CN108625486A - A kind of across frame structure edge support node structure of steel bar girder plate - Google Patents

A kind of across frame structure edge support node structure of steel bar girder plate Download PDF

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Publication number
CN108625486A
CN108625486A CN201810563120.0A CN201810563120A CN108625486A CN 108625486 A CN108625486 A CN 108625486A CN 201810563120 A CN201810563120 A CN 201810563120A CN 108625486 A CN108625486 A CN 108625486A
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CN
China
Prior art keywords
steel bar
bar girder
frame structure
plate
template
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810563120.0A
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Chinese (zh)
Inventor
陈永德
叶健
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Zhejiang Zhongyi Building Materials Technology Co Ltd
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Zhejiang Zhongyi Building Materials Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Zhejiang Zhongyi Building Materials Technology Co Ltd filed Critical Zhejiang Zhongyi Building Materials Technology Co Ltd
Priority to CN201810563120.0A priority Critical patent/CN108625486A/en
Publication of CN108625486A publication Critical patent/CN108625486A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/38Connections for building structures in general
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B5/00Floors; Floor construction with regard to insulation; Connections specially adapted therefor
    • E04B5/16Load-carrying floor structures wholly or partly cast or similarly formed in situ
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G11/00Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
    • E04G11/36Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for floors, ceilings, or roofs of plane or curved surfaces end formpanels for floor shutterings
    • E04G11/48Supporting structures for shutterings or frames for floors or roofs

Abstract

The present invention relates to concrete structure architecture construction fields, specifically, being related to a kind of across frame structure edge support node structure of steel bar girder plate comprising:Frame structure and steel bar girder plate positioned at frame structure both sides, the steel bar girder plate include that the steel bar girder that is detachably connected of floor support plate, floor support plate side, the other side are equipped with the support element of prominent floor support plate;Framework template is equipped on the outside of the frame structure, the framework template includes side template, and the side portion of the first support element and the steel bar girder plate offsets;Distributing reinforcement passes through the steel bar girder of frame structure connection framework structure both sides to connect.The handling and assembly of steel bar girder plate of the present invention are all more convenient simple, pass through the steel bar girder plate of distributing reinforcement connection framework structure both sides, floor plates after casting concrete solidification have higher bonding strength and bearing capacity, so that adjacent floor support plate supports each other, splice the fissure of displacement to reduce, floor plates position of joints after molding is more smooth.

