CN106836200A - One kind is applied to steel column construction technology under low clearance - Google Patents
One kind is applied to steel column construction technology under low clearance Download PDFInfo
- Publication number
- CN106836200A CN106836200A CN201710045660.5A CN201710045660A CN106836200A CN 106836200 A CN106836200 A CN 106836200A CN 201710045660 A CN201710045660 A CN 201710045660A CN 106836200 A CN106836200 A CN 106836200A
- Authority
- CN
- China
- Prior art keywords
- steel pipe
- pipe column
- column
- steel
- welding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
- E02D5/38—Concrete or concrete-like piles cast in position ; Apparatus for making same making by use of mould-pipes or other moulds
Abstract
The invention discloses one kind suitable for steel column construction technology under low clearance, comprise the following steps：Measurement mark and then drilling first, then merogenesis hangs resistance to plucking pile cages in drilling, and fixedly mount locating platform and jig around drilling inner top, again pour concrete in first segment steel pipe column, and screw jack is installed on steel pipe column, merogenesis hangs steel pipe column again, using single groove weldering one-level welding between steel pipe column, steel pipe column top is connected with tool post after the completion of hanging, then concrete is poured into a mould successively in drilled pile and steel pipe column respectively, after removal tool post after concrete setting, locating platform and jig backfill fine sand to ground level in drilled pile.The invention is reasonable in design, easy to operate, and step is terse, saves construction cost, and time saving and energy saving, construction speed is fast, and construction quality is good, applied widely, is conducive to popularizing.
Description
Technical field
The invention belongs to the realm of building construction, more specifically, more particularly to one kind is applied suitable for steel column under low clearance
Work technique.
Background technology
With the increase of each urban population, urban transport problems has become the difficult point and hot issue of Chinese society, city
City's traffic is not only a municipal works problem or traffic technique problem, and is a comprehensive social concern.Future
The new traffic tools such as urban track traffic in several years will quickly grow, and right urban rail transit in China is still in initial development rank
Section.How to be made overall plans in process of construction, optimize general layout, reasonable distribution resource, environment purification is suited measures to local conditions, and is that each is built
If person answers urgently to be resolved hurrily.Subway is relatively more special one kind in transportation trade, and due to the advantage of its own, subway is in the present
During social and expanding economy afterwards, will necessarily play the part of a highly important role.It would therefore be desirable to strengthen conscientiously
The research and innovation of subway work technology, determine the technical measures of subway according to actual conditions, and formulate in subway work process
The Technical Management System of corresponding reasonable standard, ensures that subway work project is safely and effectively carried out with this, so as to improve ground
The total quality of iron.
With the great development of the subway construction in numerous domestic city, various complicated surrounding enviroment, geology, the hydrology, ground
Under the conditions of subway work it is more and more, the research to various construction technologies, new method is also more and more universal, it is ensured that and improve
Construction safety and work efficiency are the most important things.Carried out under the conditions of complex space metro station construction complex art get a good eye meaning and
Application prospect.
The content of the invention
The invention aims to solve shortcoming present in prior art, and the one kind for proposing is applied under low clearance
Steel column construction technology.
