CN103437498B - With hanging muscle reinforcement holes in soffit profiled sheet compound beam continuously and preparing mounting method - Google Patents
With hanging muscle reinforcement holes in soffit profiled sheet compound beam continuously and preparing mounting method Download PDFInfo
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- CN103437498B CN103437498B CN201310415070.9A CN201310415070A CN103437498B CN 103437498 B CN103437498 B CN 103437498B CN 201310415070 A CN201310415070 A CN 201310415070A CN 103437498 B CN103437498 B CN 103437498B
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Abstract
The invention discloses a kind of employing hang muscle reinforcement holes in soffit profiled sheet compound beam continuously and prepare mounting method, comprising: girder steel, web hole, profiled sheet, peg shear connector, plain bars, hang muscle, concrete continuously; The method comprises: offering of web hole; Lay profiled sheet, thoroughly weld peg; Settle plain bars; Settle above hole and hang muscle continuously; Concreting, structure manufacture completes.The present invention by arrange in profiled sheet compoboard above web hole with profiled sheet template Similar Broken Line hang muscle continuously, improve cracking resistance and the supporting capacity of web, improve the overall performance of steel plate combination beam, extend application life, structure is simple, the compoboard preferably resolved above existing holes in soffit profiled sheet compound beam hole not yet has the methods and measures of reinforcement, easily through crack is there is in concrete slab near hole, reduce the globality of structural element, finally cause the problem of the decline of bearing capacity.
Description
Technical field
The invention belongs to steel plate combination beam technical field, particularly relate to a kind of employing and hang muscle reinforcement holes in soffit profiled sheet compound beam continuously and prepare mounting method.
Background technology
At present, holes in soffit profiled sheet compound beam comprises: girder steel, web hole, profiled sheet, peg shear connector, plain bars and concrete;
Compoboard above hole not yet has the methods and measures of reinforcement, this can cause when holes in soffit profiled sheet compound beam bearing load, easily there is through crack in concrete slab near hole, reduce the globality of structural element, finally cause the decline of bearing capacity.
Summary of the invention
A kind of employing is the object of the present invention is to provide to hang muscle reinforcement holes in soffit profiled sheet compound beam continuously and prepare mounting method, be intended to the methods and measures that the compoboard solved above existing holes in soffit profiled sheet compound beam hole not yet has reinforcement, easily through crack is there is in concrete slab near hole, reduce the globality of structural element, finally cause the problem of the decline of bearing capacity.
The present invention realizes like this, a kind of employing hangs muscle reinforcement holes in soffit profiled sheet compound beam continuously, and this employing is hung muscle reinforcement holes in soffit profiled sheet compound beam continuously and comprised: girder steel, web hole, profiled sheet, peg shear connector, plain bars, hang muscle and concrete continuously;
Arrange concrete above profiled sheet, profiled sheet-concrete composite floor is fixed on above girder steel by peg, and girder steel centre position has web hole, and two ends, web hole are arranged hangs muscle continuously.
Further, small round corner is fallen in the corner at web hole.
Further, be not less than peg place within the scope of two complete ribs of slab beyond two ends, web hole to arrange and hang muscle continuously.
Further, profiled sheet-concrete composite floor is fixed on above girder steel by peg.
Another object of the embodiment of the present invention is that providing a kind of adopts the method for hanging muscle reinforcement holes in soffit profiled sheet compound beam continuously, and the method that muscle reinforcement holes in soffit profiled sheet compound beam is hung in this employing continuously comprises the following steps:
Step one: offering of steel beam web plate hole;
Step 2: lay profiled sheet, thoroughly weldering peg shear connector;
Step 3: arrange plain bars;
Step 4: arrange and hang muscle continuously above hole;
Step 5: concreting, structure manufacture completes.
Further, this employing is hung the concrete steps of the method for muscle reinforcement holes in soffit profiled sheet compound beam continuously and is:
The first step, girder steel cross section is divided into upper T type and inverted T shape cross section, bottom by web hole, web hole height is no more than 0.7 times of girder steel height, the height in upper T type, inverted T shape cross section, bottom should lower than 0.1 of girder steel height times, bottom inverted T shape is preferably 1 ~ 2 with the ratio of the height in upper T type cross section, web hole length is no more than 2.5 times of web hole height, and the distance that web hole distance closes on bearing should not be less than the smaller value of web hole height and length;
Second step, profiled sheet and peg shear connector is laid outside the top flange of girder steel, peg shear connector adopts nail solder to pick and welds, and after peg shear connector has welded, can make a strength test to guarantee the quality of welding and the reliable of connection;
3rd step, reinforcing bar is arranged in the profiled sheet compoboard of top, comprise plain bars and hang muscle continuously, closing on peg shear connector place along compound beam length direction in profiled sheet and arrange 2 and hang muscle continuously, hang muscle continuously and at least need lean out each two the complete rib of slab length of web hole left and right edges;
4th step, concrete can adopt ordinary concrete, steel fibrous concrete, bituminous concrete or other kinds blending concrete, builds.
