CN102677891B - Formwork system without support for cast-in-place reinforced concrete floor slab - Google Patents
Formwork system without support for cast-in-place reinforced concrete floor slab Download PDFInfo
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- CN102677891B CN102677891B CN201210147689.1A CN201210147689A CN102677891B CN 102677891 B CN102677891 B CN 102677891B CN 201210147689 A CN201210147689 A CN 201210147689A CN 102677891 B CN102677891 B CN 102677891B
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Abstract
The invention discloses a formwork system without a support for a cast-in-place reinforced concrete floor slab. The formwork system comprises a steel beam, a bottom die formwork, a first support rod and a second support rod, wherein the bottom die formwork, the first support rod and the second support rod which are sequentially arranged from top to bottom; the steel beam comprises a web plate and a flange which is arranged at the end part of the web plate; support rod connecting pieces arranged on the web plate; two ends of the second support rod are connected with the steel beam through the support rod connecting pieces; the first support rod is arranged on the second support rod; and the bottom die formwork is arranged on the first support rod and is tightly propped against the lower end surface of the flange of the steel beam. The formwork system provided by the invention has the advantages that a profiled steel sheet and a full hall scaffold support system are omitted, the construction cost is saved, the construction speed can be accelerated, and the time and labor are saved.
Description
Technical field
The present invention relates to a kind of in-situ reinforced concrete slab without support shuttering system.
Background technology
Steel house or factory building can use in-situ reinforced concrete slab, in making in-situ reinforced concrete slab process, although template system is complementary structure, most important in concrete construction.Labour's consumption of manufacture and installation template system accounts for 28 ~ 45% of the total consumption of concrete work.To baroque engineering, formwork erection and the time shared by assembling reinforcement, more much longer than the time of concreting, therefore the design of template system and packaging technology are the important steps that can not be ignored in concrete construction.
At present, in-situ reinforced concrete slab bed die and support system can be adopted to make floor, namely need to adopt wooden form or steel form to make bed die, support system is set under bed die to bear the load action of cast in place concrete plate construction stage or operational phase, ensures Rigidity and strength.This template system can be reused, and cost is lower.But support system many employings full hall scaffold support system, occupies lower space, and build and remove and all waste time and energy, affect speed of application.
In addition, when steel house or factory building employing in-situ reinforced concrete slab, profiled sheet can be adopted to be layered on bed die as cast-in-place concrete floor on girder steel, and profiled sheet can bear the load action of cast in place concrete plate construction stage or operational phase, ensures Rigidity and strength.For strengthening profiled sheet and concrete adhesion, should on steel plate prewelding peg or suppress two-way stiffening rib.Adopt profiled sheet make bed die, not needing extra formwork bracing system, is a kind of unsupported template system, and because of contour plate do not need dismounting, can on-the-site labor be reduced, but the cost of profiled sheet is very high.
Therefore, cost, in the urgent need to researching and developing a kind of novel unsupported template system, while saving full hall scaffold support system, is saved in this area.
Summary of the invention
The object of the present invention is to provide a kind of novel unsupported template system, substitute profiled sheet system conventional at present, save material cost.
Template system of the present invention, comprising: girder steel; And the bed die template set gradually from top to bottom, the first pressure pin and the second pressure pin, wherein,
Described girder steel comprises web and is positioned at the edge of a wing of web end, described web is arranged pressure pin connector;
The two ends of described second pressure pin are connected with described girder steel by described pressure pin connector;
Described first pressure pin is arranged on described second pressure pin;
Described bed die template-setup on described first pressure pin, and presses closer on the lower surface on the edge of a wing of described girder steel.
In another preference, described bed die template is wooden form or steel form.
In another preference, described pressure pin connector is angle steel or steel plate, is welded on described web.
In another preference, the both ends of described second pressure pin are connected with described pressure pin connector by fastening bolt.
In another preference, described template system has more than 2 girder steels, more than two the second pressure pins, more than two the first pressure pins, and has more than one piece bed die template.
In another preference, the length of described second pressure pin is 1 ~ 10m, and the length of described first pressure pin is 0.5 ~ 50m.
In another preference, the length of described second pressure pin is 1.2 ~ 5m, and the length of described first pressure pin is 1 ~ 30m.
