CN108570989A - The suspension vertical adjustment system placed in the middle and construction method of pile foundation steel lattice column - Google Patents
The suspension vertical adjustment system placed in the middle and construction method of pile foundation steel lattice column Download PDFInfo
- Publication number
- CN108570989A CN108570989A CN201810427664.4A CN201810427664A CN108570989A CN 108570989 A CN108570989 A CN 108570989A CN 201810427664 A CN201810427664 A CN 201810427664A CN 108570989 A CN108570989 A CN 108570989A
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- China
- Prior art keywords
- lattice column
- steel lattice
- vertical adjustment
- verticality
- steel
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D13/00—Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers
- E02D13/04—Guide devices; Guide frames
-
- 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
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- Engineering & Computer Science (AREA)
- 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)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
A kind of the suspension vertical adjustment system placed in the middle and construction method of pile foundation steel lattice column, the system include hanger bracket, vertical adjustment noose and adjusting positioning screw.Construction method includes suspension vertical adjustment system placed in the middle, and the accurate adjustment control method being centered about to the verticality of steel lattice column and in its stake holes, it is to use steel cable suspended after the hanger bracket above stake holes lattice column that the verticality of the lattice column, which accurately adjusts control method, the flower basket bolt on vertical adjustment noose is used to adjust its verticality again, the accuracy controlling method that is centered about of the lattice column is accurately to adjust it using the adjusting positioning screw being welded on lattice column to be centrally positioned in stake holes.The present invention is centered about construction method by the design to ultra-deep foundation pit steel lattice column vertical adjustment system, and innovation vertical adjustment, and progress can be centered about to the verticality of steel lattice column and in hole and is quickly accurately adjusted, work efficiency and construction quality are effectively improved.
Description
Technical field
The present invention relates to building pile foundation technical field of construction is related to, the suspension vertical adjustment of specifically a kind of pile foundation steel lattice column occupies
Middle system and construction method.
Background technology
In contrary sequence method or foundation pit are using concrete inner support support engineering, frequently with pile foundation steel lattice column as structure
Temporary support component, steel lattice column are welded by angle steel and steel plate, and general lower end is embedded in cast-in-situ bored pile center, on
End with the structures such as internal support of foundation pit beam or basement beam slab for connecting.Steel lattice column is hung in load hole work progress, vertical
It is quality control critical process to spend and be centered about control, especially for the big specification steel lattice column of overlength, due to steel latticework
Column length is long, weight weight, and bottom bored concrete pile top is suspended from before pile foundation concreting, easily in concreting
Journey, which is perturbed, occurs deviation or verticality is exceeded and seriously affect its bearing capacity.
Invention content
The object of the present invention is to provide the suspension vertical adjustment system placed in the middle and construction method of a kind of pile foundation steel lattice column, Neng Gou
It to its verticality and is centered about progress in steel lattice column installation process and quickly and accurately adjusts and fixed, improved to reach
Working efficiency and construction quality.
The present invention reaches above-mentioned purpose by using following technical scheme：A kind of suspension vertical adjustment of pile foundation steel lattice column is placed in the middle
System, including hanger bracket, vertical adjustment noose and adjusting positioning screw, concrete structure and connection relation are：The hanger bracket includes
Crosspiece, rafter foot, the vertical adjustment noose include hoist and cable wire, and hoist is mounted on hanger bracket, the installation of cable wire one end
There are flower basket bolt, the other end to be articulated on the suspension hook of hoist, flower basket bolt is mounted with steel lattice column, and the adjusting positions spiral shell
Bar one end is polished into round end shape, and the other end offers thread, is provided with thread one end and is connect with the nut on steel lattice column.Pass through stake
The suspension vertical adjustment system placed in the middle of base steel lattice column can realize the verticality to steel lattice column and be centered about progress quickly fine tune
It is whole.
The hanger bracket length is longer 500-600mm than stake holes diameter, hanger bracket height 1.2-1.5m.
The adjusting positioning screw totally four, the metal material of a diameter of 16-20mm.
