CN103437498A - Profiled steel sheet combination beam with continuous hanging rib reinforcing web plate for punching and manufacturing and mounting method - Google Patents
Profiled steel sheet combination beam with continuous hanging rib reinforcing web plate for punching and manufacturing and mounting method Download PDFInfo
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- CN103437498A CN103437498A CN2013104150709A CN201310415070A CN103437498A CN 103437498 A CN103437498 A CN 103437498A CN 2013104150709 A CN2013104150709 A CN 2013104150709A CN 201310415070 A CN201310415070 A CN 201310415070A CN 103437498 A CN103437498 A CN 103437498A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 60
- 239000010959 steel Substances 0.000 title claims abstract description 60
- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 6
- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 5
- 238000004080 punching Methods 0.000 title 1
- 230000002787 reinforcement Effects 0.000 claims abstract description 27
- 239000002131 composite material Substances 0.000 claims abstract description 10
- 238000003466 welding Methods 0.000 claims abstract description 9
- 210000003205 muscle Anatomy 0.000 claims description 49
- 150000001875 compounds Chemical class 0.000 claims description 41
- 238000002156 mixing Methods 0.000 claims description 4
- 229910000679 solder Inorganic materials 0.000 claims description 3
- 239000011120 plywood Substances 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 230000007423 decrease Effects 0.000 description 3
- 238000005336 cracking Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The invention discloses a profiled steel sheet combination beam adopting continuous hanging reinforcement webs to open holes and a preparation and installation method, which comprises the following steps: the steel beam, the web plate opening, the profiled steel sheet, the stud shear connector, the common steel bar, the continuous hanging bar and the concrete; the method comprises the following steps: opening a web plate hole; laying profiled steel plates and welding studs thoroughly; arranging common steel bars; arranging continuous hanging ribs above the hole; and pouring concrete, and finishing the manufacturing of the member. According to the invention, the continuous hanging ribs similar to the profiled steel sheet profile curve are arranged in the profiled steel sheet composite slab above the web plate hole, so that the crack resistance and the bearing capacity of the web plate are improved, the overall performance of the steel sheet composite beam is improved, the service life is prolonged, the structure is simple, and the problems that the existing composite slab above the web plate hole-opening profiled steel sheet composite beam hole is not provided with a reinforcing method and measure, through cracks are easy to appear in a concrete slab near the hole, the integrity of a structural member is reduced, and the bearing capacity is finally reduced are solved.
Description
Technical field
The invention belongs to steel plate compound beam technical field, relate in particular to a kind of employing and hang continuously punch profiled sheet compound beam and prepare mounting method of muscle reinforcement web.
Background technology
At present, the web profiled sheet compound beam that punches comprises: girder steel, web hole, profiled sheet, peg shear connector, plain bars and concrete;
The compoboard of top, hole not yet has method and the measure of reinforcement, this can cause when web punches profiled sheet compound beam bearing load, easily occur through crack near concrete slab hole, reduce the globality of structural element, finally cause the decline of bearing capacity.
Summary of the invention
The object of the present invention is to provide a kind of employing to hang continuously punch profiled sheet compound beam and prepare mounting method of muscle reinforcement web, be intended to solve the punch compoboard of top, profiled sheet compound beam hole of existing web method and the measure of reinforcement are not yet arranged, through crack easily appears near concrete slab hole, reduce the globality of structural element, finally cause the problem of the decline of bearing capacity.
The present invention realizes like this, the muscle reinforcement web profiled sheet compound beam that punches is hung in a kind of employing continuously, and this employing is hung continuously the muscle reinforcement web profiled sheet compound beam that punches and comprised: girder steel, web hole, profiled sheet, peg shear connector, plain bars, hang muscle and concrete continuously;
The profiled sheet top arranges concrete, and profiled sheet-concrete composite floor is fixed on the girder steel top by peg, and the girder steel centre position has the web hole, and two ends, web hole arrange hangs muscle continuously.
Further, four of the web hole jiaos are fallen small round corner.
Further, being not less than in two complete rib of slab scopes the peg place beyond two ends, web hole arranges and hangs continuously muscle.
Further, profiled sheet-concrete composite floor is fixed on the girder steel top by peg.
