CN107152113A - A kind of steel reinforced concrete hollow floor - Google Patents
A kind of steel reinforced concrete hollow floor Download PDFInfo
- Publication number
- CN107152113A CN107152113A CN201710362613.3A CN201710362613A CN107152113A CN 107152113 A CN107152113 A CN 107152113A CN 201710362613 A CN201710362613 A CN 201710362613A CN 107152113 A CN107152113 A CN 107152113A
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- CN
- China
- Prior art keywords
- plate
- right angle
- steel plate
- steel
- straight panel
- 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.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/02—Load-carrying floor structures formed substantially of prefabricated units
- E04B5/023—Separate connecting devices for prefabricated floor-slabs
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/02—Load-carrying floor structures formed substantially of prefabricated units
- E04B5/14—Load-carrying floor structures formed substantially of prefabricated units with beams or girders laid in two directions
Abstract
A kind of steel reinforced concrete hollow floor, including upper concrete slab and lower concrete slab, steel girt strip is installed between upper concrete slab and lower concrete slab, steel girt strip has a plurality of longitudinal steel plate and a plurality of horizontal steel plate, several the first angle block of right angle mutually rolled over right angle are set on longitudinal steel plate, several the second angle block of right angle mutually rolled over right angle are set on horizontal steel plate, several second angle block of right angle on several first angle block of right angle or horizontal steel plate on longitudinal steel plate are mutually coupled respectively, extend along respective rectilinear direction continuity, the total bearing capacity of hollow floor is greatly improved, hollow floor does not need site operation, can directly factory process into big plate, connect at the scene as needed.Because the steel beam structure of use is reasonable in design, the anchor force of girder steel and concrete is strong, and the carrying of girder steel, which is done, improves 23 times.
Description
Technical field
It is a kind of steel reinforced concrete hollow floor the present invention relates to building element.
Background technology
The hollow floor that construction industry is used has compared with various structures, and the wherein hollow floor of steel and concrete structure can increase its entirety
Performance and intensity, and have the advantages that construction is simple.But, not enough more obvious, the steel of the hollow floor of this steel and concrete structure
Beam has following several structures：Girder steel is the setting tooth wing on one section of web, web；Girder steel constitutes approximate rectangular plate by straightway,
The tooth wing is connected on offset plate；The cross section of girder steel is triangular web, and the tooth wing is connected on offset plate；The cross section of girder steel is trapezoidal
Web.The girder steel of these structures is constituted using a web and the tooth wing, its maximum deficiency be web be also easy to produce it is bent bend, from
And the load-carrying properties of girder steel are influenceed, compared with the overall structure that severe one destroys girder steel, the service life of hollow floor is reduced, therefore, this
The hollow floor of a little steel beam structures is not promoted the use of so far.Separately there is the girder steel that a kind of straight panel is intersected in length and breadth, this girder steel is in node
Junction needs to use plurality of steel plates to strengthen connection, to increase the bonding strength of node.These node connecting structures must be welded,
And weld and then must go to welding slag, antirust paint etc. is applied, and the error of multiple directions is also easy to produce, the load-bearing of girder steel is influenceed, steel is reduced
The bulk strength of beam, and then influence the service life of hollow floor.
The content of the invention
It is an object of the invention to provide a kind of steel reinforced concrete hollow floor, it can solve the deficiencies in the prior art.
