CN108571008A - Lid digs station steel pipe column positioning construction method - Google Patents
Lid digs station steel pipe column positioning construction method Download PDFInfo
- Publication number
- CN108571008A CN108571008A CN201810393086.7A CN201810393086A CN108571008A CN 108571008 A CN108571008 A CN 108571008A CN 201810393086 A CN201810393086 A CN 201810393086A CN 108571008 A CN108571008 A CN 108571008A
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- Prior art keywords
- steel pipe
- pipe column
- locator
- point
- 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
- 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
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/18—Adjusting tools; Templates
- E04G21/1841—Means for positioning building parts or elements
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Paleontology (AREA)
- Mining & Mineral Resources (AREA)
- General Engineering & Computer Science (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Mechanical Engineering (AREA)
- Foundations (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The present invention provides a kind of practical positioning construction methods for being suitable for ground iron covering and digging the positioning of station steel pipe column, include the following steps：The installation of locating cone, the installation of locator and the installation of steel pipe column, the lid digs station steel pipe column locating support and positioning construction method is simple and practical, using top positioning, with lower part, positioning is combined, pass through locating cone, locator alignment by union, the deviation that steel pipe column center, level and elevation can effectively be controlled improves the construction quality of steel pipe rod structure, and positioning device installation operation process is simple, the advantages of with simplifying working procedure, saving the construction period.
Description
Technical field
The invention belongs to field of engineering technology, and being suitable for ground iron covering more particularly, to one kind digging the positioning construction of station steel pipe column
Method.
Background technology
When metro station construction, lid excavation construction method is common method, and steel pipe column is close in digging method construction subway station
One of diversification structure type of application is studied over year, successfully application is attracted attention by more and more building trades, it is utilized
Steel corbel, beam steel, the mode of transfer force formation concrete filled steel tube sheet-pile of node ring flat-plate or beam slab rod structure, have given full play to steel pipe
The advantage of column, thus be gradually applied in the permanent structure column of subway station, erection of steel pipe column is can not in lid excavation construction
Or the roads Que Shou program, after the completion of pile foundation construction, erection of steel pipe column becomes important link, how to allow steel pipe column accurately and pile foundation
Connection, and ensure that the verticality of its installation is the key points and difficulties of its construction.
Invention content
In view of this, the present invention is directed to propose a kind of ground iron covering that is suitable for digs station steel pipe column positioning construction method, the party
Method is simple and practical, can realize that the installation to steel pipe column positions by this method, reduces difficulty of construction and improves steel pipe column positioning
Precision.
In order to achieve the above objectives, the technical proposal of the invention is realized in this way：
Lid digs station steel pipe column positioning construction method, includes the following steps：
Step A, concrete at the pile foundation position of steel pile casting bottom is cut：
The concrete at the pile foundation position of steel pile casting bottom is cut with pneumatic pick, until exposing the reinforcing bar being embedded in advance in concrete
Mesh sheet top surface, the reservation of reinforced mesh rest part are cast in concrete, and the broken concrete in top surface uses well-bucket vertical-lift
Mode hangs out removing；
Step B：By cultellation instrument to cultellation at pile foundation position, the installation site point of locating cone is determined；
Step C：Locating cone and locator bolt are fixed at preset installation site point；
Step D, locator is placed on locating cone；
Step E, steel pipe column being hung in from ground steel pile casting inlet, the central point of steel pipe column is directed at locator central point,
It is mounted on locator.
Step F, the verticality of steel pipe column is adjusted.
Further, it covers and digs station steel pipe column positioning construction method, in the step B：
Before the installation site of locating cone determines, the survey for first carrying out steel pipe column central point at earth's surface is set, and method is：Using complete
Instrument of standing integrally is surveyed at earth's surface sets the Center plan-position of steel pipe column, and steel pipe column central point at earth's surface is determined with this, and
Fender pile is made on the outer cross axis direction of steel pile casting construction area；
After the completion of the survey of steel pipe column central point is set at earth's surface, the installation site point of locating cone is determined：First from ground steel column center
Place's plumb bob is by steel column center pilot measurement to pile foundation position, the installation site point of preliminary calibrating and positioning cone；
It is accurately positioned the installation site point of locating cone：Steel pile casting tip shelf sets locating support, the wherein center of locating support
Point is corresponding with steel pipe column central point at earth's surface, and adjusting locating support keeps its horizontal, and cultellation instrument is placed in the center of locating support
At point, by cultellation instrument to cultellation at pile foundation position, the installation site point of locating cone can be accurately positioned.
