CN110700544A - Progressive cantilever structure aiming at complex facade modeling and construction method thereof - Google Patents
Progressive cantilever structure aiming at complex facade modeling and construction method thereof Download PDFInfo
- Publication number
- CN110700544A CN110700544A CN201910980527.8A CN201910980527A CN110700544A CN 110700544 A CN110700544 A CN 110700544A CN 201910980527 A CN201910980527 A CN 201910980527A CN 110700544 A CN110700544 A CN 110700544A
- Authority
- CN
- China
- Prior art keywords
- cantilever
- girder
- progressive
- encorbelmenting
- lower floor
- 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
- 230000000750 progressive effect Effects 0.000 title claims abstract description 26
- 238000010276 construction Methods 0.000 title claims abstract description 18
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 34
- 239000010959 steel Substances 0.000 claims abstract description 34
- 238000003466 welding Methods 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims 2
- 238000009415 formwork Methods 0.000 abstract description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
Images
Classifications
-
- 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
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/18—Scaffolds essentially supported by building constructions, e.g. adjustable in height supported by cantilevers or other provisions mounted in openings in the building, e.g. window openings
-
- 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
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
- E04G13/06—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for stairs, steps, cornices, balconies, or other parts corbelled out of the wall
- E04G13/066—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for stairs, steps, cornices, balconies, or other parts corbelled out of the wall for overhangs
-
- 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
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/22—Scaffolds essentially supported by building constructions, e.g. adjustable in height supported by roofs or ceilings
Abstract
The invention relates to a progressive cantilever structure aiming at a complex facade model and a construction method thereof, wherein the progressive cantilever structure comprises a lower cantilever structure and an upper cantilever structure, and the lower cantilever structure and the upper cantilever structure form the progressive cantilever structure; the lower floor structure of encorbelmenting includes the girder of encorbelmenting of lower floor and lower floor bearing diagonal member, the girder of encorbelmenting of lower floor is fixed on the substructure beam slab, the top of lower floor bearing diagonal member and the bottom welding of the girder of encorbelmenting of lower floor, the bottom of lower floor bearing diagonal member and the built-in fitting welding on the pre-buried steel sheet, the upper strata structure of encorbelmenting includes that the upper strata encorbelmenting girder and upper strata bearing diagonal member, the girder of encorbelmenting of upper strata is fixed on the superstructure beam slab, the top of upper strata bearing diagonal member and the bottom welding of the girder of encorbelmenting of upper strata on the bottom of upper strata bearing diagonal member and the built-. Through the progressive overhanging structure, the construction difficulty of the beam slab formwork supporting system which is overhung from the complex outer vertical face layer by layer is reduced, and the site construction is safer.
Description
Technical Field
The invention relates to the technical field of cantilever bent frame support, in particular to a progressive cantilever structure aiming at complex outer vertical surface modeling and a construction method thereof.
Background
Along with the development of the building industry, building shapes have the characteristic of diversity, the projecting length of an outside cantilever beam slab is continuously increased in order to meet the requirement of the building shapes in structural construction, when a beam slab member projecting from the outer edge of a building is not high above the ground, a full-hall landing scaffold or a cantilever scaffold template support system is generally adopted, but when the projecting beam slab member is too high, if the landing full-hall scaffold template support system is adopted, the potential danger of instability and collapse is easy to exist; in addition, if the beam slab member that has designed continuous out of choosing is located high-rise structure, when the length of choosing of upper strata was greater than the length of choosing of lower floor simultaneously, the template support system of the single scaffold of encorbelmenting will hardly satisfy the requirement of site operation.
Disclosure of Invention
The invention provides a novel progressive cantilever structure with a complex outer vertical surface model, aiming at the problems and the defects in the prior art, and mainly takes an I-shaped steel beam as a cantilever steel beam, and gradually and layer by layer cantilever steel beam from bottom to top so as to meet the requirements of site construction.
The invention solves the technical problems through the following technical scheme:
the invention provides a progressive cantilever structure for a complex facade model, which is characterized by comprising a lower cantilever structure and an upper cantilever structure;
the lower floor cantilever structure includes that the lower floor encorbelments girder and lower floor's bearing diagonal member, the girder of encorbelmenting of lower floor is fixed on the substructure beam slab, the top of lower floor's bearing diagonal member welds with the bottom of the girder of encorbelmenting of lower floor, the bottom of lower floor's bearing diagonal member welds with the built-in fitting on the pre-buried steel sheet mutually, the structure of encorbelmenting of upper strata includes that the girder of encorbelmenting of upper strata and upper strata bearing diagonal member, the girder of encorbelmenting of upper strata is fixed on the superstructure beam slab, the top of the girder of encorbelmenting of upper strata and the bottom of the girder of encorbelmenting of upper strata weld mutually, the bottom of upper strata bearing diagonal member welds with the built-in.
