CN207079789U - A kind of hollow floor steel girt strip - Google Patents
A kind of hollow floor steel girt strip Download PDFInfo
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- CN207079789U CN207079789U CN201720570284.7U CN201720570284U CN207079789U CN 207079789 U CN207079789 U CN 207079789U CN 201720570284 U CN201720570284 U CN 201720570284U CN 207079789 U CN207079789 U CN 207079789U
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Abstract
A kind of hollow floor steel girt strip,Including a plurality of longitudinal steel plate and a plurality of horizontal steel plate,Several the first bent plates mutually rolled over angle are set on longitudinal steel plate,Several the second bent plates mutually rolled over angle are set on horizontal steel plate,The straight panel of several second bent plates in the straight panel of several first bent plates on longitudinal steel plate or horizontal steel plate is mutually coupled respectively,Extend along respective rectilinear direction continuity,Dividing plate is respectively equipped with first bent plate and the second bent plate,Longitudinal steel plate sentences plate on the basis of the dividing plate in any angle bent plate of a longitudinal steel plate or horizontal steel plate with the node that horizontal steel plate intersects,Dividing plate both sides touch with the straight panel end on the straight panel end and horizontal steel plate on longitudinal steel plate respectively,Using bolt by dividing plate,Straight panel end on longitudinal steel plate 2 connects with the straight panel end on horizontal steel plate 3,Form the node apparatus that longitudinal steel plate and horizontal steel plate four direction intersect.The song that the structure of hollow floor steel girt strip provided by the utility model can thoroughly eliminate girder steel is bent, and the shear(ing) area that can effectively expand concrete is combined with concrete, improves the shear resistance of armored concrete in hollow floor.
Description
Technical field
Building element is the utility model is related to, is a kind of hollow floor steel girt strip.
Background technology
Using girder steel have the advantages that bearing capacity can be increased in hollow floor.But still suffered from not using middle discovery
Foot.There is structure and owe reasonable in girder steel, not good enough with the adhesion of concrete, simultaneously as when girder steel is combined with concrete, in order to increase
Add adhesion that the part-structure of girder steel is exposed outside, these exposed parts are also easy to produce corrosion, cause under girder steel overall performance
Drop.Although separately there are several disclosed girder steel configurations, and respectively there is feature, its deficiency is more prominent, the vertical plate of girder steel
Deformity out of plane is easily produced, bent bend caused by girder steel is not eliminated, reduces the load-carrying properties of girder steel, girder steel is destroyed compared with severe one
Overall structure, so as to reduce the service life of superstructure.This area increases girder steel to solve the problems, such as that it is bent in the wrong that girder steel does not produce
2-3 times of the severe of light plate or increase reinforcement, but these schemes cause the increase of superstructure overall weight, material quantity increases,
Manufacturing cost is significantly increased.The deficiency of these girder steels is also embodied in node point connection, no matter the girder steel of which kind of structure, all nodes
Connection use linear pattern interconnection, the node of these linear pattern interconnections must weld, construction when, need to save again
Using steel plate increase support strength, the welding at these nodes must go to welding slag, painting antirust paint at point place.The section of this welding simultaneously
The error of multiple directions is also easy to produce at point, influences the load-bearing of girder steel, reduces the bulk strength of girder steel, and then influence the use of superstructure
Life-span etc..
Utility model content
The purpose of this utility model is to provide a kind of hollow floor steel girt strip, and it can solve the deficiencies in the prior art.