Further, it covers and digs station steel pipe column positioning construction method, in the step B：
By cultellation instrument at pile foundation position when cultellation, to avoid cultellation instrument cultellation visor vertical error, when each cultellation
Change three directions, when falling within same point such as point, which is the installation site point of locating cone, otherwise will produce three sides
To point, which forms a triangles, and triangle center point is the installation site point of locating cone at this time.
Further, it covers and digs station steel pipe column positioning construction method, in the step C：
Before locating cone is fixed, the verticality of first successive step locating cone, in the installation site point position of locating cone, by locating cone
Lower end is welded on reinforced mesh, and three locator bolts are vertically disposed in preset nest point, in locating cone hypomere and is determined
Position device bolt lower half portion pours 5~10cm concrete, until concrete final set is fixed.
Further, it covers and digs station steel pipe column positioning construction method, in the step D：
Locator central channel is directed at locating cone, and three positioning by the accurate load-carrying member locator for installing steel pipe column
Device bolt is directed at corresponding locator bolt hole in locator, so that locator is placed to above locating cone according to installed height mark, peace
Locator adjusting nut is filled, locator leveling is welded locator and steel pile casting with turnbuckle, after fixation, positioning
Device stringcourse is with lower part casting concrete, until concrete final set.
Further, it covers and digs station steel pipe column positioning construction method, in the step D：
Survey set the method for locator installed height mark as：Locator installed height mark is set using spirit level, the survey of 50m steel rulers, by column
50cm is returned on the absolute altitude of bottom on steel pile casting wall, when measurement, changes steel ruler 3 times, determine it is accurate after, the steel at height place protects herein
For four points of mark as locator elevation control point, which is distributed in the quadrantal points of steel pile casting cross circular section on cylinder inner wall
Place.
Further, it covers and digs station steel pipe column positioning construction method, in the step D：
The method of locator leveling is:Using 1m levelling rods by positioner control to horizontal position, and by adjusting positioning
Device adjusting nut it is elastic by locator leveling.
Further, it covers and digs station steel pipe column positioning construction method, in the step F：
Adjustment steel pipe column verticality method be：In steel pipe column upper end, hang down mutually along two of steel pipe column cross circular section
It is the central upper portion point of steel pipe column that straight diametric(al), which draws two lines, the intersection point of two lines, observe the point whether with cultellation instrument
The central point for throwing measuring point and pile foundation locator overlaps in vertical direction, if this 3 points coincidences, then it is assumed that and steel pipe column is vertical,
If misaligned, steel pipe column is pushed to change its gradient by jack at this 3 points, until 3 points of coincidences, steel pipe column verticality tune
It is whole to finish.
Compared with the existing technology, lid of the present invention digs station steel pipe column positioning construction method and has the advantage that：
The lid digs station steel pipe column positioning construction method, and using top positioning, with lower part, positioning is combined, and passes through locating support
In conjunction with localization method and locating cone, locator alignment by union, the inclined of steel pipe column center, level and elevation can be effectively controlled
Difference improves the construction quality of steel pipe rod structure, and positioning device installation operation process is simple, has and simplifies working procedure, section
About the construction period the advantages of.
Description of the drawings
The attached drawing for constituting the part of the present invention is used to provide further understanding of the present invention, schematic reality of the invention
Example and its explanation are applied for explaining the present invention, is not constituted improper limitations of the present invention.In the accompanying drawings：
Fig. 1 is the construction schematic diagram of steel pipe column positioning；
Fig. 2 is the lower part construction schematic diagram that steel pipe column positions in Fig. 1；
Fig. 3 is the enlarged diagram of part A in Fig. 2；
Fig. 4 is the top construction schematic diagram that steel pipe column positions in Fig. 1.
