CN106013237A - Precast concrete component assembly type subway station and installation method - Google Patents
Precast concrete component assembly type subway station and installation method Download PDFInfo
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- CN106013237A CN106013237A CN201610570316.3A CN201610570316A CN106013237A CN 106013237 A CN106013237 A CN 106013237A CN 201610570316 A CN201610570316 A CN 201610570316A CN 106013237 A CN106013237 A CN 106013237A
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- 238000009434 installation Methods 0.000 title claims abstract description 15
- 230000002787 reinforcement Effects 0.000 claims abstract description 37
- 239000004567 concrete Substances 0.000 claims abstract description 34
- 238000010276 construction Methods 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 39
- 239000010959 steel Substances 0.000 claims description 39
- 230000003014 reinforcing Effects 0.000 claims description 16
- 239000010410 layer Substances 0.000 claims description 15
- 230000037250 Clearance Effects 0.000 claims description 3
- 210000003205 Muscles Anatomy 0.000 claims description 3
- 238000004873 anchoring Methods 0.000 claims description 3
- 238000005266 casting Methods 0.000 claims description 3
- 230000035512 clearance Effects 0.000 claims description 3
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- 239000000203 mixture Substances 0.000 claims description 3
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- 238000003466 welding Methods 0.000 claims description 3
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Classifications
-
- 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
- E02D29/04—Making large underground spaces, e.g. for underground plants, e.g. stations of underground railways; Construction or layout thereof
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
Abstract
The invention relates to a precast concrete component assembly type subway station and an installation method. At present, the construction period of the construction process of the subway station is short, the surroundings are complex, the construction process is complex, the requirement on technological levels is relatively high, and consequently great risks are brought to the construction process of a subway, and risk situations that a foundation pit collapses, surrounding buildings are cracked, the ground is settled, water bursts and sand rushes are likely to be caused. The precast concrete component assembly type subway station is composed of a double-face overlapped top plate (1), an overlapped bottom plate (2), double-face overlapped wallboards (3) and precast bracket beams (13), wherein the top plate, the bottom plate, the wallboards and the bracket beams are precast components made of rebar and concrete materials. The precast components are provided with truss rebar (4). A cage of reinforcement is formed by the truss rebar and bidirectional outwards-stretching rebar, and the bidirectional outwards-stretching rebar is in a ring shape. The double-face overlapped top plate and the overlapped bottom plate are provided with exhaust holes (5). Through field assembly of the precast components and pouring of concrete, construction of the subway station is completed. The installation method is used for the precast concrete component assembly type subway station.
Description
Technical field:
The present invention relates to construction project field, be specifically related to a kind of precast concrete assembled subway station and installation method.
Background technology:
It is tight that the process of construction of current China subway station engineering has the duration, quantities is big, unit of taking part in building is more, surrounding is complex, working procedure is numerous and diverse, technical merit require higher, these give subway work progress bring greater risk, easily cause foundation ditch collapse, Adjacent Buildings cracking, surface subsidence and retention of excessive fluid, gush sand etc. unsafe condition.If these dangerous dealing with improperly will result in serious property loss, threaten the personal safety of construction worker simultaneously.
Summary of the invention:
It is an object of the invention to provide a kind of precast concrete assembled subway station and installation method.
Above-mentioned purpose is realized by following technical scheme:
A kind of precast concrete assembled subway station, its composition includes: the box-like top board of Double-side laminated, superposed type base plate, the box-like wallboard of Double-side laminated, prefabricated bracket beam, the box-like top board of described Double-side laminated is reinforcing bar, the prefabricated components of concrete material the Double-side laminated plywood with hollow structure, between described Double-side laminated box-like top board both concrete layers, truss bars is set, described truss bars forms framework of steel reinforcement with two-way and overhanging reinforcing bar, the concrete layer on the Double-side laminated box-like top board top that described two-way protruding bar is ring-type, described arranges steam vent.