Another purpose of the embodiment of the present invention is to provide a kind of the employing to hang continuously the punch method of profiled sheet compound beam of muscle reinforcement web, and this employing is hung continuously the punch method of profiled sheet compound beam of muscle reinforcement web and comprised the following steps:
Step 1: the offering of steel beam web plate hole;
Step 2: lay profiled sheet, thoroughly weld the peg shear connector;
Step 3: arrange plain bars;
Step 4: above arranging hole, hang continuously muscle;
Step 5: concreting, structure manufacture completes.
Further, this employing is hung continuously the punch concrete steps of method of profiled sheet compound beam of muscle reinforcement web and is:
The first step, the girder steel cross section is divided into upper T type and inverted T shape cross section, bottom by the web hole, web hole height should not surpass 0.7 times of girder steel height, the height in upper T type, inverted T shape cross section, bottom should be lower than 0.1 times of girder steel height, the bottom inverted T shape is preferably 1～2 with the ratio of the height in upper T type cross section, web hole length should not surpass 2.5 times of web hole height, and the web hole should not be less than the smaller value of web hole height and length apart from the distance of closing on bearing;
Second step, profiled sheet and peg shear connector are laid in the outside, top flange at girder steel, the peg shear connector adopts nail solder to pick and is welded, after the peg shear connector weld, can make a strength test to guarantee the quality of welding and connection reliably;
The 3rd step, arrange reinforcing bar in the profiled sheet compoboard of top, comprise plain bars and hang continuously muscle, closing on peg shear connector place along the compound beam length direction in profiled sheet and arrange 2 and hang continuously muscle, hanging continuously muscle and need at least lean out each two complete rib of slab length of web hole left and right edges;
The 4th step, concrete can adopt ordinary concrete, steel fibrous concrete, bituminous concrete or other kinds blending concrete, is built.
Punch profiled sheet compound beam and prepare mounting method of muscle reinforcement web is hung in employing provided by the invention continuously, by in the profiled sheet compoboard above the web hole, arrange with profiled sheet template Similar Broken Line hang continuously muscle, cracking resistance and the supporting capacity of web have been improved, improved the overall performance of steel plate compound beam, extended application life, simple in structure, easy to operate, preferably resolve the punch compoboard of profiled sheet compound beam hole top of existing web method and the measure of reinforcement are not yet arranged, through crack easily appears near concrete slab hole, reduce the globality of structural element, the problem that finally causes the decline of bearing capacity.
The accompanying drawing explanation
Fig. 1 is that the punch structural representation of profiled sheet compound beam of muscle reinforcement web is hung in employing that the embodiment of the present invention provides continuously;
Fig. 2 is that the punch flow chart of profiled sheet compound beam method of muscle reinforcement web 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 provides of the embodiment of the present invention;
Fig. 4 is the cross section structure schematic diagram at Fig. 3 steel beam web plate hole of providing of the embodiment of the present invention;
Fig. 5 is the compound beam placing of concrete structural representation before that the embodiment of the present invention provides;
Fig. 6 is Fig. 5 compound beam placing of concrete cross section structure schematic diagram before that the embodiment of the present invention provides;
Fig. 7 is the structural representation of the compound beam that provides of the embodiment of the present invention;
Fig. 8 is the cross section structure figure of Fig. 7 compound beam of providing of the embodiment of the present invention;
In figure: 1, girder steel; 2, web hole; 3, profiled sheet; 4, peg shear connector; 5, plain bars; 6, hang continuously muscle; 7, concrete.
