CN105804115B - Assembled ground-connecting-wall or prefabricated pile and assembled underground station integrative construction device and construction method - Google Patents
Assembled ground-connecting-wall or prefabricated pile and assembled underground station integrative construction device and construction method Download PDFInfo
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- CN105804115B CN105804115B CN201610112478.2A CN201610112478A CN105804115B CN 105804115 B CN105804115 B CN 105804115B CN 201610112478 A CN201610112478 A CN 201610112478A CN 105804115 B CN105804115 B CN 105804115B
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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
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
- E02D7/20—Placing by pressure or pulling power
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- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The invention discloses assembled ground-connecting-wall or prefabricated pile and assembled underground station integrative construction device and construction methods, the constructing device includes the gantry crane equipped with lifting machine, gantry crane includes lateral gantry hanging beam and is used to support two supporting racks of lateral gantry hanging beam, two supporting racks are respectively arranged on the both sides of estimated excavation pit, it is equipped at least one sliding rail in the bottom of lateral gantry hanging beam, grab claw is fixed on a wherein sliding rail, fixes a slotter the inside of two supporting racks is each.The beneficial effects of the invention are as follows：Slotter, grab claw and lifting machine are combined together by gantry crane, facilitate the movement to these machines, meanwhile, that has saved these machines goes out entry time, and the construction period is greatly saved；The method of the present invention can be improved speed of application, shorten the construction period, and environmental pollution is small, it can be achieved that the advantages that industrialization production.
Description
Technical field
The present invention relates to underground structrue engineering fields more particularly to assembled ground-connecting-wall or prefabricated pile with assembled to get off
It stands integrative construction device and construction method.
Background technology
Traditional underground station is built to carry out frequently with cut and cover method, cap excavation method or shield method, these underground station construction sides
Method has some limitations, and can only be directed to a certain special geology or environmental condition can be applicable in.As underground engineering is applied
The progress of work technology and new material manufacture craft occurs using prefabricated components modularizations, My Perspective On The Co-building underground station
New method, this method have the characteristics that environmental pollution is small, speed of application is fast, efficient, have vast potential for future development.
Chinese patent CN104762990A provides a kind of modularly debarkation stop method of construction, first ties station before construction
Every ring of structure is all divided into combinable bottom plate prefabricated components, top plate prefabricated components and side wall prefabricated components；It is advanced when construction
Row substrate cushion construction；Then reaction frame is set；First boxing is connected on steel plate after the assembled first ring of reaction frame, cyclization later
On reaction frame, assembled other rings successively later, and to prefabricated components upper tenon groove mortar depositing construction while each ring assembly.The party
Method increases working procedure, reduces construction efficiency.
Chinese patent CN104674846A discloses a kind of construction method for digging underground station using precast construction lid, adopts
With the prefabricated respective members of outer batch production on construction ground, then utilize pile press machine by prefabricated fender post, column on construction ground
The position of stake indentation design requirement, carries out excavation of foundation pit, pours the collar tie beam that bears down on one, horizontally-supported, be laid with prefabricated superimposed sheet, pour knot
Then structure top plate backfills top cubic metre of earth, continues downward earth excavation later, pour negative one layer bottom plate, pour sole plate and build
Object abutment wall is built, underground station construction is completed.This method takes step-by-step construction, considerably increases working procedure, extends construction week
Phase.
Invention content
The object of the present invention is to provide with formula ground-connecting-wall or prefabricated pile and assembled underground station integrative construction device and
Construction method.It relates to a kind of pattern foundation pit supporting structure, excavation and station assembly integrated construction, improves construction efficiency, reduces environment
Pollution reduces project cost, contributes to the process for further pushing underground engineering industrialization.
In order to achieve the above objectives, the present invention adopts the following technical scheme that：
Assembled ground-connecting-wall or prefabricated pile and assembled underground station integrative construction device, include the dragon equipped with lifting machine
Gantry crane, gantry crane include lateral gantry hanging beam and are used to support two supporting racks of lateral gantry hanging beam, two supporting rack difference
Set on the both sides of estimated excavation pit, it is equipped at least one sliding rail in the bottom of lateral gantry hanging beam, wherein solid on a sliding rail
Determine grab claw, fixes a slotter the inside of two supporting racks is each；By the way that lifting machine, grab claw and slotter are respectively provided with
In on a gantry crane, gantry crane moves, while driving the movement of all devices, saves going out entry time for device, machine
It can simultaneously or individually operate, the construction period is greatly saved.
