CN107939141A - Steel structure tower and construction method thereof - Google Patents
Steel structure tower and construction method thereof Download PDFInfo
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- CN107939141A CN107939141A CN201711136111.5A CN201711136111A CN107939141A CN 107939141 A CN107939141 A CN 107939141A CN 201711136111 A CN201711136111 A CN 201711136111A CN 107939141 A CN107939141 A CN 107939141A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 267
- 239000010959 steel Substances 0.000 title claims abstract description 267
- 238000010276 construction Methods 0.000 title claims abstract description 135
- 238000000465 moulding Methods 0.000 claims description 42
- 238000005034 decoration Methods 0.000 claims description 36
- 238000009434 installation Methods 0.000 claims description 22
- 230000000740 bleeding effect Effects 0.000 claims description 19
- 239000000758 substrate Substances 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 12
- 230000035807 sensation Effects 0.000 claims description 12
- 241000282326 Felis catus Species 0.000 claims description 8
- 238000003032 molecular docking Methods 0.000 claims description 7
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 claims description 5
- 239000002689 soil Substances 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
- 230000003028 elevating effect Effects 0.000 claims description 3
- 239000011159 matrix material Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 230000015271 coagulation Effects 0.000 claims 2
- 238000005345 coagulation Methods 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 210000001503 joint Anatomy 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 20
- 208000032843 Hemorrhage Diseases 0.000 description 13
- 208000034158 bleeding Diseases 0.000 description 13
- 231100000319 bleeding Toxicity 0.000 description 13
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002459 sustained effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/02—Structures made of specified materials
- E04H12/08—Structures made of specified materials of metal
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/728—Onshore wind turbines
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
A steel structure tower and a construction method thereof comprise a steel structure and a curtain wall structure, wherein the steel structure comprises a tower body, a stair in the tower and a tower top decorative body, the tower body is integrally in a tower shape and comprises a lower section tower, a middle section tower and an upper section tower, the lower section tower is in a regular hexagonal prism shape, the middle section tower is in a regular hexagonal frustum shape, the upper section tower is in a regular triangular pyramid shape and comprises three upper section steel columns arranged along the side edges of the regular triangular pyramid, the bottom ends of the upper section steel columns are in butt joint with the top ends of the middle section steel columns at intervals, the stair in the tower is arranged in the middle section tower from bottom to top, the stair in the tower comprises a lower section double-running steel stair and an upper section steel ladder, and the construction steps comprise deepening design, manufacturing hoisting units, sequentially installing the hoisting units, constructing the curtain wall structure and the like. The tower body is divided into the hoisting tower sections from top to bottom, each hoisting tower section is divided into two hoisting units from left to right and is connected with the aerial work platform, and the construction steps are clear and particularly suitable for construction of tower-shaped steel structures.
Description
Technical field
The present invention relates to a kind of steel construction and its construction method, particularly a kind of steel structure tower and its construction method.
Background technology
With the increasingly raising of existing building technology, architect is able to enrich the design style of oneself, designs various needs
Use function and shape.The more particularly design style with typical regional characters, while basic architecture design is ensured,
In the case where component conveying and Lifting Capacity are limited, steel construction can only carry out sectional making in processing factory, how by component into
Row also ensures the installation quality in later stage while being cleverly segmented and decompose.When installing lifting elements at the same time, if steel construction
Improper the problem of often meeting deformation is segmented, how to ensure the construction quality in installation process is also that be badly in need of solving one asks
Topic.
The content of the invention
The object of the present invention is to provide a kind of steel structure tower and its construction method, to solve how pyramidal structure is segmented system
Make, how the aerial installation in scene ensures the technical problem of construction quality.
To achieve the above object, the present invention adopts the following technical scheme that：
A kind of steel structure tower, including the steel construction being seated on concrete substrate and the curtain wall knot being fixedly connected on the outside of steel construction
Structure, the steel construction include stair and tower top decoration in tower body, tower,
The tower body is integrally in tower-like, including hypomere tower, stage casing tower and epimere tower,
The hypomere tower is in regular hexagonal prism shape, including the hypomere steel column that the six roots of sensation is set along incline, the hypomere steel column are that embedment is mixed
Coagulate the stiff steel reinforced column in soil matrix body, be connected by cast-in fixing bolt with concrete substrate,
The stage casing tower is in positive hexagonal pyramid platform shape, including along positive hexagonal pyramid platform incline set six roots of sensation stage casing steel pipe column and one group
Steel pipe ring beam,
The bottom of the stage casing steel pipe column is docked one by one with the top of hypomere steel column, and the steel pipe ring beam is vertically spaced along stage casing tower
Distribution,
Per pass steel pipe ring beam forms regular hexagon, and the regular hexagon size that this group of steel pipe ring beam is formed from bottom to top along stage casing tower is suitable
Secondary reduction,
The epimere tower is in positive triangular pyramid, includes three epimere steel columns of the incline setting along positive triangular pyramid, the epimere steel
The bottom of column is docked with the top interval of stage casing steel pipe column,
Stair set the inside of stage casing tower from the bottom to top in the tower, in the tower stair using the accommodation space inside the tower of stage casing as
Standard is divided into the steel cat ladder of double badly bleeding stair and epimere including hypomere,
Double badly bleeding stair include one group of horizontal landing and one group of slanting stair step, and the landing is in tower
Interior alternating is connected on the steel pipe column of stage casing, and the stair step is connected between two neighbouring landings.