To achieve the above object, the present invention provides following technical scheme：One kind is applied to steel column construction work under low clearance
Skill, comprises the following steps：
S1, measure of pile position mark is carried out first, percussive drilling operation is then carried out to mark, and merogenesis hangs in drilling
Put resistance to plucking pile cages；
S2, fixedly mount locating platform and jig successively from top to bottom around the top of drilling, and it is flat in positioning
Platform installs horizontal measuring instrument additional；
S3, the interior pour concrete in first segment steel pipe column, then in position of the outside of first segment steel pipe column higher than pour concrete 1m
Put and be equidistantly staggered installation of screw jack, and outer tube, and outer tube and steel pipe column are arranged outside the screw mandrel of screw jack
Welding, screw jack installs four altogether every 300mm up and down along steel pipe vial wall, is noted between screw jack screw mandrel and outer tube
Full butter, and screw jack outside weldings have curved plate, steel pipe column top and the symmetrical four direction welding ear of bottom position
Plate；
S4, merogenesis hang steel pipe column, being welded between steel pipe column while steel pipe column perpendicularity is ensured, steel pipe column
Welding is one-level using single groove weldering, weld seam grade, and scene should engage the veteran professional welder to carry out welding, before welding
Dross on groove, greasy dirt, dust, floating rust etc. are cleaned out, is welded using J506 welding rod or H10Mn2 welding wires, after welding
Surface is smooth, and nondestructiving inspecting test is carried out after welding, and steel pipe column top is connected with tool post after the completion of hanging, and by bottom
Screw jack positioning action is carried out to steel pipe column；
S5, concrete is poured into a mould in drilled pile, positioning action is carried out to steel pipe column again during cast, treat coagulation
To carrying out cast concrete practices, and the pre-buried top rebars in steel pipe column in steel pipe column after soil solidification；
S6, after closely knit to instrument column bottom using backfill fine sand on the outside of steel pipe column after steel pipe column interior concrete solidification, so
Removal tool post, locating platform and jig afterwards, and fine sand to ground is backfilled in steel pipe column.
Preferably, using single groove weldering, weld seam grade is one-level, and scene should engage experienced for the steel pipe column welding
Professional welder carry out welding, the dross on groove, greasy dirt, dust, floating rust etc. are cleaned out before welding, welded using J506
Bar or H10Mn2 welding wires are welded, and surface is smooth after welding, and nondestructiving inspecting test is carried out after welding.
Preferably, the screw jack installs four, screw jack silk altogether every 300mm up and down along steel pipe vial wall
Butter is filled between bar and outer tube, and screw jack outside weldings have curved plate.
Preferably, the steel pipe column top and the symmetrical four direction welding otic placode of bottom position.
Technique effect of the invention and advantage：One kind that the present invention is provided is applied to steel column construction technology under low clearance,
Compared with traditional construction technology, the present invention cancels steel pile casting in former design, does not carry out installation positioning in uplift pile manually
Device and cut rim of a cup, labour reduced while reducing construction cost, in merogenesis hoisting process, using locating platform and
Jig, in aperture, welding ensures often to save the perpendicularity of docking operation, while it is very heavy to install four bolts to steel pipe column bottom
Top, after uplift pile is poured again in, it can be ensured that the accuracy of construction, accelerates construction speed, improves construction quality, should
Invention is reasonable in design, and easy to operate, step is terse, saves construction cost, and time saving and energy saving, construction speed is fast, and construction quality is good, fits
It is wide with scope, be conducive to popularizing.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with specific embodiment, to this
Invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, not
For limiting the present invention.Based on the embodiment in the present invention, those of ordinary skill in the art are not before creative work is made
The every other embodiment for being obtained is put, the scope of protection of the invention is belonged to.
The present invention provides following technical scheme：One kind is applied to steel column construction technology under low clearance, comprises the following steps：
S1, measure of pile position mark is carried out first, percussive drilling operation is then carried out to mark, and merogenesis hangs in drilling
Put resistance to plucking pile cages；
S2, fixedly mount locating platform and jig successively from top to bottom around the top of drilling, and it is flat in positioning
Platform installs horizontal measuring instrument additional；
S3, the interior pour concrete in first segment steel pipe column, then in position of the outside of first segment steel pipe column higher than pour concrete 1m
Put and be equidistantly staggered installation of screw jack, and outer tube, and outer tube and steel pipe column are arranged outside the screw mandrel of screw jack
Welding；
S4, merogenesis hang steel pipe column, being welded between steel pipe column while steel pipe column perpendicularity is ensured, have hung
Steel pipe column top is connected with tool post into rear, and screw jack by bottom carries out positioning action to steel pipe column；
S5, concrete is poured into a mould in drilled pile, positioning action is carried out to steel pipe column again during cast, treat coagulation
To carrying out cast concrete practices, and the pre-buried top rebars in steel pipe column in steel pipe column after soil solidification；
S6, after closely knit to instrument column bottom using backfill fine sand on the outside of steel pipe column after steel pipe column interior concrete solidification, so
Removal tool post, locating platform and jig afterwards, and fine sand to ground is backfilled in steel pipe column.