The utility model to achieve the above object, by the following technical programs：A kind of hollow floor steel girt strip, including it is a plurality of
Longitudinal steel plate and a plurality of horizontal steel plate, several the first bent plates mutually rolled over angle are set on longitudinal steel plate, set on horizontal steel plate
Several the second bent plates mutually rolled over angle, several second in the straight panel of several first bent plates on longitudinal steel plate or horizontal steel plate
The straight panel of bent plate is mutually coupled respectively, and is extended along respective rectilinear direction continuity, is set respectively at the first bent plate and the second bent plate
There is dividing plate, longitudinal steel plate is sentenced with the node that horizontal steel plate intersects in any angle bent plate of a longitudinal steel plate or horizontal steel plate
Dividing plate on the basis of plate, straight panel end of the dividing plate both sides respectively with longitudinal steel plate or horizontal steel plate touch, using bolt by dividing plate
Connected with two straight panel ends, form the node apparatus that longitudinal steel plate and horizontal steel plate four direction intersect.Longitudinal steel plate or horizontal stroke
Several wing plates are bent out respectively to the width both ends of steel plate, and wing plate is relative to longitudinal steel plate or the width of horizontal steel plate
On surface formed the 8th angle α8, steel bar groove is set between each two wing plate, and the overbending direction of each two adjacent vanes is opposite.Institute
State the 8th angle α that wing plate is formed with the surface of longitudinal steel plate or the width of horizontal steel plate8For 30o-60o.Divider height
The both ends in direction are straight panel, and the length direction both sides of every longitudinal steel plate and horizontal steel plate are strip straight panel, end straight panel
The plate face of plate face and strip straight panel be distributed in vertical direction.The node apparatus include the first bending plate, the second bending plate and
The straight panel one end of 3rd bending plate, the first bending plate and the second bending plate is arranged in parallel in same level, the 3rd bending
The middle part of plate sets the first angle α1With the second angle α2, the first angle α1With the second angle α2Between be dividing plate, the first bending plate
Straight panel one end part in the second angle α2Place, the straight panel one end part of the second bending plate is in the first angle α1Place, dividing plate respectively with
The straight panel end of first bending plate 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 straight panel end of two bending plates is connected by screw bolts.3rd bending plate is one article of Integral plate type structure.On first bending plate at least
One the 3rd angle α is set3.At least provided with the 4th angle α on second bending plate7With the 7th angle α6.3rd bending
The both ends of plate set the 5th angle α respectively5With the 6th angle α4.The outer end of first bending plate, the second bending plate and the 3rd bending plate
Outwards extend respectively in portion.First bent plate（5）With the second bent plate（6）On angle be 90o.The first described angle α1With
Two angle αs2Respectively 90o.
The utility model has the advantage of：The structure of hollow floor steel girt strip provided by the utility model can be eliminated thoroughly
The song of girder steel is bent, and the shear(ing) area that can effectively expand concrete is combined with concrete, improves reinforced concrete in hollow floor
The shear resistance of soil.Because steel girt strip of the present utility model is to form multiple crossover nodes in the same plane by bending steel plate
Connection, and respectively bend in the wing plate the being bent to form insertion concrete in steel plate and add shear(ing) area, make steel girt strip and sky
Resistance to overturning after armoured concrete slab combines in heart superstructure is high, and greatly improves the total quality of concrete slab.This
The end straight panel on longitudinal steel plate and horizontal steel plate described in utility model can effectively control longitudinal steel plate and horizontal steel plate with mixing
The position of concrete board and bar-mat reinforcement, and then the accurate quality for controlling integral hollow superstructure.90o is curved in longitudinal steel plate and horizontal steel plate
End straight panel and every longitudinal steel plate or the perpendicular position distribution in direction of the end straight panel at horizontal steel plate both ends at folding, it is this
Structure can increase the anchor force of longitudinal steel plate and horizontal steel plate in concrete.The node connection of steel girt strip need not weld,
It need not be strengthened using steel plate, each node has a whole plate and the straight panel shape steel plate in another two direction to touch, it is only necessary to
Using bolt fastening node, the connected mode at node makes steel girt strip not produce the displacement in any one direction, and connection is by force
Degree is high, and manufacturing cost is low, is especially that by batch production processing, the quality of steel girt strip easily controls.
Brief description of the drawings
Accompanying drawing 1 is the utility model structure diagram；Accompanying drawing 2 is the structural representation of longitudinal steel plate 2 in Fig. 1；Accompanying drawing 3 is
Fig. 2 left view structural representation, Fig. 4 are that the attached of Fig. 2 regards structural representation, and Fig. 5 is I portions mplifying structure schematic diagram, Fig. 6 in Fig. 1
It is II portions mplifying structure schematic diagram in Fig. 1, Fig. 7 is III portions mplifying structure schematic diagram in figure.
Embodiment
Accompanying drawing is compareed, the utility model is further illustrated.
A kind of hollow floor steel girt strip described in the utility model, including a plurality of longitudinal steel plate 2 and a plurality of horizontal steel plate 3,
Several the first bent plates 5 mutually rolled over angle are set on longitudinal steel plate 2, set on horizontal steel plate 3 it is several mutually rolled over angle second
Bent plate 6, the straight panel of several first bent plates 5 on longitudinal steel plate 2 or the straight panel of several second bent plates 6 on horizontal steel plate 3 difference
It is connected with each other, extends along respective rectilinear direction continuity, dividing plate, longitudinal steel is respectively equipped with the first bent plate 5 and the second bent plate 6
The dividing plate that plate 2 is sentenced with the node that horizontal steel plate 3 intersects in any angle bent plate of longitudinal a steel plate 2 or horizontal steel plate 3 is
Datum plate, straight panel end of the dividing plate both sides respectively with longitudinal steel plate 2 or horizontal steel plate 3 touch, using bolt by dividing plate and two
Straight panel end connects, and forms the node apparatus that longitudinal steel plate and horizontal steel plate four direction intersect.