Further, idler wheel, idler wheel and the long rails for being set to foundation pit both sides are respectively equipped in the bottom of two supporting racks
Cooperation；The movement of gantry crane drives each machine movement on gantry crane；For machine one by one, facilitate
Movement to these machines, while saving working hour.
Further, further include control device, the control system difference of control device and lifting machine, grab claw and slotter
Individually connection is uniformly controlled these machines by control device is unified, saves manpower.
Further, further include remote controler, remote controler with the control device by wirelessly or non-wirelessly connecting, by being remotely controlled
Device realizes remote control, ensures construction safety.
Using the construction method of the assembled ground-connecting-wall or prefabricated pile and assembled underground station of above-mentioned constructing device, specifically
Steps are as follows：
1) constructing device is placed in the initial position of underground station boundary of works area；
2) control slotter in initial position as the mobile stage excavation groove of gantry crane is to set depth；
3) after grooving, control lifting machine does assembled ground-connecting-wall；Or control lifting machine is arranged simultaneously with individual piling machine
It is pressed into prefabricated pile；
4) control grab claw is from one end stage excavation of foundation pit to bottom of foundation ditch, and successively setting welded steel beam supports both sides
Ground-connecting-wall or prefabricated pile；
5) component of underground station is carried out from down to up assembled；
6) underground station internal structure is poured, after the completion, underground station construction is completed in earthing backfill.
Further, in step 3) in real time use testing apparatus for verticality detection assembled ground-connecting-wall or prefabricated pile hang down
Straight degree.
Further, the component of underground station includes middle part bottom plate, two pieces of L-shaped bottom side plates, sets in step 5)
Framed side wallboard and at least two blocks of crown plates in subway station both sides.
Further, the middle part bottom plate, bottom side plate, framed side wallboard and crown plate are prefabricated by armored concrete.
Further, when doing ground-connecting-wall or prefabricated pile in the step 3), it is necessary first to pacify in the groove excavated
Fill ground-connecting-wall or prefabricated pile locating rack.
Further, in assembled framed side wallboard, the verticality and flatness of side wall need to be detected in real time.
The present invention operation principle be：According to the integral layout of underground station, agent structure each section is divided into can be pre-
Assembling members processed, are mainly composed of precast member for reinforcing bar concrete.Assembly segment structure is made of prefabricated components, including：In
Portion's bottom plate, two pieces of L-shaped bottom side plates, framed side wallboard and at least two blocks of crown plates set on subway station both sides.Station main body
Component circumferential direction contact surface for double-layer double-span formula station, underground station connects for tongue-and-groove, setting positioning shear-pin, tongue-and-groove in tongue-and-groove
The lubricants such as butter are filled there are gap and inside it, in favor of the connection between prefabricated components；Floor is adopted in underground station
With cast-in-place structural, straight thread connector and floor bar are buried in component using being mechanically connected；Assembled ground-connecting-wall is by perpendicular type and Z
Type prefabricated components form, and play the role of pattern foundation pit supporting structure；Construction machinery is combination gantry crane, mainly by slotter, hydraulic grab machine
It is formed with lifting machine, grooving, excavation of foundation pit and lifting institutional operation can be carried out.Sequence of construction first with slotter grooving,
Be pressed into assembled ground-connecting-wall or prefabricated pile, then utilize hydraulic grab stage excavation, according still further to sequence of construction from lower to upper into
Driving station is assembled, last cast-in-place station internal structure, and station construction is completed in earthing backfill.
The beneficial effects of the invention are as follows：
1) slotter, grab claw and lifting machine are combined together by gantry crane, facilitate the movement to these machines,
Meanwhile that has saved these machines goes out entry time, and the construction period is greatly saved.
2) action of each mechanism is controlled by control device or remote controller collaborative, it is easy to control, simple, meanwhile, it avoids
Each machine at work, the case where being provided with one or more staff, saves manpower.
3) speed of application can be improved in method of the invention, shortens the construction period, and environmental pollution is small, it can be achieved that industrialization production
The advantages that.
Description of the drawings
Fig. 1 assembled station structure sectional views；
Fig. 2 assembled station construction layouts；
Fig. 3 (a)~3 (h) is assembled metro station construction block diagram.
