pit shaft and pouring reinforced concrete well cover plate.
Described counter weight construction construction method has concrete weight coating structure construction method；Frozen soil counter weight construction construction method, soil body counterweight
Structure construction method three kinds；
Described concrete weight coating structure construction method order is: rotary churning pile of first constructing；Rear construction bored pile；
Described frozen soil counter weight construction construction method uses and freezes soil layer construction；
Described soil body counter weight construction construction method is successively by pressurization T-shaped well sinking；Lay base open caisson baseplate reinforcing bar concrete and
In base open caisson and banket above.
Described underground engineering construction method has single anti-grand structure underground engineering construction method and the anti-grand structure underground engineering of combination
Construction method two kinds.
Described single anti-grand structure underground engineering construction method is carried out by following construction process: 1, supporting construction and support column are executed
Work；2, against making floor slab construction；3, middle level is inverse makees beam；4, heavy back support construction；5, bottom earth excavation and base arrangement construction；6、
Understructure post, panel structure are constructed；7, superstructure post, panel structure construction；
Described combination resists grand structure underground engineering construction method to carry out by following construction process: 1, supporting construction and support column construction；
2, against making floor slab construction；3, middle level is inverse makees beam；4, heavy back support construction；5, counter weight construction construction；6, bottom earth excavation and the end
Plate structure is constructed；7, understructure post, panel structure construction；8, superstructure post, panel structure construction.
Accompanying drawing explanation
Fig. 1, shore supporting construction: (1) plane graph.
Fig. 2, shore supporting construction: (2) profile (A-A).
Fig. 3, concrete weight coating structural plan figure.
Fig. 4, frozen soil counter weight construction plane graph.
Fig. 5, soil body counter weight construction plane graph.
Fig. 6, pressurization T-shaped open caisson figure: (1) pressurization T-shaped open caisson elevation.
Fig. 7, pressurization T-shaped open caisson figure: (2) pressurization T-shaped open caisson becomes soil body counter weight construction figure.
Fig. 8, twin-well cylinder sink beam figure: (1) plane graph.
Fig. 9, twin-well cylinder sink beam figure: (2) drawing in side sectional elevation (A-A).
Figure 10, twin-well cylinder sink beam figure: (3) profilograph (B-B).
Figure 11, twin-well cylinder sink back support construction process figure: (1) twin-well cylinder sink back support sink down into designed elevation.
Figure 12, twin-well cylinder sink back support construction process figure: (2) use the both sides supporting of level jack top and roof timbering to build
Vertical node support work room.
Figure 13, twin-well cylinder sink back support construction process figure: the indoor shoveling of (3) node support work.
Figure 14, twin-well cylinder sink back support construction process figure: (4) joint reinforcing bar colligation and concrete casting.
Figure 15, twin-well cylinder sink back support construction process figure: (5) twin-well cylinder sinks beam construction of bottom plates.
Figure 16, twin-well cylinder sink back support construction process figure: (6) twin-well cylinder sinks beam and bankets.
Figure 17, twin-well cylinder sink back support construction process figure: (7) twin-well cylinder sink back plate structure construction.
Figure 18, single anti-grand structure underground engineering construction flow chart (cross section): (1) supporting construction and support column construction.
Figure 19, single anti-grand structure underground engineering construction flow chart (cross section): (2) are inverse makees floor slab construction.
Figure 20, single anti-grand structure underground engineering construction flow chart (cross section): (3) middle level is inverse makees beam construction.
Figure 21, single anti-grand structure underground engineering construction flow chart (cross section): (4) shore structure construction.
Figure 22, single anti-grand structure underground engineering construction flow chart (cross section): (5) bottom earth excavation and base arrangement
Construction.
Figure 23, single anti-grand structure underground engineering construction flow chart (cross section): (6) understructure post, panel structure are executed
Work.
Figure 24, single anti-grand structure underground engineering construction flow chart (cross section): (7) superstructure post, panel structure are executed
Work.