In sum：One kind that the present invention is provided is applied to steel column construction technology under low clearance, with traditional construction work
Skill is compared, and the present invention cancels steel pile casting in former design, is not carried out in uplift pile installation positioner manually and is cut rim of a cup,
Labour is reduced while reducing construction cost, in merogenesis hoisting process, using locating platform and jig, in aperture
Welding ensures often to save the perpendicularity of docking operation, while installing four bolt jacks to steel pipe column bottom, is poured in uplift pile
Centering again afterwards, it can be ensured that the accuracy of construction, accelerates construction speed, improves construction quality, and the invention is reasonable in design, behaviour
Facilitate, step is terse, save construction cost, time saving and energy saving, construction speed is fast, and construction quality is good, applied widely, is conducive to
Popularize.
Finally it should be noted that：The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention,
Although being described in detail to the present invention with reference to the foregoing embodiments, for a person skilled in the art, it still may be used
Modified with to the technical scheme described in foregoing embodiments, or equivalent carried out to which part technical characteristic,
All any modification, equivalent substitution and improvements within the spirit and principles in the present invention, made etc., should be included in of the invention
Within protection domain.
Claims (4)
- It is 1. a kind of to be applied to steel column construction technology under low clearance, it is characterised in that：Comprise the following steps：S1, carry out measure of pile position mark first, then carry out percussive drilling operation to mark, and in drilling merogenesis hang it is anti- Pile pulling steel reinforcement cage；S2, fixedly mount locating platform and jig successively from top to bottom around the top of drilling, and add in locating platform Dress horizontal measuring instrument；S3, the interior pour concrete in first segment steel pipe column, then in the position of the outside of first segment steel pipe column higher than pour concrete 1m etc. Spacing is staggered installation of screw jack, and outer tube is arranged outside the screw mandrel of screw jack, and outer tube is welded with steel pipe column；S4, merogenesis hang steel pipe column, being welded between steel pipe column while steel pipe column perpendicularity is ensured, after the completion of hanging Steel pipe column top is connected with tool post, and screw jack by bottom carries out positioning action to steel pipe column；S5, concrete is poured into a mould in drilled pile, positioning action is carried out to steel pipe column again during cast, treat that concrete coagulates Gu after to carrying out cast concrete practices, and the pre-buried top rebars in steel pipe column in steel pipe column；S6, after steel pipe column interior concrete solidification after on the outside of steel pipe column using backfill fine sand it is closely knit to instrument column bottom, then tear open Except tool post, locating platform and jig, and fine sand to ground is backfilled in steel pipe column.
- 2. according to claim 1 a kind of suitable for steel column construction technology under low clearance, it is characterised in that：The steel pipe Post welding is one-level using single groove weldering, weld seam grade, and scene should engage the veteran professional welder to carry out welding, is welded Before the dross on groove, greasy dirt, dust, floating rust etc. are cleaned out, welded using J506 welding rod or H10Mn2 welding wires, welding Surface is smooth afterwards, and nondestructiving inspecting test is carried out after welding.
- 3. according to claim 1 a kind of suitable for steel column construction technology under low clearance, it is characterised in that：The spiral Jack installs four altogether every 300mm up and down along steel pipe vial wall, and butter is filled between screw jack screw mandrel and outer tube, and Screw jack outside weldings have curved plate.