Preferably, the lower cantilever girder is made of section steel.
Preferably, the lower cantilever girder and the lower structural beam plate are fixedly connected through a section steel fixing part.
Preferably, the upper cantilever girder is made of profile steel.
Preferably, the upper cantilever main beam is fixedly connected with the upper structural beam plate through a section steel fixing piece.
The invention also provides a construction method of the progressive cantilever structure aiming at the complex facade modeling, which is characterized by comprising the following steps:
s1, fixing the lower cantilever girder on the lower structural beam plate;
s2, welding the top end of the lower inclined support rod piece with the bottom of the lower cantilever main beam, and welding the bottom end of the lower inclined support rod piece with an embedded part on an embedded steel plate;
s3, fixing the upper cantilever main beam on the upper structural beam plate;
s4, welding the top end of the upper-layer diagonal support rod piece with the bottom of the upper-layer cantilever main beam, and welding the bottom end of the upper-layer diagonal support rod piece with the embedded part on the lower-layer structural beam plate or the top of the lower-layer cantilever main beam.
Preferably, in step S1, the lower cantilever girder is made of steel.
Preferably, in step S1, the lower cantilever main beam and the lower structural beam plate are fixedly connected by a steel section fastener.
Preferably, in step S3, the upper cantilever girder is made of steel.
Preferably, in step S3, the upper cantilever main beam and the upper structural beam plate are fixedly connected by a steel section fastener.
On the basis of the common knowledge in the field, the above preferred conditions can be combined randomly to obtain the preferred embodiments of the invention.
The positive progress effects of the invention are as follows:
the invention provides a progressive cantilever structure aiming at the modeling of the complex facade so as to reduce the construction difficulty of the cantilever beam slab formwork supporting system of the complex facade layer by layer and ensure that the site construction has more safety guarantee.
Drawings
Fig. 1 is a schematic structural view illustrating a structure in which bracing support points in a progressive cantilever structure according to a preferred embodiment of the present invention are welded to embedded parts.
Fig. 2 is a schematic structural view of a progressive cantilever structure according to a preferred embodiment of the present invention, in which bracing points are welded to a lower cantilever main beam.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
As shown in fig. 1 and fig. 2, the present embodiment provides a progressive overhanging structure for a complex facade model, which includes a lower overhanging structure 1 and an upper overhanging structure 2, where the lower overhanging structure 1 and the upper overhanging structure 2 form the progressive overhanging structure.
The lower floor structure of encorbelmenting 1 includes that the lower floor encorbelments girder 11 and lower floor bearing diagonal member 12, the girder 11 of encorbelmenting of lower floor adopts shaped steel, the girder 11 of encorbelmenting of lower floor is fixed on substructure beam slab 3, the girder 11 of encorbelmenting of lower floor passes through 5 fixed connection of shaped steel mounting with substructure beam slab 3, the top of lower floor bearing diagonal member 12 welds with the bottom of the girder 11 of encorbelmenting of lower floor, the bottom of lower floor bearing diagonal member 12 welds with built-in fitting 41 on the pre-buried steel sheet 4 mutually.
The upper cantilever structure 2 includes that the upper cantilever girder 21 and upper diagonal bracing member 22, the upper cantilever girder 21 adopts shaped steel, the upper cantilever girder 21 passes through shaped steel mounting fixed connection with upper structure beam slab 6, the top of upper diagonal bracing member 22 welds with the bottom of the upper cantilever girder 21 mutually, the bottom of upper diagonal bracing member 22 welds with built-in fitting 31 on the lower floor structure beam slab 3 mutually (see fig. 1), perhaps, the bottom of upper diagonal bracing member 22 welds with the top of the lower floor cantilever girder 11 mutually (see fig. 2).
With reference to fig. 1 and fig. 2, the present invention further provides a construction method of a progressive cantilever structure for a complex facade model, including the following steps:
s1, fixing the lower cantilever girder 11 on the lower structure beam plate 3, wherein the lower cantilever girder 11 is made of section steel, and the lower cantilever girder 11 is fixedly connected with the lower structure beam plate 3 through a section steel fixing piece 5;
s2, welding the top end of the lower inclined support rod 12 with the bottom of the lower cantilever main beam 11, and welding the bottom end of the lower inclined support rod 12 with the embedded part 41 on the embedded steel plate 4;
s3, fixing the upper cantilever main beam 21 on the upper structural beam plate 6, wherein the upper cantilever main beam 21 adopts section steel, and the upper cantilever main beam 21 is fixedly connected with the upper structural beam plate 6 through a section steel fixing part;
s4, welding the top end of the upper-layer diagonal bracing rod piece 22 with the bottom of the upper-layer cantilever main beam 21, and welding the bottom end of the upper-layer diagonal bracing rod piece 22 with the top of an embedded part on the lower-layer structural beam plate 3 or the lower-layer cantilever main beam 11.