Described precast concrete assembled subway station, described superposed type base plate is reinforcing bar, the prefabricated components of concrete material and is to be inverted superimposed sheet, described superposed type base plate arranges truss bars and support post, described truss bars forms framework of steel reinforcement with two-way and protruding bar, described support post is supported on subway station bottom cushion, described two-way protruding bar is to arrange steam vent on ring-type, described superposed type underplate concrete layer.
nullDescribed precast concrete assembled subway station，The box-like wallboard of described Double-side laminated is reinforcing bar、The prefabricated components of concrete material the box-like wallboard of Double-side laminated with hollow structure，Between the box-like wallboard of described Double-side laminated, truss bars is set，The box-like wallboard of described Double-side laminated has one or more groups merogenesis，Reserved spiral reinforcement bottom the top wall panel of the box-like wallboard of described Double-side laminated，In described spiral reinforcement the vertical muscle of parcel and with the bottom wall panel top protruding bar of the described box-like wallboard of Double-side laminated in tie hoop inside lap，Prefabricated bracket beam described in vertically installing between inside the box-like wallboard of described Double-side laminated，Described prefabricated bracket beam exposed steel bar stretches into described Double-side laminated box-like wallboard hollow position，The installation of bracket beam is realized by the anchoring of cast-in-place concrete Yu described prefabricated bracket beam exposed steel bar，Precoated plate is laid on described prefabricated bracket beam top.
Described precast concrete assembled subway station, upper and lower two pieces of the box-like wallboard of described Double-side laminated each arranges the dark beam of structure at link position, on the dark beam of described structure, connecting hole is set, described connecting hole one_to_one corresponding, the outside concrete layer length of the box-like wallboard of described Double-side laminated is more than inner side concrete layer, preset clearance between each prefabricated components, it is ensured that occur without deviation after component installation.
Described precast concrete assembled subway station, mutually joined by respective overhanging ring steel reinforced bar between the box-like top board of described Double-side laminated wallboard box-like with described Double-side laminated and insert longitudinal reinforcement formation pin joint and be connected, the box-like wallboard of described Double-side laminated and described superposed type base plate are mutually joined by respective overhanging ring steel reinforced bar and insert longitudinal reinforcement and form pin joint and be connected, mutually joined by respective overhanging ring steel reinforced bar between the box-like top board of described Double-side laminated and insert longitudinal reinforcement and form pin joint connection, mutually joined by respective overhanging ring steel reinforced bar between the box-like wallboard of described Double-side laminated and insert longitudinal reinforcement and form pin joint connection, mutually joined by respective overhanging ring steel reinforced bar between described superposed type base plate, insert longitudinal reinforcement and form pin joint connection
Described precast concrete assembled subway station, expose ring steel reinforced bar overlap joint between described pin joint connection prefabricated components and form overlap joint space, described longitudinal reinforcement is inserted in overlap joint space, do not overlap when described pin joint connection prefabricated components expose ring steel reinforced bar and there is spacing, it is aided with ring-type stirrup and forms overlap joint space with both sides prefabricated components exposed steel bar, inserting longitudinal reinforcement in overlap joint space, it is bonded to each other that described pin joint connection longitudinal reinforcement and prefabricated components expose ring steel reinforced bar.
Described precast concrete assembled subway station, described subway station section form has circle, ellipse, rectangle, square multiple section form.
A kind of precast concrete assembled subway station and installation method, the method comprises the steps:
First be precast concrete assembled subway station between prefabricated components bar connecting form except pin joint connect in addition to, can by the welding of reinforcing bar, overlap, the mode such as mechanical connection, wherein it is mechanically connected and comprises straight screw sleeve connection, taper thread sleeve connection, the connected modes such as grout sleeve connection, between prefabricated components, link position arranges assemblage gap；
nullBy the assembled box-like top board of subway station Double-side laminated、Superposed type base plate、The box-like wallboard of Double-side laminated、After the prefabricated components such as prefabricated bracket beam complete，Transport is to on-the-spot，After treating on-the-spot cushion construction，Super flat，Unwrapping wire，Lifting superposed type base plate，Lower floor's box-like wallboard of Double-side laminated is installed，Wall-panels supports is set，When precast concrete assembled subway station is double-decker，Prefabricated bracket beam is installed and fixes，Arrange precoated plate to support on superposed type base plate top，Hoisting prefabricated bracket beam top precoated plate，The upper strata box-like wallboard of Double-side laminated is installed，Wall-panels supports is set，Connector is used to be connected by box-like for levels Double-side laminated wallboard，On interlayer precoated plate top, the box-like top plate supporting of Double-side laminated is set，The box-like top board of Double-side laminated is installed，By casting concrete and vibrate，By box-like for Double-side laminated top board，Superposed type base plate，The box-like wallboard of Double-side laminated and prefabricated bracket beam link into an integrated entity.
Beneficial effect:
1.
