CN105464215A - Reverse construction method construction method of hanging structure incapable of being provided with vertical temporary support - Google Patents
Reverse construction method construction method of hanging structure incapable of being provided with vertical temporary support Download PDFInfo
- Publication number
- CN105464215A CN105464215A CN201510901235.2A CN201510901235A CN105464215A CN 105464215 A CN105464215 A CN 105464215A CN 201510901235 A CN201510901235 A CN 201510901235A CN 105464215 A CN105464215 A CN 105464215A
- Authority
- CN
- China
- Prior art keywords
- construction method
- suspended structure
- cantilever frame
- down construction
- described cantilever
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/35—Extraordinary methods of construction, e.g. lift-slab, jack-block
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/35—Extraordinary methods of construction, e.g. lift-slab, jack-block
- E04B2001/3588—Extraordinary methods of construction, e.g. lift-slab, jack-block using special lifting or handling devices, e.g. gantries, overhead conveying rails
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention provides a reverse construction method construction method of a hanging structure incapable of being provided with a vertical temporary support. The method comprises the following steps of performing cantilever truss splicing on the ground; installing all cantilever trusses by using a main building tower crane; and installing a hanging structure after the installation of the cantilever trusses is completed. The reverse construction method construction method of the hanging structure incapable of being provided with the vertical temporary support provided by the invention has the advantages that the reverse construction method construction is used, so that the adverse factors of positioning difficulty, great workload and high risk in a conventional sequential construction method are avoided; the problem that the hanging structure cannot be provided with the conventional vertical temporary support is solved through a temporary truss support system; meanwhile, the bottom temporary vertical support is not used, so that the construction site is reduced; and the influence on other construction specialty is small.
Description
Technical field
The invention belongs to super highrise building building technology field, relate generally to a kind of suspended structure top-down method construction process that vertical temporary support cannot be set, under being included in the precondition that can not utilize the interim vertical supporting of initial layers particularly, design temporary truss frame support system is as the temporary supporting system in suspended structure work progress.
Background technology
At present, suspended structure is more and more applied in steel building, and existing construction method mostly is from top to bottom along the method construction done, if when existing engineering hangs steel column outward appearance from top to bottom in time skewed, construction from top to bottom can cause steel column location difficulty, and construction precision is difficult to the problem ensured.Due to Hoisting Position crested, more component cannot directly use tower crane installation in position.And when existing engineering suspended structure height is high, the number of plies is many, can there is larger potential safety hazard in construction from top to bottom, add temporary measure more in work progress, increases the construction cost of structure simultaneously.
Owing to immediately below suspended structure being podium Atrium Structure, Atrium Structure system is complicated, all dead loads are only by the load-bearing of 4 pipe batter posts, the stress that pipe batter post itself bears Atrium Structure is just large, and the slope of steel column own is larger, maximum and flooring are 60 ° of angles, cannot bear the working load in suspended structure work progress again, are seated in podium structure so whole suspended structure directly cannot arrange the effective support can bearing the deadweight of whole suspension steel work.
Summary of the invention
The present invention proposes a kind of suspended structure top-down construction method that cannot arrange vertical temporary support, Counter procedure construction avoids conventional along location difficulty, large, the dangerous high unfavorable factor of workload in way, the difficult problem that suspended structure cannot arrange conventional vertical temporary support is solved by temporary truss frame support system, simultaneously without the interim vertical supporting in bottom, save construction plant, less on the impact of other construction specialties.
In order to achieve the above object, the present invention proposes a kind of suspended structure top-down construction method that cannot arrange vertical temporary support, comprises the following steps:
Cantilever frame is carried out assembled on ground;
Utilize main building tower crane that described cantilever frame is installed;
The installation of suspended structure is carried out after described cantilever frame installation.
Further, described cantilever frame makes place needs smooth and without thrust or the foreign material affecting the smooth stacking of component.
Further, described cantilever frame installation on ground utilizes 25t mobile crane mate-assist.
Further, first use tie plate height cantilever frame top-bottom chord during described cantilever frame installation on ground, then according to drawing sizing cantilever frame installation member length, angle, work is spelled mutually in the ground of carrying out cantilever frame.
Further, described cantilever frame top-bottom chord and main building anatomical connectivity node adopt hinged joint.
Further, described cantilever frame top-bottom chord is suspended structure floor girder steel, adopts 32a i iron as the brace of truss and montant between described floor girder steel.