Reference sign：
1- steel pile castings；2- steel pipe columns；3- locating cones；4- locators；41- locator central channels；5- reinforced mesh；6- is positioned
Device bolt；7- locator adjusting nuts；8- cultellation instrument；9- locating supports.
Specific implementation mode
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the present invention, it is to be understood that, term "center", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as pair
The limitation of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply phase
To importance or implicitly indicate the quantity of indicated technical characteristic.The feature for defining " first ", " second " etc. as a result, can
To express or implicitly include one or more this feature.In the description of the present invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
The lid that the present invention will be described in detail below with reference to the accompanying drawings and embodiments dig station steel pipe column locating support and
Positioning construction method.
As shown in Figs 1-4, lid digs station steel pipe column positioning construction method, includes the following steps：
Step A, concrete at 1 bottom pile foundation position of steel pile casting is cut：
The concrete at 1 bottom pile foundation position of steel pile casting is cut with pneumatic pick, until exposing the steel being embedded in advance in concrete
5 top surface of muscle mesh sheet, the reservation of 5 rest part of reinforced mesh are cast in concrete, and the broken concrete in top surface is vertical using well-bucket
Hoisting way hangs out removing；
Step B：By cultellation instrument 8 to cultellation at pile foundation position, the installation site point of locating cone 3 is determined：
Before the installation site of locating cone 3 determines, the survey for first carrying out 2 central point of steel pipe column at earth's surface is set, and method is：Using
Total powerstation integrally surveys the Center plan-position for setting steel pipe column 2 at earth's surface, and 2 central point of steel pipe column at earth's surface is determined with this,
And fender pile is made on cross axis direction outside 1 construction area of steel pile casting；
After the completion of the survey of 2 central point of steel pipe column is set at earth's surface, the installation site point of locating cone 3 is determined：First from the steel column of ground
With plumb bob by steel column center pilot measurement to pile foundation position at the heart, preliminary calibrating and positioning bores 3 installation site point；
It is accurately positioned the installation site point of locating cone 3：1 tip shelf of steel pile casting sets locating support 9, wherein locating support 9
Central point is corresponding with 2 central point of steel pipe column at earth's surface, and adjusting locating support 9 keeps its horizontal, and cultellation instrument 8 is placed in locating support
9 center can be accurately positioned the installation site point of locating cone 3 by cultellation instrument 8 to cultellation at pile foundation position；
By cultellation instrument 8 at pile foundation position when cultellation, to avoid 8 cultellation visor vertical error of cultellation instrument, each cultellation
Tri- directions Shi Bianhua, when falling within same point such as point, which is the installation site point of locating cone 3, otherwise will produce three
The point in a direction, 3 lines form a triangle, and triangle center point is the installation site point of locating cone 3 at this time.
Step C：Locating cone 3 and locator bolt 6 are fixed at preset installation site point.
Before locating cone 3 is fixed, the verticality of first successive step locating cone 3 will determine in the installation site point position of locating cone 3
Position 3 lower ends of cone are welded on reinforced mesh 5, three locator bolts 6 are vertically disposed in preset nest point, in locating cone 3
Hypomere and 6 lower half portion of locator bolt pour 5~10cm concrete, until concrete final set is fixed.
Step D, the accurate load-carrying member locator 4 of steel pipe column 2 is installed：Locator central channel 41 is directed at locating cone 3, and
And three locator bolts 6 are directed at corresponding locator bolt hole in locator 4, and locator 4 is made to be placed to according to installed height mark
Locator 4 and steel pile casting 1 are welded 4 leveling of locator with turnbuckle by 3 top of locating cone, installation positioner adjusting nut 7
It connects, after fixation, 4 stringcourse of locator is with lower part casting concrete, until concrete final set.
Survey set the method for 4 installed height mark of locator as：4 installed height mark of locator is set using spirit level, the survey of 50m steel rulers, it will
50cm is returned on the absolute altitude of column bottom on 1 wall of steel pile casting, when measurement, changes steel ruler 3 times, determine it is accurate after, the steel at height herein
Four points are marked on 1 inner wall of casing as 4 elevation control point of locator, which is distributed in the quadrant of steel pile casting cross circular section
At point.
