CN103628674A - Platform formwork structure and construction method thereof - Google Patents
Platform formwork structure and construction method thereof Download PDFInfo
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- CN103628674A CN103628674A CN201310597906.1A CN201310597906A CN103628674A CN 103628674 A CN103628674 A CN 103628674A CN 201310597906 A CN201310597906 A CN 201310597906A CN 103628674 A CN103628674 A CN 103628674A
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Abstract
The invention relates to a supporting structure used for buildings and a construction method, in particular to a platform formwork structure and a construction method of the platform formwork structure. The platform formwork structure comprises a platform structure erected between walls on the two sides and a supporting structure formed on the platform structure, wherein the platform structure is fixedly connected to the walls on the two sides, and the supporting structure is used for supporting construction of an upper layer formwork. The method of combining the platform structure and the supporting structure is adopted for achieving an ultrahigh formwork, and compared with an existing ultrahigh all-round scaffold, the platform formwork structure can save cost, shorten the construction period and reduce potential safety hazards better.
Description
Technical field
The present invention relates to a kind of braced structures for building and construction method, espespecially a kind of platform formwork erecting structure and construction method thereof.
Background technology
In the contour large hall superstructure cast-in-place concrete structure construction of the communal space of highrise building conjoined structure, public building; or in the building operations of individual layer large space; the total collapse of superelevation formwork causes the serious accident of many people injures and deaths to happen occasionally; the Ministry of Construction also classifies the construction safety of tall and big formwork engineering as the content of key-point management; in the formwork of tall and big hall cast-in-place concrete building roof construction or the construction of individual layer large space; conventional construction method, for adopting fastener type steel pipe scaffold by ground full hall bent formwork installation, is called superelevation full hall scaffold.But the method is when formwork height surpasses 20 meters, and not only steel pipe scaffolding and fastener consumption are huge, set up labour cost high, and superelevation to land the power transmission of fastener steel tube support for shuttering complicated, potential safety hazard is many.
Summary of the invention
The object of the invention is to overcome the defect of prior art, a kind of platform formwork erecting structure and construction method thereof are provided, can solve the problems such as potential safety hazard of existing full hall scaffold.
The technical scheme that realizes above-mentioned purpose is:
A kind of platform formwork erecting structure of the present invention, comprises the platform structure being set up between the body of wall of both sides, and is located at the braced structures on described platform structure, for supporting upper former construction.
The present invention adopts platform structure as base support, on platform structure, build braced structures, saved existing superelevation full hall scaffold, this braced structures can be also scaffold support, because can build on platform structure, so this braced structures does not need to adopt the design of superelevation, reduced like this potential safety hazard of superelevation formwork.Can also cost saving, compare superelevation full hall scaffold, the material usage of this programme is saved, and it is also less to set up required cost of labor, has good market prospects.
The further improvement of platform formwork erecting structure of the present invention is, described platform structure comprises steel plate, main girder steel, inferior girder steel, the lumps of wood and veneer, described steel plate is embedded in advance accordingly in both walls body and exposes end, described main girder steel connects the end of described steel plate, described time girder steel is layed on described main girder steel, the described lumps of wood is layed on described girder steel, and described veneer is anchored on the described lumps of wood.
The further improvement of platform formwork erecting structure of the present invention is, described main girder steel is welded in the end of described steel plate.
The further improvement of platform formwork erecting structure of the present invention is, described equally spaced being layed on described main girder steel of girder steel, and be welded in described main girder steel.
The further improvement of platform formwork erecting structure of the present invention is, the described lumps of wood with steel wire lashing on described girder steel.
The further improvement of platform formwork erecting structure of the present invention is, described veneer is anchored on the described lumps of wood with iron nail.
The further improvement of platform formwork erecting structure of the present invention is, described braced structures is scaffold, and the vertical rod in described scaffold is set up on described girder steel.