The hypomere tower is divided into hypomere erection tower section into section, includes six roots of sensation hypomere steel column, phase on every section of hypomere erection tower section
Docked between steel column between adjacent hypomere erection tower section,
The stage casing tower is divided into stage casing erection tower section into section, includes six roots of sensation stage casing steel pipe column on every section of stage casing erection tower section, in removing
The most coxopodite of section erection tower section, includes at least one of steel pipe ring beam for every section on remaining tower section, between adjacent stage casing steel pipe column
Docking,
The epimere tower is divided into epimere erection tower section into section, and three epimere steel pipe columns are included on every section of epimere erection tower section, adjacent
Epimere steel pipe column between dock.
The most coxopodite of the stage casing erection tower section exposes concrete substrate, and the section is fixedly connected with horizontal circular flat
Platform steel construction, is also fixedly connected with horizontal circular platform steel construction in the epimere erection tower section most on coxopodite.
The circular platform steel construction includes concentric outer annular beam and inner side regular polygon ring beam, further includes inner and outer ring
Tie-beam and intercolumniation linking beam,
The outer annular beam is enclosed in the periphery of steel pipe column, passes through inner and outer ring that is radial, connecting one to one with steel pipe column
Tie-beam is fixedly connected on the periphery of steel pipe column, and the inner side regular polygon ring beam is sequentially connected between steel pipe column, opposite
Intercolumniation linking beam, the beam of the inner side regular polygon ring beam, inner and outer ring tie-beam and intercolumniation linking beam are connected between steel pipe column
High identical, the deck-molding of the outer annular beam is less than inner and outer ring tie-beam, the inner side regular polygon ring beam, inner and outer ring tie-beam
Sustained height position connects on steel pipe column with intercolumniation linking beam.
The tower top decoration includes the vertical joint steel pipe being fixedly connected with the pinnacle of a pagoda of epimere tower and is fixedly connected on perpendicular
To the decoration main body on joint steel pipe, the decoration main body is in Five-pointed star, is spliced by side is logical.
A kind of construction method of steel structure tower, construction procedure are as follows：
Step 1, according to tower crane elevating capacity, by hypomere tower, stage casing tower and epimere tower respectively into section be divided into hypomere erection tower section,
Stage casing erection tower section and epimere erection tower section, wherein every section of stage casing erection tower section is divided into two lifting elements of symmetrical configuration；
Step 2, on the ground carries out stage casing erection tower section according to Deepen Design the setting-out of moulding bed axis, then on the ground
The moulding bed of lifting elements is set up, and assembly is carried out on moulding bed, is divided into double badly bleeding stair construction sections and steel access ladder construction section；
In addition to the most coxopodite of stage casing erection tower section, double badly bleeding stair construction section and steel access ladder construction Duan Jun comprise the following steps：
Step a, each lifting elements include three stage casing steel pipe columns, first by stage casing steel pipe column in two adjacent planes in moulding bed
It is upper in place；
Step b, then connects a steel pipe ring beam between two stage casing steel pipe columns of step a；
Step c, by the 3rd stage casing steel pipe column on moulding bed it is in place, then in the 3rd stage casing steel pipe column and step a in
A steel pipe ring beam is reconnected between section steel pipe column；
Step d, in stage casing, position of the bottom of steel pipe column without ring beam is fixedly connected with anti-deformation temperature pier girder steel, and anti-deformation is faced
When reinforcing steel beam for wait absolute altitude set two or three, be connected between the stage casing steel pipe column of lifting elements；
Step f, repeats to continue the lifting elements of assembled next section；
Wherein double badly bleeding stair construction sections include step e also after step d, and stair are connected between three stage casing steel pipe columns and are put down
Platform；
Stage casing tower assembly finishes；
Step 3, on the ground carries out epimere erection tower section according to Deepen Design the setting-out of moulding bed axis, then on the ground
Moulding bed is set up, and assembly is carried out on moulding bed；
Step 4, on the ground carries out assembled tower top decoration according to Deepen Design the setting-out of moulding bed axis, then on ground
On set up moulding bed, and carry out on moulding bed assembled；
Step 5, pre-embedded bolt of constructing, then lifts by crane hypomere erection tower section by crane and carries out installation docking, casting concrete makes
Hypomere tower submerges concrete substrate, and the top ends for the hypomere tower being connected with stage casing tower expose the top surface of concrete substrate；
Step 6, double badly bleeding stair construction sections of constructing：
One of lifting elements of most coxopodite in the construction section are lifted by crane by crane, by three stage casing steel pipe columns of the unit point
Not with three hypomere steel column butt joints of hypomere tower, then crane lifting most bottom section another lifting elements, by the unit
