CN205875210U - Hat liang ji upright executes in groove to do and digs method station integrated structure system with lid - Google Patents
Hat liang ji upright executes in groove to do and digs method station integrated structure system with lid Download PDFInfo
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- CN205875210U CN205875210U CN201620729043.8U CN201620729043U CN205875210U CN 205875210 U CN205875210 U CN 205875210U CN 201620729043 U CN201620729043 U CN 201620729043U CN 205875210 U CN205875210 U CN 205875210U
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- top board
- fender post
- digs
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Abstract
The utility model relates to a hat liang ji upright executes in groove to do and digs method station integrated structure system with lid. The tradition lid digs the method construction method and has a great deal of drawback, the utility model discloses a retaining pile, guan liang, half circular pile, interim stand and lid dig the station roof, hat position of sill in retaining pile top, half circular pile of hat roof beam back setting, the inboard hat roof beam back of half circular pile is set up the lid and is dug the station roof, the lid digs station roof below and is supported by vertical interim stand, and the retaining pile inboard is supported by the interim stand of horizontally. The utility model discloses make full use of retaining pile participates in the atress, and the lid digs the road load that gets off that the roof transmit has steel stand and retaining pile to bear, reaches the purpose of construction under the lid condition of digging, gather materials on the spot, saving investment, the construction portably, the place does not take outside the increase, has effectually controlled the earth's surface displacement to closing on the risk of building structures and bringing.
Description
Technical field
This utility model belongs to subway engineering technical field of structures, is specifically related to a kind of hat beam foundation trench and uprightly performs and dig with lid
Method station integrated structure system.
Background technology
Digging method construction station is generally used for traffic more heavy duty zone, and this constructing operation face, region is limited, pipeline and building
Structures are more and distance subway foundation pit is relatively near, and hat beam foundation trench excavation typically to be taked put slope digging mode and take certain field
Ground, certainly will affect the most nervous floor traffic space.Nearer for distance building, it is understood that there may be without putting slope excavation
Condition or put slope excavation and have a strong impact on and close on building safety, on the other hand due to the needs of structural anti-buoyancy, the reinforcing bar of fender post
Need to anchor into station top board, owing to being controlled with intensity when fender post designs, in the foundation ditch stage, splitting more than 0.2mm i.e. occurs
Seam, can design life mate with main body and be still worth discussion.Digging method construction station combines semicircle stake and capping beam side
Case, can overcome the requirement to occupation of land space of the hat beam foundation trench excavation stage to greatest extent, reduce the hat beam foundation trench foundation ditch stage to building
The risk that structures exist, meets structural anti-buoyancy problem and makes subway internal force bang path clear and definite.Become lid and dig station
Work progress reduces the effective construction method of the one to traffic impact, source of controlling risk.
Hat beam foundation trench foundation depth is generally about 2.5m, from the point of view of cap excavation method station, owing to station top board need to be placed in
Hat back elevation location, causes Guan Liang to reduce absolute altitude, and the hat beam foundation trench degree of depth typically can reach about 5m.Open in view of hat beam foundation trench
Workmen human safety issues when digging, needs to carry out pattern foundation pit supporting structure, conventional support pattern for put slope excavation or put slope with
Soil nail wall combination, this support pattern exists that occupied ground is big, control deformation unfavorable two big drawbacks, for being in city prosperity
Location often without putting slope condition, or use reluctantly put slope but distance construction to build basis the nearest, cause potential risks source problem.If
Individually take pattern foundation pit supporting structure such as to perform piling bar, bring the most again construction costs to improve problem, for pipeline more close quarters, construction
Fender post place is the most nervous, more unconditionally performs piling bar.On the other hand for water rich strata, anti-floating problem is that cap excavation method is executed
Work station must take into, and uses fender post reinforcing bar to anchor into station top board mode and participates in anti-floating purpose to reach fender post, but relates to
And remain in question at issue to internal force transmission, durability Design etc. are many.As can be seen here, traditional design and construction method exists all
Many drawbacks.
Summary of the invention
The purpose of this utility model is to provide a kind of hat beam foundation trench and uprightly performs and cap excavation method station integrated structure system,
Bracing members is utilized to also serve as temporary steel column, and the system of the complete set that semicircle stake, capping beam, waterproof material etc. are formed, fully
Utilize on-the-spot material, on the basis of not increasing excavation space, realize hat beam foundation trench safe construction, reduce periphery construction of structures
Impact.
The technical scheme that this utility model is used is:
A kind of beam foundation trench of being preced with uprightly performs the structural system being combined with cap excavation method station, it is characterised in that:
Station top board is dug including fender post, Guan Liang, semicircle stake, interim column and lid；
Guan Liang is positioned at fender post top, and hat beam back arranges semicircle stake, and the hat beam back inside semicircle stake is set up lid and dug car
Stand top board；
Lid digs by vertical interim upright supports below the top board of station, by the interim upright supports of level inside fender post.
