CN110158454B - Connecting piece of assembled steel-concrete composite structure for steel-concrete composite bridge - Google Patents
Connecting piece of assembled steel-concrete composite structure for steel-concrete composite bridge Download PDFInfo
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- CN110158454B CN110158454B CN201910587912.6A CN201910587912A CN110158454B CN 110158454 B CN110158454 B CN 110158454B CN 201910587912 A CN201910587912 A CN 201910587912A CN 110158454 B CN110158454 B CN 110158454B
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/12—Grating or flooring for bridges; Fastening railway sleepers or tracks to bridges
- E01D19/125—Grating or flooring for bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/20—Concrete, stone or stone-like material
- E01D2101/24—Concrete
- E01D2101/26—Concrete reinforced
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/30—Metal
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a connecting piece of an assembled steel-concrete combined structure for a steel-concrete combined bridge, which relates to the field of road and bridge construction connecting pieces and comprises a concrete slab, wherein a connecting groove is formed in the top end of the concrete slab, a longitudinal reinforcing rib is arranged in the connecting groove, a transverse reinforcing rib is arranged at one side of the longitudinal reinforcing rib, which is positioned in the connecting groove, one end of the concrete slab is connected with a groove, a first connecting steel piece is arranged in the groove, and a first bolt is arranged in the first connecting steel piece. According to the invention, through the arrangement of the concrete plate, the mounting steel piece, the fixing steel piece, the second threaded hole, the anti-slip pad, the through hole, the second bolt, the clamping groove and the connecting ring, when the concrete plate is connected with the mounting steel piece, the anti-slip pad and the fixing steel piece are connected through the second bolt, the anti-slip pad is added between the connected steel pieces and is positioned in the clamping groove, the sliding probability between the connecting pieces is reduced, and the concrete plate is convenient to disassemble and install.
Description
Technical Field
The invention relates to the technical field of bridge construction, in particular to a connecting piece of an assembled steel-concrete composite structure for a steel-concrete composite bridge.
Background
The composite structure bridge is a reasonable structure system which can give full play to the performance advantages of various materials, the steel-concrete composite bridge is a common composite form, the steel-concrete composite bridge is a structural form formed by connecting steel beams and concrete bridge decks through shear connectors, and the prefabricated assembly type steel-concrete composite structure bridge meets the requirements of industrial construction of bridges. The steel structure part and the concrete structure part are prefabricated and formed in a factory respectively, and are directly installed through the shear connectors on a construction site, so that the construction speed can be further improved, the construction cost can be reduced, the traffic interruption time can be shortened, the construction quality of the concrete structure can be improved through factory prefabrication, and the steel-concrete composite structure is a construction mode with a wide application prospect.
The existing steel-concrete is connected with concrete by adopting a high-strength bolt, such as CN10389904A, but the concrete slab and the steel piece are often directly connected by a flat plate, so that the slippage phenomenon can be caused, the section between the existing connecting piece and the on-site pouring is flat, the connecting piece hardly participates in stress, the situation of connection fracture is easy to occur, the stress of a pouring workpiece is large, the volume is large, and the situation of material waste is easy to occur.
In addition, in the prior art, patent documents CN102277904A, CN205421003U and the like disclose steel members and conventional simple concrete connecting member structures that are cast in a complex multi-directional similar three-dimensional closed manner and in a semi-enclosed manner, but the design of the connecting member is time-consuming and labor-consuming in subsequent disassembly, and is not suitable for popularization and use in areas with large temperature difference, because the concrete directly contacts with the steel plate to cause deformation of the steel plate, thereby causing settlement or bulging deformation of the connected or supported concrete, which affects construction quality and appearance, and there is no movable telescopic adjustment space when subsequent bottom support member installation or exterior facade material installation is performed after the concrete member is cast.
Disclosure of Invention
The invention aims to: in order to solve the problems that the steel-concrete flat plate connection can cause slippage and the section between the existing connecting piece and cast-in-place is smooth, the connecting piece of the assembled steel-concrete combined structure for the steel-concrete combined bridge is provided.