The construction method of a kind of platform formwork erecting structure of the present invention, comprising:
Construction of platform structure between the body of wall of both sides; And
On described platform structure, set up braced structures, for supporting upper former construction.
The further improvement of the construction method of platform formwork erecting structure of the present invention is, described platform structure comprises steel plate, main girder steel, inferior girder steel, the lumps of wood and veneer;
Construction of platform structure between the body of wall of both sides, comprising: in wall construction process, in desired location pre-embedded steel slab accordingly, and expose end;
Lift main girder steel in described steel plate position, and be welded in the end of described steel plate;
Lifting time girder steel, described time girder steel is layed on described main girder steel, adopts spot welding mode to fix;
The lifting lumps of wood, the described lumps of wood is layed on described girder steel, adopts steel wire lashing to fix;
Lifting veneer, described veneer is fixed on the described lumps of wood.
The further improvement of the construction method of platform formwork erecting structure of the present invention is, described braced structures is scaffold;
On described platform structure, set up braced structures, comprising: on described veneer, set up scaffold, the vertical rod in described scaffold is set up on described girder steel.
Accompanying drawing explanation
The lateral view of platform structure in a kind of platform formwork erecting structure of Fig. 1 the present invention;
The decomposing schematic representation of a kind of platform formwork erecting structure of Fig. 2 to Fig. 5 the present invention and construction method thereof.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
Referring to shown in Fig. 1, is the lateral view of platform structure in a kind of platform formwork erecting structure of the present invention.Technical scheme of the present invention is for adopting platform structure and formwork erecting structure to be combined with the formwork erecting structure that substitutes superelevation full hall scaffold of the prior art, this platform structure faces between the body of wall that sky is set up in both sides, there is platform structure as plane base, on platform structure, build formwork erecting structure, compare and take ground and scaffold erecting as basis, greatly reduce the consumption of fastener and steel pipe, economized on material.In addition, compare the full hall scaffold of superelevation, platform structure is more firm, can reduce potential safety hazard.Below a kind of platform formwork erecting structure of the present invention is elaborated.
As shown in Figure 1, a kind of platform formwork erecting structure of the present invention comprises platform structure 20 and braced structures, and platform structure 20 faces sky and is set up between both sides body of wall 10, and is fixed in body of wall 10, as the basis of braced structures.Braced structures is built on platform structure 20, for supporting upper former construction.The present invention adopts platform structure 20 and supporting structure combination to realize the effect of superelevation formwork, and platform structure 20 can also, as the operating platform of later stage decoration construction, can be made rational use of resources.
The end of main girder steel 201 junction steel plates 101, and be fixed on the end of steel plate 101, main girder steel 201, as the foundation stone of platform structure 20, is played a supporting role.Main girder steel 201, by being connected with the end of steel plate 101, has been realized empty setting of facing of platform structure 20, and the height of setting can be selected according to actual needs.As a preferred embodiments of the present invention, main girder steel 201 adopts the end that is fixedly welded on steel plate 101, and this is welded as welded corner joint mode.
The lumps of wood 203 is layed on time girder steel 202, and is connected and fixed in the joint place of inferior girder steel 202.As a preferred embodiments of the present invention, the lumps of wood 203 adopts steel wire lashing to be fixed on time girder steel 202.
Veneer 204 is layed on the lumps of wood 203, and is anchored on the lumps of wood 203.As a preferred embodiments of the present invention, veneer 203 adopts iron nail to be anchored on the lumps of wood 203.
Braced structures, for supporting the construction of upper strata floor, this braced structures is common scaffold, take platform structure 20 as basis, sets up the scaffold that supports use on platform structure 20.Scaffold comprises fastener and steel pipe, and horizon bar, vertical rod, bridging are set, and adopts fastener fastening in junction, strengthens the rigidity of integrated support system.Scaffold upright rod wherein arranges suitable spacing, and for example 1 meter, this scaffold upright rod must be arranged on the position of time girder steel 202, and the support force of dimension girder steel 202 is strong, can meet crunch, makes scaffold more firm.