By the aid of the gradual overhanging structure for the complex facade modeling, the safety of the whole construction process is guaranteed while construction of the complex facade structure is completed. Through actual engineering inspection, the method is efficient, convenient and fast, convenient to install and disassemble, and the safety of structure construction is greatly guaranteed.
The cantilever scaffold template support system is successfully applied to a cantilever scaffold template support system of a NO.2016G11 plot project (hotel apartment) project, so that the construction difficulty of the cantilever beam plate template support system of a complex facade layer by layer is reduced, and the field construction is ensured to be safer.
While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that these are by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.
Claims (10)
1. A progressive cantilever structure aiming at a complex facade model is characterized by comprising a lower cantilever structure and an upper cantilever structure;
the lower floor cantilever structure includes that the lower floor encorbelments girder and lower floor's bearing diagonal member, the girder of encorbelmenting of lower floor is fixed on the substructure beam slab, the top of lower floor's bearing diagonal member welds with the bottom of the girder of encorbelmenting of lower floor, the bottom of lower floor's bearing diagonal member welds with the built-in fitting on the pre-buried steel sheet mutually, the structure of encorbelmenting of upper strata includes that the girder of encorbelmenting of upper strata and upper strata bearing diagonal member, the girder of encorbelmenting of upper strata is fixed on the superstructure beam slab, the top of the girder of encorbelmenting of upper strata and the bottom of the girder of encorbelmenting of upper strata weld mutually, the bottom of upper strata bearing diagonal member welds with the built-in.
2. The progressive overhanging structure for a complex facade molding according to claim 1, wherein the lower overhanging main beam is made of section steel.
3. The progressive cantilever structure for complex facade modeling according to claim 2, wherein the lower cantilever main beam is fixedly connected with the lower structural beam plate through a steel section fixing piece.
4. The progressive overhanging structure for a complex facade molding according to claim 1, wherein the upper overhanging main beam is made of section steel.
5. The progressive cantilever structure for complex facade modeling according to claim 4, wherein the upper cantilever main beam is fixedly connected with the upper structural beam plate through a section steel fixing piece.
6. A construction method of a progressive cantilever structure aiming at a complex facade model is characterized by comprising the following steps:
s1, fixing the lower cantilever girder on the lower structural beam plate;
s2, welding the top end of the lower inclined support rod piece with the bottom of the lower cantilever main beam, and welding the bottom end of the lower inclined support rod piece with an embedded part on an embedded steel plate;
s3, fixing the upper cantilever main beam on the upper structural beam plate;
s4, welding the top end of the upper-layer diagonal support rod piece with the bottom of the upper-layer cantilever main beam, and welding the bottom end of the upper-layer diagonal support rod piece with the embedded part on the lower-layer structural beam plate or the top of the lower-layer cantilever main beam.
7. The method of constructing a progressive cantilever structure for a complex facade of claim 6, wherein in step S1, the lower cantilever girder is made of steel sections.
8. The method of constructing a progressive cantilever structure for a complex facade as set forth in claim 7, wherein in step S1, the lower cantilever main beam is fixedly connected to the lower structural beam slab by means of a steel section fixing member.
9. The method of constructing a progressive cantilever structure for a complex facade of claim 6, wherein in step S3, the upper cantilever girder is formed of steel.
10. The method of constructing a progressive cantilever structure for a complex facade of claim 9, wherein in step S3, the upper cantilever main beam and the upper structural beam plate are fixedly connected by a steel section fixture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910980527.8A CN110700544A (en) | 2019-10-16 | 2019-10-16 | Progressive cantilever structure aiming at complex facade modeling and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910980527.8A CN110700544A (en) | 2019-10-16 | 2019-10-16 | Progressive cantilever structure aiming at complex facade modeling and construction method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110700544A true CN110700544A (en) | 2020-01-17 |
Family
ID=69199861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910980527.8A Pending CN110700544A (en) | 2019-10-16 | 2019-10-16 | Progressive cantilever structure aiming at complex facade modeling and construction method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110700544A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101514586A (en) * | 2009-01-14 | 2009-08-26 | 北京江河幕墙股份有限公司 | Hanger rail type electric hanging boat and high-rise long span house, bridge building construction method and use thereof |