In another preference, the length of described second pressure pin is 1.5 ~ 3m, and the length of described first pressure pin is 2.5 ~ 20m.
In another preference, described first pressure pin is directly shelved on described second pressure pin, or is connected with described second pressure pin by fastener.
In another preference, the first pressure pin and/or the second pressure pin are steel work pressure pin, and cross section is circular or quadrangle, and the diameter of described circle is 0.05 ~ 0.5m, and the length of side of described quadrangle is 0.05 ~ 0.5m.
In another preference, described first pressure pin is arranged on described second pressure pin, and perpendicular with described second pressure pin.
In another preference, described girder steel is integrated, or is formed by welding or riveting by steel plate or shaped steel.
Template system of the present invention, without the need to building from ground or lower floor's flooring to the full hall scaffold of this cast-in-situ floor, does not account for lower space, accelerates speed of application, time saving and energy saving.And reusable, alternative profiled sheet, cost-saving, reduce cost.
Should be understood that within the scope of the present invention, above-mentioned each technical characteristic of the present invention and can combining mutually between specifically described each technical characteristic in below (eg embodiment), thus form new or preferred technical scheme.As space is limited, tiredly no longer one by one to state at this.
Accompanying drawing explanation
Fig. 1 is the structural representation without support shuttering system of the present invention.
Detailed description of the invention
Present inventor is through extensive and deep research, design a kind of novel without support shuttering system, connector reserved on floor girder steel and pressure pin and bed die template is utilized to be connected to form template system, without the need to building from ground or lower floor's flooring to the full hall scaffold of this cast-in-situ floor, do not account for lower space, accelerate speed of application, time saving and energy saving.And reusable, alternative profiled sheet, cost-saving, reduce cost.Complete the present invention on this basis.
Term
In-situ reinforced concrete slab: be often referred at the scene according to design attitude, carries out formwork, assembling reinforcement, concreting, through maintenance, form removal and the floor made.
Template system: in order to make the constitution establishment of concrete formation in concrete construction, generally include panel system and support system.The rib that panel system comprises panel and contacts.Support system comprises girth, support beam, support truss, semi girder, cantilever truss, pillar, diagonal brace and tie rod etc.
Profiled sheet: steel sheet, through colding pressing or cold rolling shaping steel, is good constructional materials and component, is mainly used in space enclosing structure, floor, also can be used for other structure.According to different using function requirement, profiled sheet can be pressed into waveform, hyperbolic waveform, rib shape, V-arrangement, type etc. of putting more energy into.
Below in conjunction with specific embodiment, set forth the present invention further.Should be understood that these embodiments are only not used in for illustration of the present invention to limit the scope of the invention.The experimental technique of unreceipted actual conditions in the following example, the usually conveniently conditioned disjunction condition of advising according to manufacturer.
Unless otherwise defined, all specialties used in literary composition and scientific words and one skilled in the art the meaning be familiar with identical.In addition, any method similar or impartial to described content and material all can be applicable in the present invention.The use that better implementation method described in literary composition and material only present a demonstration.
Embodiment
As shown in Figure 1, template system of the present invention, comprising: girder steel 1; And bed die template 4, first pressure pin 3 set gradually from top to bottom and the second pressure pin 2, wherein,
Described girder steel 1 comprises web 11 and is positioned at the edge of a wing 12 of web 11 end, and described web 11 arranges pressure pin connector 7;
The two ends of described second pressure pin 2 are connected with described girder steel 1 by described pressure pin connector 7;
Described first pressure pin 3 is arranged on described second pressure pin 2;
Described bed die template 4 is arranged on described first pressure pin 3, and presses closer on the lower surface on the edge of a wing 12 of described girder steel 1.
Described girder steel 1 is i iron, comprises common i iron, lightweight I-beam, H profile steel beam.
Described web 11 and the described edge of a wing 12 are integrated, or are formed by welding or riveting by steel plate or shaped steel.
Described pressure pin connector 7 is angle steel or steel plate, is welded on described web 11.Pressure pin connector 7 is connected with girder steel 1, for bearing the stressed member of template system and concrete floor slab construction load.
Described bed die template 4 is wooden form or steel form.