Employing provided by the invention is hung muscle reinforcement holes in soffit profiled sheet compound beam continuously and is prepared mounting method, by in the profiled sheet compoboard above web hole arrange with profiled sheet template Similar Broken Line hang muscle continuously, improve cracking resistance and the supporting capacity of web, improve the overall performance of steel plate combination beam, extend application life, structure is simple, easy to operate, the compoboard preferably resolved above existing holes in soffit profiled sheet compound beam hole not yet has the methods and measures of reinforcement, easily through crack is there is in concrete slab near hole, reduce the globality of structural element, finally cause the problem of the decline of bearing capacity.
Accompanying drawing explanation
Fig. 1 is the structural representation that muscle reinforcement holes in soffit profiled sheet compound beam is hung in employing that the embodiment of the present invention provides continuously;
Fig. 2 is the flow chart that muscle reinforcement holes in soffit profiled sheet compound beam method is hung in employing that the embodiment of the present invention provides continuously;
Fig. 3 is the structural representation at the steel beam web plate hole that the embodiment of the present invention provides;
Fig. 4 is the cross section structure schematic diagram at Fig. 3 steel beam web plate hole that the embodiment of the present invention provides;
Fig. 5 is the structural representation before the compound beam placing of concrete that provides of the embodiment of the present invention;
Fig. 6 is the cross section structure schematic diagram before Fig. 5 compound beam placing of concrete of providing of the embodiment of the present invention;
Fig. 7 is the structural representation of the compound beam that the embodiment of the present invention provides;
Fig. 8 is the cross section structure figure of Fig. 7 compound beam that the embodiment of the present invention provides;
In figure: 1, girder steel; 2, web hole; 3, profiled sheet; 4, peg shear connector; 5, plain bars; 6, muscle is hung continuously; 7, concrete.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Below in conjunction with drawings and the specific embodiments, application principle of the present invention is further described.
As shown in Figure 1, the employing of the embodiment of the present invention hangs muscle reinforcement holes in soffit profiled sheet compound beam continuously primarily of girder steel 1, web hole 2, profiled sheet 3, peg shear connector 4, plain bars 5, hang muscle 6 and concrete seven composition continuously, above profiled sheet 3, concrete seven is set, the composite floor system that profiled sheet 3 and concrete seven form is fixed on above girder steel 1 by peg shear connector 4, girder steel 1 web has hole 2, small round corner is fallen at 2 four jiaos, web hole, close within the scope of at least two complete ribs of slab beyond two ends, web hole 2 that peg place is additional hangs muscle 6 continuously, cracking resistance near web hole 2, supporting capacity, structural integrity all significantly improves,
As shown in Figure 2, the employing of the embodiment of the present invention is hung muscle reinforcement holes in soffit profiled sheet compound beam method continuously and is comprised the following steps:
S201: offering of steel beam web plate hole;
S202: lay profiled sheet;
S203: weldering peg shear connector thoroughly;
S204: arrange plain bars, arranges and hangs muscle continuously above hole;
S205: concreting, structure manufacture completes;
Concrete steps of the present invention are:
The first step, girder steel cross section is divided into upper T type and inverted T shape cross section, bottom by web hole, web hole height is no more than 0.7 times of girder steel height, the height in upper T type, inverted T shape cross section, bottom should lower than 0.1 of girder steel height times, bottom inverted T shape should not be greater than 2 with the ratio of the height in upper T type cross section and should not be less than 1, web hole length is no more than 2.5 times of web hole height, and the distance that web hole distance closes on bearing should not be less than the smaller value of web hole height and length;
Second step, profiled sheet and peg shear connector is laid outside the top flange of girder steel, peg shear connector adopts nail solder to pick and welds, need first on trial target, to debug out suitable operating voltage, reach following effect to make welding: 1, can by the profiled sheet penetration below peg shear connector; 2, the hole after penetration can not be too large, can only be more bigger than peg shear connector lower port diameter; 3, can be welded together by peg shear connector, profiled sheet, girder steel top flange, become as a whole; After peg shear connector has welded, can make a strength test to guarantee the quality of welding and the reliable of connection;