Wherein：1. lifting machine, 2. grab claws, 3. slotters, the component of 4. ground-connecting-walls (prefabricated pile), 5. underground station.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Whole description.
As shown in Fig. 2, assembled ground-connecting-wall or prefabricated pile and assembled underground station integrative construction device, including be equipped with
The gantry crane of lifting machine 1, gantry crane include lateral gantry hanging beam and are used to support two supporting racks of lateral gantry hanging beam, two
Supporting rack is respectively arranged on the both sides of estimated excavation pit, at least one sliding rail is equipped in the bottom of lateral gantry hanging beam, wherein one
Grab claw 2 is fixed on sliding rail, fixes a slotter 3 the inside of two supporting racks is each；By by lifting machine 1, grab claw 2
It may be contained on a gantry crane with slotter 3, gantry crane movement, while driving the movement of all devices, save device
Go out entry time, machine simultaneously or can be operated individually, and the construction period is greatly saved.
It is respectively equipped with idler wheel in the bottom of two supporting racks, idler wheel coordinates with the long rails set on foundation pit both sides；Gantry
The movement hung drives each machine movement on gantry crane；For machine one by one, facilitate to these machines
Movement, while saving working hour.
The constructing device further includes control device and remote controler, control device and lifting machine 1, grab claw 2 and slotter 3
Control system individually connects, and is uniformly controlled to these machines by control device is unified, saves manpower；Remote controler and institute
The control device stated realizes remote control by wirelessly or non-wirelessly connecting, by remote controler, ensures construction safety.
As shown in Figure 1, the component of underground station includes middle part I, two piece of L-shaped bottom side plate II of bottom plate, is set to subway
The framed side wallboard III of station both sides and at least two blocks of crown plates IV, V, the middle part bottom plate I, bottom side plate II, framed side wallboard III and top
Arch bar IV, V is prefabricated by armored concrete.
As shown in Fig. 3 (a)~3 (h), using assembled ground-connecting-wall or prefabricated pile and the assembled underground of above-mentioned constructing device
The construction method at station, is as follows：
1) combination gantry crane construction machinery is set up, using 3 grooving of slotter, and places assembled ground-connecting-wall on groove
(prefabricated pile) locating rack, locating rack are made by scene and prefabricated components (prefabricated pile) size, place and fix, and recycle lifting
Machine 1 is pressed into along locating rack in groove, then utilizes 2 stage excavation of grab claw to foundation pit bottom；And successively setting welded steel beam supports
The ground-connecting-wall or prefabricated pile of both sides, welded steel beam are horizontally disposed；
2) the middle part bottom plate I of first ring underground station component 5 is accurately positioned, determines component assembly axial location；
3) according to position in step 2), station bottom plate assembled first, bottom plate is by one piece of middle part I, two piece of bottom side plate of bottom plate
II component forms, and using lifting machine 1 and human assistance, first spells middle part bottom plate I and spells bottom side plate II again, carried out to axis after having spelled
Correction；
4) assembled side wall, side wall are made of two pieces of framed side wallboards III, are checked the upper elevation of III piece of framed side wallboard before the mounting and are put down
Whole degree, it is ensured that the verticality and flatness of side wall；
5) assembled crown, crown are made of IV, V liang of module component of crown plate, are completed with gantry crane and trolley；
6) cast-in-place station internal structure, including floor and column, then earthing backfill, complete station construction.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (6)
1. assembled ground-connecting-wall or prefabricated pile and assembled underground station integrative construction device, which is characterized in that including being equipped with
The gantry crane of lifting machine, gantry crane include lateral gantry hanging beam and are used to support two supporting racks of lateral gantry hanging beam, two
Supporting rack is respectively arranged on the both sides of estimated excavation pit, at least one sliding rail is equipped in the bottom of lateral gantry hanging beam, wherein one
Grab claw is fixed on sliding rail, fixes a slotter the inside of two supporting racks is each；Further include control device, control device
It is individually connect with the control system of lifting machine, grab claw and slotter.
2. constructing device as described in claim 1, which is characterized in that be respectively equipped with idler wheel in the bottom of two supporting racks, roll
Wheel coordinates with the long rails set on foundation pit both sides.
3. constructing device as described in claim 1, which is characterized in that further include remote controler, remote controler is filled with the control
It sets by wirelessly or non-wirelessly connecting.