The present invention to achieve the above object, by the following technical programs：A kind of steel reinforced concrete hollow floor, including upper concrete slab
And lower concrete slab, steel girt strip is installed between upper concrete slab and lower concrete slab, steel girt strip has a plurality of longitudinal steel plate and a plurality of
Set on horizontal steel plate, longitudinal steel plate and set several with right angle on several the first angle block of right angle mutually rolled over right angle, horizontal steel plate
Several second angle block of right angle on several first angle block of right angle or horizontal steel plate on the second angle block of right angle mutually rolled over, longitudinal steel plate
It is mutually coupled respectively, extends along respective rectilinear direction continuity, is respectively equipped with the first angle block of right angle and the second angle block of right angle
Dividing plate, longitudinal steel plate is sentenced with the node that horizontal steel plate intersects in any angle block of right angle of a longitudinal steel plate or horizontal steel plate
Plate on the basis of dividing plate, straight panel end of the dividing plate both sides respectively with longitudinal steel plate or horizontal steel plate is touched, and is indulged dividing plate using bolt
To the straight panel end connection of steel plate straight panel end and horizontal steel plate, longitudinal steel plate and the intersecting section of horizontal steel plate four direction are formed
Point device.The width two ends of longitudinal steel plate or horizontal steel plate bend out several wing plates, longitudinal steel plate or horizontal steel plate respectively
Width surface and respective wing plate between formed the 8th angle α8, steel bar groove is set between each two wing plate, each two is adjacent
The overbending direction of wing plate is opposite.The 8th angle α that the surface of the wing plate and the width of longitudinal steel plate is formed8For 30o-60
º.Divider height direction two ends are respectively provided with portion end straight panel, and the length direction biside plate of every longitudinal steel plate and horizontal steel plate is length
Bar straight panel, the plate face of divider height direction straight panel end and every longitudinal steel plate or the strip of the length direction both sides of horizontal steel plate
The plate face of straight panel is distributed in vertical direction.The node apparatus includes the first bending plate, the second bending plate and the 3rd bending plate, the
One end of straight panel of one bending plate and the second bending plate is arranged in parallel in same level, and the middle part of the 3rd bending plate is set
First right angle α1With the second right angle α2, the first right angle α1With the second right angle α2Between be dividing plate, the straight panel one end of the first bending plate
Positioned at the second right angle α2Place, the straight panel one end part of the second bending plate is in the first right angle α1Place, dividing plate respectively with the first bending plate
Straight panel end is parallel with the straight panel end of the second bending plate, dividing plate, the straight panel end of the first bending plate and the second bending plate it is straight
Plate end is connected by screw bolts.3rd bending plate is one article of Integral plate type structure.At least provided with one on first bending plate
3rd right angle α3.At least provided with a 4th right angle α on second bending plate7With a 7th right angle α6.The two ends of 3rd bending plate
5th right angle α is set respectively5With the 6th right angle α4。
The advantage of the invention is that：The total bearing capacity of hollow floor is greatly improved, and hollow floor does not need site operation,
Directly factory process into big plate, it can connect at the scene as needed.Because the steel beam structure of use is reasonable in design, girder steel and coagulation
The anchor force of soil is strong, and the carrying of girder steel, which is done, improves 2-3 times；Girder steel eliminates bent bend；Girder steel is combined effective expansion with concrete
The shear(ing) area of concrete, greatly improves the shear capacity of armored concrete in hollow floor, and girder steel can accurately and coagulation
Native plate and bar-mat reinforcement positioning, realizes the quality purpose of accurate control hollow floor；The specific node of girder steel of the present invention
Attachment structure need not use steel plate reinforcement, it is not necessary to weld, and need to only be connected by screw bolts, and bonding strength is high, is manufactured into
This is low；The overall structure of hollow floor does not produce waste material in production, and production technology simplifies, free from environmental pollution etc..
Brief description of the drawings
Accompanying drawing 1 is schematic structural view of the invention；Accompanying drawing 2 be after longitudinal steel plate 2 and horizontal steel plate 3 are arranged in length and breadth in Fig. 1 into
For the structural representation of steel girt strip；Accompanying drawing 3 is the structural representation of longitudinal steel plate 2 in Fig. 2；Accompanying drawing 4 is that Fig. 3 left view structure is shown
It is intended to, Fig. 5 is that the attached of Fig. 3 regards structural representation, and Fig. 6 is I portions mplifying structure schematic diagram in Fig. 2, and Fig. 7 is II portions amplification in Fig. 2
Structural representation, Fig. 8 is III portions mplifying structure schematic diagram in Fig. 2.
Embodiment
Accompanying drawing is compareed, the present invention is further described.
