CN102418416A - Long-slab-span steel beam cast-in-situ floor formwork system - Google Patents
Long-slab-span steel beam cast-in-situ floor formwork system Download PDFInfo
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- CN102418416A CN102418416A CN2010102977037A CN201010297703A CN102418416A CN 102418416 A CN102418416 A CN 102418416A CN 2010102977037 A CN2010102977037 A CN 2010102977037A CN 201010297703 A CN201010297703 A CN 201010297703A CN 102418416 A CN102418416 A CN 102418416A
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Abstract
The invention discloses a long-slab-span steel beam cast-in-situ floor formwork system, which comprises a floor template, an adjustable truss and an adjustable placement support seat for supporting the adjustable truss, wherein a grille is laid on the adjustable truss; the floor template is laid on the grille; the adjustable placement support seat is arranged on a lower flange of a transverse H-shaped steel beam; and the adjustable truss is a telescopic combined truss and is connected with the upper end of the adjustable placement support seat. Compared with the conventional normal truss formwork system, the long-slab-span steel beam cast-in-situ floor formwork system provided according to the invention has the advantages of adjustable span, adjustable height and suitability for different beam heights; the adaptability of the truss is greatly improved; and the formwork cost is greatly lowered.
Description
Technical field
The present invention relates to a kind of building system, particularly a kind of big plate is striden girder steel cast-in-situ floor formwork system.
Background technology
Usually floor props up to touch and adopts a full hall scaffold, and scaffold generally adopts steel pipe scaffold or wrist button scaffold, needs all in length and breadth that horizon bar connects, and stablizes guaranteeing.And the setting of horizontal brace, bridging can bring problems such as the construction passage is inconvenient, mounting or dismounting are loaded down with trivial details, increase circulation material quantity, increasing cost.
In order to address the above problem notification number is CN2617859; The Chinese utility model patent that name is called " truss-like supporting template system " discloses a kind of truss-like supporting template system; Two ends are shelved on the mounted steel work girder steel, comprise several rows truss, fixed vertical be arranged at the some wood joists on the truss and be layed in truss and wood joist on panel.It adopts the truss support slab form to reduce the consumption and the vertical transport of template and support for shuttering in a large number; And the construction of lower-layer concrete flooring is not limited by upper strata concrete building surface construction; Can carry out the floor concrete construction synchronously, shorten construction period greatly, but it can not regulate length according to different floor span; Poor for applicability, the formwork cost is high.
In order to solve highly uncontrollable problem; Notification number is CN201103247; The Chinese utility model patent that name is called " adjustable steel support " discloses a kind of floor horizontal shuttering support, and especially a kind of adjustable steel of high residential building floor height 2700～3000, thickness of slab 100～180 floor slab formerectings that is applicable to supports.Comprise support post, adjustable supports, said support post is a steel tubular structure, and its lower end and backing board welding are fixing, are welded with floor between the two, and its upper end is welded with mounting plate, has the hole in the middle of this mounting plate; Said adjustable supports by U holder, with the U holder be one screw mandrel, regulate a silk cap and constitute, screw mandrel is inserted in the support post by perforate in the middle of the mounting plate, its adjusted silk cap is adjusted to locking positioning behind the proper height with adjustable supports.Though this patent of invention has solved highly nonadjustable problem, adapt to the in-situ reinforced concrete slab template propping works of different floor heights, different thicknesss of slab, applicability is stronger.But owing to need satisfy certain rigid, so the volume of whole " adjustable steel support " is bigger, weight is heavier, installs and move inconvenient.
Summary of the invention:
Technical problem to be solved by this invention is to overcome the deficiency of above-mentioned prior art, provides a kind of easy for installation, good stability, adjustment height, big plate that applicability is strong to stride girder steel cast-in-situ floor formwork system.
The big plate that proposes according to the present invention is striden girder steel cast-in-situ floor formwork system; The adjustable bearing of shelving that comprises slab form, adjustable truss and the said adjustable truss of support; Be equipped with grid on the said adjustable truss, said slab form is laid on the said grid, and the said adjustable bearing of shelving is arranged on the bottom flange of steel I-beam; Said adjustable truss is the extension type composite roof truss, and said adjustable truss is connected with said adjustable upper end of shelving bearing.