The both ends of described second pressure pin 2 are connected with described pressure pin connector 7 by fastening bolt 6, need to tighten when installing fixing, unscrew during dismounting.
Described first pressure pin 3 can directly be shelved on described second pressure pin 2, or is connected with described second pressure pin 2 by fastener.Preferably, described first pressure pin 3 is perpendicular with described second pressure pin 2.
Described second pressure pin 2 and described first pressure pin 3 are primary structure members of supporting support bed die template 4, bed die template 4 fixed and load is passed to pressure pin connector 7.
In addition, described first pressure pin 3 also can be combined into one with bed die template 4, is directly shelved on described second pressure pin 2, or is connected with described second pressure pin 2 by fastener.
Described first pressure pin 3 and the second pressure pin 2 all can be adopted as steel work pressure pin, and cross section is circular or quadrangle, and the diameter of described circle is 0.05 ~ 0.5m, and the elongated of described quadrangle is 0.05 ~ 0.5m.
The length of described second pressure pin 2 is 1 ~ 10m, and the actual pitch according to girder steel 1 is selected, and is preferably 1.2 ~ 5m.More preferably, be 1.5 ~ 3m.The length of described first pressure pin is 0.5 ~ 50m, can splice during use.
Described template system have more than two (be preferably 4 follow more than) 1, two, girder steel compositions one across, 3 compositions two across, the rest may be inferred.Described template system has more than two the second pressure pins 2, has more than two the first pressure pins 3, has more than one piece bed die template 4.Concrete quantity, according to actual needs, calculates according to the factor such as length, span of flooring size, girder steel and determines.
Template system of the present invention, only need during installation to tighten the easy steps such as fastening bolt 6, do not need the measure of the fixing profiled sheet such as electric welding, nailing, also without the need to building from ground or lower floor's flooring to the full hall scaffold of this cast-in-situ floor, at bed die template 4 upper concrete, shaping rear formation floor 5.Unclamp fastening bolt 6, dismantle, can reuse.
Usefulness of the present invention is:
(1) the present invention utilizes pressure pin connector reserved on floor girder steel to be connected with pressure pin and bed die template, forms template system, does not account for lower space, accelerate speed of application, time saving and energy saving.
(2) the present invention is connected to bed die template on floor girder steel, saves the use of profiled sheet, saves cost.
(3) construction weight of the present invention is comparatively light, directly can install on floor top, can save a large amount of human costs and time cost in the cast-in-situ floor engineering that, area higher at floor height is large.
(4) template system of the present invention is reused after dismounting, saves material cost, and reduces than the slab thickness of profiled sheet.
(5) installation of the present invention only needs to tighten fastening bolt, and do not need the measure of the fixing profiled sheet such as electric welding, nailing, job site potential safety hazard is few, safer.
The above-mentioned feature that the present invention mentions, or the feature that embodiment is mentioned can be combined.All features that this case manual discloses can with any composition forms and use, each feature disclosed in manual, anyly can be provided identical, alternative characteristics that is impartial or similar object replaces.Therefore apart from special instruction, the feature disclosed is only general example that is impartial or similar features.
Should be understood that those skilled in the art can make various changes or modifications the present invention, and these equivalent form of values fall within the application's appended claims limited range equally after having read above-mentioned instruction content of the present invention.
Claims (6)
1. a template system, is characterized in that, described template system comprises: girder steel; And the bed die template set gradually from top to bottom, the first pressure pin and the second pressure pin, wherein,
Described girder steel comprises web and is positioned at the edge of a wing of web end, described web is arranged pressure pin connector;
The two ends of described second pressure pin are connected with described girder steel by described pressure pin connector;
Described first pressure pin is arranged on described second pressure pin;
Described bed die template-setup on described first pressure pin, and presses closer on the lower surface on the edge of a wing of described girder steel, wherein,
Described pressure pin connector is angle steel or steel plate, is welded on described web;
The both ends of described second pressure pin are connected with described pressure pin connector by fastening bolt;
Described first pressure pin is steel work pressure pin, and cross section is circular, and the diameter of described circle is 0.05 ~ 0.5m;
And the second pressure pin is steel work pressure pin, cross section is quadrangle, and the length of side of described quadrangle is 0.05 ~ 0.5m;
And described bed die template is wooden form or steel form.
