CN206289517U - The hollow slab beam structure of ultra-high performance concrete hinge seam link - Google Patents
The hollow slab beam structure of ultra-high performance concrete hinge seam link Download PDFInfo
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- CN206289517U CN206289517U CN201621252370.5U CN201621252370U CN206289517U CN 206289517 U CN206289517 U CN 206289517U CN 201621252370 U CN201621252370 U CN 201621252370U CN 206289517 U CN206289517 U CN 206289517U
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- hollow slab
- reinforcing bar
- slab girder
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- girder
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Abstract
The utility model provides the hollow slab beam structure of ultra-high performance concrete hinge seam link, including hollow slab girder, some hollow slab girder sides nationality is by bar connecting in hinge crack structure, and in hinge crack structure filling ultra-high performance concrete, both sides indent of the hollow slab girder near upper part, hollow slab girder upper end to be provided with and protrude horizontally up reinforcing bar from what both sides indent was stretched out, protrudes horizontally up reinforcing bar two ends and stretches out the end of hollow slab girder both sides and is bent to form crotch.Hollow slab girder is provided near two side positions and extends perpendicularly out reinforcing bar, extends perpendicularly out reinforcing bar and protrudes upward hollow slab girder, and a semicircular circle is surrounded with crotch.The circle of every two pieces adjacent hollow slab girder sides overlaps each other, and is installed with longitudinally through reinforcing bar in some groups of circles for overlapping each other, and protrudes horizontally up reinforcing bar, extends perpendicularly out reinforcing bar, is integrally fixed longitudinally through reinforcing bar.The utility model increases hinge seam hooked bar and longitudinal direction perforation reinforcing bar, and with ultra-high performance concrete filling hinge seam, greatly improves lateral connection performance and durability and security.
Description
Technical field
The utility model is related to hollow slab girder technical field, and in particular to a kind of sky of ultra-high performance concrete hinge seam link
Core girder construction.
Background technology
Existing hollow slab girder (as shown in Figure 1) is on the weak side due to hinge seam reinforcing bar, the hinge seam easy fragmentation of inner concrete, great shadow
Its durability and security are rung, has gradually started to be eliminated in recent years in the bridge of strategic road.Will in current industry
It is changed to rigid connection hollow slab girder, but the working procedure of rigid connection hollow slab girder is complicated, it is necessary to set up template so that hollow slab girder knot
Structure loses original fast and convenient great advantage.
Therefore, it is badly in need of the hollow slab girder of a kind of high-durability and security, to overcome the deficiencies in the prior art.
Utility model content
In view of the shortcomings of the prior art, the utility model provides a kind of cored slab of ultra-high performance concrete hinge seam link
Girder construction, the first purpose of realization is to increase hinge seam hooked bar and longitudinal direction perforation reinforcing bar, greatly improves and is hinged hollow slab girder
Lateral connection performance, improve hollow slab beam structure durability and security.
To realize object above, the utility model is achieved by the following technical programs：
A kind of hollow slab beam structure of ultra-high performance concrete hinge seam link, including hollow slab girder, some cored slabs
Beam sides nationality is in hinge crack structure by bar connecting, and in the hinge crack structure filling ultra-high performance concrete.
Wherein, some groups of reinforcing bars are set along its length in the hollow slab girder, reinforcing bar described in every group includes protruding horizontally up
Reinforcing bar, extend perpendicularly out reinforcing bar, longitudinally through reinforcing bar.
The hollow slab girder cross section into "convex" shaped, the hollow slab girder near upper part both sides indent, it is described
Hollow slab girder upper end be provided with from indent described in both sides stretch out described in protrude horizontally up reinforcing bar, the reinforcing bar two ends that protrude horizontally up are stretched out
The end of the hollow slab girder both sides is bent to form crotch.
Close two side positions of the hollow slab girder extend perpendicularly out reinforcing bar described in being provided with, and the reinforcing bar that extends perpendicularly out is protruded upward
The hollow slab girder, a semicircular circle is surrounded with the crotch.
The circle of the every two pieces adjacent hollow slab girder sides overlaps each other, in some groups of circles for overlapping each other
Be installed with it is described longitudinally through reinforcing bar, it is described to protrude horizontally up reinforcing bar, described extend perpendicularly out reinforcing bar, described be fixed into longitudinally through reinforcing bar
Integrally.