The construction method of the suspension vertical adjustment system placed in the middle of the pile foundation steel lattice column is totally divided into the preceding lifting of adjustment, hangs down
Straight degree adjustment is centered about three big steps of adjustment, and concrete operation step is as follows：
Step 1：Steel lattice column is lifted in stake holes using loop wheel machine, juxtaposition shifts on hanger bracket
Steel lattice column is hung using loop wheel machine and moves to hanger bracket, is included the following steps：
1) before lifting by crane, four welded corner joint hanging rings at the top of steel lattice column weld 4 on four side of steel lattice column and determine with adjusting
The position matched nut of screw rod；
2) the installation band gaily decorated basket bolting steel rope on steel lattice column hanging ring, and steel lattice column is lifted to by stake holes using loop wheel machine
It is interior；
3) loop wheel machine transfers steel lattice column to proper height, and steel hoist cable is transferred on the hoist lifting hook on hanger bracket,
And preliminary adjustment recession placed in the middle is done from loop wheel machine.
Step 2：The verticality of steel lattice column is accurately adjusted by vertical adjustment noose
Described accurately adjusts the verticality of steel lattice column by vertical adjustment noose, includes the following steps：
1) under the static suspension status of steel lattice column, using horizon rule or spirit level, the verticality of steel lattice column is carried out
It checks, judges its inclination conditions；
2) according to inclination conditions, by constantly adjusting four flower basket bolts on cable wire, by the verticality tune of steel lattice column
It is whole to meeting design or code requirement.
Step 3：Degree of progress is centered about by adjusting positioning screw to steel lattice column accurately to adjust
It is described degree of progress is centered about to steel lattice column by adjusting positioning screw accurately to adjust, include the following steps：
1) four adjusting positioning screws are installed on the nut of steel lattice column, and the steel pile casting inner wall of itself and stake holes is made to connect
It touches；
2) under measuring instrument monitoring, each adjusting positioning screw is rotated using Wrench, by adjust positioning screw with
The interaction force of steel pile casting make steel lattice column be centered about in stake holes；
3) steel lattice column be centered about adjusting after, answer its verticality of repetition measurement, if verticality occur deviation, should adjust again
Whole flower basket bolt makes the verticality of steel lattice column and is centered about to be satisfied by design and code requirement；
4) verticality of steel lattice column and after being centered about adjustment starts hoist and continues to transfer steel lattice column to setting
Count absolute altitude.
The suspension vertical adjustment system placed in the middle of the pile foundation steel lattice column includes suspension adjustment verticality and is centered about system.It is outstanding
It includes hanger bracket, vertical adjustment noose and adjusting positioning screw to hang adjustment verticality and be centered about system.
The present invention's has the prominent advantages that：
1, the ingenious flower basket bolt that hoist cable is utilized and positioning screw is adjusted to the verticality of steel lattice column and is centered about
Quickly adjust and fix, easy to operate, accuracy is high, advantageous to improve work efficiency and construction quality；
2, required tool and material are common construction material, make simple, good economy performance.
Description of the drawings
Fig. 1 is the structural schematic diagram of the suspension vertical adjustment system placed in the middle of pile foundation steel lattice column of the present invention.
Fig. 2 is the steel lattice column suspension vertical adjustment signal of the suspension vertical adjustment system placed in the middle of pile foundation steel lattice column of the present invention
Figure.
Fig. 3 is that the steel lattice column suspension adjustment of the suspension vertical adjustment system placed in the middle of pile foundation steel lattice column of the present invention is placed in the middle
Floor map.
Fig. 4 is that the steel lattice column suspension adjustment of the suspension vertical adjustment system placed in the middle of pile foundation steel lattice column of the present invention is placed in the middle
Elevational schematic view.
After Fig. 5 is the steel lattice column adjustment of the suspension vertical adjustment system placed in the middle of pile foundation steel lattice column of the present invention
Schematic diagram.