4. using the assembled ground-connecting-wall or prefabricated pile of the constructing device described in any one of claim 1-3 and assembled underground
The construction method at station, which is characterized in that be as follows：
1）Combination gantry crane construction machinery is set up, using slotter grooving, when doing ground-connecting-wall or prefabricated pile, it is necessary first to excavate
Installation ground-connecting-wall or prefabricated pile locating rack in good groove, locating rack are made by scene and ground-connecting-wall or prefabricated pile size, are placed
And fix, recycle lifting machine, by ground-connecting-wall or prefabricated pile indentation groove, then to be opened using grab claw layering along locating rack
It digs to foundation pit bottom；And successively setting welded steel beam supports the ground-connecting-wall or prefabricated pile of both sides, welded steel beam horizontally disposed；
2）The middle part bottom plate I of first ring underground station component is accurately positioned, determines component assembly axial location；
3）According to step 2）Middle position, station bottom plate assembled first, bottom plate is by one piece of middle part I, two piece of II structure of bottom side plate of bottom plate
Part forms, and using lifting machine and human assistance, first spells middle part bottom plate I and spells bottom side plate II again, corrected to axis after having spelled；
4）Assembled side wall, side wall are made of two pieces of framed side wallboards III, check elevation and flatness on framed side wallboard III before the mounting, really
Protect the verticality and flatness of side wall；
5）Assembled crown, crown are made of IV, V liang of module component of crown plate, are completed with gantry crane and trolley；
6）Cast-in-place station internal structure, including floor and column, then earthing backfill, complete station construction.
5. construction method as claimed in claim 4, which is characterized in that in step 4）In in real time use testing apparatus for verticality examine
Survey the verticality of side wall.
6. construction method as claimed in claim 4, which is characterized in that the middle part bottom plate I, bottom side plate II, framed side wallboard III
It is prefabricated by armored concrete with crown plate IV, V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610112478.2A CN105804115B (en) | 2016-02-29 | 2016-02-29 | Assembled ground-connecting-wall or prefabricated pile and assembled underground station integrative construction device and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610112478.2A CN105804115B (en) | 2016-02-29 | 2016-02-29 | Assembled ground-connecting-wall or prefabricated pile and assembled underground station integrative construction device and construction method |
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| Publication Number | Publication Date |
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| CN105804115A CN105804115A (en) | 2016-07-27 |
| CN105804115B true CN105804115B (en) | 2018-08-31 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105756090B (en) * | 2016-02-29 | 2018-02-06 | 济南轨道交通集团有限公司 | Cast-in-situ bored pile and assembled metro station construction integral method |
| CN105672354B (en) * | 2016-02-29 | 2018-05-11 | 济南轨道交通集团有限公司 | Cast-in-place ground-connecting-wall and cast-in-place metro station construction integral method |
| CN108396778A (en) * | 2018-01-25 | 2018-08-14 | 成都城投建筑科技投资管理集团有限公司 | A kind of construction method in precast assembly tunnel |
| CN110080294A (en) * | 2019-04-23 | 2019-08-02 | 中铁第四勘察设计院集团有限公司 | A kind of lid of assembled vault greatly across no column underground structure digs half reversed construction method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2845060B2 (en) * | 1992-11-17 | 1999-01-13 | 株式会社大林組 | Construction method of underground construction by fully automatic building construction system |
| CN102505706A (en) * | 2011-09-30 | 2012-06-20 | 北京市政建设集团有限责任公司 | Method for building subway station |
| CN103967050B (en) * | 2014-01-29 | 2015-05-20 | 广州机施建设集团有限公司 | Construction system of subway station |
| CN103912010B (en) * | 2014-04-04 | 2015-08-12 | 北京城建设计发展集团股份有限公司 | The prefabricated assembled Underground Construction method of open cut |
| CN104060629B (en) * | 2014-07-02 | 2015-08-05 | 中铁十二局集团第七工程有限公司 | The superimposed wall construction method in covered back-digging subway station and portable side wall formwork jumbo |
| CN104153389A (en) * | 2014-08-11 | 2014-11-19 | 中铁建大桥工程局集团第六工程有限公司 | Construction method for prefabricated assembly type subway station |
| CN204959762U (en) * | 2015-09-10 | 2016-01-13 | 沈阳铁道勘察设计院有限公司 | Barricade formula portal crane track girder construction |
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