The present invention is a kind of precast concrete assembled subway station, this product each prefabricated components standardized production, quality is high, and intensity is consistent with durability aspect, collaborative work it is beneficial to after having poured, bar connecting is circular overlap, after wear pin joint reinforcing bar form, attended operation is simple, quality is easily guaranteed that, it is equal to arrange beam at component link position, beneficially the globality of structure, improves the bearing capacity of structure.
The underground engineering of the present invention waterproof is the key of engineering success or failure, and precast concrete assembled subway station cast-in-place concrete part forms the continual entirety of continuous print at section part, forms overall water proof structure, and waterproof effect is preferable.
The speed of application of the present invention is fast, and the duration is short, and road recovers fast, shorter to construction area resident living influence time, is conducive to carrying out construction.
The present invention uses splicing prefabricated components excavation area little, and placing of material place is little, little on road traffic impact, does not results in traffic congestion.
Accompanying drawing illustrates:
Accompanying drawing
1
It it is the axonometric drawing of the present invention；
Accompanying drawing
2
It it is the structural profile connecting joint point diagram of the present invention；
Accompanying drawing
3
It is that the box-like top board of Double-side laminated of the present invention is along the longitudinally connected node diagram of subway station；
Accompanying drawing
4
It is that the superposed type base plate of the present invention is along the longitudinally connected node diagram of subway station；
Accompanying drawing
5
It is that the box-like wallboard of Double-side laminated of the present invention is along the longitudinally connected node diagram of subway station；
Accompanying drawing
6
It it is the upper and lower Double-side laminated box-like wallboard connecting joint structure figure of the present invention.
Detailed description of the invention:
Embodiment
1
:
A kind of precast concrete assembled subway station, its composition includes: the box-like top board of Double-side laminated
1
, superposed type base plate
2
, the box-like wallboard of Double-side laminated
3
, prefabricated bracket beam
13
, the box-like top board of described Double-side laminated is reinforcing bar, the prefabricated components of concrete material the Double-side laminated plywood with hollow structure, arranges truss bars between described Double-side laminated box-like top board both concrete layers
4
, described truss bars forms framework of steel reinforcement with two-way and overhanging reinforcing bar, and the concrete layer on the Double-side laminated box-like top board top that described two-way protruding bar is ring-type, described arranges steam vent
5
。
Embodiment
2
:
According to embodiment
1
Described described precast concrete assembled subway station, is characterized in that: described superposed type base plate is reinforcing bar, the prefabricated components of concrete material and is to be inverted superimposed sheet, and described superposed type base plate arranges truss bars and support post
6
, described truss bars forms framework of steel reinforcement with two-way and protruding bar, and described support post is supported on subway station bottom cushion, and described two-way protruding bar is to arrange steam vent on ring-type, described superposed type underplate concrete layer.
Embodiment
3
:
According to embodiment
2
Described precast concrete assembled subway station, it is characterized in that: the box-like wallboard of described Double-side laminated is reinforcing bar, the prefabricated components of concrete material the box-like wallboard of Double-side laminated with hollow structure, between the box-like wallboard of described Double-side laminated, truss bars is set, the box-like wallboard of described Double-side laminated has one or more groups merogenesis, reserved spiral reinforcement bottom the top wall panel of the box-like wallboard of described Double-side laminated
7
, the vertical muscle of parcel in described spiral reinforcement
8
And with the bottom wall panel top protruding bar of the described box-like wallboard of Double-side laminated in tie hoop inside lap, prefabricated bracket beam described in vertically installing between inside the box-like wallboard of described Double-side laminated, described prefabricated bracket beam exposed steel bar stretches into described Double-side laminated box-like wallboard hollow position, realized the installation of bracket beam by the anchoring of cast-in-place concrete Yu described prefabricated bracket beam exposed steel bar, precoated plate is laid on described prefabricated bracket beam top.
Embodiment
4
:
According to embodiment
3
Described precast concrete assembled subway station, is characterized in that: upper and lower two pieces of the box-like wallboard of described Double-side laminated each arranges the dark beam of structure at link position
9
, the dark beam of described structure arranges connecting hole
10
, described connecting hole one_to_one corresponding, the outside concrete layer length of the box-like wallboard of described Double-side laminated is more than inner side concrete layer, preset clearance between each prefabricated components, it is ensured that occur without deviation after component installation.