Three stage casing steel pipe columns other three hypomere steel column butt joints with hypomere tower respectively, the horizontal structure between lifting elements of then filling a vacancy
Part；Finally alternately connection stair step between the landing between two lifting elements of most coxopodite；
Step 7, repeats construction procedure six until steel access ladder construction section；
Step 8, construction steel access ladder construction section：One of lifting elements of most coxopodite in the construction section are lifted by crane by crane, will
Three stage casing steel pipe columns of the unit, three hypomere steel column butt joints with hypomere tower respectively, then crane lifting most bottom section is in addition
One lifting elements, by three stage casing steel pipe columns of the unit other three hypomere steel column butt joints with hypomere tower respectively, then
Horizontal member between lifting elements of filling a vacancy；Steel cat ladder is finally installed between two lifting elements of most coxopodite；
Step 9, repeats construction procedure eight until erection tower section construction in stage casing finishes；
Step 10, by each epimere erection tower section of crane integral lifting, most coxopodite is docked with stage casing tower, and the steel cat ladder stretches into
In epimere tower；
Step 11, passes through crane integral lifting tower top decoration；
Step 12, curtain wall construction of constructing, steel structure tower construction finish.
When the most coxopodite for stage casing erection tower section of constructing, the lifting elements include three stage casing steel pipe columns and circular platform
Steel construction unit, each circular platform steel construction unit include the outer annular beam of one section of arc, two inner side regular polygon rings
Beam and three inner and outer ring tie-beams, horizontal member is the non-installation component of residue of circular platform steel construction unit at this, is wrapped
Include two sections of outer annular beams, two inner side regular polygon ring beams and intercolumniation linking beam, the inner side regular polygon ring in horizontal member
Linking beam is parallel between beam and column.
When remaining the tower section for stage casing erection tower section of constructing, horizontal member does not install structure for steel pipe ring beam residue at this
Part.
A high-altitude operation platform is fixedly connected with the outside of the erection tower section of each stage casing, the high-altitude operation platform is in step
Be fixedly mounted in the form of platform unit in lifting elements before rapid six, at this horizontal member for high-altitude operation platform it
Between remaining non-installation component.
The curtain wall construction includes tower body curtain wall and tower top decoration curtain wall,
The tower body curtain wall divides one piece of tower body curtain wall unit by each side of prism, terrace with edge or pyramidal shape of steel construction, often
A tower body curtain wall unit includes tower body facing, tower body keel and connector, and the tower body facing and tower body keel are spelled on ground
Entirety is dressed up, and connector and tower body keel are welded, is directly lifted by tower crane in place to the outside of steel construction and steel knot
Structure is bolted,
The tower top decoration curtain wall includes decoration facing and decoration keel, the decoration keel and welding for steel structure.
Compared with prior art the invention has the characteristics that and beneficial effect：
The present invention is the steel structure tower in building top, and structure stress is clearly ingenious in design, applies utilization of hour planform in itself
The characteristics of carry out Deepen Design, tower body is divided into erection tower section, each erection tower section or so up and down and is divided into two lifting elements
And connect aerial work platform.In installation on ground lifting elements before construction, mend using the direct construction hoisting unit of crane and then again
Connect the installation method of horizontal member between lifting elements.The construction method construction procedure of the present invention is clear and definite, especially suitable for tower
The construction of steel construction.
Brief description of the drawings
The present invention will be further described in detail below in conjunction with the accompanying drawings.
Fig. 1 is the external structure schematic diagram of steel structure tower of the present invention.
Fig. 2 is the schematic diagram of step a in construction method step two of the present invention.
Fig. 3 is the schematic diagram of step b in construction method step two of the present invention.
Fig. 4 is the schematic diagram of step c in construction method step two of the present invention.
Fig. 5 is the schematic diagram of step d in construction method step two of the present invention.
Fig. 6 is the schematic diagram of step e in construction method step two of the present invention.
Fig. 7 is the schematic diagram of step f in construction method step two of the present invention, including two lifting elements.
Fig. 8 is the schematic diagram of step f in construction method step two of the present invention, including three lifting elements.
Fig. 9 is the planar structure schematic diagram of anti-deformation temperature pier girder steel.
Figure 10 is the schematic diagram that construction method step four of the present invention installs vertical joint steel pipe.
Figure 11 is the schematic diagram of the installation of construction method step four decoration main body of the present invention.
