CN102720099A - Configuration structure of prestressed large panel concrete structure steel reinforcement for high-speed rail - Google Patents
Configuration structure of prestressed large panel concrete structure steel reinforcement for high-speed rail Download PDFInfo
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- CN102720099A CN102720099A CN2012102324222A CN201210232422A CN102720099A CN 102720099 A CN102720099 A CN 102720099A CN 2012102324222 A CN2012102324222 A CN 2012102324222A CN 201210232422 A CN201210232422 A CN 201210232422A CN 102720099 A CN102720099 A CN 102720099A
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Abstract
The invention provides a configuration structure of prestressed large panel concrete structure steel reinforcement for high-speed rail, wherein the configuration structure adopts four-layered structural reinforcements which are not mutually overlapping jointed, is provided with perforated ribbed bars, and is good in insulating effect. The structural reinforcements and the ribbed bars are connected to be four-layered structural reinforcement meshes which are respectively an upper transverse structural reinforcement mesh, an upper longitudinal structural reinforcement mesh, a lower longitudinal structural reinforcement mesh and a lower transverse structural reinforcement mesh from top to bottom; the four-layered structural reinforcement meshes are all tightly arranged in a manner that the section centers are symmetrical; and transverse frame ribbed bars and longitudinal frame ribbed bars are connected at four corner intersection parts by using bolts. Through changing thoughts of technology and improving application conditions, the configuration structure of the prestressed large panel concrete structure steel reinforcement for the high-speed rail achieves the aims of saving materials, reducing construction costs, and improving the overall performance of large panel concrete.
Description
Technical field
The present invention relates to a kind of preparation structure of structure reinforcing bars, particularly relate to the preparation structure of the prestressed concrete large panel structure reinforcing bar that a kind of high speed railway construction uses.
Background technology
China Express Railway operation mileage ranks first in the world, and also have more new railway in recent years and put into effect, and the high-speed railway Line for Passenger Transportation about train speed 350KM/h can arrive 1.3 ten thousand KM.Therefore the orbit construction of high-speed railway is extremely important, must adopt the big plate of prestressed concrete to lay ground.
The big plate of prestressed concrete in the conventional art; The internal construction reinforcing bar is in order to keep technological requirements such as mutually insulated; Can include reinforcing bar coating and plastic insulation card etc. and the unbefitting foreign matter of concrete; It is inconsistent with whole creep that whole so big plate shrinks in temperature, supporter's concrete compression under the stressed extension condition, the physics that drawn are crept, and influences the stability and the durability of concrete large slab.
Summary of the invention
The problem that the present invention will solve is to propose the preparation structure of a kind of high ferro with prestressed concrete large panel structure reinforcing bar, in structure, cancels reinforcing bar coating and plastic insulation card etc. and the unbefitting foreign matter of concrete, thereby improves the stability and the durability of big plate.
To achieve these goals, the technical scheme that the present invention takes is: a kind of high ferro is characterized in that with the preparation structure of prestressed concrete large panel structure reinforcing bar: comprise structure reinforcing bars and rib; Said structure reinforcing bars comprises transversary reinforcing bar, vertical structure reinforcing bar; Said rib comprises horizontal frame rib, horizontal inner rib, vertical frame rib, vertical inner rib; Said structure reinforcing bars and rib are unified into the four-layer structure reinforced mesh; Be followed successively by upper strata transversary reinforced mesh, upper strata vertical structure reinforced mesh, lower floor's vertical structure reinforced mesh, lower floor's transversary reinforced mesh from top to bottom, be uniformly distributed with solid matter according to the kernel of section symmetrical manner; The four-layer structure reinforced mesh is connect with bolt in four angle intersections with vertical frame rib by horizontal frame rib mutually.
Wherein, said upper strata transversary reinforced mesh, lower floor's transversary reinforced mesh are by the transversary reinforcing bar with vertically frame rib, vertical inner rib connect and form; Said upper strata vertical structure reinforced mesh, lower floor's vertical structure reinforced mesh are by the vertical structure reinforcing bar and laterally frame rib, horizontal inner rib connection form.
Preferably, rib is no less than 4 roads in the structure reinforcing bars net sheet of said each layer.
Said rib flattens according to the position of structure reinforcing bars and punches, and inlays built-in insulation sleeve in its hole, so that structure reinforcing bars keeps insulation when penetrating.