In order to achieve the purpose, the invention provides the following technical scheme: a connecting piece for an assembled steel-concrete combined structure of a steel-concrete combined bridge comprises a concrete plate, wherein a connecting groove is formed in the top end of the concrete plate, a longitudinal reinforcing rib is arranged inside the connecting groove, a transverse reinforcing rib is arranged on one side of the longitudinal reinforcing rib, which is positioned inside the connecting groove, a groove is connected to one end of the concrete plate, a first connecting steel piece is arranged inside the groove, a first bolt is arranged inside the first connecting steel piece, a second connecting steel piece is arranged on one end, away from the groove, of the concrete plate, a clamping groove is formed in the bottom end of the concrete plate, a fixing steel piece is arranged inside the clamping groove, a connecting ring is arranged inside the fixing steel piece, an anti-skid pad is connected to the bottom end of the fixing steel piece, an installation steel piece is arranged at the bottom end of the anti-skid pad, and a second bolt is arranged at the bottom end inside the, be provided with the elastic plate that the thermal mass is stable between fixed steel and installation steel, be provided with the pit that a plurality of matrixes form were arranged at the lower surface of the slipmat body, be the smooth pad body between pit and the pit, the optional screw that is furnished with second screw hole adaptation on this elastic plate.
Preferably, the number of the connecting grooves is multiple groups, and the multiple groups of the connecting grooves are equidistantly distributed at the top end of the concrete slab.
Preferably, the quantity of horizontal strengthening rib and vertical strengthening rib all is the multiunit, multiunit horizontal strengthening rib and vertical strengthening rib all with concrete slab fixed connection, and the multiunit horizontal strengthening rib and vertical strengthening rib all comprise the metal material.
Preferably, the first connecting steel piece and the second connecting steel piece are internally provided with first threaded holes, the number of the first bolts is multiple groups, the multiple groups of the first bolts penetrate through the first threaded holes and are detachably connected with the concrete slab, the first connecting steel piece is matched with the second connecting steel piece, and the first connecting steel piece and the second connecting steel piece are fixedly connected with the concrete slab.
Preferably, the inside of fixed steel component is provided with the second screw hole, and second screw hole and second bolt phase-match.
Preferably, the inside of slipmat is provided with the through-hole, and the quantity of through-hole is the multiunit, the second bolt runs through the through-hole and the second screw hole and can dismantle with fixed steel spare and be connected, slipmat and clamping ring all constitute by the rubber material.
Compared with the prior art, the invention has the beneficial effects that: 1. according to the concrete slab, the installation steel piece, the fixed steel piece, the second threaded hole, the anti-slip pad, the through hole, the second bolt, the clamping groove and the connecting ring, when the concrete slab is connected with the installation steel piece, the anti-slip pad penetrates through the anti-slip pad and the fixed steel piece through the second bolt to be connected, the anti-slip pad is added between the connected steel pieces and is positioned in the clamping groove, the sliding probability of the connecting pieces is reduced, the disassembly and the installation are convenient, the reinforcing ribs are added between the connecting pieces and a cast workpiece on site through the concrete slab, the connecting grooves, the longitudinal reinforcing ribs and the transverse reinforcing ribs, the participation stress of the connecting pieces is achieved, the connecting ability of the connecting pieces with the cast workpiece is enhanced, and the connection between the connecting pieces and the cast workpiece cannot easily break; 2. the elastic plate is arranged between the concrete and the steel piece, and the design of the non-continuous pits on the non-slip mat ensures that the compensation of the temperature difference deformation of the steel piece and the movable and telescopic adjusting space are not available during the subsequent installation of the bottom supporting piece or the installation of the outer facade material when the stress is kept on the connecting piece.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the present invention;
fig. 3 is a schematic diagram of a concrete slab structure according to the present invention.
In the figure: 1. a concrete slab; 2. a groove; 3. a first connecting steel member; 4. a first bolt; 5. transverse reinforcing ribs; 6. longitudinal reinforcing ribs; 7. a second connecting steel member; 8. installing a steel part; 9. a first threaded hole; 10. connecting grooves; 11. fixing the steel piece; 12. a second threaded hole; 13. a non-slip mat; 14. a through hole; 15. a second bolt; 16. a card slot; 17. and (7) connecting rings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, a connecting member for an assembled steel-concrete composite structure of a steel-concrete composite bridge comprises a concrete slab 1, a connecting groove 10 is provided at the top end of the concrete slab 1, a longitudinal reinforcing rib 6 is provided inside the connecting groove 10, a transverse reinforcing rib 5 is provided inside the connecting groove 10 at one side of the longitudinal reinforcing rib 6, a groove 2 is connected to one end of the concrete slab 1, a first connecting steel member 3 is provided inside the groove 2, a first bolt 4 is provided inside the first connecting steel member 3, a second connecting steel member 7 is provided at the end of the concrete slab 1 away from the groove 2, a clamping groove 16 is provided at the bottom end of the concrete slab 1, a fixing steel member 11 is provided inside the clamping groove 16, a connecting ring 17 is provided inside the fixing steel member 11, a non-slip mat 13 is connected to the bottom end of the fixing steel member 11, a mounting steel member 8 is provided at the bottom end of the non-slip mat 13, and a second bolt 15 is provided at the bottom end inside the mounting steel member 8.