Figure 25, anti-grand structure underground engineering construction flow chart (cross section) of combination: (1) supporting construction and support column construction.
Figure 26, anti-grand structure underground engineering construction flow chart (cross section) of combination: (2) are inverse makees floor slab construction.
Figure 27, anti-grand structure underground engineering construction flow chart (cross section) of combination: (3) middle level is inverse makees beam construction.
Figure 28, anti-grand structure underground engineering construction flow chart (cross section) of combination: (4) shore structure construction.
Figure 29, anti-grand structure underground engineering construction flow chart (cross section) of combination: (5) counter weight construction is constructed.
Figure 30, anti-grand structure underground engineering construction flow chart (cross section) of combination: (6) bottom earth excavation and base arrangement
Construction.
Figure 31, anti-grand structure underground engineering construction flow chart (cross section) of combination: (7) understructure post, panel structure are executed
Work.
Figure 32, anti-grand structure underground engineering construction flow chart (cross section) of combination: (8) superstructure post, panel structure are executed
Work.
Figure 33, shore the inverse retaining wall vertical wallboard supporting construction figure of making of porous: (1) supporting construction.
Figure 34, shore the inverse retaining wall vertical wallboard supporting construction figure of making of porous: (2) porous is inverse makees retaining wall.
Figure 35, shore the inverse retaining wall vertical wallboard supporting construction figure of making of porous: (3) section (A-A).
Figure 36, shore the inverse retaining wall vertical wallboard supporting construction figure of making of porous: (4) section (B-B).
Figure 37, inverse retaining wall pressurization caisson figure of making: (1) facade (inverse make I type shore lay)；Do not water against making retaining wall.
Figure 38, inverse retaining wall pressurization caisson figure of making: (2) plane (A-A): ground porous is inverse makees retaining wall.
Figure 39, inverse retaining wall pressurization caisson figure of making: (3) plane (B-B): against making the I type section of shoring.
Figure 40, inverse retaining wall pressurization caisson figure of making: (4) plane (C-C): earth excavation section.
Figure 41, inverse retaining wall pressurization caisson figure of making: (5) plane (D-D): earth excavation section.
Figure 42, inverse make retaining wall pressurization Caisson flow process (vertical section) figure: (1) earth excavation caisson sinking lays inverse one by one
Make I type to shore.
Figure 43, inverse retaining wall pressurization Caisson flow process (vertical section) figure of making: (2) lay the pouring of casement plate against making retaining wall coagulation
Soil.
Figure 44, inverse make retaining wall pressurization Caisson flow process (vertical section) figure: (3) secondary earth excavation caisson sinking applies one by one
If shoring against making I type.
Figure 45, inverse retaining wall pressurization Caisson flow process (vertical section) figure of making: (4) secondary lays the pouring of casement plate against making retaining wall
Concrete.
Wherein: 1-supporting construction；6-resists grand divider wall；9-concrete matched weight structure；10-frozen soil counter weight construction；The 11-soil body
Counter weight construction；17-vertical load；18-horizontal loading；19-swells load；22-base arrangement；23-hangs wall supporting construction by the feet；
24-support column；25-structural column；26-panel structure；27-concrete weight coating；28-frozen soil counterweight；29-soil body counterweight；31-churning
Stake；32-bored pile；33-slip casting calculus；34-freezes soil layer；35-bankets；36-pressurizes T-shaped open caisson；37-injected hole；38-base
Open caisson；39-base open caisson base plate；54-links；55-stratum；58-shores supporting construction；59-twin-well cylinder sinks beam base plate；60-is inverse
Make floor；61-middle level is inverse makees beam；62-twin-well cylinder sinks beam；63-twin-well cylinder sinks beam base；64-sink back support；65-instrument pit shaft；
66-roof timbering；The supporting of 67-both sides；68-node support work room；69-pit shaft cover plate；71-shores structure；72-resists grand knot
Structure；73-counter weight construction；74-underground engineering；75-porous is inverse makees pressurization caisson；76-sinking glissile segment；The 77-I type section of shoring；78-
Earth excavation section；79-base grid section；80-is inverse to be made I type and shores；81-lays for the first time and inverse make I type and shore；82-second time is applied
If shoring against making I type；83-third time is laid and inverse made I type and shore；84-lays for the 4th time and inverse make I type and shore；85-porous is inverse protects
Wall；The vertical wallboard of 86-；87-shores porous against making retaining wall vertical wallboard supporting construction；92-safety vent；93-is unearthed hole；94-ground
Face；95-ground cover；96-is inverse makees breast wall concrete；97-longeron.