Said structure reinforcing bars leaves fixed length behind certain concrete cover according to the length of concrete large slab and wide, and rub with the hands at two ends has the screw thread that is not less than structure reinforcing bars diameter 1.5～3 double-length degree and be furnished with suitable nut.
Said horizontal inner rib links with bolt through three hole plates with vertical frame rib intersection, and vertical inner rib links with bolt through three hole plates with horizontal frame rib intersection.
Said Bolt Connection place all is provided with insulation spacer and built-in insulation sleeve; To keep the mutually insulated of overlapped points.
Beneficial effect of the present invention is: the four-layer structure reinforcing bar in concrete large slab top and bottom by being first one deck transversary reinforcing bar from outside to inside; Back one deck transverse prestressed reinforcing steel bar; The kernel of section symmetrical manner is uniformly distributed with solid matter, has realized the even stressed purpose in multiple spot position of concrete large slab.Every layer of structure reinforcing bars is unified into the net sheet by the rib that is not less than four roads; The mode that rib is taked to punch and penetrated; Inlay built-in insulation sleeve in its hole; The physics that avoided that whole big plate is flexible in temperature, be accompanied by concrete compression under the stressed extension condition, is drawn is crept inconsistent with whole creep, thereby improves big plate stability and durability.Punching and Bolt Connection have improved the space orientation accuracy and the fastness of each layer reinforcing bar, have better guaranteed uniformity and durability that concrete large slab is stressed.
The present invention has taked multilayer, multiple spot to disperse stressed structure thought, uses built-in insulation sleeve to improve the bonding property of bonding and the durability of structure reinforcing bars, has cancelled reinforcing bar coating and plastic insulation card etc. and the unbefitting foreign matter of concrete.The present invention is through changing technological thought, and the improved application condition has both reached economical with materials, reducingd the construction costs, and improves the purpose of concrete large slab overall performance again.
Description of drawings
Fig. 1 is the novel structural representation of the present invention.
Fig. 2 is the structural representation of structure reinforcing bars.
Fig. 3 is the structural representation of built-in insulation sleeve.
Fig. 4 is the structural representation of horizontal frame rib.
Fig. 5 is the structural representation of horizontal inner rib.
Fig. 6 is the structural representation of vertical frame rib.
Fig. 7 is the structural representation of vertical inner rib.
Fig. 8 is the structural representation of three hole plates.
Wherein:
1, horizontal frame rib.2, horizontal inner rib.
3, transversary reinforcing bar.4, vertical frame rib.
5, vertical inner rib.6, vertical structure reinforcing bar.
7, screw thread.8, nut.
9, built-in insulation sleeve.10, three hole plates.
The specific embodiment
Below in conjunction with specific embodiment the present invention is described further.
As shown in Figure 1, the present invention includes structure reinforcing bars and rib; Said structure reinforcing bars comprises transversary reinforcing bar 3, vertical structure reinforcing bar 6; Said rib comprises horizontal frame rib 1, horizontal inner rib 2, vertically frame rib 4, vertical inner rib 5; Said structure reinforcing bars and rib are unified into the four-layer structure reinforced mesh; Be followed successively by upper strata transversary reinforced mesh, upper strata vertical structure reinforced mesh, lower floor's vertical structure reinforced mesh, lower floor's transversary reinforced mesh from top to bottom; Be uniformly distributed with solid matter according to the kernel of section symmetrical manner, realized the even stressed purpose in multiple spot position of concrete large slab; The four-layer structure reinforced mesh is connect with bolt in four angle intersections with vertical frame rib 4 by horizontal frame rib 1 mutually.
Wherein, said upper strata transversary reinforced mesh, lower floor's transversary reinforced mesh are by transversary reinforcing bar 3 with vertically frame rib 4, vertical inner rib 5 connect and form; Said upper strata vertical structure reinforced mesh, lower floor's vertical structure reinforced mesh are by vertical structure reinforcing bar 6 and laterally frame rib 1, horizontal inner rib 2 connections form.
Wherein, as shown in Figure 2, structure reinforcing bars leaves fixed length behind certain concrete cover according to the length of big plate and wide, and rub with the hands at two ends has the screw thread 7 that is not less than structure reinforcing bars diameter 1.5～3 double-length degree and be furnished with suitable nut 8, so that lock with the frame rib.