Further, described cantilever frame has upper and lower twice, and per pass respectively has 4 Pin cantilever frames.
Further, described lower road 4 Pin temporary truss frame carrying lower floor suspended structure, upper track 4 Pin temporary truss frame carrying upper strata suspended structure.
The suspended structure top-down construction method that vertical temporary support cannot be set that the present invention proposes, suspended structure adopts reverse construction from the bottom up, under the prerequisite that vertical temporary support cannot be set, two-layer suspended structure floor beam is contacted into a truss structure, adopt 32a i iron as the brace of truss and montant between floor beam, the deadweight of whole reversal of the natural order of things steel work by 8 Pin cantilever frame load-bearing, and has done erection simulation calculation to this, result of calculation meets design requirement.Counter procedure construction avoids conventional along location difficulty, large, the dangerous high unfavorable factor of workload in way, the difficult problem that suspended structure cannot arrange conventional vertical temporary support is solved by temporary truss frame support system, simultaneously without the interim vertical supporting in bottom, save construction plant, less on the impact of other construction specialties.
Accompanying drawing explanation
Figure 1 shows that the suspended structure top-down construction method flow chart of present pre-ferred embodiments.
Figure 2 shows that the lower road cantilever frame of present pre-ferred embodiments hangs centre-pillar structure schematic diagram.
Figure 3 shows that the lower road cantilever frame Pendent edge rod structure schematic diagram of present pre-ferred embodiments.
Figure 4 shows that the upper track cantilever frame of present pre-ferred embodiments hangs centre-pillar structure schematic diagram.
Figure 5 shows that the upper track cantilever frame Pendent edge rod structure schematic diagram of present pre-ferred embodiments.
Detailed description of the invention
Provide the specific embodiment of the present invention below in conjunction with accompanying drawing, but the invention is not restricted to following embodiment.According to the following describes and claims, advantages and features of the invention will be clearer.It should be noted that, accompanying drawing all adopts the form that simplifies very much and all uses non-ratio accurately, only for object that is convenient, the aid illustration embodiment of the present invention lucidly.
Please refer to Fig. 1, Figure 1 shows that the suspended structure top-down construction method flow chart of present pre-ferred embodiments.The present invention proposes a kind of suspended structure top-down construction method that cannot arrange vertical temporary support, comprises the following steps:
Step S100: carry out cantilever frame on ground assembled;
Step S200: utilize main building tower crane to install described cantilever frame;
Step S300: the installation carrying out suspended structure after described cantilever frame installation.
Please refer to Fig. 2 ~ Fig. 5 again, Figure 2 shows that the lower road cantilever frame of present pre-ferred embodiments hangs centre-pillar structure schematic diagram, Figure 3 shows that the lower road cantilever frame Pendent edge rod structure schematic diagram of present pre-ferred embodiments, Figure 4 shows that the upper track cantilever frame of present pre-ferred embodiments hangs centre-pillar structure schematic diagram, Figure 5 shows that the upper track cantilever frame Pendent edge rod structure schematic diagram of present pre-ferred embodiments.According to present pre-ferred embodiments, described cantilever frame need spell making on the ground mutually, making place needs smooth and without thrust or the foreign material affecting the smooth stacking of component, utilize 1 25t mobile crane mate-assist, tie plate height cantilever frame top-bottom chord (suspended structure floor girder steel) is first used when spelling mutually, then according to above-mentioned drawing sizing truss installa-tion rod member length, angle, work is spelled mutually in the ground of carrying out cantilever frame.
According to present pre-ferred embodiments, after described cantilever frame installation on ground, utilize main building tower crane that cantilever frame is installed, the cantilever frame of suspended structure has upper and lower twice at F10-F11, F14-F15, per pass respectively has 4 Pin cantilever frames, and cantilever frame top-bottom chord and main building anatomical connectivity node adopt hinged joint.The installation of suspended structure is carried out again, lower road 4 Pin cantilever frame carrying F10-F13 layer suspended structure, upper track 4 Pin cantilever frame carrying F14-F19 layer suspended structure after cantilever frame installation.