Stride girder steel floor slab formerecting system according to big plate provided by the invention and also have following additional technical feature:
The said adjustable bearing of shelving includes a top board, a base plate and the web that is connected said top board and bottom end; Also be provided with stiffener between said top board and the said base plate; The end of said adjustable truss is connected with said top board; Be equipped with at least two on the said base plate and regulate bolts, saidly shelve the web that bearing is close to steel I-beam, said adjusting bolt is supported on the bottom flange of steel I-beam.
Said slab form is the die mould steel form, and said die mould steel form is laid on the said grid.
The end of said truss is provided with bolster, and the end of said slab form is positioned at the top of said bolster, is provided with plug between said slab form and the said bolster.
Said grid is that Wooden Batten or rectangular steel pipe laying form.
Said slab form is a flat formwork, and said flat formwork is laid on the said grid.
Said die mould steel form is formed by polylith waveform die mould steel form overlap joint.
Said plug is a rubber plug; Comprise basic courses department, be formed in the said basic courses department and the closure part that cooperates with said die mould steel form; Said closure part is a plurality of lug bosses that are formed in the said basic courses department, and the radial direction along rubber plug in the said basic courses department is provided with elongated reinforcing rib.
Said steel I-beam middle part is supported with adjustable beam lower supporting rod.
The adjustable-length of said truss is 2m-5m.
Stride girder steel floor slab formerecting system according to big plate provided by the invention and compared with prior art have following advantage at least:
At first; Striding girder steel cast-in-situ floor formwork system according to big plate provided by the invention props up the system of touching with the common truss of existing employing and compares; Through adjustable for heightly shelving bearing and telescopic truss and have that span is adjustable, adjustable height, being suitable for the advantage with different deck-moldings; Improve the applicability of truss greatly, the formwork cost significantly reduces; Secondly, compare with independent employing cylinder formula adjustable support member, whole system easy installation and removal is suitable for various floor heights, and the upper strata working load can not be delivered to lower floor, and lower template can be removed in advance; Once more, the present invention adopts removable die mould steel form, and recycling rate of waterused is high, when practicing thrift the wood protection forest reserves, reduces form cost greatly and uses; At last, adopt the truss-like formwork method to compare as the steel work flooring of fixed form with adopting floor support plate, case bay can strengthen, thereby has reduced the steel using amount of beam.
The aspect advantage that the present invention adds part in the following description provides, and part will become more obvious from the following description, or recognize through practice of the present invention.
Description of drawings
Above-mentioned and other aspects of the present invention and advantage from below in conjunction with accompanying drawing to becoming the description of embodiment obviously and understanding easily, wherein:
Fig. 1 is for striding the overall structure sketch map of girder steel cast-in-situ floor formwork system according to big plate provided by the invention.
Fig. 2 is according to the said structural representation of shelving bearing provided by the invention;
Fig. 3 is the structural representation according to said rubber plug provided by the invention;
Fig. 4 is the structural representation according to said beam lower supporting rod provided by the invention;
Fig. 5 is the structural representation according to said truss provided by the invention.
The specific embodiment:
Describe embodiments of the invention below in detail, the example of said embodiment is shown in the drawings, and wherein identical from start to finish label is represented components identical.Be used to explain the present invention through the embodiment that is described with reference to the drawings below, said embodiment is exemplary, and can not be interpreted as limitation of the present invention.
Extremely shown in Figure 5 referring to Fig. 1; Stride girder steel cast-in-situ floor formwork system according to big plate provided by the invention; Comprise slab form 1, adjustable truss 2 and support the adjustable bearing 3 of shelving of said truss 2; Be equipped with grid 9 on the said adjustable truss 2, said slab form 1 is laid on the said grid 9, and the said adjustable bearing 3 of shelving is arranged on the bottom flange of steel I-beam 4.Said adjustable truss 2 is the extension type composite roof truss, and said adjustable truss 2 is connected with said adjustable upper end of shelving bearing 3.The adjustable-length of said truss 2 is 2m-5m.