The specific embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, 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, is 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 is hung continuously muscle reinforcement web and is punched the profiled sheet compound beam mainly by girder steel 1, web hole 2, profiled sheet 3, peg shear connector 4, plain bars 5, hanging continuously muscle 6 and concrete seven forms, profiled sheet 3 tops arrange concrete seven, profiled sheet 3 is fixed on girder steel 1 top with the composite floor system that concrete seven forms by peg shear connector 4, girder steel 1 web has hole 2, small round corner is fallen at 2 four jiaos, web hole, close on the additional muscle 6 that hangs continuously in peg place at least two complete rib of slab scopes beyond 2 two ends, web hole, near cracking resistance web hole 2, supporting capacity, member integrated all significantly improves,
As shown in Figure 2, the employing of the embodiment of the present invention is hung continuously the muscle reinforcement web profiled sheet compound beam method that punches and is comprised the following steps:
S201: the offering of steel beam web plate hole;
S202: lay profiled sheet;
S203: thoroughly weld the peg shear connector;
S204: arrange plain bars, top, layout hole is hung muscle continuously;
S205: concreting, structure manufacture completes;
Concrete steps of the present invention are:
The first step, the girder steel cross section is divided into upper T type and inverted T shape cross section, bottom by the web hole, web hole height should not surpass 0.7 times of girder steel height, the height in upper T type, inverted T shape cross section, bottom should be lower than 0.1 times of girder steel height, the ratio of bottom inverted T shape and the height in upper T type cross section should not be greater than 2 and should not be less than 1, web hole length should not surpass 2.5 times of web hole height, and the web hole should not be less than the smaller value of web hole height and length apart from the distance of closing on bearing;
Second step, profiled sheet and peg shear connector are laid in the outside, top flange at girder steel, the peg shear connector adopts nail solder to pick and is welded, need first to debug out suitable operating voltage on trial target, so that welding reaches following effect: 1, can be by the profiled sheet penetration of peg shear connector below; 2, the hole after penetration can not be too large, can only be more bigger than peg shear connector lower port diameter; 3, can peg shear connector, profiled sheet, girder steel top flange is welded together, become as a whole; After the peg shear connector has welded, can make a strength test to guarantee the reliable of the quality of welding and connection;
The 3rd step, settle reinforcing bar in the profiled sheet compoboard of top, comprise plain bars and hang continuously muscle, the way of plain bars is consistent with the current engineering way, close on peg shear connector place along the compound beam length direction in profiled sheet and arrange 2 and hang continuously muscle, hang continuously muscle and need at least lean out each two complete rib of slab length of web hole left and right edges;
The 4th step, concrete can adopt ordinary concrete, steel fibrous concrete, bituminous concrete or other kinds blending concrete, is built;
Employing of the present invention is hung to the muscle reinforcement web left further instruction of profiled sheet compound beam method that punches continuously 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 shaped steel, and web hole 2 is generally the rectangle web hole at four rounding of angle angles, and the girder steel cross section is divided into upper T type and inverted T shape cross section, bottom by web hole 2.Web hole 2 highly should not surpass 0.7 times of girder steel 1 height, and the height in upper T type, inverted T shape cross section, bottom should be lower than 0.1 times of girder steel 1 height, and the ratio of bottom inverted T shape and the height in upper T type cross section should not be greater than 2 and should not be less than 1.Web hole 2 length should not surpass 2.5 times of web hole 2 height, and the distance that web hole 2 distances are closed on bearing should not be less than web hole 2 highly and the smaller value of length;
Structure fabrication before implementation step 2(compound beam concreting)
As illustrated in Figures 5 and 6, the structure before the novel compound 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.At the outside, top flange welding profiled sheet 3 and the peg shear connector 4 of girder steel 1, peg shear connector 4 generally needs with girder steel 1, to weld after through welding profiled sheet 3 again.After peg shear connector 4 has welded, the reliable of the quality that makes a strength test to guarantee welding and connection criticized in desirable a certain proportion of test.Then carry out the colligation of plain bars 5 in the profiled sheet-concrete combined board of top, and close on peg shear connector 4 places along the compound beam length direction arrange 2 and hang continuously muscle 6 in profiled sheet 3, hang continuously muscle 6 and need at least lean out each two complete rib of slab length of web hole 2 left and right edges;
Implementation step 3(builds the concrete of profiled sheet-concrete combined board)
As shown in FIG. 7 and 8, the concrete seven in the novel compound beam medium-pressure type of the present invention steel plate and concrete composite plate can adopt ordinary concrete, steel fibrous concrete, bituminous concrete or other kinds blending concrete.
The kind of each parameter size of the form of structure of girder steel 1 and size, material in the present invention, the size at web hole 2 and position, the parameters such as the form of profiled sheet 3, producer, size, the form of peg shear connector 4, welding method, layout distance, the size of plain bars 5, spacing, hang continuously the size of muscle 6, the kind of concrete seven and thickness all can be adjusted 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 modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (6)
1. the muscle reinforcement web profiled sheet compound beam that punches is hung in an employing continuously, it is characterized in that, this employing is hung continuously the muscle reinforcement web profiled sheet compound beam that punches and is comprised: girder steel, web hole, profiled sheet, peg connector, plain bars, hang muscle, concrete continuously;
Profiled sheet top concreting, the composite floor system that profiled sheet and concrete form is fixed on the girder steel top by the peg shear connector, has hole in steel beam web plate, in the upper set plywood of web hole, arranges and hangs continuously muscle.