Description

A kind of across frame structure edge support node structure of steel bar girder plate
Technical field
The present invention relates to concrete structure architecture construction fields, specifically, being related to a kind of across frame knot of steel bar girder plate Structure edge support node structure.
Background technology
Horizontal structure form work engineering in China's building trade additionally arranges flitch and glue at present generally using bent-frame bracing is set up Plywood or template.Its technological principle provides support by the way that bent-frame bracing system is arranged for end template, meets construction stage bearing capacity And deformation requirements.
Chinese Patent Application No.:201310299508.1 patent name:Self-bearing type bar frame gang form and its construction Method discloses the bar frame of a kind of multiple rows of longitudinal reinforcement truss and multiple rows of transversely distributed steelbar composition, bar frame and can Dismounting template is implemented in combination with few Construction of Supporting scheme of the template in concreting, scaffold when reducing horizontal structure construction It uses.When above-mentioned self-bearing type bar frame gang form construction, template 50-55mm steel bar girders will be stretched out by, which needing, is overlapped on reinforcing bar On beam frame, it is also necessary to Angle formwork be installed and positioning pin is supported positioning, and spiral shell is fixedly connected with along unit length direction Bolt.Bar frame gang form installs node complexity, and bonding strength is low, and load-bearing capacity is weaker;It additionally needs and is separately provided quickly It supports and stablizes diagonal brace to stablize integral mold plate, low construction efficiency.
Invention content
Present disclosure is to provide a kind of across frame structure edge support node structure of steel steel bar girder plate, can be real Existing steel bar girder and reinforcing steel bar frame are set a roof beam in place the construction efficiency of higher bonding strength and more efficient, while reducing support element significantly Use.
Across the frame structure edge support node structure of steel bar girder plate according to the present invention comprising:Frame structure and position Steel bar girder plate in frame structure both sides, the steel bar girder plate include the steel that floor support plate, floor support plate side are detachably connected Muscle truss, the other side are equipped with the support element of prominent floor support plate;
Framework template is equipped on the outside of the frame structure, the framework template includes side template, is set on the outside of the side template There are the first support element, the side portion of first support element and the steel bar girder plate to offset;
Including distributing reinforcement, the distributing reinforcement passes through the steel bar girder of frame structure connection framework structure both sides to connect, described Distributing reinforcement is at least vertical with the steel bar girder of frame structure side.
The method that the present invention uses small area on-site consolidation by detachable steel bar girder plate so that steel bar girder plate is hung Fortune and assembly are all more convenient simple, by the steel bar girder plate of distributing reinforcement connection framework structure both sides, connect simple and convenient easy Operation, and make the floor plates after casting concrete solidification that there is higher bonding strength and bearing capacity, pass through first Member supports make the dislocation between steel bar girder plate side portion and side template smaller, and are transmitted to adjacent reinforcing bar by support element On truss plate so that adjacent floor support plate supports each other, and the splicing fissure of displacement reduces, and floor plates position of joints after molding is relatively more flat It is whole.
Further, each steel bar girder includes wind up reinforcing bar, lower edge reinforcing bar and web member reinforcing bar;The distributing reinforcement It is vertical with the lower edge reinforcing bar to bind or be welded to connect.Distributing reinforcement of the present invention and the webbed connection of lower edge reinforcing bar shape, Structural strength is big, is connected firmly and makes full use of the mechanical property of distributing reinforcement.
Further, including dowel, the dowel both ends are taken with the reinforcing bar that winds up described in frame structure both sides respectively It connects.Dowel of the present invention is connect with the steel bar girder of frame structure both sides respectively, is improved steel bar girder plate and pouring and is built up Type floor plates and beam or the bonding strength of wall, while steel bar girder being made so that node structure is more stable.
Further, length of the dowel both ends apart from frame structure is not less than 200mm.Dowel of the present invention and reinforcing bar purlin The frame lap of splice is not less than 200mm, has higher bonding strength, meets design requirement.
Further, it states and is equipped with framework template on the outside of frame structure, the framework template includes side template, the side template It offsets with steel bar girder plate side portion.Side template of the present invention offsets with floor support plate side portion so that spillage when casting concrete May be smaller, and make floor plates bottom surface smooth.