Figure 12 is that the most coxopodite stage casing tower section in construction method step six of the present invention installs a circular platform steel construction list
The schematic diagram of member.
Figure 13 is that the most coxopodite stage casing tower section in construction method step six of the present invention installs two circular platform steel construction lists
The schematic diagram of member.
Figure 14 is two circular platform steel construction units in the most coxopodite stage casing tower section in construction method step six of the present invention
Between connect horizontal member schematic diagram.
Figure 15 is the schematic diagram of remaining stage casing tower section one lifting elements of installation in construction method step six of the present invention.
Figure 16 is the schematic diagram of remaining stage casing tower section two lifting elements of installation in construction method step six of the present invention.
Figure 17 is the horizontal structure of connection between remaining two lifting elements of stage casing tower section in construction method step six of the present invention
The schematic diagram of part.
Figure 18 is constructed to the structure diagram after epimere tower.
Figure 19 is constructed to the structure diagram after tower top decoration.
Reference numeral：1- tower bodies, 11- hypomeres steel column, 12- stage casings steel pipe column, 13- steel pipe ring beams, 14- epimere steel
Column, 1a- hypomere erection towers section, 1b- stage casings erection tower section, 1c- epimere erection towers section, the double badly bleedings of stair, 21- in 2- towers
Stair, 211- landings, 212- stair steps, 22- steel cat ladder, 3- tower tops decoration, the vertical joint steel pipes of 31-,
32- decorations main body, 4- circular platforms steel construction, 41- outer annulars beam, 42- inner sides regular polygon ring beam, 43- inner and outer rings
Tie-beam, 44- intercolumniations linking beam, 5- anti-deformation temperature piers girder steel, 6- high-altitude operation platforms, 61- platform units.
Embodiment
Embodiment is shown in Figure 1, a kind of steel structure tower, including the steel construction being seated on concrete substrate and fixed company
The curtain wall construction being connected on the outside of steel construction, the steel construction include stair 2 and tower top decoration 3 in tower body 1, tower.
The tower body is integrally in tower-like, including hypomere tower, stage casing tower and epimere tower.
The hypomere tower is in regular hexagonal prism shape, including the hypomere steel column 11 that the six roots of sensation is set along incline, the hypomere steel column are
Stiff steel reinforced column in Transducers Embedded in Concrete matrix, be connected by cast-in fixing bolt with concrete substrate.
The stage casing tower is in positive hexagonal pyramid platform shape, includes the six roots of sensation stage casing steel pipe column 12 of the incline setting along positive hexagonal pyramid platform
With one group of steel pipe ring beam 13.
The bottom of the stage casing steel pipe column 12 is docked one by one with the top of hypomere steel column 11, and the steel pipe ring beam 13 is along stage casing
Tower is vertically spaced apart.
Per pass steel pipe ring beam 13 forms regular hexagon, the regular hexagon that this group of steel pipe ring beam is formed from bottom to top along stage casing tower
Size sequentially reduces.
The epimere tower is in positive triangular pyramid, includes three epimere steel columns 14 of the incline setting along positive triangular pyramid, described
Docked with the top interval of stage casing steel pipe column 12 bottom of epimere steel column 14.
Shown in Figure 19, stair 2 set the inside of stage casing tower from the bottom to top in the tower, and stair 2 are in the tower
It is divided into the steel cat ladder 22 of double badly bleeding stair 21 and epimere including hypomere subject to accommodation space inside section tower.
Shown in Figure 17, double badly bleeding stair include one group of horizontal landing 211 and one group of slanting stair
Mark time 212, the landing 211 is alternately connected on stage casing steel pipe column 12 in tower, and the stair step 212 is connected to
Under between adjacent two landings 211.The stage casing steel pipe column 12 is passed through with 13 phase of steel pipe ring beam and is connected.
Shown in Figure 18, the hypomere tower is divided on hypomere erection tower section 1a, every section of hypomere erection tower section 1a into section to be wrapped
Include six roots of sensation hypomere steel column, docked between the steel column between adjacent hypomere erection tower section.
The stage casing tower is divided into stage casing erection tower section 1b into section, includes six roots of sensation stage casing steel pipe on every section of stage casing erection tower section 1b
Column, except the most coxopodite of stage casing erection tower section, includes at least one of steel pipe ring beam 13, adjacent stage casing steel for every section on remaining tower section
Docked between tubing string.
The epimere tower is divided on epimere erection tower section 1c, every section of epimere erection tower section 1c into section includes three epimere steel pipes
Column, is docked between adjacent epimere steel pipe column.
Shown in Figure 18, the most coxopodite of the stage casing erection tower section exposes concrete substrate, and the section is fixedly connected
There is a horizontal circular platform steel construction 4, horizontal circular flat is also fixedly connected with most on coxopodite in the epimere erection tower section
Platform steel construction 4.