2. the muscle reinforcement web profiled sheet compound beam that punches is hung in employing as claimed in claim 1 continuously, it is characterized in that, four jiaos of web hole fall small round corner.
3. the muscle reinforcement web profiled sheet compound beam that punches is hung in employing as claimed in claim 1 continuously, it is characterized in that, beyond two ends, web hole, is not less than in two complete rib of slab scopes to close on the peg place and arrange 2 and hang continuously muscle.
4. the muscle reinforcement web profiled sheet compound beam that punches is hung in employing as claimed in claim 1 continuously, it is characterized in that, profiled sheet-concrete composite floor is fixed on the girder steel top by the peg shear connector.
5. the punch method of profiled sheet compound beam of muscle reinforcement web is hung in an employing continuously, it is characterized in that, this employing is hung continuously the punch method of profiled sheet compound beam of muscle reinforcement web and comprised the following steps:
Step 1: the offering of steel beam web plate hole;
Step 2: lay profiled sheet, thoroughly weld the peg shear connector;
Step 3: arrange plain bars;
Step 4: above arranging hole, hang continuously muscle;
Step 5: concreting, structure manufacture completes.
6. the punch method of profiled sheet compound beam of muscle reinforcement web is hung in employing as claimed in claim 5 continuously, it is characterized in that, this employing is hung continuously the punch concrete steps of method of profiled sheet compound beam of muscle reinforcement web and is:
The first step, the girder steel cross section is divided into upper T type and inverted T shape cross section, bottom by the web hole, web hole height should not surpass 0.7 times of girder steel height, the height in upper T type, inverted T shape cross section, bottom should be lower than 0.1 times of girder steel height, the bottom inverted T shape is preferably 1～2 with the ratio of the height in upper T type cross section, web hole length should not surpass 2.5 times of web hole height, and the web hole should not be less than the smaller value of web hole height and length apart from the distance of closing on bearing;
Second step, lay profiled sheet and peg shear connector in the outside, the top flange of girder steel, and the peg shear connector adopts nail solder to pick and welded, after shear connector weld, can make a strength test to guarantee the quality of welding and connection reliably;
The 3rd step, arrange reinforcing bar in the profiled sheet compoboard of top, comprise plain bars and hang continuously muscle, closing on peg shear connector place along the compound beam length direction in profiled sheet and arrange 2 and hang continuously muscle, hanging continuously muscle and need at least lean out each two complete rib of slab length of web hole left and right edges;
The 4th step, concrete can adopt ordinary concrete, steel fibrous concrete, bituminous concrete or other kinds blending concrete, is built.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310415070.9A CN103437498B (en) | 2013-09-12 | 2013-09-12 | Profiled steel sheet combination beam with continuous hanging rib reinforcing web plate for punching and manufacturing and mounting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310415070.9A CN103437498B (en) | 2013-09-12 | 2013-09-12 | Profiled steel sheet combination beam with continuous hanging rib reinforcing web plate for punching and manufacturing and mounting method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103437498A true CN103437498A (en) | 2013-12-11 |
| CN103437498B CN103437498B (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310415070.9A Expired - Fee Related CN103437498B (en) | 2013-09-12 | 2013-09-12 | Profiled steel sheet combination beam with continuous hanging rib reinforcing web plate for punching and manufacturing and mounting method |
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| CN (1) | CN103437498B (en) |
Cited By (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 |
| CN115125835A (en) * | 2022-06-22 | 2022-09-30 | 保利长大工程有限公司 | Prefabricated bridge deck structure of steel plate combination beam |
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 | Combination beam with steel beam and belly poured with concrete |
-
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 | Combination beam with steel beam and belly poured with concrete |
Non-Patent Citations (2)
| Title |
|---|
| 张伟等: "腹板开洞钢-混凝土组合梁的抗弯和抗剪设计", 《建筑钢结构进展》, vol. 11, no. 5, 31 October 2009 (2009-10-31), pages 25 - 30 * |
| 王鹏等: "腹板开洞钢-混凝土组合梁抗剪承载力试验研究", 《工程力学》, vol. 30, no. 3, 31 March 2013 (2013-03-31), pages 297 - 305 * |
Cited By (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 |
| CN115125835A (en) * | 2022-06-22 | 2022-09-30 | 保利长大工程有限公司 | Prefabricated bridge deck structure of steel plate combination beam |
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| Publication number | Publication date |
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| CN103437498B (en) | 2016-04-20 |
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