Specific embodiments
The detailed description of the invention of the present invention is described below in conjunction with the accompanying drawings.
As shown in Fig. 1 Figure 45.
Fig. 1, Fig. 2: shore supporting construction 56 employing and shore porous against making retaining wall vertical wallboard supporting construction 87, vertical load
17 are undertaken by inverse floor 60 of making；Through shoring, porous is inverse makees retaining wall vertical wallboard supporting construction 87 to horizontal loading 18, inverse make floor
60 middle levels are inverse to be made beam 61 and undertakes and sink back support 64 and undertake；Owing to geological characteristics is different, undertaking protuberance load 19 pattern has two: one
It is down cantilever retaining structure 23 and anti-grand isolation 6 pattern；Two are down cantilever retaining structure and anti-grand isolation 6 and counter weight construction 73 mould
Formula forms.
Fig. 3, Fig. 4, Fig. 5: counter weight construction 4 has concrete weight coating to resist grand supporting construction 9；Frozen soil counterweight resists grand supporting construction
10, soil body counterweight resists grand supporting construction 11 3；Concrete weight coating resists grand supporting construction 9 by rotary churning pile 31 and bored pile 32 structure
Become；Frozen soil counterweight resists grand supporting construction 10 to be constituted by freezing soil layer 34；Soil body counterweight resists grand supporting construction 11, pressurization T-shaped sink
Well 36 and slip casting calculus are constituted.
Fig. 6, Fig. 7: pressurization T-shaped open caisson 36 is made up of open caisson base 38 and instrument pit shaft 65.Its sequence of construction: pressurization T-shaped
After open caisson 36 is in place, from the outside slip casting of injected hole 37；Base open caisson base plate 39 steel bar concrete water, removal tool pit shaft 65；
35 are banketed in open caisson.
Fig. 8, Fig. 9, Figure 10: twin-well cylinder sinks beam 62 and is sunk beam base 63, instrument pit shaft 65, roof timbering 66 and two by twin-well cylinder
Collateral protect 67 compositions.
Figure 11, Figure 12, Figure 13, Figure 14, Figure 15, Figure 16, Figure 17: heavy back support construction method is carried out by following construction process:
1, twin-well cylinder sinks beam 62 and sinks down into designed elevation；2, use level jack to lay both sides supporting 67 and roof timbering 66 sets up joint
Point support work room 68；3,68 cubic metres of earth, node support work room of excavation；4, joint reinforcing bar colligation and concrete casting；5, twin-well cylinder
Heavy beam base plate 50 steel bar concrete water；6, twin-well cylinder sinks beam 62 and bankets 35；7, removal tool pit shaft 65 and pouring reinforced concrete
Soil pit shaft cover plate 69.
Figure 18, Figure 19, Figure 20, Figure 21, Figure 22, Figure 23, Figure 24: single anti-grand structure underground engineering 74 construction method is by following
Construction process is carried out: 1, supporting construction 1 and support column 24 are constructed；2, inverse make floor 60 and construct；3, middle level is inverse makees beam 61；4, heavy beam
Shore 64 constructions；5, bottom earth excavation and base arrangement 22 are constructed；6, understructure post 25, panel structure 26 are constructed；7, on
Rotating fields post 25, panel structure 26 are constructed.