Shown in Figure 14, the circular platform steel construction 4 includes concentric outer annular beam 41 and inner side regular polygon
Ring beam 42, further includes inner and outer ring tie-beam 43 and intercolumniation linking beam 4.The outer annular beam 41 is enclosed in the periphery of steel pipe column,
The inner and outer ring tie-beam 43 to be connected one to one by radial and steel pipe column is fixedly connected on the periphery of steel pipe column, described interior
Side regular polygon ring beam 42 is sequentially connected between steel pipe column, and intercolumniation linking beam 44 is connected between opposite steel pipe column, described
Inner side regular polygon ring beam 42, inner and outer ring tie-beam 43 are identical with the deck-molding of intercolumniation linking beam 44, the outer annular beam 41
Deck-molding is less than inner and outer ring tie-beam 43, and inner side regular polygon ring beam 42, inner and outer ring tie-beam 43 and the intercolumniation linking beam 44 exist
Sustained height position connects on steel pipe column.
Referring to shown in Figure 10-11, the tower top decoration 3 includes vertically being connected steel with what the pinnacle of a pagoda of epimere tower was fixedly connected
Pipe 31 and the decoration main body 32 being fixedly connected on vertical joint steel pipe, the decoration main body is in Five-pointed star, by the logical splicing in side
Form.
The construction method of this steel structure tower, construction procedure are as follows：
The threedimensional model of whole steel structure tower is established using BIM, according to the actual conditions of traffic condition and on-site hoisting, by component
It is segmented, decomposed, being derived automatically from manuscript using BIM instructs worker to make, and ensures production quality.Meanwhile spelled using ground
Fill smallest assembled rigid unit, the installation method of unit integral hoisting.Lift and deform for prevention unit, increase temperature pier in unit lower end
Beam.Using BIM models, the construction diagrams of direct lead-out unit instruct assembly.Using BIM models, directly measure in every steel pipe column
The heart relative to engineering origin three-dimensional coordinate, during installation using total station survey, check steel pipe column centre coordinate, ensure installation matter
Amount.
It is specific as follows：
Step 1, according to tower crane elevating capacity, is divided into hypomere erection tower section into section respectively by hypomere tower, stage casing tower and epimere tower
1a, stage casing erection tower section 1b and epimere erection tower section 1c, wherein every section of stage casing erection tower section 1b be divided into symmetrical configuration two hang
Fill unit.
Step 2, on the ground carries out stage casing erection tower section according to Deepen Design the setting-out of moulding bed axis, then on ground
The moulding bed of lifting elements is set up on face, and assembly is carried out on moulding bed, is divided into double badly bleeding stair construction sections and steel access ladder construction section.
The precision of assembled moulding bed directly affects the splicing accuracy of tower body, to ensure the precision of moulding bed, is built in BIM models
The model of good moulding bed, directly exports moulding bed detail drawing, and when moulding bed measure axis presses derived detail drawing setting-out, its error is not more than 1mm.
Simultaneously because the both ends absolute altitude of steel pipe is different, the distance of the top mark rise of each facade supporting rack bracket from the ground is different, its
Value is directly measured from BIM models, and field erected absolute altitude error is not more than 1mm.
In addition to the most coxopodite of stage casing erection tower section, double badly bleeding stair construction section and steel access ladder construction Duan Jun include following step
Suddenly：
Step a, shown in Figure 2, each lifting elements include three stage casing steel pipe columns 12, first by two adjacent planes
Section steel pipe column 12 is in place on moulding bed.
Step b, it is shown in Figure 3, a steel pipe ring beam is then connected between two stage casing steel pipe columns 12 of step a
13。
Step c, it is shown in Figure 4, by the 3rd stage casing steel pipe column 12 on moulding bed it is in place, then in the 3rd stage casing steel
A steel pipe ring beam 13 is reconnected between 12 of stage casing steel pipe column in tubing string 12 and step a.
Step d, referring to shown in Fig. 5 and Fig. 9, in stage casing, position of the bottom of steel pipe column without ring beam is fixedly connected with anti-deformation
Temperature pier girder steel 5, anti-deformation temperature pier girder steel are connected to lifting elements to wait two or three of absolute altitude setting
Between stage casing steel pipe column 12.It is three in Fig. 9, reinforcing steel beam is equipped between the two neighboring stage casing steel pipe column in lifting elements
5。
Step f, repeats to continue the lifting elements of assembled next section referring to Fig. 7, shown in Figure 8, and assembled next section
Lifting elements.
Wherein double badly bleeding stair construction sections include step e also after step d, shown in Figure 6, in three stage casing steel pipe columns
Landing 211 is connected between 12.
Stage casing tower assembly finishes.
Step 3, on the ground carries out epimere erection tower section according to Deepen Design the setting-out of moulding bed axis, then on ground
Moulding bed is set up on face, and assembly is carried out on moulding bed.