Preferably, the concrete being filled in the hinge crack structure is ultra-high performance concrete UHPC.
Preferably, the reinforcing bar that extends perpendicularly out stretches out the hollow slab girder part above to the adjacent hollow slab girder
Direction bending.
Preferably, it is installed with described in 2 longitudinally through reinforcing bar (N3) in some groups of circles for overlapping each other.
The beneficial effects of the utility model：
The utility model increases hinge seam hooked bar and longitudinal direction perforation reinforcing bar, greatly improves the transverse direction for being hinged hollow slab girder
Switching performance, improves the durability and security of hollow slab beam structure.
The utility model greatly improves hinge seam by the use of ultra-high performance concrete (UHPC) as hinge seam fill concrete
Intensity, improve the durability and security of the overall structure of hollow slab girder.
The technique effect of design of the invention, concrete structure and generation is described further below with reference to accompanying drawing, with
It is fully understood from the purpose of the present invention, feature and effect.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, for ordinary skill people
For member, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is illustrated that existing hollow slab beam structure schematic diagram.
Fig. 2 is illustrated that the embodiment hollow slab beam structure cross-sectional structure schematic diagram of the utility model one.
Fig. 3 is illustrated that the embodiment hollow slab beam structure side structure schematic diagram of the utility model one.
Fig. 4 is illustrated that the embodiment hollow slab beam structure overlook direction structural representation of the utility model one.
Fig. 5 is illustrated that the hinge crack structure office of two adjacent vacant core girder construction sides connection in the embodiment of the utility model one
Portion's enlarged diagram.
Fig. 6 is illustrated that the overlook direction schematic diagram of Fig. 5.
Specific embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, is clearly and completely described to the technical scheme in the utility model embodiment.Based on this practicality
Embodiment in new, the every other reality that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example is applied, the scope of the utility model protection is belonged to.
As shown in Figures 1 to 6, a kind of hollow slab beam structure of ultra-high performance concrete hinge seam link, including hollow slab girder,
Some hollow slab girder side nationalitys are in hinge crack structure by bar connecting, and in the hinge crack structure fill concrete N4.
Wherein, some groups of reinforcing bars are set along its length in the hollow slab girder, reinforcing bar described in every group includes protruding horizontally up
Reinforcing bar N1, extend perpendicularly out reinforcing bar N2, longitudinally through reinforcing bar N3.
The hollow slab girder cross section into "convex" shaped, the hollow slab girder near upper part both sides indent, it is described
Hollow slab girder upper end be provided with from indent described in both sides stretch out described in protrude horizontally up reinforcing bar N1, it is described to protrude horizontally up reinforcing bar N1 two ends
The end for stretching out the hollow slab girder both sides is bent to form crotch.
The hollow slab girder near two side positions be provided with it is described extend perpendicularly out reinforcing bar N2, it is described that to extend perpendicularly out reinforcing bar N2 upward
The hollow slab girder is stretched out, a semicircular circle is surrounded with the crotch.
The circle of the every two pieces adjacent hollow slab girder sides overlaps each other, in some groups of circles for overlapping each other
Be installed with it is described longitudinally through reinforcing bar N3, it is described to protrude horizontally up reinforcing bar N1, the reinforcing bar N2, described longitudinally through reinforcing bar of extending perpendicularly out
N3 is integrally fixed.
Principle of the present utility model is as follows：By the appropriate amplification of hinge seam of original hollow slab girder, using protruding horizontally up with crotch
Reinforcing bar N1, closes on the N1 reinforcing bars of two panels plate-girder and mutually interts, in the spaces that left and right two is formed with hooked bar N1 longitudinally through
Reinforcing bar N3, with it is vertical go out plane reinforcing bar N2 bend on the bridge floor after be combined with each other after form the hinge that three-dimensional encloses and stitch reinforcing bar, then with
Ultra-high performance concrete (UHPC) combination of joint filling forms brand-new hollow slab girder hinge seam so that hinge sewer has very strong transverse direction to connect
Performance is connect, anti-fatigue ability is improved, so as to improve the security and durability of bridge structure on the whole.