Further, the side portion is equipped with gap with side template outside, and plugging plate, the side are covered on gap Template upper surface is suitable with side portion upper side height, and the plugging plate is connected by screw and the floor support plate or side template It connects.The present invention, floor support plate and side template are convenient and efficient when so that the splicing of steel bar girder plate is laid with there are gap, reduce because splicing precision Plugging plate is fixed on be simple, convenient and fast on gap by the increase of the production cost brought with floor machining accuracy by screw, It can be effectively because of the spillage phenomenon of gap generation.
Further, the framework template includes end template, and the end template is supported by supporting rack, first support element It is arranged on support frame as described above.The single steel bar girder plate side portion of the present invention and framework template common support frame, without individually setting Set supporting rack so that the concrete floor poured and Vierendeel girder are excessively good, and connection is reliable, floor good integrity after molding, Anti-knock shock resistance is good, good waterproof performance.
Further, steel bar girder plate width 200mm~1000mm described in every unit, every unit steel bar girder plate include There are several assembled structural supports of unit steel bar girder plate in 1 to 5 placing of reinforcement truss, the floor face.Steel bar girder of the present invention Plate width is arranged so that in assembling construction, two staff can erect steel bar girder plate and carry out assembly, be capable of providing spelling Fill speed
Description of the drawings
The dimensional structure diagram of Fig. 1 detachable reinforcing steel truss plates;
Fig. 2 is present invention looks up structural representation when steel bar girder plate splices;
Fig. 3 embodiments side steel bar girder plate and template splicing enlarged structure schematic diagram;
Fig. 4 embodiment steel bar girder plates contradict connecting node schematic diagram with side template end;
Fig. 5 embodiments side steel bar girder plate and conflict structural schematic diagram on the outside of side template;
Fig. 6 embodiments side steel bar girder plate and side clearance setting structure schematic diagram on the outside of side template.
In figure:1- steel bar girders, 11- lower edges reinforcing bar, 12- wind up under reinforcing bar, 13- web members reinforcing bar, the upper anchor ribs of 14-, 15- Anchor rib, 2- floor support plates, 20- steel bar girders plate, 201- side portions, 202- plugging plates, 21- dowels, 3- support elements, 4- connections Part, 41- card slots, 5- frame structures, 51- lead to muscle, 6- supporting racks, 61- supporting rods, 7- framework templates, 71- end templates, 72- side forms Plate, the first support elements of 81-, 9- distributing reinforcements, 10- supporting ribs.
Specific implementation mode
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, from beginning to end phase Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached drawing It is illustrative when the embodiment of description, it is only used for explaining the present invention, and be not construed as limiting the claims.
With reference to the accompanying drawings of the specification and specific embodiment, invention is described in detail.
A kind of detachable steel bar girder plate as shown in Figure 1 comprising steel bar girder 1, connector 4, floor support plate 2 and support Part 3.The steel bar girder 1 winds up reinforcing bar 11 and two lower edge reinforcing bars 12 including one, and two lower edge reinforcing bars 12 are divided by web member reinforcing bar 13 It is not welded to connect with the reinforcing bar 11 that winds up.The two lower edges reinforcing bar 12 is opposite to be connected with connector 4.The connector 4 includes side The card slot 41 of the Feed-through 4 of opening, 4 lower end of connector are equipped with threaded hole.Connector 4 it is pairs of be connected to two lower edge reinforcing bars On 12, the longitudinal arrangement on steel bar girder 1 of each pair of connector 4.The length of the plate of detachable reinforcing steel truss shown in Fig. 1 20 can basis It is required that design, generally 1~3m, width are two Pin steel bar girders 2, steel bar girder 2 may be one in some embodiments Pin, three Pin or more Pin, Fig. 1 are the connection relation for briefly explaining steel bar girder and floor support plate.
As shown in Fig. 2, the floor support plate 2 is connected with support element 3,3 lateral separation of the support element far from 1 side of steel bar girder It is distributed on 2 length direction of the floor support plate, the support element 3 alternately stretches out 2 left and right sides of floor support plate.One support element, 3 right end 2 the right of floor support plate, 2 left side of left indent floor support plate are stretched out, adjacent supporting piece 3 is then on the contrary, 2 the right of right indent floor support plate, a left side 2 left side of floor support plate is stretched out at end.The floor support plate 2 is equipped with connecting hole, and the support element 3 is equipped with mounting hole, and bolt front end leads to successively Cross the mounting hole 31, the connecting hole is connect with the threaded hole of connector 4 so that support element 3 and floor support plate 2 and steel bar girder 1 connection.Preferably, each steel bar girder plate width is set as 200mm~1000mm, is equipped with 1 to 5 placing of reinforcement truss. The floor face has several unit steel bar girder plates 20 assembled, when according to splicing, the steel bar girder plate that finally splices on side 20 width can be the reinforcing bar purlin being made of a Pin or more Pin steel bar girders 2 according to the assembled width design of real surplus Frame plate 20.