According to the invention, by the arrangement of the concrete plate 1, the mounting steel piece 8, the fixing steel piece 11, the second threaded hole 12, the anti-slip pad 13, the through hole 14, the second bolt 15, the clamping groove 16 and the connecting ring 17, when the concrete plate 1 is connected with the mounting steel piece 11, the anti-slip pad 13 and the fixing steel piece 11 are connected through the second bolt 15, the anti-slip pad 13 is added between the connected steel pieces and is positioned in the clamping groove 16, the sliding probability between the connecting pieces is reduced, and the disassembly and the installation are convenient.
Please refer to fig. 2, the number of the connecting grooves 10 is several groups, the several groups of connecting grooves 10 are equidistantly distributed on the top end of the concrete slab 1, and the several groups of connecting grooves 10 can be connected with the transverse reinforcing ribs 5 and the longitudinal reinforcing ribs 6 by pouring concrete when the connecting member is manufactured.
Please refer to fig. 1, the number of the transverse reinforcing ribs 5 and the longitudinal reinforcing ribs 6 is multiple, the multiple sets of the transverse reinforcing ribs 5 and the longitudinal reinforcing ribs 6 are fixedly connected with the concrete slab 1, and the multiple sets of the transverse reinforcing ribs 5 and the longitudinal reinforcing ribs 6 are made of metal materials, so that the casting workpiece can be connected with the transverse reinforcing ribs 5 and the longitudinal reinforcing ribs 6 in a casting process, the connecting piece is stressed in use, and the connection tightness is enhanced.
Please refer to fig. 2, the first connection steel member 3 and the second connection steel member 7 are provided with a plurality of first threaded holes 9 inside, the number of the first bolts 4 is multiple, the multiple groups of the first bolts 4 penetrate through the first threaded holes 9 and are detachably connected with the concrete slab 1, the first connection steel member 3 is matched with the second connection steel member 7, the first connection steel member 3 and the second connection steel member 7 are fixedly connected with the concrete slab 1, and the connection between the first connection steel member 3 and the second connection steel member 7 is to ensure the transverse connection between the connection members and is matched with the pouring to make the connection more tight.
Please refer to fig. 2, the fixing steel member 11 is provided with a second threaded hole 12 inside, the second threaded hole 12 is matched with a second bolt 15, and the connection between the second threaded hole 12 and the second bolt 15 is for installing and connecting the concrete slab 1 and the mounting steel member 8, so a high-strength bolt material is required.
Please refer to fig. 3, the anti-slip mat 13 is provided with a plurality of through holes 14 inside, the number of the through holes 14 is multiple, the second bolt 15 penetrates through the through hole 14 and the second threaded hole 12 and is detachably connected with the fixing steel member 11, the anti-slip mat 13 and the connecting ring 17 are both made of rubber, and the connecting ring 17 is also used for preventing the rigid connection from damaging the concrete slab 1 when the second bolt 15 is connected with the concrete slab 1. In addition, on the basis of the structure, still ingenious following structure that has increased, be provided with the stable elastic plate of thermal mass between fixed steel 11 and installation steel 8, be provided with the pit that a plurality of matrixes were arranged at the lower surface that slipmat 13 filled up the body, be the smooth pad body between pit and the pit, the optional screw with second screw hole 12 adaptation that is furnished with on this elastic plate, set up the elastic plate between concrete and steel and make the compensation that keeps the connecting piece to carry out the atress while can also realize steel difference in temperature deformation and follow-up bottom support piece installation or the adjustment space that does not have portable flexible when facade material installation.