Step 4, on the ground carries out assembled tower top decoration according to Deepen Design the setting-out of moulding bed axis, Ran Hou
Moulding bed is set up on ground, and assembly is carried out on moulding bed.
Step 5, pre-embedded bolt of constructing, then lifts by crane hypomere erection tower section 1a by crane and carries out installation docking, pour mixed
Solidifying soil makes hypomere tower submerge concrete substrate, and the top ends for the hypomere tower being connected with stage casing tower expose the top surface of concrete substrate.
Step 6, double badly bleeding stair construction sections of constructing：
Referring to shown in Figure 15-17, one of lifting elements of most coxopodite in the construction section are lifted by crane by crane, by the unit
Three stage casing steel pipe columns 12 are docked with three hypomere steel columns 11 of hypomere tower respectively, then another of crane lifting most bottom section
Lifting elements, three stage casing steel pipe columns 12 of the unit are docked with other three hypomere steel columns 11 of hypomere tower respectively, then
Horizontal member between lifting elements of filling a vacancy；Finally handed between the landing 211 between two lifting elements of most coxopodite
For connection stair step 212.
Step 7, repeats construction procedure six until steel access ladder construction section.
Step 8, construction steel access ladder construction section：One of lifting list of most coxopodite in the construction section is lifted by crane by crane
Member, three stage casing steel pipe columns 12 of the unit are docked with three hypomere steel columns 11 of hypomere tower respectively, and then crane lifts by crane most
Another lifting elements of bottom section, by three stage casing steel pipe columns 12 of the unit other three hypomere steel with hypomere tower respectively
Column 11 docks, the horizontal member between lifting elements of then filling a vacancy；Steel finally is installed between two lifting elements of most coxopodite
Cat ladder 22.
Step 9, repeats construction procedure eight until erection tower section 1b constructions in stage casing finish.
Step 10, by each epimere erection tower section 1c of crane integral lifting, most coxopodite is docked with stage casing tower, and the steel is climbed
Ladder is stretched into epimere tower.
Step 11, passes through crane integral lifting tower top decoration 3, the pinnacle of a pagoda pair of vertical joint steel pipe 31 and epimere tower
Connect, installation is complete.
Step 12, curtain wall construction 6 of constructing, steel structure tower construction finish.
Referring to shown in Figure 12-14, when the most coxopodite for the stage casing erection tower section 1a that constructs, the lifting elements are included in three
Section steel pipe column and circular platform steel construction unit, each circular platform steel construction unit include the outer annular beam of one section of arc
41st, two inner side regular polygon ring beams 42 and three inner and outer ring tie-beams 43, horizontal member is circular platform steel knot at this
The non-installation component of residue of structure unit, including two sections of outer annular beams, 41, two inner side regular polygon ring beams 42 and intercolumniation link
Beam 44, the inner side regular polygon ring beam in horizontal member are parallel with intercolumniation linking beam 44.
Referring to shown in Figure 15-17, when remaining the tower section for stage casing erection tower section of constructing, horizontal member is steel pipe at this
The non-installation component of residue of ring beam.
Referring to shown in Figure 15-17, a high-altitude operation platform 6 has been fixedly connected with the outside of each stage casing erection tower section 1b,
The high-altitude operation platform is fixedly mounted in lifting elements before step 6 in the form of platform unit 61, the water at this
Flat component is the non-installation component of residue of high-altitude operation platform 6.
The curtain wall construction includes tower body curtain wall and tower top decoration curtain wall.The tower body curtain wall by steel construction prism,
Terrace with edge or each side of pyramidal shape divide one piece of tower body curtain wall unit, and each tower body curtain wall unit includes tower body facing, tower body
Keel and connector, the tower body facing and tower body keel are integral in installation on ground, and by connector and tower body keel
Welding, is directly lifted by tower crane and is bolted in place to the outside of steel construction, with steel construction.The tower top decoration curtain
Wall includes decoration facing and decoration keel, the decoration keel and welding for steel structure.