As a preferred embodiment of the present invention, platform formwork erecting structure of the present invention is applied in the construction of individual layer superelevation large space, and its planar dimension is 12 meters * 10.7 meters, and maximum beam section is of a size of 500 millimeters * 1200 millimeters, upper floor plate thickness is 180 millimeters, and the absolute altitude of bottom is 43.15 meters.Platform structure in platform formwork erecting structure of the present invention is arranged at 40 meters of high vacancies, and the steel plate being embedded in advance in body of wall is selected 700 millimeters * 450 millimeters * 30 millimeters, and totally four, anchorage length is 500 millimeters, reserves the end of 300 millimeters, for connecting main girder steel.Steel are selected Q235B type shaped steel, and main girder steel is fixedly welded on pre-embedded steel slab, and inferior girder steel is equidistantly layed on main girder steel with 1 meter of spacing, then in junction spot welding, connects.The lumps of wood is selected 50 millimeters * 100 millimeters, and with being equidistantly layed on time girder steel of 30 centimetres of spacing, veneer is selected the veneer of 18 millimeters thick, with iron nail, is anchored on the lumps of wood.Then on platform structure, build the scaffold of 3.6 meters as braced structures.In the construction of individual layer superelevation large space, the combination of application platform structure and scaffold, approximately 43 meters of high formwork erecting structures have been realized, compare the structure of superelevation full hall scaffold, can save a large amount of steel pipes and fastener, can also increase safety factor, the supporting steel pipe that platform structure is compared superelevation is more firm, effectively reduces potential safety hazard.
In conjunction with Fig. 2 to Fig. 5, the construction method of a kind of platform formwork erecting structure of the present invention is described.
First, construction of platform structure between the body of wall of both sides; Comprise the steps:
In the work progress of body of wall, the position pre-embedded steel slab according to design is oppositely arranged steel plate, and exposes end, so that the main girder steel of follow-up connection in the body of wall of both sides.
As shown in Figure 2, then with tower crane, lift main girder steel 201, be transported to after desired location, be manually welded in the end of steel plate, can adopt welded corner joint mode, connectivity robustness is good like this.
As shown in Figure 3, after main girder steel 201 installs, then with tower crane lifting time girder steel 202, be layed on main girder steel 201 inferior girder steel 202 is equally spaced, then in junction, adopt the mode of spot welding to fix.
As shown in Figure 4, after laying time girder steel 202, the lifting lumps of wood 203, is layed on time girder steel 202 lumps of wood 203 is equally spaced, can adopt steel wire lashing to fix the lumps of wood.
As shown in Figure 5, then on the lumps of wood 203, lay veneer 204, with iron nail, veneer 204 is fixed on the lumps of wood 203.
Then, on described platform structure, set up braced structures, for supporting upper former construction.Step is:
On veneer 204, scaffold erecting, as braced structures, for supporting upper strata floor slab construction.
In a preferred embodiment of the construction method of platform formwork erecting structure of the present invention, platform structure in platform formwork erecting structure is arranged at 40 meters of high vacancies, wherein: steel plate is selected 700 millimeters * 450 millimeters * 30 millimeters, totally four, anchorage length is 500 millimeters, reserve the end of 300 millimeters, for connecting main girder steel.Steel are selected Q235B type shaped steel, and main girder steel is fixedly welded on pre-embedded steel slab, and inferior girder steel is equidistantly layed on main girder steel with 1 meter of spacing, then in junction spot welding, connects.The lumps of wood is selected 50 millimeters * 100 millimeters, and with being equidistantly layed on time girder steel of 30 centimetres of spacing, veneer is selected the veneer of 18 millimeters thick, with iron nail, is anchored on the lumps of wood.Braced structures is selected the scaffold of 3.6 meters.In the construction of individual layer superelevation large space, the combination of application platform structure and scaffold, approximately 43 meters of high formwork erecting structures have been realized, compare the structure of superelevation full hall scaffold, can save a large amount of steel pipes and fastener, can also increase safety factor, the supporting steel pipe that platform structure is compared superelevation is more firm, effectively reduces potential safety hazard.