As shown in Figure 3-4,5 both sides of frame structure are respectively equipped with detachable steel bar girder plate 20, the steel bar girder 1 and institute It is parallel to state frame structure 5.The frame structure 5 includes Vierendeel girder and framed wall, and framework template 7 has been built in outside.It is described Framework template 7 is supported by the formwork-support 6 that its scaffold or other support elements are built.The framework template 7 includes setting Side template 72 in 5 both sides of frame structure, when frame structure 5 is the Vierendeel girder of the present embodiment, the side template 7 further includes bottom Portion's template 71.In some embodiments, as shown in figure 4, on 201 downside of side portion of the floor plates 2 and the side template 72 It holds inconsistent.In some embodiments, as shown in figure 5, the side portion 201 of the floor support plate 2 contradicts outside the side template 72 Side, the gap between two plates is smaller, and the upper end of side template 72 is suitable with 2 upper level of floor support plate.Certainly, in some embodiments In, as shown in fig. 6, the side portion 201 is located at the outside of side template 72 and side template 72 there are gap, it is covered on the gap Plugging plate 202, plugging plate 202 are fixed by screws in the end of the floor support plate 2.Support frame as described above 6 is equipped with spacer bar 201 first support element 81 of the side portion of truss plate 20.The part that first support element 81 is contacted with steel bar girder plate 20 For the lumps of wood, the floor support plate 2 is connect by screw with the lumps of wood of 81 upper end of the first support element.
20 height of steel bar girder plate of 5 both sides of the frame structure is quite so that in the frame structure 5 after casting concrete The absolute altitude of the floor plates of 5 both sides of forming surface and frame structure in portion is suitable.The steel bar girder plate 20 of 5 both sides of the frame structure The steel bar girder 1 of upper setting is longitudinally disposed so that steel bar girder 1 is mutually parallel with longitudinally disposed frame structure 5, in some realities It applies in example, the steel bar girder 1 and frame structure 5 can also be in a fixed inclination.It is described wind up reinforcing bar 11 and lower edge reinforcing bar 12 it Between intert binding or weld multiple rows of distributing reinforcement 9.9 length direction of the distributing reinforcement run through steel bar girder plate 20, described point 9 length of cloth muscle can weld to be formed by two bar splicings when inadequate.The distributing reinforcement 9 passes through the frame structure 5 so that frame The connection of steel bar girder 1 of 5 both sides of frame structure shares the distributing reinforcement 9.In order to reinforce pouring the bonding strength of rear floor plates and beam, steel Muscle truss plate 20 and 5 top of frame structure are also overlapped with dowel 21.21 both ends of the dowel are overlapped on the frame respectively The described of 5 both sides of structure is winded up on reinforcing bar 11, and the dowel 21 is at least connected with steel bar girder 1 described in two Pin, the present embodiment The dowel 21 and the wind up binding of reinforcing bar 11 or welding, 21 both ends of dowel are bent downward.The dowel 21 with it is upper Overlapped that distance of the end apart from frame structure 5 is La/4 for string reinforcing bar 12, and La is anchorage length.The dowel 21 is located at logical muscle (51) upside.
Dowel 21 is when detachable reinforcing steel truss plate 20 is layed on the beams of concrete or wall of casting complete, section Joint structure of the point construction with detachable reinforcing steel truss plate in steel construction is identical;When detachable reinforcing steel truss concrete When floor is poured into a mould simultaneously with beams of concrete, wall, design should be carried out by following principle:
The span L of detachable reinforcing steel truss plate should determine as the following formula:L=L12-b1/2-b2/ 2+20mm, wherein b1/2、 b2The width of/2 concrete frame structures connected for steel bar girder plate both ends, L12For the distance among two frame structures.
When in plate Bar Anchorage in beam or within the walls when, the anchor rib that winds up should meet anchorage length LaRequirement, lower edge anchoring Muscle preferably extends to the center line of beam or wall and no less than 5d.LaIt should be calculated as follows, and under any circumstance, longitudinal tensile reinforcing bar Anchorage length be no less than 250mm:
La=α (fy/ft)d
L in formulaa-- the anchorage length of longitudinal tensile reinforcing bar;
fy-- the tensile strength design value of reinforcing bar;
The nominal diameter of d-- reinforcing bars;
The form factor of α -- reinforcing bar, plain steel-bar take 0.16, and Ribbed Bar takes 0.14.
Along 1 direction of steel bar girder, two pieces of template (floor support plate and beam side plate) junctions, should be arranged upper lower edge anchor rib or It is vertically connected with reinforcing bar.Lap of splice L should all be met by being vertically connected with reinforcing bar and the overlap joint of upper lower edge anchor rib and steel bar girderlWant It asks.LlIt should be calculated as follows, and no less than 200mm:L1=1.6La
When steel bar girder span of slab is larger, to reduce floor bar dosage, it is proposed that the construction stage sets temporary support.According to It is a large amount of to calculate, after being calculated by using the stage, for the construction stage, one of temporary support only need to be set in the middle part of span, just Construction stage force request can be met.
Schematically the present invention and embodiments thereof are described above, description is not limiting, institute in attached drawing What is shown is also one of the embodiment of the method for the present invention, is actually not limited thereto.So if the ordinary skill of this field Personnel are enlightened by it, without departing from the spirit of the invention, without creatively designing and the technical solution phase As mode and embodiment, be within the scope of protection of the invention.