3rd step, reinforcing bar is settled in the profiled sheet compoboard of top, comprise plain bars and hang muscle continuously, the way of plain bars is consistent with current engineering way, close on peg shear connector place along compound beam length direction in profiled sheet to arrange 2 and hang muscle continuously, hang muscle continuously and at least need lean out each two the complete rib of slab length of web hole left and right edges;
4th step, concrete can adopt ordinary concrete, steel fibrous concrete, bituminous concrete or other kinds blending concrete, builds;
The left further instruction of muscle reinforcement holes in soffit profiled sheet compound beam method is hung continuously to employing of the present invention in conjunction with the embodiments:
The making at implementation step 1(steel beam web plate hole)
As shown in Figures 3 and 4, the girder steel 1 in compound beam of the present invention is with web hole 2, and girder steel 1 is generally H profile steel, and web hole 2 is generally the rectangle web hole of corner rounding, and girder steel cross section is divided into upper T type and inverted T shape cross section, bottom by web hole 2.Web hole 2 height is no more than 0.7 times of girder steel 1 height, and the height in upper T type, inverted T shape cross section, bottom should lower than 0.1 times of girder steel 1 height, and bottom inverted T shape should not be greater than 2 with the ratio of the height in upper T type cross section and should not be less than 1.Web hole 2 length is no more than 2.5 times of web hole 2 height, and the distance that web hole 2 distance closes on bearing should not be less than the smaller value of web hole 2 height and length;
Structure fabrication before implementation step 2(compound beam concreting)
As illustrated in Figures 5 and 6, the structure before novel compositions beam concreting of the present invention comprises bottom girder steel 1, web hole 2, profiled sheet 3, peg shear connector 4, plain bars 5, hangs muscle 6 continuously.Outside the top flange of girder steel 1, weld profiled sheet 3 and peg shear connector 4, peg shear connector 4 welds with girder steel 1 after generally needing through welding profiled sheet 3 again.After peg shear connector 4 has welded, desirable a certain proportion of test is criticized and is made a strength test to guarantee the quality of welding and the reliable of connection.Then the colligation of plain bars 5 in the composite slab with profiled steel sheeting of top is carried out, and in profiled sheet 3, close on peg shear connector 4 place along compound beam length direction arrange 2 and hang muscle 6 continuously, hang muscle 6 continuously and at least need lean out each two the complete rib of slab length of web hole 2 left and right edges;
Implementation step 3(builds the concrete of composite slab with profiled steel sheeting)
As shown in FIG. 7 and 8, the concrete seven in novel compositions beam medium-pressure type steel plate and concrete composite plate of the present invention can adopt ordinary concrete, steel fibrous concrete, bituminous concrete or other kinds blending concrete.
The kind of the form of structure of girder steel 1 and each parameter size of size, material in the present invention, the size at web hole 2 and position, the parameter such as form, producer, size of profiled sheet 3, the form of peg shear connector 4, welding method, layout distance, the size of plain bars 5, spacing, hang the size of muscle 6 continuously, the kind of concrete seven and thickness all can adjust flexibly as required and design.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (2)
1. muscle reinforcement holes in soffit profiled sheet compound beam is hung in an employing continuously, it is characterized in that, this employing is hung muscle reinforcement holes in soffit profiled sheet compound beam continuously and is comprised: girder steel, profiled sheet, peg shear connector, plain bars, hang muscle and concrete continuously;
Concreting above profiled sheet, the composite floor system that profiled sheet and concrete form is fixed on above girder steel by peg shear connector, has hole in steel beam web plate, arranges and hang muscle continuously in the upper set plywood of web hole;
Small round corner is fallen in the corner at web hole;
Be not less than beyond two ends, web hole within the scope of two complete ribs of slab and close on peg place and arrange 2 and hang muscle continuously;
Profiled sheet-concrete composite floor is fixed on above girder steel by peg shear connector.
