CN102409786B - Concrete reinforced channeled steel plate, building roof panel and construction method of building roof panel - Google Patents

Concrete reinforced channeled steel plate, building roof panel and construction method of building roof panel Download PDF

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Publication number
CN102409786B
CN102409786B CN 201110267416 CN201110267416A CN102409786B CN 102409786 B CN102409786 B CN 102409786B CN 201110267416 CN201110267416 CN 201110267416 CN 201110267416 A CN201110267416 A CN 201110267416A CN 102409786 B CN102409786 B CN 102409786B
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concrete
steel plate
profiled sheet
groove
trough
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CN 201110267416
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Chinese (zh)
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CN102409786A (en
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邹剑强
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邹剑强
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Abstract

The invention discloses a concrete reinforced channeled steel plate, a building roof panel and a construction method of the building roof panel. The concrete reinforced channeled steel plate comprises a steel plate body, wherein wave troughs which are sunken valley troughs are distributed at intervals on the steel plate body; concrete or reinforced concrete is poured into the valley troughs in advance; and after being solidified, the concrete is combined with the valley troughs. In the invention, the concrete is poured into the wave troughs of the channeled steel plate in advance, so that theconcrete and the channeled steel plate form a whole body to obviously improve the flexural rigidity of the channeled steel plate; in addition, the thickness of the channeled steel plate can be greatly reduced, and steel consumption is obviously lowered; and because the steel consumption is reduced, the production cost of the channeled steel plate is greatly lowered. The concrete reinforced channeled steel plate disclosed by the invention is suitable for the roof panel construction of the large industrial and civil building roof and building modification works, can replace the large prestressed concrete roof panel, has the advantages of light self weight, small steel consumption and strong integrity and is convenient to construct.

Description

Concrete strengthens profiled sheet, building roof plate and job practices thereof

Technical field

The present invention relates to the profiled sheet of use in a kind of building, and the building roof plate and the job practices thereof that adopt this profiled sheet.

Background technology

At present, for large scale industry and civilian construction roofing, it is to lay profiled sheet earlier to do soffit formwork that a kind of method is arranged, and assembling reinforcement on profiled sheet then, fluid concrete form the composite floor roofing.In order to make profiled sheet have certain bending rigidity, steel plate need be bent into the longitudinal rib with Wave crest and wave trough.The bending rigidity of existing profiled sheet is provided by steel plate fully, is mainly determined by steel plate thickness and longitudinal rib height two aspects.When increasing steel plate thickness, steel using amount will significantly rise, and is uneconomical economically, and the longitudinal rib height is subjected to the restriction of reinforced concrete roof board thickness, can not be De Taigao.At present the longitudinal rib height of the conventional profiled sheet that adopts is 51~76mm, and steel plate thickness is 0.75~1.6mm, and span was not 2.5~3.5m when the floor span centre was not established interim support.

Existing profiled sheet has following defective:

1, the bending rigidity of profiled sheet is low, and roof panel is striden can not be too big, and construction is inconvenient, is difficult to be applicable to the construction of long-span roofing plate.

2, owing to local stable requirement, steel plate thickness is bigger, and steel using amount is bigger than normal.

Roof panel is the main member in the building, and is very crucial to speed of application, the cost influence of whole building.1), the cast-in-situ concrete roof panel large scale industry at present and civilian construction roofing mainly contain following several roof panel:, support is set, assembling reinforcement on template, fluid concrete are made, this roof panel good integrity, but this roof panel needs a large amount of templates and support from great, and speed of application is slow, difficulty of construction is also very big, seldom adopts except special requirement in the actual engineering.2), the prestressed concrete large roof slab, adopt the high-strength steel concrete steel as prestressed reinforcement, the steel form pre-tensioning system produces.This roof panel rigidity is big, and light with span cast-in-situ concrete roof panel from anharmonic ratio, shortcoming is complex manufacturing, and installation difficulty is big.3), the color profiling steel plate roof panel, have from heavy and light, advantage easy for installation, shortcoming is that poor durability, weight capacity are less, the steel consumption amount is big.

Summary of the invention

The invention provides a kind of concrete and strengthen profiled sheet, building roof plate and job practices thereof, solve the existing technical problem that composite floor roofing medium-pressure type steel plate bending rigidity is low, steel using amount is big, and solve existing cast-in-situ concrete roof panel from great and speed of application slow, color profiling steel plate roof panel poor durability and the little technical problem of bearing capacity.