Rib is no less than 4 roads in the structure reinforcing bars net sheet of said each layer.The mode that rib is taked to punch and penetrated; As shown in Figure 3; Inlay built-in insulation sleeve 9 in its hole; Because built-in insulation sleeve 9 is in the hole of rib, the physics that also whole big plate is flexible in temperature with regard to having avoided, be accompanied by concrete compression under the stressed extension condition, drawn is crept inconsistent with whole creep, thereby improves big plate stability and durability.
Horizontal inner rib 2 (as shown in Figure 5) links with bolt through three hole plates 10 (as shown in Figure 8) with vertical frame rib 4 (as shown in Figure 6) intersection; Vertical inner rib 5 (as shown in Figure 7) links with bolt through three hole plates 10 (as shown in Figure 8) with horizontal frame rib 1 (as shown in Figure 4) intersection; Form the structure reinforcing bars cage, the structure reinforcing bars cage can directly lift into the concrete large slab punching block.
All Bolt Connection places all use insulation spacer and built-in insulation sleeve 9 to keep the mutually insulated of overlapped points.Punching and Bolt Connection have improved the space orientation accuracy and the fastness of each layer reinforcing bar, have better guaranteed uniformity and durability that concrete large slab is stressed.
This high ferro has taked multilayer, multiple spot to disperse stressed structure thought with prestressed concrete large panel structure reinforcing bar preparation design; Use built-in insulation sleeve to improve the bonding property of bonding and the durability of structure reinforcing bars, cancelled reinforcing bar coating and plastic insulation card etc. and the unbefitting foreign matter of concrete.The present invention is through changing technological thought, and the improved application condition has both reached economical with materials, reducingd the construction costs, and improves the purpose of concrete large slab overall performance again.
More than one embodiment of the present of invention are specified, but said content is merely preferred embodiment of the present invention, can not be considered to be used to limit practical range of the present invention.All equalizations of doing according to application range of the present invention change and improve etc., all should still belong within the patent covering scope of the present invention.
Claims (7)
1. a high ferro is characterized in that: comprise structure reinforcing bars and rib with the preparation structure of prestressed concrete large panel structure reinforcing bar; Said structure reinforcing bars comprises transversary reinforcing bar, vertical structure reinforcing bar; Said rib comprises horizontal frame rib, horizontal inner rib, vertical frame rib, vertical inner rib; Said structure reinforcing bars and rib are unified into the four-layer structure reinforced mesh; Be followed successively by upper strata transversary reinforced mesh, upper strata vertical structure reinforced mesh, lower floor's vertical structure reinforced mesh, lower floor's transversary reinforced mesh from top to bottom, be uniformly distributed with solid matter according to the kernel of section symmetrical manner; The four-layer structure reinforced mesh is connect with bolt in four angle intersections with vertical frame rib by horizontal frame rib mutually.
2. a kind of high ferro according to claim 1 is characterized in that with the preparation structure of prestressed concrete large panel structure reinforcing bar: said upper strata transversary reinforced mesh, lower floor's transversary reinforced mesh are by the transversary reinforcing bar and vertically frame rib, vertical inner rib connection form; Said upper strata vertical structure reinforced mesh, lower floor's vertical structure reinforced mesh are by the vertical structure reinforcing bar and laterally frame rib, horizontal inner rib connection form.
3. a kind of high ferro according to claim 2 is characterized in that with the preparation structure of prestressed concrete large panel structure reinforcing bar: rib is no less than 4 roads in the structure reinforcing bars net sheet of said each layer.
4. a kind of high ferro according to claim 1 is with the preparation structure of prestressed concrete large panel structure reinforcing bar; It is characterized in that: said rib flattens according to the position of structure reinforcing bars and punches; Inlay built-in insulation sleeve in its hole, so that structure reinforcing bars keeps insulation when penetrating.
5. a kind of high ferro according to claim 1 is with the preparation structure of prestressed concrete large panel structure reinforcing bar; It is characterized in that: said structure reinforcing bars leaves fixed length behind certain concrete cover according to the length of concrete large slab and wide, and rub with the hands at two ends has the screw thread that is not less than structure reinforcing bars diameter 1.5～3 double-length degree and be furnished with suitable nut.