2. adopt a method of hanging muscle reinforcement holes in soffit profiled sheet compound beam continuously, it is characterized in that: the method that muscle reinforcement holes in soffit profiled sheet compound beam is hung in this employing continuously comprises the following steps:
Step one: offering of steel beam web plate hole;
Step 2: lay profiled sheet, thoroughly weldering peg shear connector;
Step 3: arrange plain bars;
Step 4: arrange and hang muscle continuously above hole;
Step 5: concreting, structure manufacture completes;
The concrete steps that the method for muscle reinforcement holes in soffit profiled sheet compound beam is hung in this employing are continuously:
The first step, girder steel cross section is divided into upper T type and inverted T shape cross section, bottom by web hole, web hole height is no more than 0.7 times of girder steel height, the height in upper T type, inverted T shape cross section, bottom should lower than 0.1 of girder steel height times, bottom inverted T shape is 1 ~ 2 with the ratio of the height in upper T type cross section, web hole length is no more than 2.5 times of web hole height, and the distance that web hole distance closes on bearing is not less than the smaller value of web hole height and length;
Second step, lays profiled sheet and peg shear connector outside the top flange of girder steel, and peg shear connector adopts nail solder to pick and welds, and after shear connector has welded, can make a strength test to guarantee the quality of welding and the reliable of connection;
3rd step, reinforcing bar is arranged in the profiled sheet compoboard of top, comprise plain bars and hang muscle continuously, closing on peg shear connector place along compound beam length direction in profiled sheet and arrange 2 and hang muscle continuously, hang muscle continuously and at least need lean out each two the complete rib of slab length of web hole left and right edges;
4th step, concrete can adopt ordinary concrete, steel fibrous concrete, bituminous concrete or other kinds blending concrete, builds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310415070.9A CN103437498B (en) | 2013-09-12 | 2013-09-12 | With hanging muscle reinforcement holes in soffit profiled sheet compound beam continuously and preparing mounting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310415070.9A CN103437498B (en) | 2013-09-12 | 2013-09-12 | With hanging muscle reinforcement holes in soffit profiled sheet compound beam continuously and preparing mounting method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103437498A CN103437498A (en) | 2013-12-11 |
| CN103437498B true CN103437498B (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310415070.9A Expired - Fee Related CN103437498B (en) | 2013-09-12 | 2013-09-12 | With hanging muscle reinforcement holes in soffit profiled sheet compound beam continuously and preparing mounting method |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106948488A (en) * | 2017-05-05 | 2017-07-14 | 长沙理工大学 | Preparation method of composite steel-concrete composite beam, composite beam and monitoring device |
| CN115125835B (en) * | 2022-06-22 | 2023-06-27 | 保利长大工程有限公司 | Prefabricated bridge deck structure of steel plate composite beam |
Citations (5)
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|---|---|---|---|---|
| EP0123642A2 (en) * | 1983-04-25 | 1984-10-31 | Arbed S.A. | Composite beam |
| CN1796698A (en) * | 2004-12-27 | 2006-07-05 | Gcg控股有限公司 | Floor system with steel joists having openings with edge reinforcements and producing method |
| CN101435249A (en) * | 2008-12-22 | 2009-05-20 | 华侨大学 | Novel steel-concrete combination beam |
| CN202831386U (en) * | 2012-08-16 | 2013-03-27 | 杨众 | Prestressed prefabricating main beam with laying notches |
| CN103266720A (en) * | 2013-05-20 | 2013-08-28 | 南京工业大学 | Composite beam comprising steel beam with concrete at abdomen |
-
2013
- 2013-09-12 CN CN201310415070.9A patent/CN103437498B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0123642A2 (en) * | 1983-04-25 | 1984-10-31 | Arbed S.A. | Composite beam |
| CN1796698A (en) * | 2004-12-27 | 2006-07-05 | Gcg控股有限公司 | Floor system with steel joists having openings with edge reinforcements and producing method |
| CN101435249A (en) * | 2008-12-22 | 2009-05-20 | 华侨大学 | Novel steel-concrete combination beam |
| CN202831386U (en) * | 2012-08-16 | 2013-03-27 | 杨众 | Prestressed prefabricating main beam with laying notches |
| CN103266720A (en) * | 2013-05-20 | 2013-08-28 | 南京工业大学 | Composite beam comprising steel beam with concrete at abdomen |
Non-Patent Citations (2)
| Title |
|---|
| 腹板开洞钢-混凝土组合梁抗剪承载力试验研究;王鹏等;《工程力学》;20130331;第30卷(第3期);第297-305页 * |
| 腹板开洞钢-混凝土组合梁的抗弯和抗剪设计;张伟等;《建筑钢结构进展》;20091031;第11卷(第5期);第25-30页 * |
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Granted publication date: 20160420 Termination date: 20180912 |