| JP2011074725A (en) * | 2009-10-01 | 2011-04-14 | Asahi Gakuen Group:Kk | Scaffold for stair veranda construction |
| CN102444271A (en) * | 2011-11-01 | 2012-05-09 | 中建三局建设工程股份有限公司 | Suspended scaffolding with cast-in-place concrete structure |
| CN102704663A (en) * | 2012-06-27 | 2012-10-03 | 江苏正威建设有限公司 | Down-stayed type suspension style scaffold |
| CN103422679A (en) * | 2013-08-20 | 2013-12-04 | 浙江精工钢结构有限公司 | Large cantilever promotion counter-force frame |
| CN104453197A (en) * | 2014-10-13 | 2015-03-25 | 上海中锦建设集团股份有限公司 | High-altitude large-cantilever concrete structure structural steel supporting platform |
| CN205348725U (en) * | 2015-12-22 | 2016-06-29 | 中建六局第三建筑工程有限公司 | Large -span, bearing structure that encorbelments by a wide margin |
| CN205840291U (en) * | 2016-07-11 | 2016-12-28 | 温州城建集团有限公司 | High Large Cantilever structural support system |
| CN211257756U (en) * | 2019-10-16 | 2020-08-14 | 上海建工一建集团有限公司 | Progressive overhanging structure aiming at complex outer vertical surface modeling |
-
2019
- 2019-10-16 CN CN201910980527.8A patent/CN110700544A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101514586A (en) * | 2009-01-14 | 2009-08-26 | 北京江河幕墙股份有限公司 | Hanger rail type electric hanging boat and high-rise long span house, bridge building construction method and use thereof |
| JP2011074725A (en) * | 2009-10-01 | 2011-04-14 | Asahi Gakuen Group:Kk | Scaffold for stair veranda construction |
| CN102444271A (en) * | 2011-11-01 | 2012-05-09 | 中建三局建设工程股份有限公司 | Suspended scaffolding with cast-in-place concrete structure |
| CN102704663A (en) * | 2012-06-27 | 2012-10-03 | 江苏正威建设有限公司 | Down-stayed type suspension style scaffold |
| CN103422679A (en) * | 2013-08-20 | 2013-12-04 | 浙江精工钢结构有限公司 | Large cantilever promotion counter-force frame |
| CN104453197A (en) * | 2014-10-13 | 2015-03-25 | 上海中锦建设集团股份有限公司 | High-altitude large-cantilever concrete structure structural steel supporting platform |
| CN205348725U (en) * | 2015-12-22 | 2016-06-29 | 中建六局第三建筑工程有限公司 | Large -span, bearing structure that encorbelments by a wide margin |
| CN205840291U (en) * | 2016-07-11 | 2016-12-28 | 温州城建集团有限公司 | High Large Cantilever structural support system |
| CN211257756U (en) * | 2019-10-16 | 2020-08-14 | 上海建工一建集团有限公司 | Progressive overhanging structure aiming at complex outer vertical surface modeling |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104453197B (en) | High Large Cantilever concrete structural steel shape supports platform | |
| WO2020118563A1 (en) | Design and rapid construction methods for flush assembly of prefabricated steel beams and floor | |
| CN106337555A (en) | Method for constructing triangular steel support for cantilever structure of outer wall of building | |
| CN208702197U (en) | A kind of big displacement integral jacking Compact Mounts | |
| CN103352428A (en) | Suspension bridge cable bent tower beam non-support construction method | |
| CN107419893A (en) | A kind of elevator steel platform and preparation method thereof | |
| CN104389419A (en) | Cantilevered formwork platform installation structure and construction method | |
| CN106193589A (en) | Concrete superelevation heavy type beam and superimposed sheet combinative structure method for supporting | |
| CN106436573A (en) | Construction method of corbel and steel truss bracket of wide-span upper crossbeam of extra-high cable bent tower | |
| CN111677299A (en) | Lifting device and method for steel bar truss floor support plate | |
| CN211257756U (en) | Progressive overhanging structure aiming at complex outer vertical surface modeling | |
| CN106400691A (en) | Integrated construction process for anti-collision wall formwork | |
| CN108532968A (en) | A kind of assembled support device of steel bar truss floor support plate composite floor system | |
| CN110172912A (en) | A kind of solid pier capping beam processing construction method | |
| CN114134820A (en) | Formwork support and construction method for I-shaped composite beam cast-in-place bridge deck | |
| CN105317052A (en) | Tower crane foundation bolt fixing method | |
| CN102926554A (en) | Steel hanging seat template supports and construction method thereof | |
| CN110700544A (en) | Progressive cantilever structure aiming at complex facade modeling and construction method thereof | |
| CN204282788U (en) | Shaping type scaffold can be assembled | |
| CN212317487U (en) | Template supporting structure for construction of outward-inclined overhanging concrete column | |
| CN211340840U (en) | Tower crane foundation of internal climbing tower crane | |
| CN211257757U (en) | Steel truss bracing system structure that shaped steel encorbelmented | |
| CN210289075U (en) | Adjustable elevator shaft operating platform system that can have enough to meet need | |
| CN110374006B (en) | Construction method for dismantling space anisotropic large-tonnage steel beam bracket | |
| CN113309256A (en) | Construction device and construction method for prefabricated shear wall with post-pouring section |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200117 |