Set up after platform formwork erecting structure, continued upper former and install, assembling reinforcement, then concrete is built, and upper strata construction finishes, after concrete reaches designing requirement intensity, can be by the scaffold above platform structure and form removable, after platform structure can remain to and fit up, tissue is removed.When removing platform structure, because upper strata floor and furred ceiling finishing complete, tower crane cannot vertical lifting, can adopt the way of tower crane and bottle gouard moved by hands combination to complete dismounting work.After successively veneer, the lumps of wood time girder steel, main girder steel being removed, pre-buried steel plate can not removed, and at surperficial applying mortar, decorates.
The method that the present invention adopts platform structure and braced structures to combine, has realized superelevation formwork, compares existing superelevation full hall scaffold, can be more cost-saving, reduction of erection time, reduction potential safety hazard.And platform structure can also fit up the operating platform of use as the later stage, can make rational use of resources, cut the waste.This method also has the advantages such as construction is simple, the reduction of erection time, saving cost of labor.
Below embodiment has been described in detail the present invention by reference to the accompanying drawings, and those skilled in the art can make many variations example to the present invention according to the above description.Thereby some details in embodiment should not form limitation of the invention, the present invention will be usingd scope that appended claims defines as protection scope of the present invention.
Claims (10)
1. a platform formwork erecting structure, is characterized in that, comprising:
Be set up in the platform structure between the body of wall of both sides; And
Be located at the braced structures on described platform structure, for supporting upper former construction.
2. platform formwork erecting structure as claimed in claim 1, it is characterized in that, described platform structure comprises steel plate, main girder steel, inferior girder steel, the lumps of wood and veneer, described steel plate is embedded in advance accordingly in both walls body and exposes end, described main girder steel connects the end of described steel plate, described time girder steel is layed on described main girder steel, and the described lumps of wood is layed on described girder steel, and described veneer is anchored on the described lumps of wood.
3. platform formwork erecting structure as claimed in claim 2, is characterized in that, described main girder steel is welded in the end of described steel plate.
4. platform formwork erecting structure as claimed in claim 2, is characterized in that, described equally spaced being layed on described main girder steel of girder steel, and be welded in described main girder steel.
5. platform formwork erecting structure as claimed in claim 2, is characterized in that, the described lumps of wood uses steel wire lashing on described girder steel.
6. platform formwork erecting structure as claimed in claim 2, is characterized in that, described veneer is anchored on the described lumps of wood with iron nail.
7. platform formwork erecting structure as claimed in claim 2, is characterized in that, described braced structures is scaffold, and the vertical rod in described scaffold is set up on described girder steel.
8. a construction method for platform formwork erecting structure, is characterized in that, comprising:
Construction of platform structure between the body of wall of both sides; And
On described platform structure, set up braced structures, for supporting upper former construction.
9. the construction method of platform formwork erecting structure as claimed in claim 8, is characterized in that,
Described platform structure comprises steel plate, main girder steel, inferior girder steel, the lumps of wood and veneer;
Construction of platform structure between the body of wall of both sides, comprising:
In wall construction process, in desired location pre-embedded steel slab accordingly, and expose end;
Lift main girder steel in described steel plate position, and be welded in the end of described steel plate;
Lifting time girder steel, described time girder steel is layed on described main girder steel, adopts spot welding mode to fix;
The lifting lumps of wood, the described lumps of wood is layed on described girder steel, adopts steel wire lashing to fix;
Lifting veneer, described veneer is fixed on the described lumps of wood.