Anti-grand structure underground engineering 74 construction method of Figure 25, Figure 26, Figure 27, Figure 28, Figure 29, Figure 30, Figure 31, Figure 32: combination
Carry out by following construction process: 1, supporting construction and support column 24 are constructed；2, inverse make floor 60 and construct；3, middle level is inverse makees beam 61；
4, heavy back support 64 construction；5, counter weight construction 73 is constructed；6, bottom earth excavation and base arrangement 22 are constructed；7, understructure post
25, panel structure 26 is constructed；8, superstructure post 25, panel structure 26 are constructed.
Figure 33, Figure 34, Figure 35, Figure 36: shore porous inverse by longeron 97, porous against making retaining wall vertical wallboard supporting construction 87
Make retaining wall 85 and vertical wallboard 86 forms.
Shore the inverse porous making retaining wall vertical wallboard supporting construction 87 of porous and have safety vent 92 and 93 two kinds of unearthed hole.
The inverse pressurization caisson 75 of making of Figure 37, Figure 38, Figure 39, Figure 40, Figure 41: porous is by sinking glissile segment 76, the I type section of shoring
77, earth excavation section 78 and base lattice canopy section 79 form.The inverse safety vent 92 making pressurization caisson 75 of porous and unearthed hole 93 are by top
The inverse requirement design making retaining wall vertical wallboard supporting construction 87 of support porous.
Figure 42, Figure 43, Figure 44, Figure 45: shore the inverse retaining wall vertical wallboard supporting construction 87 of making of porous and use inverse work of porous to add
Pressure caisson 75 construction method.
Earth excavation caisson sinking is pressed in porous inverse work pressurization caisson 75 construction, lays inverse I type of making one by one and shores 80 and lay
Vertical wallboard 84 template, pouring porous is inverse makees retaining wall 85, and sinking with pouring, both implement one by one, until supporting construction reaches design
Till absolute altitude.
Shore the inverse sequence of construction making retaining wall vertical wallboard supporting construction 87 of porous: first construction porous is inverse makees retaining wall 85；After
Construct vertical wallboard 86 and longeron 97, both alternately constructions one by one；
Inverse pressurization caisson 75 construction process of making of porous is in secondary: a 1) earth excavation caisson sinking, lays one by one and inverse make I type and shore
80；2) casement plate pouring porous is once laid against making retaining wall 85；3) secondary earth excavation caisson sinking, lays one by one against making I type
Shore 80；4) secondary lays casement plate pouring porous against making retaining wall 85；
The structure reinforcing bars construction method of longeron 97 has be caisson method at two: one；Two is insertion.Caisson method refers to the structure of longeron 97
Reinforcing bar sinks in place with the inverse pressurization caisson 75 of making of porous；Insertion refers to that the structure reinforcing bars of longeron 97 is inserted directly into vertical wallboard 86
In hole in place.
Anti-grand supporting construction is described respectively by structure and construction method
One, structure
Anti-grand supporting construction is by shoring porous against making retaining wall vertical wallboard supporting construction, shoring structure, anti-grand structure, counter weight construction
Make pressurization caisson inverse with porous describes respectively.
1, porous is shored against making retaining wall vertical wallboard supporting construction
Shoring that porous is inverse makees retaining wall vertical wallboard supporting construction, its structure is made retaining wall and vertical wallboard forms by longeron, porous are inverse,
The porous of structure has safety vent and two kinds of unearthed hole, and the quantity of porous determines according to geological characteristics and the supporting degree of depth.What is called is shored
Supporting construction refers to that supporting construction arranges weight beam, shores structure design and is not limited by span and floor height.This is to shore supporting knot
Structure and the fundamental difference of existing supporting construction (diaphram wall and caisson).
2, structure is shored
Shore structure and have three: one, against making floor；Two, middle level is inverse makees beam；Three, heavy back support.