In sum, therefore suspended structure adopts reverse construction from the bottom up, under the prerequisite that vertical temporary support cannot be set, two-layer suspended structure floor beam is contacted into a truss structure, adopt 32a i iron as the brace of truss and montant between floor beam, the deadweight of whole reversal of the natural order of things steel work is by 8 Pin cantilever frame load-bearing, and the brace of truss, montant and top-bottom chord all adopt the fillet weld of 10mm to carry out a corral weldering.Counter procedure construction avoids conventional along location difficulty, large, the dangerous high unfavorable factor of workload in way, the difficult problem that suspended structure cannot arrange conventional vertical temporary support is solved by temporary truss frame support system, simultaneously without the interim vertical supporting in bottom, save construction plant, less on the impact of other construction specialties.
Although the present invention with preferred embodiment disclose as above, so itself and be not used to limit the present invention.Persond having ordinary knowledge in the technical field of the present invention, without departing from the spirit and scope of the present invention, when being used for a variety of modifications and variations.Therefore, protection scope of the present invention is when being as the criterion depending on those as defined in claim.
Claims (8)
1. a suspended structure top-down construction method for vertical temporary support cannot be set, it is characterized in that, comprise the following steps:
Cantilever frame is carried out assembled on ground;
Utilize main building tower crane that described cantilever frame is installed;
The installation of suspended structure is carried out after described cantilever frame installation.
2. suspended structure top-down construction method according to claim 1, is characterized in that, described cantilever frame makes place to be needed smooth and without thrust or the foreign material affecting the smooth stacking of component.
3. suspended structure top-down construction method according to claim 1, is characterized in that, described cantilever frame installation on ground utilizes 25t mobile crane mate-assist.
4. suspended structure top-down construction method according to claim 1, it is characterized in that, tie plate height cantilever frame top-bottom chord is first used during described cantilever frame installation on ground, then according to drawing sizing cantilever frame installation member length, angle, work is spelled mutually in the ground of carrying out cantilever frame.
5. suspended structure top-down construction method according to claim 1, is characterized in that, described cantilever frame top-bottom chord and main building anatomical connectivity node adopt hinged joint.
6. suspended structure top-down construction method according to claim 1, is characterized in that, described cantilever frame top-bottom chord is suspended structure floor girder steel, adopts 32a i iron as the brace of truss and montant between described floor girder steel.
7. suspended structure top-down construction method according to claim 1, is characterized in that, described cantilever frame has upper and lower twice, and per pass respectively has 4 Pin cantilever frames.
8. suspended structure top-down construction method according to claim 6, is characterized in that, described lower road 4 Pin temporary truss frame carrying lower floor suspended structure, upper track 4 Pin temporary truss frame carrying upper strata suspended structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510901235.2A CN105464215A (en) | 2015-12-08 | 2015-12-08 | Reverse construction method construction method of hanging structure incapable of being provided with vertical temporary support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510901235.2A CN105464215A (en) | 2015-12-08 | 2015-12-08 | Reverse construction method construction method of hanging structure incapable of being provided with vertical temporary support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105464215A true CN105464215A (en) | 2016-04-06 |
Family
ID=55602331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510901235.2A Pending CN105464215A (en) | 2015-12-08 | 2015-12-08 | Reverse construction method construction method of hanging structure incapable of being provided with vertical temporary support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105464215A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111997191A (en) * | 2020-08-28 | 2020-11-27 | 上海市机械施工集团有限公司 | Method for installing special-shaped steel structure and method for installing steel net frame structure |
| CN112922025A (en) * | 2021-01-18 | 2021-06-08 | 中铁第四勘察设计院集团有限公司 | Reverse construction method of underground structure |
| CN112982439A (en) * | 2021-03-15 | 2021-06-18 | 艾奕康设计与咨询(深圳)有限公司 | Vertical bearing device of reverse construction area structure that can retrieve |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2067643A (en) * | 1980-01-16 | 1981-07-30 | Dinardo & Partners | Multistorey building construction |