In figure label for：Crosspiece 1, rafter foot 2, hoist 3, cable wire 4, flower basket bolt 5, hanging ring 6, adjust positioning screw 7,
Nut 8, steel pile casting 9, steel lattice column 10.
Specific implementation mode
Technical scheme of the present invention is described further below by way of drawings and examples.
As shown in Figures 1 to 5, the suspension vertical adjustment system placed in the middle of pile foundation steel lattice column of the present invention, including hanger bracket,
Vertical adjustment noose and adjusting positioning screw, concrete structure and connection relation are：The hanger bracket includes crosspiece 1, rafter foot 2, institute
The vertical adjustment noose stated includes hoist 3 and cable wire 4, and hoist 3 is mounted on hanger bracket, and 4 one end of cable wire is equipped with flower basket bolt
5, the other end is articulated on the suspension hook of hoist 3, and flower basket bolt 5 and four angle hanging rings 6 of steel lattice column 10 mount, the tune
7 one end of section positioning screw is polished into round end shape, and the other end offers thread, is provided with thread one end and the nut 8 on steel lattice column
Connection.
The crosspiece 1 and rafter foot 2 of the hanger bracket are that section steel material is welded, and hanger bracket length is more true than stake holes diameter
Fixed length 500-600mm, hanger bracket height 1.2-1.5m,
The vertical adjustment noose includes hoist 3 and four cable wires 4.
The adjusting positioning screw 7 totally four is the metal material of diameter 16-20mm.
The construction method of the suspension vertical adjustment system placed in the middle of pile foundation steel lattice column of the present invention is hung before being totally divided into adjustment
Dress, is centered about three big steps of adjustment at verticality adjustment, and concrete operation step is as follows：
Step 1：Steel lattice column 10 is lifted in stake holes using loop wheel machine, juxtaposition shifts on hanger bracket, and specific steps are such as
Under：
1) before lifting by crane, four welded corner joint hanging rings 6 at the top of steel lattice column 10,10 4 side of steel lattice column weld four with
Adjust 7 matched nut 8 of positioning screw；
2) cable wire 4 is installed on the hanging ring 6 of steel lattice column 10, cable wire 4 installs flower basket bolt 5, and uses loop wheel machine by steel lattice
Structure column 10 is lifted in stake holes；
3) loop wheel machine transfers steel lattice column 10 to proper height, and steel lattice column 10 is moved to the hoist 3 on hanger bracket
On, and preliminary adjustment recession placed in the middle is done from loop wheel machine.
Step 2：The verticality of steel lattice column 10 is accurately adjusted by vertical adjustment noose, specifically includes following steps：
1) under 10 static suspension status of steel lattice column, using horizon rule or spirit level, to the verticality of steel lattice column 10
It is checked, judges its inclination conditions；
2) by constantly adjusting four flower basket bolts 5 on cable wire 4, the verticality of steel lattice column 10 is adjusted to meeting and is set
Meter or code requirement.
Step 3：Degree of progress is centered about to steel lattice column accurately to adjust, specifically include as follows by adjusting positioning screw
Step：
1) four adjusting positioning screws 7 are installed on the nut 8 of steel lattice column 10, and are made in its steel pile casting 9 with stake holes
Wall contacts；
2) under measuring instrument monitoring, each adjusting positioning screw 7 is rotated using Wrench, by adjusting positioning screw 7
With the interaction force of steel pile casting 9 make steel lattice column 10 be centered about in stake holes；
3) in steel lattice column 10 during being centered about adjustment, its verticality of repetition measurement is answered, if deviation occurs for verticality, is answered
Flower basket bolt 5 is adjusted again, makes the verticality of steel lattice column 10 and be centered about to be satisfied by design and code requirement；
4) verticality of steel lattice column 10 and after being centered about adjustment, starts hoist 3 and continues to transfer steel lattice column
To designed elevation.
Construction method principle：
Steel lattice column vertical adjustment technological principle：The absolute altitude at four angles of steel lattice column is adjusted using four flower basket bolts of hoist cable,
To realize that the levelness to steel lattice column upper surface controls, after steel lattice column upper surface is horizontal, this means that steel latticework
The verticality of column is guaranteed.