Claims (8)

1. a kind of across frame structure edge support node structure of steel bar girder plate, including frame structure (5) and it is located at frame structure (5) the steel bar girder plate (20) of both sides, which is characterized in that the steel bar girder plate (20) includes floor support plate (2), floor support plate (2) The support element (3) of steel bar girder (1), the other side equipped with prominent floor support plate that side is detachably connected;
Framework template (7) is equipped on the outside of the frame structure (5), the framework template (7) includes side template (72), the side form The first support element (81), the side portion of first support element (81) and the steel bar girder plate (20) are equipped on the outside of plate (72) (201) it offsets;
Including distributing reinforcement (9), the distributing reinforcement (9) passes through the steel bar girder of frame structure (5) connection framework structure (5) both sides (1) it connects, the distributing reinforcement (9) is at least vertical with the steel bar girder (1) of frame structure (5) side.
2. across the frame structure edge support node structure of steel bar girder plate according to claim 1, which is characterized in that described every One steel bar girder (1) includes wind up reinforcing bar (11), lower edge reinforcing bar (12) and web member reinforcing bar (13), the distributing reinforcement (9) and institute Lower edge reinforcing bar (12) is stated vertically to bind or be welded to connect.
3. across the frame structure edge support node structure of steel bar girder plate according to claim 2, which is characterized in that including even Muscle (21) is connect, dowel (21) both ends are overlapped with the reinforcing bar (11) that winds up of frame structure (5) both sides respectively.
4. across the frame structure edge support node structure of steel bar girder plate according to claim 3, which is characterized in that dowel (21) length of the both ends apart from frame structure (5) is not less than 200mm.
5. across the frame structure edge support node structure of steel bar girder plate according to claim 1, which is characterized in that side form It offsets with steel bar girder plate side portion (201) on the outside of plate (72), side template (72) upper surface and side portion (201) upper side Height is quite.
6. across the frame structure edge support node structure of steel bar girder plate according to claim 5, which is characterized in that described Side portion (201) is equipped with gap with the side template (72) outside, and plugging plate (202), the side template are covered on gap (72) upper surface is suitable with side portion (201) upper side height, and the plugging plate (202) passes through screw and the floor support plate (2) Or side template (7) connection.
7. across the frame structure edge support node structure of steel bar girder plate according to claim 1, which is characterized in that described Framework template (7) includes end template (71), and the end template (71) is supported by supporting rack (6), and first support element (81) sets It sets on support frame as described above (6).
8. across the frame structure edge support node structure of steel bar girder plate according to claim 1, which is characterized in that per single Member steel bar girder plate (20) width 200mm~1000mm, includes 1 to 5 placing of reinforcement purlin per unit steel bar girder plate (20) There are several assembled structural supports of unit steel bar girder plate in frame (1), the floor face.
CN201810563120.0A 2018-06-04 2018-06-04 A kind of across frame structure edge support node structure of steel bar girder plate Pending CN108625486A (en)

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CN201810563120.0A CN108625486A (en) 2018-06-04 2018-06-04 A kind of across frame structure edge support node structure of steel bar girder plate

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019149009A1 (en) * 2017-11-29 2019-08-08 浙江中益建材科技有限公司 Assembled-type reinforcing bar truss floor deck
CN110886419A (en) * 2019-10-17 2020-03-17 上海宝冶冶金工程有限公司 Steel bar truss floor support plate support and construction method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019149009A1 (en) * 2017-11-29 2019-08-08 浙江中益建材科技有限公司 Assembled-type reinforcing bar truss floor deck
CN110886419A (en) * 2019-10-17 2020-03-17 上海宝冶冶金工程有限公司 Steel bar truss floor support plate support and construction method

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