3, anti-grand structure
Anti-grand structure has be supporting resist grand structure at two: one；Two is the anti-grand structure of combination.Supporting resists grand structure by hanging arm supporting knot by the feet
Structure and anti-grand divider wall composition.Hanging arm by the feet resists grand structure to be to utilize the prevention of falling cantilever retaining structure uplift of soil, and its structure is referred to as
Hang arm by the feet and resist grand structure.The purpose of anti-grand divider wall is to slow down soil mass of foundation pit protuberance, and anti-grand divider wall is strand with hanging arm configuration by the feet
Connecing, its length is depending on geological characteristics.The anti-grand structure of combination is resisted grand structure and counter weight construction to form by supporting.
4, counter weight construction
Counter weight construction refers to that soil mass of foundation pit is swelled, and arranges uplift of soil in counter weight construction opposing foundation ditch, and its structure is referred to as counterweight knot
Structure, counter weight construction is also called virtual anti-grand base plate, and its version has be concrete matched weight structure at three: one；Two is frozen soil counterweight
Structure；Three, soil body counter weight construction；
(1) concrete matched weight structure
Concrete weight coating counter weight construction is made up of drilled pile, rotary churning pile and bored pile.
(2) frozen soil counter weight construction
Frozen soil counter weight construction is made up of frozen soil.
(3) soil body counter weight construction
Soil body counter weight construction is to utilize pressurization grid T-shaped well sinking, and open caisson arranges reinforced concrete floor.In open caisson and open caisson
The weight of the upper stacking soil body and open caisson self realizes anti-grand, and it resists the grand soil body counterweight that is referred to as to resist grand.
5, porous is inverse makees pressurization caisson
The inverse pressurization caisson of making of porous is reinforced concrete structure.The inverse pressurization caisson of making of porous is divided into four sections: one, sinking glissile segment；
Two, the I type section of shoring；Three, earth excavation section；Four, base grid section.The I type section of shoring is the height of each caisson sinking, is also every
Secondary porous is inverse makees retaining wall pouring length.
Two, construction method
Anti-grand support construction by shore porous inverse make retaining wall vertical wallboard support construction method, shore structure construction method,
Anti-grand structure construction method, counter weight construction construction method and underground engineering construction method describe respectively.
1, porous is shored against making retaining wall vertical wallboard support construction method
2, structure construction method is shored
Shore structure construction method and have three: one, against making floor slab construction method；Two, middle level is inverse makees post construction method；Three, heavy back support construction
Method three kinds.
(1) against making floor slab construction method
Ground floor uses reverse construction.
(2) middle level is inverse makees beam construction method
Intermediate floor constructions uses girder adverse construction method, floor of not constructing, and its method referred to as middle level is inverse makees beam construction method.
(3) heavy back support construction method
Heavy back support construction is carried out by follow procedure:
3, anti-grand structure construction method
Anti-grand structure construction method has two: one, supporting resists grand construction method；Two, the anti-grand construction method of combination.Supporting resists grand construction method to refer to
Protuberance load is only undertaken by supporting construction and is i.e. undertaken by cantilever retaining structure and anti-grand divider wall；The anti-grand construction method of combination is by propping up
Protect anti-grand structure construction method and counter weight construction construction.
4, counter weight construction construction method
Counter weight construction construction method has be concrete weight coating structure construction method at three: one；Two is frozen soil counter weight construction construction method；Three, soil
Body counter weight construction construction method.
(1) concrete weight coating structure construction method
Concrete weight coating structure construction is carried out by drilled pile construction, jet grouting pile construction, bored pile sequence of construction successively, ultimately forms
Concrete matched weight structure.
(2) frozen soil counter weight construction construction method
The construction of frozen soil counter weight construction is that soil mass of foundation pit is frozen into frozen soil stratum.
(3) soil body counter weight construction construction method
Use pressurization T-shaped open caisson to sink to designed elevation, water T-shaped open caisson base plate；Banket in T-shaped open caisson；Remove pit shaft.
5, underground engineering construction method
Underground engineering construction method has single anti-grand structure underground engineering construction method and the anti-grand structure underground engineering construction method two of combination
Kind.