The technical solution adopted for the present invention to solve the technical problems is:

This concrete strengthens profiled sheet, comprises the steel plate body, is intervally distributed with vertical wave trough at the steel plate body, and described vertical wave trough is to recessed trough groove, is cast with concrete in the trough groove in advance, is combined as a whole with the trough groove behind the concrete curing.

Being shaped as trapezoid, falling trapezoidal or rectangle of described trough groove, spaced apart being useful on is connected stamped groove closely on the cell wall of trough groove with concrete.

Described steel plate body one side is colluded groove, and opposite side has and colludes the crisperding that groove is connected.

Described steel plate body runs through each trough groove and concrete horizontal stiffener along the trough flute length to being intervally distributed with, and perhaps the steel plate body connects each trough groove and concrete steel concrete ribs along the trough flute length to being intervally distributed with.

Described concrete is ordinary concrete, fibrous concrete, polymer concrete, steel concrete or grouting material concrete.

Described TOC upwards is dentation and protrudes the steel plate body, and protrusion height is 5~15mm.

Described inside concrete is along growing to being provided with longitudinal reinforcement.

Described longitudinal reinforcement is applied with prestressing force.

This concrete strengthens profiled sheet and is used for making single span plate, perhaps multispan continuous slab.

This employing concrete strengthens the building roof plate of profiled sheet, strengthen profiled sheet, the roof panel reinforcing bar of colligation above concrete strengthens profiled sheet by concrete, and the back pouring concrete of profiled sheet top is formed by stacking.

This employing concrete strengthens the building roof board construction method of profiled sheet, and construction sequence is as follows:

Step 1, concrete strengthen the preparation of profiled sheet, bend the efferent echo grain tank on the steel plate body at interval, and with the notch of trough groove up, fluid concrete in the trough groove is combined as a whole with the trough groove behind the concrete curing;

Step 2 is laid concrete and is strengthened profiled sheet;

Step 3, colligation roof panel reinforcing bar above concrete strengthens profiled sheet;

Step 4, cast back pouring concrete forms the building roof plate above concrete strengthens profiled sheet.

Beneficial effect of the present invention is as follows:

The present invention since in the wave trough of profiled sheet fluid concrete in advance, make integral body of concrete and profiled sheet formation, significantly promoted the bending rigidity of profiled sheet, and the thickness of profiled sheet attenuate greatly, steel using amount significantly reduces.Because steel using amount reduces, and the cost of production of profiled sheet is reduced significantly.Fluid concrete in the wave trough of profiled sheet does not need template, makes very convenient.

Can be intervally distributed with stamped groove on the wave trough of profiled sheet, thereby concrete is connected closely with wave trough.The steel plate body can be provided with horizontal stiffener or steel concrete ribs at a certain distance, and concrete is connected better with the steel plate body, forms overall structure.Can be provided with longitudinal reinforcement in the concrete, the bending rigidity of profiled sheet is further strengthened, intensity increases simultaneously.But the longitudinal reinforcement stretch-draw prestressing force of inside concrete further strengthens the bending rigidity of profiled sheet, also can save steel.TOC upwards is dentation and protrudes the steel plate body, and the back pouring concrete is connected closely with this plate of steel.

The building roof plate that adopts concrete to strengthen profiled sheet is compared with conventional cast-in-situ steel reinforced concrete roof panel, from heavy and light, does not need to mount and dismount template, can accelerate speed of application greatly.Compare with the prestressed concrete large roof slab, not only structural integrity is strong, cost of production is low, job practices is easy to adopt building roof plate of the present invention, obviously strengthen owing to adopt concrete to strengthen back base plate bending rigidity, the roof panel span of not establishing interim support can enlarge markedly.Compare with traditional pressing steel plate roofing plate, adopt building roof plate good endurance of the present invention, bearing capacity height, steel using amount few.

Concrete of the present invention strengthens the roof panel construction that profiled sheet is applicable to large scale industry and civilian construction roofing and building reconstruction engineering, alternative prestressed concrete large roof slab.

Description of drawings

The present invention is further described below in conjunction with drawings and Examples.

Fig. 1 is section of structure of the present invention.

Fig. 2 is the sectional drawing of building roof plate of the present invention.

Fig. 3 is the shaft side figure that the present invention arranges stamped groove and dentation protrusion.

Fig. 4 is the section of structure that the present invention arranges horizontal stiffener.