Be provided with adjustable shelve bearing 3 make depth of beam adjustable, be suitable for the advantage with different deck-moldings, improve the applicability of adjustable truss 2 greatly, the formwork cost significantly reduces; And, to compare with independent employing cylinder formula adjustable support member, whole system easy installation and removal is suitable for various floor heights, and construction load in upper strata can not be delivered to lower floor, and lower template can be removed in advance.Said grid 9 is laid by Wooden Batten and is formed, and can certainly be laid by rectangular steel pipe to form.
Referring to Fig. 1, shown in Figure 2; According to the abovementioned embodiments of the present invention; The said adjustable bearing 3 of shelving includes a top board 31, a base plate 32 and the web 33 that is connected said top board 31 and base plate 32 ends; Also be provided with stiffener 34 between said top board 31 and the said base plate 32, the end of said adjustable truss 2 is connected with said top board 31, is equipped with at least two on the said base plate 32 and regulates bolt 35; Saidly shelve the web 33 that bearing 3 is close to steel I-beam, said adjusting bolt 35 is supported on the bottom flange of steel I-beam 4.The said bearing 3 of shelving can be regulated the height of self, promptly can adjust the height of adjustable truss mounted thereto 2, so not only can control the height of slab form 1, also makes things convenient for the installation and removal of adjustable truss 2.Simultaneously, shelve bearing 3 through setting the span of adjustable truss 3 is increased, strengthen the girder steel spacing, reduce the advantage of girder steel steel using amount.
Referring to Fig. 1, Fig. 3; In the embodiment that the present invention provides; Said slab form 1 is the die mould template, and said die mould template 1 is laid on the said grid 9, and the end of said truss 2 is provided with bolster 21; The end of said slab form 1 is positioned at the top of said bolster 21, is provided with plug 5 between said slab form 1 and the said bolster 21.Said die mould steel form 1 is formed by polylith waveform die mould steel form overlap joint.Slab form of the present invention adopts the die mould steel form, and the number of turnover is many, and cost is low, has practiced thrift timber greatly, effectively protects forest resources.Because what adopt is the die mould steel form, has the slit between die mould steel form and the bolster, causes concrete from the slit, to flow out easily, influences watering of floor and smashes.The present invention is provided with plug 5 between die mould steel form and bolster, thereby with this slit shutoff, prevents that concrete from flowing out.
Referring to Fig. 3; In the foregoing description that the present invention provides; Said plug 5 is a rubber plug; Comprise basic courses department 51, be formed in the said basic courses department 51 and the closure part 52 that cooperates with said die mould steel form that said closure part 52 is for being formed on a plurality of lug bosses in the said basic courses department, the radial direction along rubber plug in the said basic courses department 51 is provided with reinforcing rib 54.Rubber plug has certain elasticity, in the time of above ribbed slab floor template 2 is pressed in, can make both joint more compact, and said reinforcing rib 54 can improve the intensity and the elasticity of plug 5.
Referring to Fig. 1, shown in Figure 5, according to embodiments of the invention, said truss is the extension type composite roof truss, and its end has takes the lead, and said taking the lead is shelved on said adjustable shelving on the bearing.The present invention adopts the extension type composite roof truss to adjust adjustable truss 2 according to span, makes that construction is convenient.Adopt the truss-like formwork method to compare as the steel work flooring of fixed form with adopting floor support plate, case bay can strengthen, thereby has reduced the steel using amount of beam.
In the another kind of embodiment that the present invention provides, said slab form is a flat formwork, and said flat formwork is laid on the said grid 9.Said grid 9 is laid by Wooden Batten or rectangular steel pipe and is formed.Because flat formwork is set can build the plane floor.Other structures of present embodiment are same as the previously described embodiments.
Referring to Fig. 1, shown in Figure 4, according to embodiments of the invention, the lower support of said steel I-beam 4 has adjustable beam lower supporting rod 6.This beam lower supporting rod 6 can confirm to lay the depth of beam of floor, and steel I-beam 4 is played a supporting role, and not only can control the height of said steel I-beam 4, and installation and removal are got up also more convenient.Can certainly adopt other mode to support, even can directly prop up the mode of touching to steel I-beam 4 with scaffold to the height location of steel I-beam 4 with to girder steel.Even take up space also little so directly girder steel 4 is propped up the mode scaffold of touching with respect to the less employing of the area of floor with scaffold because of the projected area of steel I-beam 4.