(1) single anti-grand structure underground engineering construction method
Single anti-grand structure underground engineering construction method is carried out by following construction process: 1, supporting construction and support column construction；2, inverse
Make floor slab construction；3, middle level is inverse makees beam；4, structure construction is shored；5, bottom earth excavation and base arrangement construction；6, lower floor's knot
Structure post, panel structure are constructed；7, superstructure post, panel structure construction.
(2) the anti-grand structure underground engineering construction method of combination
The anti-grand structure underground engineering construction method of combination is carried out by following construction process: 1, supporting construction and support column construction；2, inverse
Make floor slab construction；3, middle level is inverse makees beam；4, structure construction is shored；5, counter weight construction construction；6, bottom earth excavation and base plate knot
Structure is constructed；7, understructure post, panel structure construction；8, superstructure post, panel structure construction.
Underground space development increases a kind of brand-new support theory and resists grand support theory, can ensure that city automobile underground
Change (underground highway) construction safety, terminate human society and Underground Space Resource is developed about entirely with geological characteristics, engineering
Dangerous, that serious accident takes place frequently history.Can affirm, Underground Space Resource develops and great epoch-making " leather occurs
Life ", urban traffic model is replaced by mode motor by ground rail mode, and construction safety obtains and ensures.In other words, road tunnel realizes
Intelligent transportation construction safety obtains and ensures, the Urban Underground Space Excavation premised on shield-tunneling construction technique will become history.
Claims (10)
1. an anti-grand supporting construction, is characterized in that, on the basis of it is built upon contignation, stress model is horizontal loading
(18), include and shore porous and inverse make retaining wall vertical wallboard supporting construction (87), shore structure (71), anti-grand structure (72), join
Weight structure (73) and inverse work pressurization caisson (75) of porous；
The described inverse retaining wall vertical wallboard supporting construction (87) of making of porous of shoring is by the inverse retaining wall (85) and vertically made of longeron (97), porous
Wallboard (86) forms；
The described inverse inverse porous making in retaining wall of porous making retaining wall vertical wallboard supporting construction (87) of porous of shoring has safety vent
And (93) two kinds of unearthed hole (92)；
Described porous of shoring is against many hole number base area matter characteristic and the supporting degree of depth making retaining wall vertical wallboard supporting construction (87)
Determine；
The size in described vertical wallboard (86) hole depends on supporting construction (1) design and constructing operation.
Resist grand supporting construction the most according to claim 1, it is characterised in that shoring structure (71) described in: has against making floor
(60), middle level is inverse makees beam (61) and heavy back support (64) three kinds；
Described anti-grand structure (72) is by single anti-grand structure and anti-two kinds of the grand structure of combination；
Described single anti-grand structure is by hanging wall construction by the feet and resisting grand divider wall to form；
Described anti-grand divider wall (6) is positioned at down cantilever retaining structure (23) below, and both are hinge joint (54)；
It is following that described cantilever retaining structure (23) and anti-grand divider wall (6) are arranged at the support of heavy back；
Described combination resists grand structure to be resisted grand structure to form by single anti-grand structure and counterweight.
Resist grand supporting construction the most according to claim 1, it is characterised in that: described counter weight construction (73) has concrete weight coating to tie
Structure (9)；Frozen soil counter weight construction (10), soil body counter weight construction (11) three kinds；
Described concrete matched weight structure (9) is made up of rotary churning pile (31) and bored pile (32)；
Described frozen soil counter weight construction (10) is formed by freezing soil layer (34)；
Described soil body counter weight construction (11) by pressurization T-shaped open caisson (36), pressurization T-shaped open caisson (36) and banket above (35), with
And the injected hole (37) of pressurization T-shaped open caisson (36) slip casting calculus (33) composition that outwards slip casting is constituted.
4. according to grand supporting construction anti-described in claim 1, it is characterised in that: inverse work pressurization caisson (75) of described porous is sliding by sinking
Dynamic section (76), the I type section of shoring (77), earth excavation section (78) and base grid section (79) composition；
Porous is inverse makees the vertical wall of retaining wall by shoring for the inverse safety vent (92) making pressurization caisson (75) of described porous and unearthed hole (93)
Slab supporting structure (87) design requirement determines.