Fig. 5 is the shaft side figure that the present invention arranges horizontal stiffener.

Fig. 6 is the section of structure that the present invention arranges the steel concrete ribs.

Fig. 7 is the shaft side figure that the present invention arranges the steel concrete ribs.

Reference numeral: 1-steel plate body, 1.1-trough groove, 1.2-collude pouring concrete behind groove, 1.3-crisperding, 2-concrete, 3-stamped groove, the horizontal stiffener of 4.1-, 4.2-steel concrete ribs, 5-longitudinal reinforcement, 6-roof panel reinforcing bar, the 7-.

The specific embodiment

Embodiment is referring to shown in Figure 1, and this concrete strengthens profiled sheet, comprises steel plate body 1, is intervally distributed with vertical wave trough at steel plate body 1, and vertically wave trough is that being shaped as of trough groove 1.1 is trapezoidal to recessed trough groove 1.1; Be cast with concrete 2 in advance in the described trough groove 1.1, concrete can adopt ordinary concrete, fibrous concrete, polymer concrete, steel concrete or grouting material concrete, and concrete 2 solidifies the back and is combined as a whole with trough groove 1.1; Concrete 2 inner edges are long to being provided with longitudinal reinforcement 5; Can be to forming prestressed concrete behind longitudinal reinforcement 5 stretch-draw prestressing forces; Described steel plate body 1 one sides are colluded groove 1.2, and opposite side has and colludes the crisperding 1.3 that groove is connected.

The thickness range of described steel plate body 1 is 0.3~1.0mm, generally can adopt 0.5mm; Trough groove 1.1 wide 80mm suitable for reading, the wide 45mm of end opening, high 90mm, the wide 170mm in protruding place between the trough groove 1.1.

Referring to shown in Figure 3, the stamped groove 3 that is useful on concrete 2 tight build-ins spaced apart on the cell wall of described trough groove 1.1.Described concrete 2 tops steel plate body 1 protruding upward is dentation and protrudes, and protrusion height is 5~15mm.

Referring to Fig. 4, shown in Figure 5, described steel plate body 1 is long to being intervally distributed with the horizontal stiffener 4.1 that runs through each trough groove 1.1 and concrete 2 along trough groove 1.1.

Referring to Fig. 6, shown in Figure 7, described steel plate body 1 is long to being intervally distributed with the steel concrete ribs 4.2 that connects each wave trough trough groove 1.1 and concrete 2 along trough groove 1.1.

This concrete strengthens profiled sheet both can make the single span plate, also can make the multispan continuous slab, the rigidity better effects if, and under the condition of convenient lifting transportation, length can reach 12~18m.

Referring to shown in Figure 2, this employing concrete strengthens the building roof plate of profiled sheet, strengthen profiled sheet, the roof panel reinforcing bar 6 of colligation above concrete strengthens profiled sheet by concrete, and the back pouring concrete 7 of profiled sheet top is formed by stacking.

The building roof board construction method of this employing concrete enhancing profiled sheet is as follows:

Step 1, concrete strengthen the preparation of profiled sheet, bend efferent echo grain tank 1.1 on steel plate body 1 at interval, with the notch of trough groove 1.1 up, fluid concrete trough groove 1.1 in, concrete 2 solidifies the back and trough groove 1.1 is combined as a whole;

Step 2 is laid concrete and is strengthened profiled sheet;

Step 3, colligation roof panel reinforcing bar 6 above concrete strengthens profiled sheet;

Step 4, cast back pouring concrete 7 forms the building roof plate above concrete strengthens profiled sheet.

The above; only for the preferable specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claim.

Claims (8)