- 4. according to claim 1 a kind of suitable for steel column construction technology under low clearance, it is characterised in that：The steel pipe Column top and the symmetrical four direction welding otic placode of bottom position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710045660.5A CN106836200A (en) | 2017-01-20 | 2017-01-20 | One kind is applied to steel column construction technology under low clearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710045660.5A CN106836200A (en) | 2017-01-20 | 2017-01-20 | One kind is applied to steel column construction technology under low clearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106836200A true CN106836200A (en) | 2017-06-13 |
Family
ID=59119364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710045660.5A Pending CN106836200A (en) | 2017-01-20 | 2017-01-20 | One kind is applied to steel column construction technology under low clearance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106836200A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107675889A (en) * | 2017-08-04 | 2018-02-09 | 上海建工建集团有限公司 | Contrary sequence method steel pipe column vertical adjustment mould and vertical adjustment method |
| CN113353782A (en) * | 2021-06-08 | 2021-09-07 | 中铁四局集团第五工程有限公司 | Low-clearance ground wall-connected reinforcement cage rapid hoisting construction method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4027491A (en) * | 1974-02-11 | 1977-06-07 | Turzillo Lee A | Composite earth drilling auger and method of installing same in situ |
| CN101824919B (en) * | 2010-03-26 | 2011-06-22 | 中铁隧道集团有限公司 | Deep hole underwater installation and locating method of steel pipe column in weak watery stratum |
| CN104153403A (en) * | 2014-08-08 | 2014-11-19 | 中国建筑第八工程局有限公司 | Construction method for reverse construction method cast-in-place pile static load test pile |
-
2017
- 2017-01-20 CN CN201710045660.5A patent/CN106836200A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4027491A (en) * | 1974-02-11 | 1977-06-07 | Turzillo Lee A | Composite earth drilling auger and method of installing same in situ |
| CN101824919B (en) * | 2010-03-26 | 2011-06-22 | 中铁隧道集团有限公司 | Deep hole underwater installation and locating method of steel pipe column in weak watery stratum |
| CN104153403A (en) * | 2014-08-08 | 2014-11-19 | 中国建筑第八工程局有限公司 | Construction method for reverse construction method cast-in-place pile static load test pile |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107675889A (en) * | 2017-08-04 | 2018-02-09 | 上海建工建集团有限公司 | Contrary sequence method steel pipe column vertical adjustment mould and vertical adjustment method |
| CN113353782A (en) * | 2021-06-08 | 2021-09-07 | 中铁四局集团第五工程有限公司 | Low-clearance ground wall-connected reinforcement cage rapid hoisting construction method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104234079B (en) | A kind of subway station Y type cast steel combines steel pipe column construction method | |
| CN103123016B (en) | Construction method for laying gas pipelines along bridge | |
| CN106836191A (en) | The construction method of subway building enclosure ground-connecting-wall under a kind of low clearance | |
| CN108643192A (en) | Brace in Deep Footing Groove supporting ultralong steel tube column pile construction method | |
| CN105672314B (en) | A kind of semi-inverse method steel pipe post pile construction method | |
| CN108867622B (en) | Underground diaphragm wall reinforcement cage for penetrating through underground pipeline and construction method thereof | |
| CN102493471A (en) | Suspending installation construction process method of structural foot margin anchor bolt | |
| CN102518300B (en) | Embedded conical bearing joint type steel structural support and construction method thereof | |
| CN106836200A (en) | One kind is applied to steel column construction technology under low clearance | |
| CN103088843B (en) | Pipe gallery embedded iron parts construction method of installation | |
| CN107503382B (en) | End template fixed rubber water stop belt structure and construction method thereof | |
| CN103174132A (en) | Construction method of minor diameter pile inside city underground construction underground excavation pilot tunnel | |
| CN106245654A (en) | Deposited reinforced concrete pile exempts from inter-pile soil excavation construction method | |
| CN107938675A (en) | A kind of Vertical spots concrete placings technique and device | |
| CN101349057A (en) | Underground continuous wall construction method crossing city pipelines | |
| CN105040992B (en) | Reverse inverted-insertion type construction method for structural steel columns | |
| CN109653042B (en) | Installation method for replacing guide rail of sector section based on modularization principle | |
| CN207862964U (en) | A kind of land bearing platform construction system | |
| CN104949140B (en) | The spiral deslagging device of station boiler and installation method | |
| CN209703544U (en) | A kind of native pile foundation of monitoring upright bar | |
| CN206928251U (en) | A kind of deep hole plane gate embedded parts erecting device | |
| CN112761072A (en) | Construction method of deep foundation pit steel trestle ramp | |
| CN205261040U (en) | Direct -burried breaking of contact formula sleeve pipe | |
| CN111119218A (en) | Construction method for processing leading hole joint of ultra-deep plain diaphragm wall | |
| CN205421871U (en) | On --spot elevation measuring tool of construction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170613 |
|
| RJ01 | Rejection of invention patent application after publication |