A kind of steel reinforced concrete hollow floor of the present invention, including upper concrete slab 1 and lower concrete slab 4, in upper concrete slab 1
Steel girt strip is installed between lower concrete slab 4, steel girt strip has to be set on a plurality of longitudinal steel plate 2 and a plurality of horizontal steel plate 3, longitudinal steel plate 2
Put and several the second angle block of right angle 6 mutually rolled over right angle be set on several the first angle block of right angle 5 mutually rolled over right angle, horizontal steel plate 3,
Several second angle block of right angle 6 on several first angle block of right angle 5 or horizontal steel plate 3 on longitudinal steel plate 2 are mutually coupled respectively, edge
Respective rectilinear direction continuity extends, and dividing plate 13, longitudinal steel are respectively equipped with the first angle block of right angle 5 and the second angle block of right angle 6
The dividing plate that plate 2 is sentenced with the node that horizontal steel plate 3 intersects in any angle block of right angle of a longitudinal steel plate or horizontal steel plate is base
Quasi- plate, straight panel end of the both sides of dividing plate 13 respectively with longitudinal steel plate 2 or horizontal steel plate 3 is touched, and is indulged dividing plate 13 using bolt 17
To the straight panel end connection of the straight panel end of steel plate 2 and horizontal steel plate 3, form longitudinal steel plate 2 and the horizontal four direction of steel plate 3 intersects
Node apparatus.
The present invention in order that its preferably combined with concrete there is provided further scheme be：Longitudinal steel plate or horizontal steel
The width two ends of plate bend out several wing plates 7 respectively, the width surface of longitudinal steel plate or horizontal steel plate with it is respective
The 8th angle α is formed between wing plate 78, steel bar groove 8 is set between each two wing plate 7, and the overbending direction of each two adjacent vanes 7 is opposite.
The angle that described wing plate is formed with the surface on the width of longitudinal steel plate or horizontal steel plate can be 90o or 2o-90o models
Enclose interior unspecified angle.Preferential scheme is：The 8th angle α that the surface of wing plate 7 and the width of longitudinal steel plate is formed8For
30º-60º.This scheme can further be such that longitudinal steel plate and horizontal steel plate is combined well with concrete.The steel bar groove of setting
8 install reinforcing bar, move down the position in the reinforcement ratio traditional structure in superstructure, and reinforcing bar, concrete and girder steel can be made to produce more
The integral firmness of firm connection, the further support strength of increase girder steel and superstructure.
The further preferred scheme that the present invention is provided is：Divider height direction two ends are respectively provided with portion end straight panel, every longitudinal direction
The length direction biside plate of steel plate and horizontal steel plate is strip straight panel, and the plate face of divider height direction straight panel end is indulged with every
It is distributed in vertical direction to the plate face of steel plate or the strip straight panel of the length direction both sides of horizontal steel plate.Each in the structure
The dividing plate at several bent plates on longitudinal steel plate and each horizontal steel plate is straight panel, i.e.,：The short transverse of dividing plate, is also vertical
To steel plate or the width of horizontal steel plate, the short transverse both ends of dividing plate are straight panels, are not bent, the end straight panel of dividing plate with
90o distributions are presented in the plate face of the strip straight panel of longitudinal steel plate, as shown in the figure.This structure be easy to the further longitudinal steel plate of increase and
Anchor force of the horizontal steel plate in concrete.