The working principle is as follows: when the connecting structure is used, the transverse reinforcing ribs 5 and the longitudinal reinforcing ribs 6 are connected with the connecting grooves 10 in the concrete slab 1 through pouring cement, so that the transverse reinforcing ribs 5 and the longitudinal reinforcing ribs 6 are fixedly connected with the concrete slab 1, when in site pouring, pouring workpieces can be connected with the transverse reinforcing ribs 5 and the longitudinal reinforcing ribs 6 in a pouring manner, so that the connecting piece is stressed in use and the connection tightness is enhanced, when the concrete slab 1 is connected with the installation steel piece 8, the possibility of sliding is greatly reduced when the installation steel piece 8 is connected with the concrete slab 1 because the anti-sliding pad 13 is arranged between the concrete slab 1 and the installation steel piece 8, the connecting place of the second bolt 15 is positioned at the bottom end in the installation steel piece 8, the possibility of contacting with an external water source is reduced, and the second bolt is prevented from rusting, before installing the second bolt 15, firstly, an elastic plate with stable thermal quality is arranged between the fixed steel piece 11 and the installation steel piece 8, the design of the elastic plate ensures that the thickness reduction of the installation steel piece 8 which leaks from the bottom at lower temperature is resisted by the expansion of the elastic plate, the thickness increase of the installation steel piece 8 at higher temperature extrudes the elastic plate, the plate body of the elastic plate is divided and accommodated by a plurality of discontinuous pits at the bottom of the non-slip mat body, part of the plate body of the elastic plate is attached to the flat part of the lower surface of the non-slip mat body, and part of the plate body is extruded to enter the pit part of the lower surface of the non-slip mat body; when the connecting piece is installed on a construction site, the second connecting steel piece 7 of one group of connecting pieces can be inserted into the first connecting steel piece 3 of the other group of connecting pieces, and then the multiple groups of first bolts 4 are screwed, so that the two groups of concrete plates 1 are connected, and the connecting piece is closer by matching with cast-in-place.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (4)
1. A connector for an assembled steel-concrete composite structure of a steel-concrete composite bridge, comprising a concrete slab (1), characterized in that: the concrete slab is characterized in that a plurality of groups of distributed connecting grooves (10) are formed in the top end of the concrete slab (1), a plurality of groups of longitudinal reinforcing ribs (6) are arranged in the connecting grooves (10), a plurality of groups of transverse reinforcing ribs (5) are arranged in one side of each longitudinal reinforcing rib (6) in the connecting grooves (10), the longitudinal reinforcing ribs (6) and the transverse reinforcing ribs (5) are arranged in a staggered matrix manner, the transverse reinforcing ribs (5) and the longitudinal reinforcing ribs (6) are fixedly connected with the concrete slab (1), one end of the concrete slab (1) is connected with a groove (2), a first connecting steel part (3) is arranged in the groove (2), a first bolt (4) is arranged in the first connecting steel part (3), a second connecting steel part (7) is arranged at one end, far away from the groove (2), of the concrete slab (1), and a clamping groove (16) is formed in the bottom end of the concrete, a fixed steel piece (11) is arranged inside the clamping groove (16), a connecting ring (17) is arranged inside the fixed steel piece (11), the bottom end of the fixed steel piece (11) is connected with an anti-skid pad (13), the bottom end of the anti-skid pad (13) is provided with an installation steel piece (8), and the bottom end inside the installation steel piece (8) is provided with a second bolt (15);
first threaded holes (9) are formed in the first connecting steel member (3) and the second connecting steel member (7); the number of the first bolts (4) is multiple groups, multiple groups of the first bolts (4) penetrate through first threaded holes (9) and are detachably connected with a concrete slab (1), the first connecting steel piece (3) is matched with the second connecting steel piece (7), the first connecting steel piece (3) and the second connecting steel piece (7) are fixedly connected with the concrete slab (1), a second threaded hole (12) is formed in the fixing steel piece (11), the second threaded hole (12) is matched with the second bolt (15), through holes (14) are formed in the anti-skid pad (13), the number of the through holes (14) is multiple groups, the second bolt (15) penetrates through the through hole (14) and the second threaded hole (12) and is detachably connected with the fixing steel piece (11), the anti-skid pad (13) and the connecting ring (17) are both made of rubber materials, and an elastic plate with stable thermal quality is arranged between the fixing steel piece (11) and the mounting steel piece (8), the lower surface of the mat body of the non-slip mat (13) is provided with a plurality of pits which are arranged in a matrix shape, a flat mat body is arranged between the pits, and a screw hole matched with the second threaded hole (12) is arranged on the elastic plate.
2. The connecting member for an assembled steel-concrete composite structure of a steel-concrete composite bridge according to claim 1, wherein: the connecting grooves (10) are distributed at the top end of the concrete slab (1) at equal intervals.
3. The connecting member for an assembled steel-concrete composite structure of a steel-concrete composite bridge according to claim 1, wherein: the plurality of groups of transverse reinforcing ribs (5) and longitudinal reinforcing ribs (6) are all made of metal materials.