The angle in the first bent plate 5 and the second bent plate 6 described in said structure is generally 30o-70o and can be used.It is excellent
The scheme of choosing is that the angle on the first bent plate 5 and the second bent plate 6 is respectively 90o.This structure processing is simple while out-of-plane
Restraining force can reach fabulous level.
Further preferred scheme is：First angle α1With the second angle α2Respectively 90o.When the first angle α1With second
Angle α2Still it can be used during respectively 30o-70o, but the first angle α1With the second angle α2Can be made during respectively 90o
Three bending plates, 16 out-of-plane restraining force can reach fabulous level, and beneficial to processing.
The utility model is in order that it is preferably combined with concrete, there is provided further scheme be：Longitudinal steel plate 2 or horizontal stroke
Several wing plates 7 are bent out respectively to the width both ends of steel plate 3, and wing plate 7 is relative to longitudinal steel plate 2 or the width of horizontal steel plate 3
The surface spent on direction forms the 8th angle α8, steel bar groove 8, the bending side of each two adjacent vanes 7 are set between each two wing plate 7
To opposite.The 8th angle α that described wing plate is formed with the surface on the width of longitudinal steel plate or horizontal steel plate8Can be
Unspecified angle in the range of 90o or 2o-90o.Preferential scheme is：The width side of wing plate 7 and longitudinal steel plate 2 or horizontal steel plate 3
To surface formed the 8th angle α8For 30o-60o.This scheme can further make longitudinal steel plate and horizontal steel plate with mixing
Solidifying soil combines well.
The steel bar groove 8 set in structure described in the utility model installs reinforcing bar, makes in the reinforcement ratio traditional structure in superstructure
Position move down, and reinforcing bar, concrete and girder steel can be made to produce stronger connection, further increase the support strength of girder steel
And the integral firmness of superstructure.
It is provided by the utility model further preferably scheme be：The both ends in divider height direction are straight panel, every longitudinal direction
The length direction both ends of steel plate 2 and horizontal steel plate 3 are strip straight panel, and the plate face of end straight panel is with the plate face of strip straight panel in vertical
Straight directional spreding.The dividing plate at several bent plates in the structure on each longitudinal steel plate and each horizontal steel plate is straight
Plate, i.e.,：The short transverse of dividing plate, and the width of longitudinal steel plate or horizontal steel plate, the short transverse both ends of dividing plate are
Straight panel, do not bend, 90o distributions are presented in the plate face of the end straight panel of dividing plate and the strip straight panel of longitudinal steel plate, as shown in the figure.It is this
Structure is easy to further increase the anchor force of longitudinal steel plate and horizontal steel plate in concrete.
Node apparatus described in the utility model includes the first bending plate 14, the second bending plate 15 and the 3rd bending plate 16,
The straight panel one end of first bending plate 14 and the second bending plate 15 is arranged in parallel in same level, in the 3rd bending plate 16
Portion sets the first angle α1With the second angle α2, the first angle α1With the second angle α2Between be dividing plate 1, the first bending plate 14
Straight panel one end part is in the second angle α2Place, the straight panel one end part of the second bending plate 15 is in the first angle α1Place, dividing plate 1 are distinguished
It is parallel with the straight panel end of the first bending plate 14 and the straight panel end of the second bending plate 15, dividing plate 1, the straight panel of the first bending plate 14
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 Integral plate type knot
Structure.At least provided with the 3rd angle α on first bending plate 143.At least provided with the 4th angle α on second bending plate 157With
One the 7th angle α6.The both ends of 3rd bending plate 16 set the 5th angle α respectively5With the 6th angle α4.First bending plate 14,
Outwards extend respectively the outer end of second bending plate 15 and the 3rd bending plate 16.In steel girt strip nodal connection device as shown in Figure 5
The first bending plate 14 and the second bending plate 15 have an angle.There is a dividing plate bent out at the middle part of 3rd bending plate 16,
Dividing plate makes the both sides of the 3rd bending plate 16 symmetrical, to increase the degree of being connected firmly at node, and attachment means is easily positioned,
Displacement is not produced, makes overall steel help the carrying of beam stable, and then makes the building element intensity height made using steel girt strip, and can be made
Overall steel girt strip is easy to construct when being embedded in concrete, steel girt strip not corrosion, extends the service life of building element.
3rd angle α described in the utility model3, the 4th angle α7, the 5th angle α5, the 6th angle α4With one the 7th
Angle α6It is preferred that 90o, can enable bent plate reach fabulous level in out-of-plane restraining force respectively, and beneficial to processing.