The node apparatus of the present invention includes the first bending plate 14, the second bending plate 15 and the 3rd bending plate
16, one end of straight panel of the first bending plate 14 and the second bending plate 15 is arranged in parallel in same level, the 3rd bending plate
16 middle part sets the first right angle α1With the second right angle α2, the first right angle α1With the second right angle α2Between be dividing plate 13, the first bending
The straight panel one end part of plate 14 is in the second right angle α2Place, the straight panel one end part of the second bending plate 15 is in the first right angle α1Place, dividing plate
13 is parallel with the straight panel end of the first bending plate 14 and the straight panel end of the second bending plate 15 respectively, dividing plate 13, the first bending plate
14 straight panel end and the straight panel end of the second bending plate 15 are connected using bolt 17.3rd bending plate 16 is one article of entirety
Plank frame.At least provided with a 3rd right angle α on first bending plate 143.At least provided with one the 4th on second bending plate 15
Right angle α7With a 7th right angle α6.The two ends of 3rd bending plate 16 set the 5th right angle α respectively5With the 6th right angle α4.Such as Fig. 5
The first bending plate and the second bending plate in shown steel girt strip nodal connection device have a right angle, right angle folded plate to
Outwards extend again after interior or outward bending.There is a dividing plate bent out in the middle part of 3rd bending plate, dividing plate makes the 3rd bending plate
Both sides are symmetrical, to increase the degree of being connected firmly at node, and attachment means is easily positioned, do not produce displacement, make overall steel
Help the carrying of beam stable, and then make the building element intensity using the making of steel girt strip high, and overall steel girt strip can be made to be embedded in coagulation
It is easy to construction when native, steel girt strip not corrosion extends the service life of building element.
The first bent plate 5 and the second bent plate 6 of the present invention refers to one generally longitudinally on the overall horizontal steel plate of steel plate or one
Several bent plates.First bending plate 14, the second bending plate 15 and the 3rd bending plate 16 refer to longitudinal steel plate and laterally intersected in length and breadth
Bending plate at Shi Jiedian.
In figure 9 be dividing plate 1 the straight panel of end first, 10 be the straight panel of end second of dividing plate 13, and 11 be longitudinal steel plate side
The first strip straight panel, 12 be the second strip straight panel of longitudinal steel plate opposite side.
Claims (9)
1. a kind of steel reinforced concrete hollow floor, including upper concrete slab（1）And lower concrete slab（4）, it is characterised in that：In upper concrete
Plate（1）With lower concrete slab（4）Between steel girt strip is installed, steel girt strip has a plurality of longitudinal steel plate（2）With a plurality of horizontal steel plate（3）, indulge
To steel plate（2）It is upper that several the first angle block of right angle mutually rolled over right angle are set（5）, horizontal steel plate（3）It is upper to set several with right angle phase
Second angle block of right angle of folding（6）, longitudinal steel plate（2）On several first angle block of right angle（5）Or horizontal steel plate（3）On several
Two angle block of right angle（6）It is mutually coupled respectively, extends along respective rectilinear direction continuity, the first angle block of right angle（5）It is straight with second
Angle bent plate（6）Place is respectively equipped with dividing plate（13）, longitudinal steel plate（2）With horizontal steel plate（3）Intersecting node sentences a longitudinal steel
Plate, dividing plate on the basis of dividing plate in any angle block of right angle of plate or horizontal steel plate（13）Both sides respectively with longitudinal steel plate（2）Or it is horizontal
To steel plate（3）Straight panel end touch, using bolt（17）By dividing plate（13）Longitudinal steel plate（2）Straight panel end and horizontal steel plate
（3）The connection of straight panel end, form longitudinal steel plate（2）With horizontal steel plate（3）The intersecting node apparatus of four direction.
2. a kind of steel reinforced concrete hollow floor according to claim 1, it is characterised in that：The width of longitudinal steel plate or horizontal steel plate
Direction two ends bend out several wing plates respectively（7）, the width surface and respective wing plate of longitudinal steel plate or horizontal steel plate（7）
Between formed the 8th angle α8, each two wing plate（7）Between steel bar groove is set（8）, each two adjacent vanes（7）Overbending direction phase
Instead.
3. a kind of steel reinforced concrete hollow floor according to claim 2, it is characterised in that：The wing plate（7）With longitudinal steel plate
The 8th angle α that the surface of width is formed8For 30o-60o.
4. a kind of steel reinforced concrete hollow floor according to claim 2, it is characterised in that：Divider height direction two ends are respectively provided with portion
Straight panel is held, the length direction biside plate of every longitudinal steel plate and horizontal steel plate is strip straight panel, divider height direction straight panel end
The plate face in portion and the plate face of every longitudinal steel plate or the strip straight panel of the length direction both sides of horizontal steel plate are distributed in vertical direction.