Although illustrated and described embodiments of the invention; For those of ordinary skill in the art; Be appreciated that under the situation that does not break away from principle of the present invention and spirit and can change that scope of the present invention is limited accompanying claims and equivalent thereof to these embodiment.
Claims (10)
1. big plate is striden girder steel cast-in-situ floor formwork system; It is characterized in that: the adjustable bearing of shelving that comprises slab form, adjustable truss and the said adjustable truss of support; Be equipped with grid on the said adjustable truss, said slab form is laid on the said grid, and the said adjustable bearing of shelving is arranged on the bottom flange of steel I-beam; Said adjustable truss is the extension type composite roof truss, and said adjustable truss is connected with said adjustable upper end of shelving bearing.
2. big plate as claimed in claim 1 is striden girder steel cast-in-situ floor formwork system; It is characterized in that: the said adjustable bearing of shelving includes a top board, a base plate and the web that is connected said top board and bottom end; Also be provided with stiffener between said top board and the said base plate, the end of said adjustable truss is connected with said top board, is equipped with at least two on the said base plate and regulates bolt; Saidly shelve the web that bearing is close to steel I-beam, said adjusting bolt is supported on the bottom flange of steel I-beam.
3. big plate as claimed in claim 1 is striden girder steel cast-in-situ floor formwork system, it is characterized in that: said slab form is the die mould steel form, and said die mould steel form is laid on the said grid.
4. big plate as claimed in claim 3 is striden girder steel cast-in-situ floor formwork system; It is characterized in that: the end of said truss is provided with bolster; The end of said slab form is positioned at the top of said bolster, is provided with plug between said slab form and the said bolster.
5. big plate as claimed in claim 1 is striden girder steel cast-in-situ floor formwork system, it is characterized in that: said grid is that Wooden Batten or rectangular steel pipe laying form.
6. big plate as claimed in claim 1 is striden girder steel cast-in-situ floor formwork system, it is characterized in that: said slab form is a flat formwork, and said flat formwork is laid on the said grid.
7. big plate as claimed in claim 3 is striden girder steel cast-in-situ floor formwork system, it is characterized in that: said die mould steel form is formed by polylith waveform die mould steel form overlap joint.
8. big plate as claimed in claim 3 is striden girder steel cast-in-situ floor formwork system; It is characterized in that: said plug is a rubber plug; Comprise basic courses department, be formed in the said basic courses department and the closure part that cooperates with said die mould steel form; Said closure part is a plurality of lug bosses that are formed in the said basic courses department, and the radial direction along rubber plug in the said basic courses department is provided with elongated reinforcing rib.
9. big plate as claimed in claim 1 is striden girder steel cast-in-situ floor formwork system, it is characterized in that: said steel I-beam middle part is supported with adjustable beam lower supporting rod.