Semicircle stake inside side walls arranges capping beam and covers lid and dig station top end.
Lid digs station top board inside top and is provided with bracket, by the interim upright supports of level inside bracket.
Interim post end is provided with interim column capital coupling beam.
Lid digs the interim column bottom below the top board of station and is provided with interim stand column pile basis.
Lay fender post reinforcing bar in fender post, during fender post reinforcing bar binding, upwards reserve the semicircle stake reinforcing bar in semicircle stake.
This utility model has the advantage that
1, φ 609 bracing members conventional during this utility model uses subway work, and make full use of fender post participation stress,
Lid digs top board and is transmitted the highway loading got off and have steel column and fender post to undertake, and reaches to cover the purpose constructed under the conditions of digging, just
Draw materials, reduce investment outlay.
2, this utility model to fender post reinforcing bar composition, colligation, pour and improve, utilize bigger anti-of semicircle stake self
Curved rigidity undertakes foundation ditch soil lateral pressure and overcharge on ground, it is not necessary to additionally carry out excavation of foundation pit because performing hat beam foundation trench.Execute
Work is easy, does not increase extra place and takies, is effectively controlled surface displacement for closing on the risk that construction of structures brings.
3, this utility model performs capping beam by the later stage in semicircle stake bar planting mode, capping beam will normally use during water
Buoyancy is transferred to fender post, carrys out neutral buoyancy by fender post and periphery soil body side friction, reaches structural anti-buoyancy purpose.
Accompanying drawing explanation
Fig. 1 is the cross-sectional schematic diagram of structure of the present utility model；
Fig. 2 is semicircle stake of the present utility model and capping beam structure drawing；
Fig. 3 is semicircle stake formation level drawing of the present utility model.
In figure, 1-semicircle stake, 2-capping beam, 3-Guan Liang, 4-fender post, 5-lid digs station top board, 6-semicircle stake reinforcing bar, 7-
Fender post reinforcing bar, 8-semicircle pile template, 9-capping beam reinforcing bar, 10-bracket, the interim column of 11-, 12-interim column capital is even
Beam, 13-interim stand column pile basis.
Detailed description of the invention
Below in conjunction with detailed description of the invention, this utility model is described in detail.
The hat beam foundation trench that this utility model relates to uprightly performs the structural system being combined with cap excavation method station, including fender post
4, hat beam 3, semicircle stake 1, interim column 11(bracing members) and lid dig station top board 5.Hat beam 3 is positioned at fender post 4 top, is preced with beam 3
Back arranges semicircle stake 1, and hat beam 3 back inside semicircle stake 1 is set up lid and dug station top board 5.Lid digs below station top board 5 by erecting
Straight interim column 11 supports, and is supported by the interim column 11 of level inside fender post 4.
Semicircle stake 1 inside side walls arranges capping beam 2 and covers lid and dig station top board 5 end.Lid digs station top board 5 inside top
It is provided with bracket 10, is supported by the interim column 11 of level inside bracket 10.
Interim column 11 end is provided with interim column capital coupling beam 12(steel and encloses purlin).Lid digs facing below station top board 5
Shi Lizhu 11 bottom is provided with interim stand column pile basis 13.
Lay fender post reinforcing bar 7 in fender post 4, during fender post reinforcing bar 7 colligation, upwards reserve the semicircle stake steel in semicircle stake 1
Muscle 6.
Fender post 4 passes through reserved steel bar so that fender post 4 pile body and semicircle stake 1 one-time-concreting reach without being preced with beam 3 foundation trench
The purpose of excavation, lid digs station top board 5 and is placed on 4 apical cap beams 3 of fender post, digs after station top board 5 pours at lid and pass through
Bar planting mode performs capping beam 2 and reaches anti-floating purpose, it is to avoid fender post 4 reinforcing bar anchors into lid and digs station top board 5 and cause structure to be subject to
The problems such as power, durability Design.
Above-mentioned hat beam foundation trench uprightly performs and the construction method of cap excavation method station integrated structure system, comprises the following steps:
Step one: carry out fender post 4, interim stand column pile basis 13 construction, to semicircle stake reinforcing bar during fender post reinforcing bar 7 colligation
6 reserve, and pour fender post 4 pile body part concrete, when concreting to hat beam 3 top mark height, inside semicircle stake 1
Place semicircle pile template 8 to continue to pour semicircle stake 1 concrete, after concrete strength reaches design strength, remove semicircle pile
Template 8, carries out interim column 11 and the construction on interim stand column pile basis 13 simultaneously；
Step 2: carry out foundation ditch and once excavate, to hat beam 3 longitudinally through planting at excavation of foundation pit to hat beam 3 end elevation location
Whole foundation ditch hat beam 3 is linked together by muscle mode, reaches the purpose of overall stress, and construction lid digs station top board 5 and upper cattle thereof
Lower limb 10, until lid dig station top board 5 concrete reach design strength time, performing lid, to dig station top board 5 waterproof, logical in semicircle stake 1
Cross bar planting mode perform capping beam 2 and carry out concreting；
Step 3: with excavation of foundation pit and set up interim column 11, the interim column of first 11 is set up on bracket 10, passes through
Bracket 10 and lid dig station top board 5 and are transferred on fender post 4 by side direction horizontal load, can be according to monitoring result pair in work progress
Interim column 11 internal force is adjusted, it is ensured that deep pit monitor；
Step 4: after being excavated to substrate, construct successively according to construction way station base plate, middle plate, top board, finally recover road
Face, completes whole subway station digging method construction operation.