5. a kind of steel reinforced concrete hollow floor according to claim 1, it is characterised in that：The node apparatus includes the first bending
Plate（14）, the second bending plate（15）With the 3rd bending plate（16）, the first bending plate（14）With the second bending plate（15）Straight panel one
Individual end is arranged in parallel in same level, the 3rd bending plate（16）Middle part set the first right angle α1With the second right angle α2, the
One right angle α1With the second right angle α2Between be dividing plate（13）, the first bending plate（14）Straight panel one end part in the second right angle α2Place,
Second bending plate（15）Straight panel one end part in the first right angle α1Place, dividing plate（13）Respectively with the first bending plate（14）Straight panel
End and the second bending plate（15）Straight panel end it is parallel, dividing plate（13）, the first bending plate（14）Straight panel end and second curved
Folded plate（15）Straight panel end use bolt（17）Connection.
6. a kind of steel reinforced concrete hollow floor according to claim 5, it is characterised in that：3rd bending plate（16）It is one
Integral plate type structure.
7. a kind of steel reinforced concrete hollow floor according to claim 5, it is characterised in that：First bending plate（14）On at least provided with
One the 3rd right angle α3。
8. a kind of steel reinforced concrete hollow floor according to claim 5, it is characterised in that：Second bending plate（15）On at least provided with
One the 4th right angle α7With a 7th right angle α6。
9. a kind of steel reinforced concrete hollow floor according to claim 5, it is characterised in that：3rd bending plate（16）Two ends difference
5th right angle α is set5With the 6th right angle α4。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710362613.3A CN107152113A (en) | 2017-05-22 | 2017-05-22 | A kind of steel reinforced concrete hollow floor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710362613.3A CN107152113A (en) | 2017-05-22 | 2017-05-22 | A kind of steel reinforced concrete hollow floor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107152113A true CN107152113A (en) | 2017-09-12 |
Family
ID=59793324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710362613.3A Pending CN107152113A (en) | 2017-05-22 | 2017-05-22 | A kind of steel reinforced concrete hollow floor |
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| CN (1) | CN107152113A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060230706A1 (en) * | 2003-07-02 | 2006-10-19 | Milovan Skendzic | Constructing the large-span self-braced buildings of composite load-bearing wall-panels and floors |
| CN101831976A (en) * | 2009-12-24 | 2010-09-15 | 湖南大学 | Prefabricated steel rib bottom plate-concrete overlapped hollow floor system |
| CN102003005A (en) * | 2010-10-26 | 2011-04-06 | 吴方伯 | Reinforced concrete laminated hollow floor system |
| CN203200980U (en) * | 2013-04-10 | 2013-09-18 | 上海嘉实（集团）有限公司 | Combined precast floor for steel beams and reinforced concrete hollow plates |
| CN103883051A (en) * | 2014-03-13 | 2014-06-25 | 中国十七冶集团有限公司 | Assembling type plate-beam connecting joint and construction method thereof |
| CN206737228U (en) * | 2017-05-22 | 2017-12-12 | 郎佃富 | A kind of steel reinforced concrete hollow floor |
-
2017
- 2017-05-22 CN CN201710362613.3A patent/CN107152113A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060230706A1 (en) * | 2003-07-02 | 2006-10-19 | Milovan Skendzic | Constructing the large-span self-braced buildings of composite load-bearing wall-panels and floors |
| CN101831976A (en) * | 2009-12-24 | 2010-09-15 | 湖南大学 | Prefabricated steel rib bottom plate-concrete overlapped hollow floor system |
| CN102003005A (en) * | 2010-10-26 | 2011-04-06 | 吴方伯 | Reinforced concrete laminated hollow floor system |
| CN203200980U (en) * | 2013-04-10 | 2013-09-18 | 上海嘉实（集团）有限公司 | Combined precast floor for steel beams and reinforced concrete hollow plates |
| CN103883051A (en) * | 2014-03-13 | 2014-06-25 | 中国十七冶集团有限公司 | Assembling type plate-beam connecting joint and construction method thereof |
| CN206737228U (en) * | 2017-05-22 | 2017-12-12 | 郎佃富 | A kind of steel reinforced concrete hollow floor |
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