10. big plate as claimed in claim 1 is striden girder steel cast-in-situ floor formwork system, it is characterized in that: the adjustable-length of said truss is 2m-5m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010297703.7A CN102418416B (en) | 2010-09-28 | 2010-09-28 | Long-slab-span steel beam cast-in-situ floor formwork system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010297703.7A CN102418416B (en) | 2010-09-28 | 2010-09-28 | Long-slab-span steel beam cast-in-situ floor formwork system |
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| CN102418416A true CN102418416A (en) | 2012-04-18 |
| CN102418416B CN102418416B (en) | 2014-10-01 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103806646A (en) * | 2014-02-18 | 2014-05-21 | 广东信海建筑有限公司 | Formwork early-removal construction method allowing three-dimensional space size to be adjustable |
| CN106437112A (en) * | 2016-11-28 | 2017-02-22 | 昆山征途建筑模架应用技术有限公司 | Adjustable truss independent supporting system |
| CN108412202A (en) * | 2018-05-11 | 2018-08-17 | 上海建工四建集团有限公司 | Floor plates formwork system and its construction method being set on girder steel lower flange |
| CN108442691A (en) * | 2018-02-07 | 2018-08-24 | 中国核电工程有限公司 | A kind of quick method for supporting of reusable floor slab construction |
| CN110439284A (en) * | 2019-07-23 | 2019-11-12 | 孟令红 | A kind of steel construction formwork |
| CN110593556A (en) * | 2019-10-16 | 2019-12-20 | 深汕特别合作区磐汩新材料有限公司 | Grid combined formwork system |
| CN113513151A (en) * | 2021-06-29 | 2021-10-19 | 李新华 | Floor slab framework, floor slab and manufacturing method thereof |
| CN113668850A (en) * | 2021-07-28 | 2021-11-19 | 中国建筑一局(集团)有限公司 | Steel beam holding supporting system of formwork support frame and construction method thereof |
| CN115126225A (en) * | 2022-06-30 | 2022-09-30 | 陕西帕源路桥建设有限公司 | Floor slab template supporting beam and floor slab template supporting assembly |
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| CN101694127A (en) * | 2009-10-22 | 2010-04-14 | 浙江大学 | Formwork support system for steel frame structure cast-in-place concrete floorslabs |
| CN201794298U (en) * | 2010-09-28 | 2011-04-13 | 杨峰 | Mould erecting system of large-slab span steel beam cast-in-place floor slab |
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2010
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| EP0092694A2 (en) * | 1982-04-22 | 1983-11-02 | Emil Steidle GmbH. & Co. | Shuttering system for ceilings |
| CN2539618Y (en) * | 2002-05-07 | 2003-03-12 | 吴树瑜 | Shuttering for working wall board |
| CN2556306Y (en) * | 2002-07-02 | 2003-06-18 | 郭绍君 | Combined bracnig frame |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103806646A (en) * | 2014-02-18 | 2014-05-21 | 广东信海建筑有限公司 | Formwork early-removal construction method allowing three-dimensional space size to be adjustable |
| CN103806646B (en) * | 2014-02-18 | 2016-04-27 | 中国建筑股份有限公司 | The early-dismantling construction method that a kind of three-dimensional space is adjustable |
| CN106437112A (en) * | 2016-11-28 | 2017-02-22 | 昆山征途建筑模架应用技术有限公司 | Adjustable truss independent supporting system |
| CN108442691A (en) * | 2018-02-07 | 2018-08-24 | 中国核电工程有限公司 | A kind of quick method for supporting of reusable floor slab construction |
| CN108412202A (en) * | 2018-05-11 | 2018-08-17 | 上海建工四建集团有限公司 | Floor plates formwork system and its construction method being set on girder steel lower flange |
| CN110439284A (en) * | 2019-07-23 | 2019-11-12 | 孟令红 | A kind of steel construction formwork |
| CN110593556A (en) * | 2019-10-16 | 2019-12-20 | 深汕特别合作区磐汩新材料有限公司 | Grid combined formwork system |
| CN113513151A (en) * | 2021-06-29 | 2021-10-19 | 李新华 | Floor slab framework, floor slab and manufacturing method thereof |
| CN113668850A (en) * | 2021-07-28 | 2021-11-19 | 中国建筑一局(集团)有限公司 | Steel beam holding supporting system of formwork support frame and construction method thereof |
| CN115126225A (en) * | 2022-06-30 | 2022-09-30 | 陕西帕源路桥建设有限公司 | Floor slab template supporting beam and floor slab template supporting assembly |
| CN115126225B (en) * | 2022-06-30 | 2023-11-07 | 陕西帕源路桥建设有限公司 | Floor template supporting component |
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| CN102418416B (en) | 2014-10-01 |
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Effective date of registration: 20170220 Address after: East Backstreet Haishu District 315000 Zhejiang province Ningbo City No. 8 Room 201 Patentee after: Yang Feng Address before: 312000 Zhejiang Province, Shaoxing Zhongxing Road No. 339 building Huahui Changan Patentee before: Yang Feng Patentee before: Huahui Engineering Design Group Co., Ltd. |