φ 609 bracing members that this utility model utilizes subway work scene conventional reaches carrying lid and digs top board and load thereof
Purpose, it is to avoid extra steel structure member makes；During fender post reinforcing bar binding, to more than stake top (being i.e. preced with more than back), reinforcing bar is adopted
Take and directly stretch out about 50% reinforcing bar mode from pile body, force modes can be formed after pouring and be similar to the semicircle pilework of barricade, right
Later stage bar planting mode is taked to form complete retaining wall structure in inter-pile soil body supporting；Because individually performing capping beam, fender post steel
Muscle need not anchor into station top board, and structural internal force pipeline is clear and definite, and design theory understands.Therefore during hat beam construction of foundation ditch not
Needing individually to perform foundation ditch, semicircle stake self has stronger bending rigidity, has reached reduction and has performed space, controls earth's surface deformation
Purpose.The concrete concrete operations of this method are easy, relatively inexpensive applicable in Metro Design.
Content of the present utility model is not limited to cited by embodiment, and those of ordinary skill in the art are new by reading this practicality
Type description and the conversion of any equivalence of taking technical solutions of the utility model, be claim of the present utility model institute
Contain.
Claims (6)
1. it is preced with beam foundation trench and uprightly performs the structural system being combined with cap excavation method station for one kind, it is characterised in that:
Station top board (5) is dug including fender post (4), Guan Liang (3), semicircle stake (1), interim column (11) and lid；
Guan Liang (3) is positioned at fender post (4) top, and Guan Liang (3) back arranges semicircle stake (1), the Guan Liang (3) of semicircle stake (1) inner side
Back is set up lid and is dug station top board (5)；
Lid digs station top board (5) lower section and is supported by vertical interim column (11), and fender post (4) inner side is by the interim column of level
(11) support.
A kind of beam foundation trench of being preced with the most according to claim 1 uprightly performs the structural system being combined with cap excavation method station, and it is special
Levy and be:
Semicircle stake (1) inside side walls arranges capping beam (2) and covers lid and dig station top board (5) end.
A kind of beam foundation trench of being preced with the most according to claim 2 uprightly performs the structural system being combined with cap excavation method station, and it is special
Levy and be:
Lid digs station top board (5) inside top and is provided with bracket (10), and bracket (10) inner side is by the interim column (11) of level
Support.
A kind of beam foundation trench of being preced with the most according to claim 3 uprightly performs the structural system being combined with cap excavation method station, and it is special
Levy and be:
Interim column (11) end is provided with interim column capital coupling beam (12).
A kind of beam foundation trench of being preced with the most according to claim 4 uprightly performs the structural system being combined with cap excavation method station, and it is special
Levy and be:
Lid digs interim column (11) bottom of station top board (5) lower section and is provided with interim stand column pile basis (13).
A kind of beam foundation trench of being preced with the most according to claim 5 uprightly performs the structural system being combined with cap excavation method station, and it is special
Levy and be:
Lay fender post reinforcing bar (7) in fender post (4), during fender post reinforcing bar (7) colligation, upwards reserve the semicircle in semicircle stake (1)
Stake reinforcing bar (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620729043.8U CN205875210U (en) | 2016-07-12 | 2016-07-12 | Hat liang ji upright executes in groove to do and digs method station integrated structure system with lid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620729043.8U CN205875210U (en) | 2016-07-12 | 2016-07-12 | Hat liang ji upright executes in groove to do and digs method station integrated structure system with lid |
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|---|---|
| CN205875210U true CN205875210U (en) | 2017-01-11 |
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| CN201620729043.8U Active CN205875210U (en) | 2016-07-12 | 2016-07-12 | Hat liang ji upright executes in groove to do and digs method station integrated structure system with lid |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106013241A (en) * | 2016-07-12 | 2016-10-12 | 中铁第勘察设计院集团有限公司 | Crown beam foundation trench upright construction and cover-excavation method station combination structural system and construction method |
-
2016
- 2016-07-12 CN CN201620729043.8U patent/CN205875210U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106013241A (en) * | 2016-07-12 | 2016-10-12 | 中铁第勘察设计院集团有限公司 | Crown beam foundation trench upright construction and cover-excavation method station combination structural system and construction method |
| CN106013241B (en) * | 2016-07-12 | 2018-06-08 | 中铁第一勘察设计院集团有限公司 | Guan Liang foundation trench uprightly performs and cap excavation method station integrated structure system and construction method |
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