6. according to the preparation structure of each described a kind of high ferro of claim 1-5 with prestressed concrete large panel structure reinforcing bar; It is characterized in that: said horizontal inner rib links with bolt through three hole plates with vertical frame rib intersection, and vertical inner rib links with bolt through three hole plates with horizontal frame rib intersection.
7. a kind of high ferro according to claim 6 is characterized in that with the preparation structure of prestressed concrete large panel structure reinforcing bar: said Bolt Connection place all is provided with insulation spacer and built-in insulation sleeve; To keep the mutually insulated of overlapped points.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210232422.2A CN102720099B (en) | 2012-07-06 | 2012-07-06 | Configuration structure of prestressed large panel concrete structure steel reinforcement for high-speed rail |
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| CN201210232422.2A CN102720099B (en) | 2012-07-06 | 2012-07-06 | Configuration structure of prestressed large panel concrete structure steel reinforcement for high-speed rail |
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| CN102720099A true CN102720099A (en) | 2012-10-10 |
| CN102720099B CN102720099B (en) | 2014-10-22 |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1184878A (en) * | 1996-11-21 | 1998-06-17 | Evg有限公司 | Building element |
| CN2287653Y (en) * | 1997-04-11 | 1998-08-12 | 杨东升 | Space pressure skeleton |
| CN2605334Y (en) * | 2003-03-28 | 2004-03-03 | 刘景华 | Telescoped reinforced bar joint |
| JP2008163648A (en) * | 2006-12-28 | 2008-07-17 | Misawa Homes Co Ltd | Reinforcing bar and reinforcing bar producing method |
| CN201354494Y (en) * | 2008-11-28 | 2009-12-02 | 中铁二十三局集团有限公司 | Insulating steel bar |
| CN201391048Y (en) * | 2009-04-14 | 2010-01-27 | 上海建工股份有限公司 | Steel bar connecting device |
| CN201460032U (en) * | 2009-04-14 | 2010-05-12 | 北京世源希达工程技术公司 | Three-dimensional steel bar net slice member |
| CN102449248A (en) * | 2009-05-15 | 2012-05-09 | 杜得胜 | Steel reinforcement structure of bubbledeck slab elements and procedure of manufacturing bubbledeck slab elements |
| CN202214661U (en) * | 2011-07-22 | 2012-05-09 | 中铁十八局集团有限公司 | Improved CRTS II track slab |
| CN202626761U (en) * | 2012-07-06 | 2012-12-26 | 天津银龙预应力材料股份有限公司 | Preparation structure of structural steel bars in prestressed concrete large panel for high-speed railway |
-
2012
- 2012-07-06 CN CN201210232422.2A patent/CN102720099B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1184878A (en) * | 1996-11-21 | 1998-06-17 | Evg有限公司 | Building element |
| CN2287653Y (en) * | 1997-04-11 | 1998-08-12 | 杨东升 | Space pressure skeleton |
| CN2605334Y (en) * | 2003-03-28 | 2004-03-03 | 刘景华 | Telescoped reinforced bar joint |
| JP2008163648A (en) * | 2006-12-28 | 2008-07-17 | Misawa Homes Co Ltd | Reinforcing bar and reinforcing bar producing method |
| CN201354494Y (en) * | 2008-11-28 | 2009-12-02 | 中铁二十三局集团有限公司 | Insulating steel bar |
| CN201391048Y (en) * | 2009-04-14 | 2010-01-27 | 上海建工股份有限公司 | Steel bar connecting device |
| CN201460032U (en) * | 2009-04-14 | 2010-05-12 | 北京世源希达工程技术公司 | Three-dimensional steel bar net slice member |
| CN102449248A (en) * | 2009-05-15 | 2012-05-09 | 杜得胜 | Steel reinforcement structure of bubbledeck slab elements and procedure of manufacturing bubbledeck slab elements |
| CN202214661U (en) * | 2011-07-22 | 2012-05-09 | 中铁十八局集团有限公司 | Improved CRTS II track slab |
| CN202626761U (en) * | 2012-07-06 | 2012-12-26 | 天津银龙预应力材料股份有限公司 | Preparation structure of structural steel bars in prestressed concrete large panel for high-speed railway |
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| CN102720099B (en) | 2014-10-22 |
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