Claims (9)
1. a kind of steel structure tower, including the steel construction being seated on concrete substrate and the curtain wall being fixedly connected on the outside of steel construction
Structure, it is characterised in that：The steel construction includes tower body（1）, stair in tower（2）With tower top decoration（3）,
The tower body is integrally in tower-like, including hypomere tower, stage casing tower and epimere tower,
The hypomere tower is in regular hexagonal prism shape, including the hypomere steel column that the six roots of sensation is set along incline（11）, the hypomere steel column is to bury
Enter the stiff steel reinforced column in concrete substrate, be connected by cast-in fixing bolt with concrete substrate,
The stage casing tower is in positive hexagonal pyramid platform shape, includes the six roots of sensation stage casing steel pipe column of the incline setting along positive hexagonal pyramid platform（12）With
One group of steel pipe ring beam（13）,
The stage casing steel pipe column（12）Bottom and hypomere steel column（11）Top dock one by one, the steel pipe ring beam（13）In
Section tower is vertically spaced apart,
Per pass steel pipe ring beam（13）Form regular hexagon, the regular hexagon ruler that this group of steel pipe ring beam is formed from bottom to top along stage casing tower
It is very little sequentially to reduce,
The epimere tower is in positive triangular pyramid, includes three epimere steel columns of the incline setting along positive triangular pyramid（14）, it is described on
Duan Gangzhu（14）Bottom and stage casing steel pipe column（12）Top interval docking,
Stair in the tower（2）The inside of stage casing tower, stair in the tower are set from the bottom to top（2）With the receiving inside the tower of stage casing
It is divided into double badly bleeding stair including hypomere subject to space（21）With the steel cat ladder of epimere（22）,
Double badly bleeding stair include one group of horizontal landing（211）With one group of slanting stair step（212）, the building
Terraced platform（211）Alternately stage casing steel pipe column is connected in tower（12）On, the stair step（212）It is connected to neighbouring
Two landings（211）Between.
2. steel structure tower according to claim 1, it is characterised in that：The hypomere tower is divided into hypomere erection tower section into section
（1a）, every section of hypomere erection tower section（1a）Going up includes six roots of sensation hypomere steel column, right between the steel column between adjacent hypomere erection tower section
Connect,
The stage casing tower is divided into stage casing erection tower section into section（1b）, every section of stage casing erection tower section（1b）It is upper to include six roots of sensation stage casing steel pipe
Column, except the most coxopodite of stage casing erection tower section, includes at least one of steel pipe ring beam for every section on remaining tower section（13）, adjacent stage casing
Docked between steel pipe column,
The epimere tower is divided into epimere erection tower section into section（1c）, every section of epimere erection tower section（1c）It is upper to include three epimere steel pipes
Column, is docked between adjacent epimere steel pipe column.
3. steel structure tower according to claim 2, it is characterised in that：The most coxopodite of the stage casing erection tower section exposes coagulation
Soil matrix body, and the section is fixedly connected with horizontal circular platform steel construction（4）, in the epimere erection tower section most on coxopodite
Also it is fixedly connected with horizontal circular platform steel construction（4）.
4. steel structure tower according to claim 3, it is characterised in that：The circular platform steel construction（4）Including concentric
Outer annular beam（41）With inner side regular polygon ring beam（42）, further include inner and outer ring tie-beam（43）With intercolumniation linking beam（44）,
The outer annular beam（41）Be enclosed in the periphery of steel pipe column, by it is radial, connect one to one with steel pipe column in
Outer shroud tie-beam（43）It is fixedly connected on the periphery of steel pipe column, the inner side regular polygon ring beam（42）It is sequentially connected with steel pipe column
Between, intercolumniation linking beam is connected between opposite steel pipe column（44）, the inner side regular polygon ring beam（42）, inner and outer ring connection
Beam（43）With intercolumniation linking beam（44）Deck-molding it is identical, the outer annular beam（41）Deck-molding be less than inner and outer ring tie-beam
（43）, the inner side regular polygon ring beam（42）, inner and outer ring tie-beam（43）With intercolumniation linking beam（44）It is same on steel pipe column
Height and position connects.
5. according to the steel structure tower described in claim 1-4 any one, it is characterised in that：The tower top decoration（3）Including
The vertical joint steel pipe being fixedly connected with the pinnacle of a pagoda of epimere tower（31）With the decoration main body being fixedly connected on vertical joint steel pipe
（32）, the decoration main body is in Five-pointed star, is spliced by side is logical.