5. the construction method of anti-grand supporting construction as described in Claims 1-4 any claim, it is characterised in that: institute
State construction method to have and shore that porous is inverse makees retaining wall vertical wallboard supporting construction (87) construction method, heavy back support (64) construction method, counterweight
Structure (73) construction method and underground engineering (74) construction method four kinds.
Resist grand supporting construction the most according to claim 5, it is characterised in that described in:, shore that porous is inverse to be made the vertical wallboard of retaining wall and prop up
Protection structure (87) uses porous inverse work pressurization caisson (75) construction method；
Described porous is inverse to be made pressurization caisson (75) construction and press earth excavation caisson sinking, lay one by one against make I type shore (80) and
Laying vertical wallboard (86) casement plate, pouring porous is inverse makees retaining wall (85), and both implement the most one by one, until supporting construction (1)
Till reaching designed elevation；
The described inverse sequence of construction making retaining wall vertical wallboard supporting construction (87) of porous of shoring: first construction porous is inverse makees retaining wall
(85)；The vertical wallboard of rear construction (86) and longeron (97), both the alternately constructions one by one of vertical wallboard (86) and longeron (97)；
Inverse pressurization caisson (75) construction process of making of described porous is in secondary: a 1) earth excavation caisson sinking, lays one by one against making I
Type shores (80)；2) once laying vertical wallboard (86) casement plate, pouring porous is inverse makees retaining wall (85)；3) secondary earth excavation sinks
Caisson sinking, lays one by one and inverse make I type and shore (80)；4) secondary lays vertical wallboard (86) casement plate, and pouring porous is inverse makees retaining wall
(85)；
The described I type section of shoring (77) is the height that sinks, and being also that each porous is inverse makees retaining wall (85) concrete casting height；
Described longeron (97) structure reinforcing bars construction method has be caisson method at two: one；Two is insertion；
Caisson method refers to that longeron (97) structure reinforcing bars sinks in place with inverse work pressurization caisson (75) of porous；Insertion refers to longeron
(97) structure reinforcing bars is in place in being inserted directly into vertical wallboard (86) hole.
Resist grand supporting construction the most according to claim 5, it is characterised in that: described heavy back support (64) construction method, its construction
Technique is as follows: 1, twin-well cylinder sinks beam (62) and sinks down into designed elevation；2, level jack is used to lay both sides supporting (67) and top
Slab supporting (66) sets up node support work room (68)；3, excavation node support work room (68) earthwork；4, joint reinforcing bar colligation
And concrete casting；5, twin-well cylinder sinks beam base plate (59) steel bar concrete water；6, twin-well cylinder sinks beam (62) and bankets (35)；7, tear open
Except instrument pit shaft (65) and pouring reinforced concrete well cover plate (69).
Resist grand supporting construction the most according to claim 5, it is characterised in that: described counter weight construction (73) construction method has concrete
Counter weight construction (9) construction method；Frozen soil counter weight construction (10) construction method, soil body counter weight construction (11) construction method three kinds；
Described concrete matched weight structure (9) construction method order is: rotary churning pile of first constructing (31)；Rear construction bored pile (32)；
Described frozen soil counter weight construction (10) construction method uses and freezes soil layer (34) construction；
Described soil body counter weight construction (11) construction method sinks by pressurization T-shaped open caisson (36) successively；Lay base open caisson base plate (39)
In armored concrete and base open caisson (38) and banket (35) above.
Resist grand supporting construction the most according to claim 5, it is characterised in that: described underground engineering (74) construction method has single anti-
Grand structure underground engineering (74) construction method and anti-grand structure underground engineering (74) construction method two kinds of combination.