The method of 4 leveling of locator is:Locator 4 is adjusted to horizontal position using 1m levelling rods, and by adjusting fixed
Position device adjusting nut 7 it is elastic by 4 leveling of locator.
Step E, steel pipe column 2 is hung in from 1 inlet of ground steel pile casting, 4 center of central point alignment locator of steel pipe column 2
Point is mounted on locator 4.
Step F, the verticality of steel pipe column 2 is adjusted.
The method of verticality for adjusting steel pipe column 2 is：It is mutual along two of 2 cross circular section of steel pipe column in 2 upper end of steel pipe column
It is the central upper portion point of steel pipe column 2 that perpendicular diametric(al), which draws two lines, the intersection point of two lines, observe the point whether with cultellation
The throwing measuring point of instrument 8 and the central point of pile foundation locator 4 overlap in vertical direction, if this 3 points coincidences, then it is assumed that steel pipe
Column 2 is vertical, if misaligned, pushes steel pipe column 2 to change its gradient by jack at this 3 points, until 3 points of coincidences, steel pipe
The adjustment of 2 verticality of column finishes.
The foregoing is merely the preferred embodiments of the invention, are not intended to limit the invention creation, all at this
Within the spirit and principle of innovation and creation, any modification, equivalent replacement, improvement and so on should be included in the invention
Protection domain within.
Claims (8)
1. lid digs station steel pipe column positioning construction method, it is characterised in that：Include the following steps：
Step A, concrete at steel pile casting (1) bottom pile foundation position is cut：
The concrete at steel pile casting (1) bottom pile foundation position is cut with pneumatic pick, until exposing the reinforcing bar being embedded in advance in concrete
Mesh sheet (5) top surface, the reservation of reinforced mesh (5) rest part are cast in concrete, and the broken concrete in top surface is hung down using well-bucket
Straight hoisting way hangs out removing；
Step B：By cultellation instrument (8) to cultellation at pile foundation position, the installation site point of locating cone (3) is determined；
Step C：Locating cone (3) and locator bolt (6) are fixed at preset installation site point；
Step D, locator (4) is placed on locating cone (3)；
Step E, steel pipe column (2) is hung in from ground steel pile casting (1) inlet, the central point alignment locator (4) of steel pipe column (2)
Central point is mounted on locator (4)；
Step F, the verticality of adjustment steel pipe column (2).
2. lid according to claim 1 digs station steel pipe column positioning construction method, it is characterised in that：In the step B：
Before the installation site of locating cone (3) determines, the survey for first carrying out steel pipe column (2) central point at earth's surface is set, and method is：Using
Total powerstation integrally surveys the Center plan-position for setting steel pipe column (2) at earth's surface, and steel pipe column at earth's surface (2) center is determined with this
Point, and make fender pile on the outer cross axis direction of steel pile casting (1) construction area；
After the completion of the survey of steel pipe column (2) central point is set at earth's surface, the installation site point of locating cone (3) is determined：First from the steel column of ground
With plumb bob by steel column center pilot measurement to pile foundation position at the heart, preliminary calibrating and positioning bores the installation site point of (3)；
It is accurately positioned the installation site point of locating cone (3)：Steel pile casting (1) tip shelf sets locating support (9), wherein locating support
(9) central point is corresponding with (2) central point of steel pipe column at earth's surface, and adjusting locating support (9) keeps its horizontal, by cultellation instrument (8)
It is placed in the center of locating support (9), by cultellation instrument (8) to cultellation at pile foundation position, locating cone (3) can be accurately positioned
Installation site point.
3. lid according to claim 2 digs station steel pipe column positioning construction method, it is characterised in that：In the step B：
By cultellation instrument (8) at pile foundation position when cultellation, to avoid cultellation instrument (8) cultellation visor vertical error, each cultellation
Tri- directions Shi Bianhua, when falling within same point such as point, which is the installation site point of locating cone (3), otherwise be will produce
The point in three directions, 3 lines form a triangle, and triangle center point is the installation site of locating cone (3) at this time
Point.