Embodiment
5
:
According to embodiment
1
Or
2
Or
3
Or
4
Described precast concrete assembled subway station, is characterized in that: by respective overhanging ring steel reinforced bar between the box-like top board of described Double-side laminated and the box-like wallboard of described Double-side laminated
11
Mutually join and insert longitudinal reinforcement
12
Formation pin joint connects, the box-like wallboard of described Double-side laminated and described superposed type base plate are mutually joined by respective overhanging ring steel reinforced bar and insert longitudinal reinforcement and form pin joint and be connected, mutually joined by respective overhanging ring steel reinforced bar between the box-like top board of described Double-side laminated and insert longitudinal reinforcement and form pin joint connection, mutually joined by respective overhanging ring steel reinforced bar between the box-like wallboard of described Double-side laminated and insert longitudinal reinforcement and form pin joint connection, mutually joined by respective overhanging ring steel reinforced bar between described superposed type base plate, insert longitudinal reinforcement and form pin joint connection.
Embodiment
6
:
According to embodiment
1
Or
2
Or
3
Or
4
Described precast concrete assembled subway station, it is characterized in that: expose ring steel reinforced bar overlap joint between described pin joint connection prefabricated components and form overlap joint space, described longitudinal reinforcement is inserted in overlap joint space, do not overlap when described pin joint connection prefabricated components expose ring steel reinforced bar and there is spacing, it is aided with ring-type stirrup and forms overlap joint space with both sides prefabricated components exposed steel bar, inserting longitudinal reinforcement in overlap joint space, it is bonded to each other that described pin joint connection longitudinal reinforcement and prefabricated components expose ring steel reinforced bar.
Embodiment
7
:
According to embodiment
1
Or
2
Or
3
Or
4
Described precast concrete assembled subway station, is characterized in that: described subway station section form has circle, ellipse, rectangle, square multiple section form.
Embodiment
8
:
A kind of installation method of precast concrete assembled subway station, the method comprise the steps: first be precast concrete assembled subway station between prefabricated components bar connecting form except pin joint connect in addition to, can by the welding of reinforcing bar, overlap, the mode such as mechanical connection, wherein it is mechanically connected and comprises straight screw sleeve connection, taper thread sleeve connection, the connected modes such as grout sleeve connection, between prefabricated components, link position arranges assemblage gap；
nullBy the assembled box-like top board of subway station Double-side laminated、Superposed type base plate、The box-like wallboard of Double-side laminated、After the prefabricated components such as prefabricated bracket beam complete，Transport is to on-the-spot，After treating on-the-spot cushion construction，Super flat，Unwrapping wire，Lifting superposed type base plate，Lower floor's box-like wallboard of Double-side laminated is installed，Wall-panels supports is set，When precast concrete assembled subway station is double-decker，Prefabricated bracket beam is installed and fixes，Arrange precoated plate to support on superposed type base plate top，Hoisting prefabricated bracket beam top precoated plate，The upper strata box-like wallboard of Double-side laminated is installed，Wall-panels supports is set，Connector is used to be connected by box-like for levels Double-side laminated wallboard，On interlayer precoated plate top, the box-like top plate supporting of Double-side laminated is set，The box-like top board of Double-side laminated is installed，By casting concrete and vibrate，By box-like for Double-side laminated top board，Superposed type base plate，The box-like wallboard of Double-side laminated and prefabricated bracket beam link into an integrated entity.
Claims (8)
1. a precast concrete assembled subway station, its composition includes: the box-like top board of Double-side laminated, superposed type base plate, the box-like wallboard of Double-side laminated, prefabricated bracket beam, it is characterized in that: the box-like top board of described Double-side laminated is reinforcing bar, the prefabricated components of concrete material the Double-side laminated plywood with hollow structure, between described Double-side laminated box-like top board both concrete layers, truss bars is set, described truss bars forms framework of steel reinforcement with two-way and overhanging reinforcing bar, described two-way protruding bar is ring-type, the concrete layer on described Double-side laminated box-like top board top arranges steam vent.
Precast concrete assembled subway station the most according to claim 1, it is characterized in that: described superposed type base plate is reinforcing bar, the prefabricated components of concrete material and is to be inverted superimposed sheet, described superposed type base plate arranges truss bars and support post, described truss bars forms framework of steel reinforcement with two-way and protruding bar, described support post is supported on subway station bottom cushion, described two-way protruding bar is to arrange steam vent on ring-type, described superposed type underplate concrete layer.