The bent plate 6 of first bent plate 5 and second described in the utility model refers to generally longitudinally steel plate or an overall horizontal stroke
To several bent plates on steel plate.First bending plate 14, the second bending plate 15 and the 3rd bending plate 16 refer to longitudinal steel plate and transverse direction
Bending plate when intersecting in length and breadth at node.
In figure 9 be dividing plate 1 the straight panel of end first, 10 be the straight panel of end second of dividing plate 1, and 11 be longitudinal side of steel plate 2
The first strip straight panel, 12 be the second strip straight panel of longitudinal opposite side of steel plate 2.
Claims (8)
- A kind of 1. hollow floor steel girt strip, it is characterised in that：Including a plurality of longitudinal steel plate（2）With a plurality of horizontal steel plate（3）, longitudinal direction Steel plate（2）It is upper that several the first bent plates mutually rolled over angle are set（5）, horizontal steel plate（3）It is upper set it is several mutually rolled over angle the Two bent plates（6）, longitudinal steel plate（2）On several first bent plates（5）Straight panel or horizontal steel plate（3）On several second bent plates （6）Straight panel be mutually coupled respectively, along respective rectilinear direction continuity extend, the first bent plate（5）With the second bent plate（6）Punishment Not She You dividing plate, longitudinal steel plate（2）With horizontal steel plate（3）Intersecting node sentences a longitudinal steel plate（2）Or horizontal steel plate（3） Any angle bent plate in dividing plate on the basis of plate, dividing plate both sides respectively with longitudinal steel plate（2）On straight panel end and horizontal steel Plate（3）On straight panel end touch, using bolt by the straight panel on the straight panel end and horizontal steel plate 3 on dividing plate, longitudinal steel plate 2 End connects, and forms the node apparatus that longitudinal steel plate and horizontal steel plate four direction intersect.
- A kind of 2. hollow floor steel girt strip according to claim 1, it is characterised in that：First bent plate（5）With second Bent plate（6）On angle be 90o.
- A kind of 3. hollow floor steel girt strip according to claim 1, it is characterised in that：Longitudinal steel plate（2）Or horizontal steel plate （3）Width both ends bend out several wing plates respectively（7）, wing plate（7）Relative to longitudinal steel plate（2）Or horizontal steel plate（3） Width on surface formed the 8th angle α8, each two wing plate（7）Between steel bar groove is set（8）, each two adjacent vanes （7）Overbending direction it is opposite.
- A kind of 4. hollow floor steel girt strip according to claim 3, it is characterised in that：The wing plate（7）With longitudinal steel plate （2）Or horizontal steel plate（3）Width surface formed the 8th angle α8For 30o-60o.
- A kind of 5. hollow floor steel girt strip according to claim 2, it is characterised in that：The both ends in divider height direction are Straight panel, every longitudinal steel plate（2）With horizontal steel plate（3）Length direction both sides be strip straight panel, the plate face of end straight panel with The plate face of strip straight panel is distributed in vertical direction.
- A kind of 6. hollow floor steel girt strip according to claim 1, it is characterised in that：It is curved that the node apparatus includes first Folded 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 end is arranged in parallel in same level, the 3rd bending plate（16）Middle part set the first angle α1With the second angle α2, the One angle α1With the second angle α2Between be dividing plate（1）, the first bending plate（14）Straight panel one end part in the second angle α2Place, Second bending plate（15）Straight panel one end part in the first angle α1Place, dividing plate（1）Respectively with the first bending plate（14）Straight panel End and the second bending plate（15）Straight panel end it is parallel, dividing plate（1）, the first bending plate（14）Straight panel end and second bending Plate（15）Straight panel end use bolt（17）Connection.
- A kind of 7. hollow floor steel girt strip according to claim 6, it is characterised in that：The first described angle α1With second Angle α2Respectively 90o.
- A kind of 8. hollow floor steel girt strip according to claim 6, it is characterised in that：3rd bending plate（16）It is one Bar Integral plate type structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720570284.7U CN207079789U (en) | 2017-05-22 | 2017-05-22 | A kind of hollow floor steel girt strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720570284.7U CN207079789U (en) | 2017-05-22 | 2017-05-22 | A kind of hollow floor steel girt strip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207079789U true CN207079789U (en) | 2018-03-09 |
Family
ID=61436576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720570284.7U Expired - Fee Related CN207079789U (en) | 2017-05-22 | 2017-05-22 | A kind of hollow floor steel girt strip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207079789U (en) |
-
2017
- 2017-05-22 CN CN201720570284.7U patent/CN207079789U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180309 Termination date: 20210522 |