A kind of 6. construction method of steel structure tower according to claim 2-4 any one, it is characterised in that construction procedure
It is as follows：
Step 1, according to tower crane elevating capacity, is divided into hypomere erection tower section into section respectively by hypomere tower, stage casing tower and epimere tower
（1a）, stage casing erection tower section（1b）With epimere erection tower section（1c）, wherein every section of stage casing erection tower section（1b）It is divided into symmetrical configuration
Two lifting elements；
Step 2, on the ground carries out stage casing erection tower section according to Deepen Design the setting-out of moulding bed axis, then on the ground
The moulding bed of lifting elements is set up, and assembly is carried out on moulding bed, is divided into double badly bleeding stair construction sections and steel access ladder construction section；
In addition to the most coxopodite of stage casing erection tower section, double badly bleeding stair construction section and steel access ladder construction Duan Jun comprise the following steps：
Step a, each lifting elements include three stage casing steel pipe columns（12）, first by stage casing steel pipe column in two adjacent planes
（12）It is in place on moulding bed；
Step b, then in two stage casing steel pipe columns of step a（12）Between connect a steel pipe ring beam（13）；
Step c, by the 3rd stage casing steel pipe column（12）It is in place on moulding bed, then in the 3rd stage casing steel pipe column（12）With step
Stage casing steel pipe column in a（12）Between reconnect a steel pipe ring beam（13）；
Step d, in stage casing, position of the bottom of steel pipe column without ring beam is fixedly connected with anti-deformation temperature pier girder steel（5）, preapre for an unfavorable turn of events
Shape temperature pier girder steel is connected to the stage casing steel pipe column of lifting elements to wait two or three of absolute altitude setting（12）It
Between；
Step f, repeats to continue the lifting elements of assembled next section；
Wherein double badly bleeding stair construction sections include step e also after step d, in three stage casing steel pipe columns（12）Between connect stair
Platform（211）；
Stage casing tower assembly finishes；
Step 3, on the ground carries out epimere erection tower section according to Deepen Design the setting-out of moulding bed axis, then on the ground
Moulding bed is set up, and assembly is carried out on moulding bed；
Step 4, on the ground carries out assembled tower top decoration according to Deepen Design the setting-out of moulding bed axis, then on ground
On set up moulding bed, and carry out on moulding bed assembled；
Step 5, pre-embedded bolt of constructing, then lifts by crane hypomere erection tower section by crane（1a）Installation docking is carried out, pours coagulation
Soil makes hypomere tower submerge concrete substrate, and the top ends for the hypomere tower being connected with stage casing tower expose the top surface of concrete substrate；
Step 6, double badly bleeding stair construction sections of constructing：
One of lifting elements of most coxopodite in the construction section are lifted by crane by crane, by three stage casing steel pipe columns of the unit
（12）Respectively with three hypomere steel columns of hypomere tower（11）Another lifting elements of docking, then crane lifting most bottom section,
By three stage casing steel pipe columns of the unit（12）Respectively with other three hypomere steel columns of hypomere tower（11）Docking, then fills a vacancy and hangs
Fill the horizontal member between unit；The finally landing between two lifting elements of most coxopodite（211）Between alternately connect
Connect stair step（212）；
Step 7, repeats construction procedure six until steel access ladder construction section；
Step 8, construction steel access ladder construction section：One of lifting elements of most coxopodite in the construction section are lifted by crane by crane, will
Three stage casing steel pipe columns of the unit（12）Respectively with three hypomere steel columns of hypomere tower（11）Dock, then crane lifting most bottom
Another lifting elements of section, by three stage casing steel pipe columns of the unit（12）Respectively with other three hypomere steel of hypomere tower
Column（11）Dock, the horizontal member between lifting elements of then filling a vacancy；Finally installed between two lifting elements of most coxopodite
Steel cat ladder（22）；
Step 9, repeats construction procedure eight until stage casing erection tower section（1b）Construction finishes；
Step 10, passes through each epimere erection tower section of crane integral lifting（1c）, most coxopodite docks with stage casing tower, the steel cat ladder
（22）Stretch into epimere tower；
Step 11, passes through crane integral lifting tower top decoration（3）；
Step 12, curtain wall construction of constructing（6）, steel structure tower construction finish.
7. construction method according to claim 6, it is characterised in that：
When construction stage casing erection tower section（1a）Most coxopodite when, the lifting elements include three stage casing steel pipe columns and circular platform
Steel construction unit（4）, each circular platform steel construction unit includes the outer annular beam of one section of arc（41）, two pieces inner sides it is just more
Side shape ring beam（42）With three inner and outer ring tie-beams（43）, horizontal member is the residue of circular platform steel construction unit at this
Non- installation component, including two sections of outer annular beams（41）, two pieces inner side regular polygon ring beams（42）With intercolumniation linking beam（44）, water
Inner side regular polygon ring beam and intercolumniation linking beam in flat component（44）It is parallel；
When remaining the tower section for stage casing erection tower section of constructing, horizontal member does not install structure for the residue of steel pipe ring beam at this
Part.
8. construction method according to claim 6, it is characterised in that：Each stage casing erection tower section（1b）Outside it is fixed
It is connected with a high-altitude operation platform（6）, the high-altitude operation platform is before step 6 with platform unit（61）Form fix
In lifting elements, horizontal member is high-altitude operation platform at this（6）The non-installation component of residue.
9. construction method according to claim 6, it is characterised in that：The curtain wall construction includes tower body curtain wall and tower top fills
Body curtain wall is adornd,
The tower body curtain wall divides one piece of tower body curtain wall unit by each side of prism, terrace with edge or pyramidal shape of steel construction, often
A tower body curtain wall unit includes tower body facing, tower body keel and connector, and the tower body facing and tower body keel are spelled on ground
Entirety is dressed up, and connector and tower body keel are welded, is directly lifted by tower crane in place to the outside of steel construction and steel knot
Structure is bolted,
The tower top decoration curtain wall includes decoration facing and decoration keel, the decoration keel and welding for steel structure.
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