4. A connecting member for an assembled steel-concrete composite structure of a steel-concrete composite bridge according to any one of claims 1 to 3, wherein: and a plurality of groups of second threaded holes (12) are formed in the fixed steel piece (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910587912.6A CN110158454B (en) | 2019-07-02 | 2019-07-02 | Connecting piece of assembled steel-concrete composite structure for steel-concrete composite bridge |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910587912.6A CN110158454B (en) | 2019-07-02 | 2019-07-02 | Connecting piece of assembled steel-concrete composite structure for steel-concrete composite bridge |
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| CN110158454A CN110158454A (en) | 2019-08-23 |
| CN110158454B true CN110158454B (en) | 2020-11-24 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007023714A (en) * | 2005-07-21 | 2007-02-01 | Jfe Engineering Kk | Composite floor slab using shape steel, composite floor slab bridge or composite girder bridge and its construction method |
| CN1944796A (en) * | 2006-10-23 | 2007-04-11 | 钟宝驹 | Prestress steel-concrete combined structure frame member |
| CN203546589U (en) * | 2013-10-24 | 2014-04-16 | 同济大学 | Steel girder-integral lifting arm prefabricated concrete bridge panel combined girder bridge |
| CN205822006U (en) * | 2016-05-16 | 2016-12-21 | 湖南大学 | Steel and ultra-high performance concrete compoboard jointing |
| CN106835951A (en) * | 2017-03-28 | 2017-06-13 | 宁波金蛟龙重工钢构有限公司 | A kind of replaceable prefabricated assembled combined beam structure and manufacturing process |
| CN109024907A (en) * | 2018-07-26 | 2018-12-18 | 广西大学 | Group nail arrangement assembled steel-precast slab combination beam connecting structure preparation and its construction method |
| CN109811938A (en) * | 2019-03-20 | 2019-05-28 | 河北建筑工程学院 | A kind of assembled filling wall, frame system and its engineering method of the connection of track card slot type |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201412665Y (en) * | 2009-04-14 | 2010-02-24 | 尹学军 | Antiskid cushion plate |
| WO2011108781A1 (en) * | 2010-03-05 | 2011-09-09 | 주식회사 삼현피에프 | Manufacturing method of composite steel box girder and construction method of box girder bridge using same |
| CN102926505A (en) * | 2011-08-09 | 2013-02-13 | 同济大学 | Combination beam member |
| CN203160118U (en) * | 2013-03-15 | 2013-08-28 | 福州大学 | Buffering and absorbing device for longitudinal temperature deformation of integral bridge |
| CN204570450U (en) * | 2015-02-10 | 2015-08-19 | 同济大学 | Compound beam syndeton with perforated panel and the compound beam containing this syndeton |
| CN205617552U (en) * | 2016-05-03 | 2016-10-05 | 福州大学 | Assembled integrated configuration |
| CN205742894U (en) * | 2016-06-25 | 2016-11-30 | 陈少梅 | A kind of buffer rubber gasket |
| CN206189610U (en) * | 2016-10-25 | 2017-05-24 | 天津大学 | Sliding connection between steel member and concrete |
| CN106968180B (en) * | 2017-04-20 | 2019-03-22 | 崔冰 | A kind of dry type connection method of the concrete slab and girder steel of the mixed combination beam of steel- |
| CN208869939U (en) * | 2018-06-30 | 2019-05-17 | 西南交通大学 | Steel-concrete connection structure and its shear connector |
| CN108894431A (en) * | 2018-07-26 | 2018-11-27 | 广西大学 | Friction shear resisting fashioned iron-precast concrete combination beam preparation and its construction method |
| CN208934109U (en) * | 2018-09-28 | 2019-06-04 | 福州大学 | Bolt assembled beam-column frame structure |
-
2019
- 2019-07-02 CN CN201910587912.6A patent/CN110158454B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007023714A (en) * | 2005-07-21 | 2007-02-01 | Jfe Engineering Kk | Composite floor slab using shape steel, composite floor slab bridge or composite girder bridge and its construction method |
| CN1944796A (en) * | 2006-10-23 | 2007-04-11 | 钟宝驹 | Prestress steel-concrete combined structure frame member |
| CN203546589U (en) * | 2013-10-24 | 2014-04-16 | 同济大学 | Steel girder-integral lifting arm prefabricated concrete bridge panel combined girder bridge |
| CN205822006U (en) * | 2016-05-16 | 2016-12-21 | 湖南大学 | Steel and ultra-high performance concrete compoboard jointing |
| CN106835951A (en) * | 2017-03-28 | 2017-06-13 | 宁波金蛟龙重工钢构有限公司 | A kind of replaceable prefabricated assembled combined beam structure and manufacturing process |
| CN109024907A (en) * | 2018-07-26 | 2018-12-18 | 广西大学 | Group nail arrangement assembled steel-precast slab combination beam connecting structure preparation and its construction method |
| CN109811938A (en) * | 2019-03-20 | 2019-05-28 | 河北建筑工程学院 | A kind of assembled filling wall, frame system and its engineering method of the connection of track card slot type |
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| CN110158454A (en) | 2019-08-23 |
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