In certain embodiments, the concrete N4 being filled in the hinge crack structure is ultra-high performance concrete UHPC.
In certain embodiments, the reinforcing bar N2 that extends perpendicularly out stretches out the hollow slab girder part above to adjacent institute
State the bending of hollow slab girder direction.
In certain embodiments, it is installed with described in 2 longitudinally through reinforcing bar (N3) in some groups of circles for overlapping each other.
Above example is only used to illustrate the technical solution of the utility model, rather than its limitations；Although with reference to foregoing reality
Example is applied to be described in detail the utility model, it will be understood by those within the art that：It still can be to preceding
State the technical scheme described in each embodiment to modify, or equivalent is carried out to which part technical characteristic；And these
Modification is replaced, and does not make the spirit and model of essence disengaging each embodiment technical scheme of the utility model of appropriate technical solution
Enclose.
Claims (4)
1. a kind of hollow slab beam structure of ultra-high performance concrete hinge seam link, including hollow slab girder, some hollow slab girders
Side nationality is in hinge crack structure by bar connecting, and fills ultra-high performance concrete (N4) in the hinge crack structure；Characterized in that,
Some groups of reinforcing bars are set along its length in the hollow slab girder, reinforcing bar described in every group includes protruding horizontally up reinforcing bar (N1), vertical
Stretch out reinforcing bar (N2), longitudinally through reinforcing bar (N3), into "convex" shaped, the hollow slab girder is near upper for the hollow slab girder cross section
Hold part both sides indent, the hollow slab girder upper end be provided with from indent described in both sides stretch out described in protrude horizontally up reinforcing bar
(N1), it is described protrude horizontally up reinforcing bar (N1) two ends and stretch out the end of the hollow slab girder both sides be bent to form crotch；It is described hollow
Plate-girder near two side positions be provided with it is described extend perpendicularly out reinforcing bar (N2), it is described extend perpendicularly out reinforcing bar (N2) protrude upward it is described hollow
Plate-girder, a semicircular circle is surrounded with the crotch；The circle of the every two pieces adjacent hollow slab girder sides is weighed mutually
It is folded, described longitudinally through reinforcing bar (N3), the reinforcing bar (N1), described of protruding horizontally up is installed with some groups of circles for overlapping each other
Extend perpendicularly out reinforcing bar (N2), described be integrally fixed longitudinally through reinforcing bar (N3).
2. the hollow slab beam structure that ultra-high performance concrete hinge seam as claimed in claim 1 is linked, it is characterised in that be filled in
Concrete (N4) in the hinge crack structure is ultra-high performance concrete UHPC.
3. the hollow slab beam structure that ultra-high performance concrete hinge seam as claimed in claim 1 is linked, it is characterised in that described to hang down
Directly stretching out reinforcing bar (N2) stretches out the hollow slab girder part above to adjacent hollow slab girder direction bending.
4. the hollow slab beam structure that ultra-high performance concrete hinge seam as claimed in claim 1 is linked, it is characterised in that some groups
It is installed with the circle for overlapping each other described in 2 longitudinally through reinforcing bar (N3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621252370.5U CN206289517U (en) | 2016-11-16 | 2016-11-16 | The hollow slab beam structure of ultra-high performance concrete hinge seam link |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621252370.5U CN206289517U (en) | 2016-11-16 | 2016-11-16 | The hollow slab beam structure of ultra-high performance concrete hinge seam link |
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| Publication Number | Publication Date |
|---|---|
| CN206289517U true CN206289517U (en) | 2017-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621252370.5U Active CN206289517U (en) | 2016-11-16 | 2016-11-16 | The hollow slab beam structure of ultra-high performance concrete hinge seam link |
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| CN (1) | CN206289517U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106400667A (en) * | 2016-11-16 | 2017-02-15 | 上海市城市建设设计研究总院 | Hollow plate beam structure for ultrahigh performance concrete hinge joint connection |
-
2016
- 2016-11-16 CN CN201621252370.5U patent/CN206289517U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106400667A (en) * | 2016-11-16 | 2017-02-15 | 上海市城市建设设计研究总院 | Hollow plate beam structure for ultrahigh performance concrete hinge joint connection |
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