| JPH062435A (en) * | 1992-06-17 | 1994-01-11 | Kajima Corp | Method of building steel structure using overhead travelling crane structure |
| JPH06117111A (en) * | 1992-10-06 | 1994-04-26 | Taisei Corp | Hanging and building method of component in construction of multistoried building |
| CN1908335A (en) * | 2005-08-02 | 2007-02-07 | 浙江耀江建设集团股份有限公司 | Suspension holder construction method |
| CN101200916A (en) * | 2007-11-29 | 2008-06-18 | 浙江精工钢结构有限公司 | Construction method of prestressed suspension type building structure |
| CN101324087A (en) * | 2008-07-08 | 2008-12-17 | 大连三川建设集团股份有限公司 | Environment protective efficient building construction method |
-
2015
- 2015-12-08 CN CN201510901235.2A patent/CN105464215A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2067643A (en) * | 1980-01-16 | 1981-07-30 | Dinardo & Partners | Multistorey building construction |
| JPH062435A (en) * | 1992-06-17 | 1994-01-11 | Kajima Corp | Method of building steel structure using overhead travelling crane structure |
| JPH06117111A (en) * | 1992-10-06 | 1994-04-26 | Taisei Corp | Hanging and building method of component in construction of multistoried building |
| CN1908335A (en) * | 2005-08-02 | 2007-02-07 | 浙江耀江建设集团股份有限公司 | Suspension holder construction method |
| CN101200916A (en) * | 2007-11-29 | 2008-06-18 | 浙江精工钢结构有限公司 | Construction method of prestressed suspension type building structure |
| CN101324087A (en) * | 2008-07-08 | 2008-12-17 | 大连三川建设集团股份有限公司 | Environment protective efficient building construction method |
Non-Patent Citations (1)
| Title |
|---|
| 冯业科: "高空组合悬挂结构顺向施工变形调控新工艺研究", 《施工技术》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111997191A (en) * | 2020-08-28 | 2020-11-27 | 上海市机械施工集团有限公司 | Method for installing special-shaped steel structure and method for installing steel net frame structure |
| CN111997191B (en) * | 2020-08-28 | 2021-10-15 | 上海市机械施工集团有限公司 | Method for installing special-shaped steel structure and method for installing steel net frame structure |
| CN112922025A (en) * | 2021-01-18 | 2021-06-08 | 中铁第四勘察设计院集团有限公司 | Reverse construction method of underground structure |
| CN112982439A (en) * | 2021-03-15 | 2021-06-18 | 艾奕康设计与咨询(深圳)有限公司 | Vertical bearing device of reverse construction area structure that can retrieve |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105604334B (en) | A kind of rapid constructing method for large span steel truss integral installation | |
| CN104929373B (en) | Large span Square Steel Tubes Truss and its accumulation slippage construction method | |
| CN104453197B (en) | High Large Cantilever concrete structural steel shape supports platform | |
| CN103711323B (en) | Utilize the anti-ceiling board construction method of portable tubular truss stage+module roofing | |
| CN106939707A (en) | A kind of restricted clearance large-scale steel structure supporting platform from method for improving | |
| CN103696577B (en) | Overhead steel-beam stress platform and construction method thereof | |
| CN102535845A (en) | Construction method of bearing frame of corridor structure | |
| CN103352428A (en) | Suspension bridge cable bent tower beam non-support construction method | |
| CN102733606A (en) | Construction method of high large cantilever structure | |
| CN108560719A (en) | The support installation method of super large span double-layer Bidirectional hanging rope structure | |
| CN105442839A (en) | Erecting method of cantilever structure formwork bent | |
| CN104389419A (en) | Cantilevered formwork platform installation structure and construction method | |
| CN105780925A (en) | Method for installation construction of truss-hanging combination system | |
| CN103643800A (en) | Lifting installation system for buckling restrained supporting member and construction method thereof | |
| CN107419893A (en) | A kind of elevator steel platform and preparation method thereof | |
| CN203296361U (en) | Long-span steel structure cross assembling hoisting platform | |
| CN205775852U (en) | A kind of active force conversion support for steel structure support moulding bed top | |
| CN105369891A (en) | Construction control method of corridor consisting of large-span trusses different in length | |
| CN105804400A (en) | Hoisting construction method of curved truss | |
| CN105464215A (en) | Reverse construction method construction method of hanging structure incapable of being provided with vertical temporary support | |
| CN106759909B (en) | Bearing structure system and its construction method are hung up under one kind | |
| CN216239741U (en) | Formwork system of high-rise cantilever concrete structure | |
| CN205531399U (en) | Interim support frame is installed in high -order steel truss segmentation | |
| CN105822066B (en) | Underground large span large space superelevation is without post steel-structure tube truss construction engineering method | |
| CN104831928B (en) | High-altitude long-span concrete conjoined structure shuttering supporting steel platform construction method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160406 |
|
| RJ01 | Rejection of invention patent application after publication |