Resist grand supporting construction the most according to claim 9, it is characterised in that: described single anti-grand structure underground engineering (74)
Construction method is carried out by following construction process: 1, supporting construction (1) and support column (24) construction；2, inverse floor (60) of making is constructed；3、
Middle level is inverse makees beam (61)；4, heavy back support (64) construction；5, bottom earth excavation and base arrangement (22) construction；6, understructure
Post (25), panel structure (26) are constructed；7, superstructure post (25), panel structure (26) construction；
Described combination resists grand structure underground engineering (74) construction method to carry out by following construction process: 1, supporting construction (1) and supporting
Post (24) is constructed；2, inverse floor (60) of making is constructed；3, middle level is inverse makees beam (61)；4, heavy back support (64) construction；5, counter weight construction
(73) construction；6, bottom earth excavation and base arrangement (22) construction；7, understructure post (25), panel structure (26) construction；
8, superstructure post (25), panel structure (26) construction.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510776970 | 2015-11-16 | ||
| CN2015107769705 | 2015-11-16 |
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| CN106284414A true CN106284414A (en) | 2017-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610902518.3A Pending CN106284414A (en) | 2015-11-16 | 2016-10-17 | Anti-grand supporting construction |
| CN201611022493.4A Expired - Fee Related CN106759461B (en) | 2015-11-16 | 2016-11-16 | Resist grand supporting construction |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611022493.4A Expired - Fee Related CN106759461B (en) | 2015-11-16 | 2016-11-16 | Resist grand supporting construction |
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| WO (1) | WO2017084573A1 (en) |
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| CN107587521A (en) * | 2017-08-28 | 2018-01-16 | 深圳市市政设计研究院有限公司 | Reserve the construction method of municipal tunnel node in subway station |
| CN108360543A (en) * | 2018-05-03 | 2018-08-03 | 中铁上海工程局集团有限公司 | A kind of big pre-cast sink well structure of depth and its installation method |
| CN109372018A (en) * | 2018-11-28 | 2019-02-22 | 江西万和建筑科技有限公司 | Soft base Self-sinking type underground space structure construction and construction technology |
| CN109371979B (en) * | 2018-11-28 | 2024-02-20 | 深圳市政集团有限公司 | Deep foundation pit retaining structure combining jet anchor reverse construction and punching pile |
| CN113591184B (en) * | 2021-07-19 | 2023-10-20 | 浙江大学 | Design calculation method for cantilever type rigid enclosure structure adjacent to basement exterior wall foundation pit |
| CN114352288B (en) * | 2021-12-30 | 2024-04-16 | 南京工大交通科学研究院(滁州)有限公司 | Construction structure and construction method for shield tunneling in short distance |
| CN117644946B (en) * | 2024-01-30 | 2024-04-12 | 中交一航局第五工程有限公司 | Rigid connection device for double caisson assembly |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH116164A (en) * | 1997-06-17 | 1999-01-12 | Shimizu Corp | Construction method for underground structure |
| JP3937588B2 (en) * | 1998-06-10 | 2007-06-27 | 鹿島建設株式会社 | Construction method for underground structures |
| CN2424236Y (en) * | 1999-07-16 | 2001-03-21 | 彭高培 | Shore type self-standing supporting structure |
| CN1445436A (en) * | 2002-03-17 | 2003-10-01 | 彭高培 | Self-supporting hidden digging structure |
| CN1800511A (en) * | 2004-12-31 | 2006-07-12 | 彭高培 | Self-support supporting construction |
| JP2007002413A (en) * | 2005-06-21 | 2007-01-11 | Nakamura Doboku Kk | Underground structure construction method |
| CN102535513A (en) * | 2011-10-31 | 2012-07-04 | 彭高培 | Ultimate structural method |
| CN104343131A (en) * | 2013-07-27 | 2015-02-11 | 廖河山 | Semi-prefabricated semi-cast-in-situ underground continuous wall and construction process |
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2016
- 2016-10-17 CN CN201610902518.3A patent/CN106284414A/en active Pending
- 2016-11-16 WO PCT/CN2016/106029 patent/WO2017084573A1/en active Application Filing
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| CN106759461A (en) | 2017-05-31 |
| WO2017084573A1 (en) | 2017-05-26 |
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