10. the construction method of platform formwork erecting structure as claimed in claim 9, is characterized in that,
Described braced structures is scaffold;
On described platform structure, set up braced structures, comprising: on described veneer, set up scaffold, the vertical rod in described scaffold is set up on described girder steel.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310597906.1A CN103628674A (en) | 2013-11-22 | 2013-11-22 | Platform formwork structure and construction method thereof |
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| CN201310597906.1A CN103628674A (en) | 2013-11-22 | 2013-11-22 | Platform formwork structure and construction method thereof |
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| CN103628674A true CN103628674A (en) | 2014-03-12 |
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| CN201310597906.1A Pending CN103628674A (en) | 2013-11-22 | 2013-11-22 | Platform formwork structure and construction method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107268998A (en) * | 2017-08-11 | 2017-10-20 | 中国化学工程第六建设有限公司 | High-supported formwork |
Citations (4)
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|---|---|---|---|---|
| GB1397932A (en) * | 1971-11-04 | 1975-06-18 | Evans & Sons Ltd C | Support device for formwork for concrete walls and floors |
| CN102140841A (en) * | 2010-12-31 | 2011-08-03 | 青岛一建集团有限公司 | Construction method of building superstructure in high-rise steel-concrete mixed structure with few supporting formworks |
| CN102518300A (en) * | 2011-12-15 | 2012-06-27 | 中国建筑第二工程局有限公司 | Embedded conical bearing joint type steel structure support and construction method thereof |
| CN102619335A (en) * | 2012-05-04 | 2012-08-01 | 河北省第二建筑工程公司 | Construction method of large-height small-sized cast-in-place concrete beam slab |
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2013
- 2013-11-22 CN CN201310597906.1A patent/CN103628674A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1397932A (en) * | 1971-11-04 | 1975-06-18 | Evans & Sons Ltd C | Support device for formwork for concrete walls and floors |
| CN102140841A (en) * | 2010-12-31 | 2011-08-03 | 青岛一建集团有限公司 | Construction method of building superstructure in high-rise steel-concrete mixed structure with few supporting formworks |
| CN102518300A (en) * | 2011-12-15 | 2012-06-27 | 中国建筑第二工程局有限公司 | Embedded conical bearing joint type steel structure support and construction method thereof |
| CN102619335A (en) * | 2012-05-04 | 2012-08-01 | 河北省第二建筑工程公司 | Construction method of large-height small-sized cast-in-place concrete beam slab |
Non-Patent Citations (1)
| Title |
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| 李立刚等: "超高层建筑高空连廊结构模板支架钢平台安拆技术", 《施工技术》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107268998A (en) * | 2017-08-11 | 2017-10-20 | 中国化学工程第六建设有限公司 | High-supported formwork |
| CN107268998B (en) * | 2017-08-11 | 2019-05-07 | 中国化学工程第六建设有限公司 | High-supported formwork |
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| CB03 | Change of inventor or designer information |
Inventor after: Wan Limin Inventor after: Zhu Wei Inventor after: Ma Rongquan Inventor after: Lu Yukun Inventor after: Wu Hongzhang Inventor after: Guo Chunhua Inventor after: Dou Yanbing Inventor after: Wang Chun Inventor after: Min Gan Inventor after: Dong Hong Inventor before: Lu Yukun Inventor before: Wu Hongzhang Inventor before: Dou Yanbing Inventor before: Wang Chun Inventor before: Min Gan Inventor before: Dong Hong Inventor before: Zhu Wei |
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Free format text: CORRECT: INVENTOR; FROM: LU YUKUN WU HONGZHANG DOU YANBING WANG CHUN MIN GAN DONG HONG ZHU WEI TO: WAN LIMIN MA RONGQUAN LU YUKUN WU HONGZHANG GUO CHUNHUA DOU YANBING WANG CHUN MIN GAN DONG HONG ZHU WEI |
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Application publication date: 20140312 |