2. template system as claimed in claim 1, it is characterized in that, described template system has more than 2 girder steels, more than two the second pressure pins, more than two the first pressure pins, and has more than one piece bed die template.
3. template system as claimed in claim 1, it is characterized in that, the length of described second pressure pin is 1 ~ 10m, and the length of described first pressure pin is 0.5 ~ 50m.
4. template system as claimed in claim 1, it is characterized in that, described first pressure pin is directly shelved on described second pressure pin, or is connected with described second pressure pin by fastener.
5. template system as claimed in claim 1, it is characterized in that, described first pressure pin is arranged on described second pressure pin, and perpendicular with described second pressure pin.
6. template system as claimed in claim 1, it is characterized in that, described girder steel is integrated, or is formed by welding or riveting by steel plate or shaped steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210147689.1A CN102677891B (en) | 2012-05-11 | 2012-05-11 | Formwork system without support for cast-in-place reinforced concrete floor slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210147689.1A CN102677891B (en) | 2012-05-11 | 2012-05-11 | Formwork system without support for cast-in-place reinforced concrete floor slab |
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| CN102677891A CN102677891A (en) | 2012-09-19 |
| CN102677891B true CN102677891B (en) | 2015-05-20 |
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| CN201210147689.1A Active CN102677891B (en) | 2012-05-11 | 2012-05-11 | Formwork system without support for cast-in-place reinforced concrete floor slab |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103982036B (en) * | 2014-04-11 | 2016-03-23 | 李建民 | Steel work operating platform |
| CN104032949B (en) * | 2014-05-19 | 2016-06-22 | 中国建筑股份有限公司 | The girder of roof supporting without vertical rod |
| CN106320699B (en) * | 2016-08-22 | 2019-02-12 | 冯济平 | The fast assembling-disassembling method of truss type formwork strutting system |
| CN106894556B (en) * | 2017-04-19 | 2023-07-04 | 上海欧本钢结构有限公司 | Floor system composed of cold-formed steel composite beams |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1462486A (en) * | 1973-09-15 | 1977-01-26 | Sgb Group Ltd | System for supporting shuttering |
| US4077598A (en) * | 1975-10-07 | 1978-03-07 | Jorge Marseillan | Means for molding a roof or floor slab |
| CN2898195Y (en) * | 2006-03-20 | 2007-05-09 | 马英浩 | Liftable topped mould device of flexible stand |
| CN201043354Y (en) * | 2007-04-28 | 2008-04-02 | 北京卓良模板有限公司 | Integral architect guide template and its support bracket |
| CN102146731A (en) * | 2011-03-08 | 2011-08-10 | 浙江梁湖建设有限公司 | Supporting structure for floor formwork of steel structure building and construction method |
| CN202577955U (en) * | 2012-05-11 | 2012-12-05 | 中国电力工程顾问集团华东电力设计院 | Unsupported formwork system of cast-in-place reinforced concrete floor slabs |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0415217Y2 (en) * | 1990-07-25 | 1992-04-06 | ||
| JP3029125U (en) * | 1996-03-19 | 1996-09-27 | リー ウエン ユアン | Girder support device for building form panel |
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2012
- 2012-05-11 CN CN201210147689.1A patent/CN102677891B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1462486A (en) * | 1973-09-15 | 1977-01-26 | Sgb Group Ltd | System for supporting shuttering |
| US4077598A (en) * | 1975-10-07 | 1978-03-07 | Jorge Marseillan | Means for molding a roof or floor slab |
| CN2898195Y (en) * | 2006-03-20 | 2007-05-09 | 马英浩 | Liftable topped mould device of flexible stand |
| CN201043354Y (en) * | 2007-04-28 | 2008-04-02 | 北京卓良模板有限公司 | Integral architect guide template and its support bracket |
| CN102146731A (en) * | 2011-03-08 | 2011-08-10 | 浙江梁湖建设有限公司 | Supporting structure for floor formwork of steel structure building and construction method |
| CN202577955U (en) * | 2012-05-11 | 2012-12-05 | 中国电力工程顾问集团华东电力设计院 | Unsupported formwork system of cast-in-place reinforced concrete floor slabs |
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| CN102677891A (en) | 2012-09-19 |
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