4. lid according to claim 1 digs station steel pipe column positioning construction method, it is characterised in that：In the step C：
Before locating cone (3) is fixed, the verticality of first successive step locating cone (3) will in the installation site point position of locating cone (3)
Locating cone (3) lower end is welded on reinforced mesh (5), and three locator bolts (6) are vertically disposed in preset nest point,
Locating cone (3) hypomere and locator bolt (6) lower half portion pour 5~10cm concrete, until concrete final set is fixed.
5. lid according to claim 1 digs station steel pipe column positioning construction method, it is characterised in that：In the step D：
The method of accurate load-carrying member locator (4) of installation steel pipe column (2) is：Locator central channel (41) is directed at locating cone
(3), and three locator bolts (6) are directed at corresponding locator bolt hole in locators (4), make locator (4) according to peace
Dress absolute altitude is placed to above locating cone (3), installation positioner adjusting nut (7), will with turnbuckle by locator (4) leveling
Locator (4) is welded with steel pile casting (1), and after fixation, locator (4) stringcourse is with lower portion casting concrete, until coagulation
Native final set.
6. lid according to claim 6 digs station steel pipe column positioning construction method, it is characterised in that：In the step D：
Survey set the method for locator (4) installed height mark as：Locator (4) installed height mark is set using spirit level, the survey of 50m steel rulers, it will
50cm is returned on the absolute altitude of column bottom on steel pile casting (1) wall, when measurement, changes steel ruler 3 times, determine it is accurate after, herein at height
Four points are marked on steel pile casting (1) inner wall as locator (4) elevation control point, which is distributed in steel pile casting cross circular section
Quadrantal points at.
7. lid according to claim 6 digs station steel pipe column positioning construction method, it is characterised in that：In the step D：
The method of locator (4) leveling is:Locator (4) is adjusted to horizontal position using 1m levelling rods, and by adjusting fixed
Position device adjusting nut (7) it is elastic by locator (4) leveling.
8. lid according to claim 1 digs station steel pipe column positioning construction method, it is characterised in that：In the step F：
The method of verticality of adjustment steel pipe column (2) is：In steel pipe column (2) upper end, along two of steel pipe column (2) cross circular section
It is the central upper portion point of steel pipe column (2) that mutually perpendicular diametric(al), which draws two lines, the intersection point of two lines, observe the point whether with
The throwing measuring point of cultellation instrument (8) and the central point of pile foundation locator (4) overlap in vertical direction, if this 3 points coincidences,
Think steel pipe column (2) vertically, if misaligned, pushes steel pipe column (2) to change its gradient by jack, until three at this 3 points
Point overlaps, and the adjustment of steel pipe column (2) verticality finishes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810393086.7A CN108571008A (en) | 2018-04-27 | 2018-04-27 | Lid digs station steel pipe column positioning construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810393086.7A CN108571008A (en) | 2018-04-27 | 2018-04-27 | Lid digs station steel pipe column positioning construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108571008A true CN108571008A (en) | 2018-09-25 |
Family
ID=63575327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810393086.7A Pending CN108571008A (en) | 2018-04-27 | 2018-04-27 | Lid digs station steel pipe column positioning construction method |
Country Status (1)
| Country | Link |
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| CN (1) | CN108571008A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109610460A (en) * | 2018-11-27 | 2019-04-12 | 中国电建市政建设集团有限公司 | A kind of three-graded concrete quickly puts in storage system and working method |
| CN111502307A (en) * | 2020-05-01 | 2020-08-07 | 重庆交通大学 | Multidirectional positioning device and positioning method for underground embedded steel pipe column |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109610460A (en) * | 2018-11-27 | 2019-04-12 | 中国电建市政建设集团有限公司 | A kind of three-graded concrete quickly puts in storage system and working method |
| CN111502307A (en) * | 2020-05-01 | 2020-08-07 | 重庆交通大学 | Multidirectional positioning device and positioning method for underground embedded steel pipe column |
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Application publication date: 20180925 |