nullPrecast concrete assembled subway station the most according to claim 2，It is characterized in that: the box-like wallboard of described Double-side laminated is reinforcing bar、The prefabricated components of concrete material the box-like wallboard of Double-side laminated with hollow structure，Between the box-like wallboard of described Double-side laminated, truss bars is set，The box-like wallboard of described Double-side laminated has one or more groups merogenesis，Reserved spiral reinforcement bottom the top wall panel of the box-like wallboard of described Double-side laminated，In described spiral reinforcement the vertical muscle of parcel and with the bottom wall panel top protruding bar of the described box-like wallboard of Double-side laminated in tie hoop inside lap，Prefabricated bracket beam described in vertically installing between inside the box-like wallboard of described Double-side laminated，Described prefabricated bracket beam exposed steel bar stretches into described Double-side laminated box-like wallboard hollow position，The installation of bracket beam is realized by the anchoring of cast-in-place concrete Yu described prefabricated bracket beam exposed steel bar，Precoated plate is laid on described prefabricated bracket beam top.
Precast concrete assembled subway station the most according to claim 3, it is characterized in that: upper and lower two pieces of the box-like wallboard of described Double-side laminated each arranges the dark beam of structure at link position, on the dark beam of described structure, connecting hole is set, described connecting hole one_to_one corresponding, the outside concrete layer length of the box-like wallboard of described Double-side laminated is more than inner side concrete layer, preset clearance between each prefabricated components, it is ensured that occur without deviation after component installation.
5. according to the precast concrete assembled subway station described in claim 1 or 2 or 3 or 4, it is characterized in that: between the box-like top board of described Double-side laminated wallboard box-like with described Double-side laminated by respective overhanging ring steel reinforced bar mutually join and insert longitudinal reinforcement formed pin joint be connected, the box-like wallboard of described Double-side laminated and described superposed type base plate are mutually joined by respective overhanging ring steel reinforced bar and insert longitudinal reinforcement and form pin joint and be connected, mutually joined by respective overhanging ring steel reinforced bar between the box-like top board of described Double-side laminated and insert longitudinal reinforcement and form pin joint connection, mutually joined by respective overhanging ring steel reinforced bar between the box-like wallboard of described Double-side laminated and insert longitudinal reinforcement and form pin joint connection, mutually joined by respective overhanging ring steel reinforced bar between described superposed type base plate, insert longitudinal reinforcement and form pin joint connection.
6. according to the precast concrete assembled subway station described in claim 1 or 2 or 3 or 4, it is characterized in that: expose ring steel reinforced bar overlap joint between described pin joint connection prefabricated components and form overlap joint space, described longitudinal reinforcement is inserted in overlap joint space, do not overlap when described pin joint connection prefabricated components expose ring steel reinforced bar and there is spacing, it is aided with ring-type stirrup and forms overlap joint space with both sides prefabricated components exposed steel bar, inserting longitudinal reinforcement in overlap joint space, it is bonded to each other that described pin joint connection longitudinal reinforcement and prefabricated components expose ring steel reinforced bar.
7., according to the precast concrete assembled subway station described in claim 1 or 2 or 3 or 4, it is characterized in that: described subway station section form has circle, ellipse, rectangle, square multiple section form.
8. the installation method of the precast concrete assembled subway station that a kind utilizes described in claim 1-7, it is characterized in that: the method comprise the steps: first be precast concrete assembled subway station between prefabricated components bar connecting form except pin joint connect in addition to, can by the welding of reinforcing bar, overlap, the mode such as mechanical connection, wherein it is mechanically connected and comprises straight screw sleeve connection, taper thread sleeve connection, the connected modes such as grout sleeve connection, between prefabricated components, link position arranges assemblage gap；
nullBy the assembled box-like top board of subway station Double-side laminated、Superposed type base plate、The box-like wallboard of Double-side laminated、After the prefabricated components such as prefabricated bracket beam complete，Transport is to on-the-spot，After treating on-the-spot cushion construction，Super flat，Unwrapping wire，Lifting superposed type base plate，Lower floor's box-like wallboard of Double-side laminated is installed，Wall-panels supports is set，When precast concrete assembled subway station is double-decker，Prefabricated bracket beam is installed and fixes，Arrange precoated plate to support on superposed type base plate top，Hoisting prefabricated bracket beam top precoated plate，The upper strata box-like wallboard of Double-side laminated is installed，Wall-panels supports is set，Connector is used to be connected by box-like for levels Double-side laminated wallboard，On interlayer precoated plate top, the box-like top plate supporting of Double-side laminated is set，The box-like top board of Double-side laminated is installed，By casting concrete and vibrate，By box-like for Double-side laminated top board，Superposed type base plate，The box-like wallboard of Double-side laminated and prefabricated bracket beam link into an integrated entity.
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Application publication date: 20161012 |