Steel lattice column adjusts technological principle placed in the middle：Four adjusting positioning screws are welded in steel lattice column four direction, are led to
The length for crossing adjustment screw, using the interaction force of screw rod and steel pile casting inner wall, to realize position of the steel lattice column in hole
Set adjustment and fixation.
Claims (4)
1. a kind of suspension vertical adjustment system placed in the middle of pile foundation steel lattice column, including hanger bracket, vertical adjustment noose and adjusting positioning screw,
It is characterized in that, concrete structure and connection relation are：The hanger bracket includes crosspiece, rafter foot, and the vertical adjustment noose includes
Hoist and cable wire, hoist are mounted on hanger bracket, and cable wire one end is equipped with flower basket bolt, and the other end is articulated in hoist
On suspension hook, flower basket bolt is mounted with steel lattice column, and described adjusting positioning screw one end is polished into round end shape, and the other end offers
Thread is provided with thread one end and is connect with the nut on steel lattice column, can by the suspension vertical adjustment system placed in the middle of pile foundation steel lattice column
It realizes the verticality to steel lattice column and is centered about and carry out quick intense adjustment.
2. the suspension vertical adjustment system placed in the middle of pile foundation steel lattice column according to claim 1, which is characterized in that the hanger bracket
Length is longer 500-600mm than stake holes diameter, hanger bracket height 1.2-1.5m.
3. the suspension vertical adjustment system placed in the middle of pile foundation steel lattice column described in claim 1, which is characterized in that the adjusting positioning
Screw rod totally four, the metal material of a diameter of 16-20mm.
4. the construction method of the suspension vertical adjustment system placed in the middle of pile foundation steel lattice column described in claim 1, which is characterized in that overall
It is divided into the preceding lifting of adjustment, verticality adjustment, is centered about three big steps of adjustment, concrete operation step is as follows：
Step 1：Steel lattice column is lifted in stake holes using loop wheel machine, juxtaposition shifts on hanger bracket
Steel lattice column is hung using loop wheel machine and moves to hanger bracket, is included the following steps：
1) before lifting by crane, four welded corner joint hanging rings at the top of steel lattice column weld 4 and adjusting positioning spiral shell on four side of steel lattice column
The matched nut of bar；
2) the installation band gaily decorated basket bolting steel rope on steel lattice column hanging ring, and steel lattice column is lifted in stake holes using loop wheel machine；
3) loop wheel machine transfers steel lattice column to proper height, and steel hoist cable is transferred on the hoist lifting hook on hanger bracket, and is done
Preliminary adjustment recession placed in the middle is from loop wheel machine.
Step 2：The verticality of steel lattice column is accurately adjusted by vertical adjustment noose
Described accurately adjusts the verticality of steel lattice column by vertical adjustment noose, includes the following steps：
1) under the static suspension status of steel lattice column, using horizon rule or spirit level, the verticality of steel lattice column is checked,
Judge its inclination conditions；
2) according to inclination conditions, by constantly adjusting four flower basket bolts on cable wire, by the verticality of steel lattice column adjust to
Meet design or code requirement；
Step 3：Degree of progress is centered about by adjusting positioning screw to steel lattice column accurately to adjust
It is described degree of progress is centered about to steel lattice column by adjusting positioning screw accurately to adjust, include the following steps：
1) four adjusting positioning screws are installed on the nut of steel lattice column, and it is made to be contacted with the steel pile casting inner wall of stake holes；
2) under measuring instrument monitoring, each adjusting positioning screw is rotated using Wrench, is protected with steel by adjusting positioning screw
Cylinder interaction force make steel lattice column be centered about in stake holes；