1. a concrete strengthens profiled sheet, comprise steel plate body (1), be intervally distributed with vertical wave trough at steel plate body (1), it is characterized in that: described vertical wave trough is to recessed trough groove (1.1), be cast with concrete (2) in the trough groove (1.1) in advance, concrete (2) solidifies the back and is combined as a whole with trough groove (1.1);
Described steel plate body (1) is long to being intervally distributed with the horizontal reinforcing rib (4.1) that runs through each trough groove (1.1) and concrete (2) along trough groove (1.1), and perhaps steel plate body (1) is long to being intervally distributed with the steel concrete ribs (4.2) that connects each trough groove (1.1) and concrete (2) along trough groove (1.1);
The inner edge of described concrete (2) is long to being provided with longitudinal reinforcement (5);
Spaced apart being useful on is connected stamped groove (3) closely on the cell wall of described trough groove (1.1) with concrete (2).
2. concrete according to claim 1 strengthens profiled sheet, it is characterized in that: being shaped as trapezoid, falling trapezoidal or rectangle of described trough groove (1.1).
3. concrete according to claim 1 strengthens profiled sheet, and it is characterized in that: described steel plate body (1) one side is colluded groove (1.2), and opposite side has and colludes the crisperding (1.3) that groove is connected.
4. concrete according to claim 1 strengthens profiled sheet, it is characterized in that: described concrete (2) is ordinary concrete, fibrous concrete, polymer concrete or grouting material concrete.
5. concrete according to claim 1 strengthens profiled sheet, it is characterized in that: described concrete (2) top upwards is dentation and protrudes steel plate body (1), and protrusion height is 5~15mm.
6. concrete according to claim 1 strengthens profiled sheet, and it is characterized in that: described longitudinal reinforcement (5) is applied with prestressing force.
7. building roof plate that adopts any described concrete of claim 1~6 to strengthen profiled sheet, it is characterized in that: strengthen profiled sheet, the roof panel reinforcing bar (6) of colligation above concrete strengthens profiled sheet by concrete, and the back pouring concrete (7) of profiled sheet top is formed by stacking.
8. the job practices of the described building roof plate of claim 7 is characterized in that construction sequence is as follows:
Step 1, concrete strengthens the preparation of profiled sheet, goes up at steel plate body (1) and bends efferent echo grain tank (1.1) at interval, with the notch of trough groove (1.1) up, fluid concrete in trough groove (1.1), concrete (2) solidify the back and are combined as a whole with trough groove (1.1);
Step 2 is laid concrete and is strengthened profiled sheet;
Step 3, colligation roof panel reinforcing bar (6) above concrete strengthens profiled sheet;
Step 4, cast back pouring concrete (7) forms the building roof plate above concrete strengthens profiled sheet.
CN 201110267416 2011-09-09 2011-09-09 Concrete reinforced channeled steel plate, building roof panel and construction method of building roof panel CN102409786B (en)

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CN102409786B true CN102409786B (en) 2013-09-18

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103334526B (en) * 2013-07-16 2016-01-13 山东大学 A kind of steel web prestressed concrete overlapped slab
CN104120824B (en) * 2014-07-28 2017-08-25 陕西昊兴房屋工程有限公司 Profiled steel plate composite board and roof boarding, floorboard and shingle nail with composite plate
CN104929292B (en) * 2015-06-04 2017-10-10 扬州大学 A kind of profiled sheet of use prestressing without bondn and the compoboard of concrete

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3208530B2 (en) * 1997-05-30 2001-09-17 株式会社ワイ・エム・ケイ・テクノロジーズ Precast concrete formwork and structure using the same
CN2721748Y (en) * 2004-08-12 2005-08-31 上海拜特钢结构设计有限公司 Semi-shutup pressing assemlbed floor of steel plate
CN2743448Y (en) * 2004-01-12 2005-11-30 张厚 Composition board of bidirection force pressed steel plate and concrete
CN201305951Y (en) * 2008-12-02 2009-09-09 中国京冶工程技术有限公司 Metal compression plate
CN201598770U (en) * 2009-09-01 2010-10-06 吴淑环 Profiled steel plate composite board
CN101914974A (en) * 2009-09-01 2010-12-15 吴淑环 Light slab
CN202248448U (en) * 2011-09-09 2012-05-30 邹剑强 Concrete reinforced profiled steel sheet

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3208530B2 (en) * 1997-05-30 2001-09-17 株式会社ワイ・エム・ケイ・テクノロジーズ Precast concrete formwork and structure using the same
CN2743448Y (en) * 2004-01-12 2005-11-30 张厚 Composition board of bidirection force pressed steel plate and concrete
CN2721748Y (en) * 2004-08-12 2005-08-31 上海拜特钢结构设计有限公司 Semi-shutup pressing assemlbed floor of steel plate
CN201305951Y (en) * 2008-12-02 2009-09-09 中国京冶工程技术有限公司 Metal compression plate
CN201598770U (en) * 2009-09-01 2010-10-06 吴淑环 Profiled steel plate composite board
CN101914974A (en) * 2009-09-01 2010-12-15 吴淑环 Light slab
CN202248448U (en) * 2011-09-09 2012-05-30 邹剑强 Concrete reinforced profiled steel sheet

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