3) steel lattice column be centered about adjusting after, answer its verticality of repetition measurement, if verticality occur deviation, flower should be adjusted again
Basket bolt makes the verticality of steel lattice column and is centered about to be satisfied by design and code requirement；
4) verticality of steel lattice column and after being centered about adjustment starts hoist and continues to transfer steel lattice column to designing mark
It is high.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810427664.4A CN108570989A (en) | 2018-05-07 | 2018-05-07 | The suspension vertical adjustment system placed in the middle and construction method of pile foundation steel lattice column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810427664.4A CN108570989A (en) | 2018-05-07 | 2018-05-07 | The suspension vertical adjustment system placed in the middle and construction method of pile foundation steel lattice column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108570989A true CN108570989A (en) | 2018-09-25 |
Family
ID=63575704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810427664.4A Pending CN108570989A (en) | 2018-05-07 | 2018-05-07 | The suspension vertical adjustment system placed in the middle and construction method of pile foundation steel lattice column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108570989A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110685285A (en) * | 2019-10-21 | 2020-01-14 | 中建八局第一建设有限公司 | But reuse lattice column accurate positioning device |
| CN111044408A (en) * | 2020-01-19 | 2020-04-21 | 唐山开滦林西矿业有限公司 | Dense medium suspension density on-line measuring device |
| CN112623934A (en) * | 2021-02-08 | 2021-04-09 | 广西建工集团第二建筑工程有限责任公司 | Remote control unhooking device for high-altitude lifting appliance and using method thereof |
| CN113152479A (en) * | 2021-04-19 | 2021-07-23 | 武汉市金港岩土工程有限公司 | Accurate installation method of steel lattice column for foundation pit support |
| CN114753493A (en) * | 2022-03-28 | 2022-07-15 | 北京工业大学 | Assembly type adjustable positioning T-shaped steel pipe column and recycled concrete independent foundation connection structure and method |
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| JPH055313A (en) * | 1991-06-28 | 1993-01-14 | Kajima Corp | Setting tool for structural center column |
| CN201071510Y (en) * | 2007-07-13 | 2008-06-11 | 中建三局第三建设工程有限责任公司 | Lattice column locating and verticality adjusting guide frame device |
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| CN204150929U (en) * | 2014-10-17 | 2015-02-11 | 莱芜钢铁集团有限公司 | A kind of suspender |
| CN206289653U (en) * | 2016-12-06 | 2017-06-30 | 中铁建电气化局集团南方工程有限公司 | New contact net foundation construction mould |
| CN107227738A (en) * | 2017-08-03 | 2017-10-03 | 中铁十六局集团地铁工程有限公司 | A kind of location structure and its localization method for small space steel pipe column |
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2018
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Patent Citations (6)
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| JPH055313A (en) * | 1991-06-28 | 1993-01-14 | Kajima Corp | Setting tool for structural center column |
| CN201071510Y (en) * | 2007-07-13 | 2008-06-11 | 中建三局第三建设工程有限责任公司 | Lattice column locating and verticality adjusting guide frame device |
| CN202850027U (en) * | 2012-09-03 | 2013-04-03 | 湖北中南勘察基础工程有限公司 | Reverse building method pile foundation construction steel column location verticality adjustment device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110685285A (en) * | 2019-10-21 | 2020-01-14 | 中建八局第一建设有限公司 | But reuse lattice column accurate positioning device |
| CN110685285B (en) * | 2019-10-21 | 2021-05-25 | 中建八局第一建设有限公司 | But reuse lattice column accurate positioning device |
| CN111044408A (en) * | 2020-01-19 | 2020-04-21 | 唐山开滦林西矿业有限公司 | Dense medium suspension density on-line measuring device |
| CN112623934A (en) * | 2021-02-08 | 2021-04-09 | 广西建工集团第二建筑工程有限责任公司 | Remote control unhooking device for high-altitude lifting appliance and using method thereof |
| CN113152479A (en) * | 2021-04-19 | 2021-07-23 | 武汉市金港岩土工程有限公司 | Accurate installation method of steel lattice column for foundation pit support |
| CN114753493A (en) * | 2022-03-28 | 2022-07-15 | 北京工业大学 | Assembly type adjustable positioning T-shaped steel pipe column and recycled concrete independent foundation connection structure and method |
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Application publication date: 20180925 |