CN104389271B - A kind of steel pipe concrete arch rib bridge arch pin is installed and is used stiffness support - Google Patents
A kind of steel pipe concrete arch rib bridge arch pin is installed and is used stiffness support Download PDFInfo
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- CN104389271B CN104389271B CN201410718796.4A CN201410718796A CN104389271B CN 104389271 B CN104389271 B CN 104389271B CN 201410718796 A CN201410718796 A CN 201410718796A CN 104389271 B CN104389271 B CN 104389271B
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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
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling 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
- E01D4/00—Arch-type 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
- E01D2101/00—Material constitution of bridges
- E01D2101/20—Concrete, stone or stone-like material
- E01D2101/24—Concrete
- E01D2101/26—Concrete reinforced
- E01D2101/268—Composite concrete-metal
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- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
A kind of steel pipe concrete arch rib bridge arch pin is installed and is used stiffness support, comprise the first door frame, the second door frame, longitudinal beam connected, front distribution beam and tail distribution beam, the first door frame and the second door frame are connected and fixed by longitudinal beam connected, front distribution beam, tail distribution beam is positioned at same plane with longitudinal beam connected and arranged direction is identical, the first door frame and the second door frame top are respectively arranged with the first absolute altitude regulating block and the second absolute altitude regulating block, arch springing is arranged on to the first absolute altitude regulating block and the second absolute altitude regulating block upper end of stiffness support, between the each part of this stiffness support, adopt and be welded to connect, can ensure the integral rigidity stability of structure, increase work efficiency, this support mechanical structure is stable, assembling is made simple, save construction material, the raising of the security to bridge construction also provides technical foundation, there is very strong applicability Filled Steel Tubular Arch Bridge installing area at home, after applying, will produce huge economic benefit and social benefit.
Description
Technical field
The invention belongs to bridge construction technical field, be specifically related to a kind of steel pipe concrete arch rib bridge arch pinInstall and use stiffness support.
Background technology
Since China builds CFST Arch Bridge on a large scale, its arch springing is installed location and always isThe problem that unit in charge of construction relatively pays close attention to, especially designing unit requires arch springing and main beam concrete one-time-concretingComplete, increased difficulty of construction, at present, arch springing location stiffness rack form is different, most of structuresComplex forms, rolled steel dosage is large, and Production Time is long, and all kinds of auxiliary consumption is many, increases a large amount of extra carryingLotus, and easily make the generation concentrfated load of beams of concrete base plate template and produce moderate finite deformation.
Summary of the invention
The invention provides a kind of steel pipe concrete arch rib arch springing the stiffness support of use is installed, this support knotStructure is simple, few with material, efficiency of construction is high, and the rear rigidity of installation is large, load transmission disperses.
Concrete technical scheme of the present invention is:
A kind of steel pipe concrete arch rib bridge arch pin is installed and is used stiffness support, is provided with the first door frame, secondFrame, longitudinal beam connected, front distribution beam and tail distribution beam, the first door frame and the second door frame are plane frameworkStructure and be arrangeding in parallel, the first door frame is higher than the second door frame, under the first door frame lower surface and the second door frameEnd face is positioned at same level; The first door frame comprises the first column, first crossbeam, side distribution beam, dividesJoin column, the first side block column, the first column is symmetrically arranged two, distributes column and two theOne column is in the same plane and parallel with the first column, and first crossbeam is positioned at two the first columnsTop, first crossbeam one end and one of them the first column upper end are fixed, first crossbeam middle part and anotherIndividual the first column upper end is fixed, and the first crossbeam other end is fixed with distributing column upper end, side distribution beam horizontal strokeDistribute the below of column to being arranged on, side distribution beam one end is fixed with distributing column lower end, the other end withThe first column side is fixed, and the first side block column is two and is set in parallel in the upper surface of first crossbeam,The upper surface of first crossbeam is fixed in the lower end of two the first side block columns; The second door frame comprises that second is verticalPost, second cross beam, the second side block column, the second column is symmetrically arranged two, second cross beam oneEnd is fixed with one of them second column upper end, the upper end of second cross beam middle part and another the second columnFixing, the second cross beam other end stretches out unsettled, and the second side block column is two and is set in parallel in secondThe upper surface of crossbeam, the upper surface of second cross beam is fixed in the lower end of two the second side block columns; ConnectLongeron is longitudinally symmetricly set between the first door frame and the second door frame, two symmetrically arranged longitudinal beam connectedsBe one group, in the vertical direction is provided with the longitudinal beam connected that is no less than a group, longitudinal beam connected topmostThe junction of one end and the second column and second cross beam is fixed, and the other end and the second column are in same levelThe corresponding position of direction is fixed, front distribution beam and tail distribution beam be longitudinally symmetrically arranged two andIn same level, front distribution beam one end and the first column side are fixed with longitudinal beam connected topmost,The longitudinally unsettled setting of level of the other end, tail distribution beam one end and the second column side are fixed, the other endThe longitudinally unsettled setting of level.
Described first crossbeam upper surface is provided with the first absolute altitude and regulates between two the first side block columnsPiece, the first absolute altitude regulating block lower surface and first crossbeam upper surface are fixed; Second cross beam upper surface is twoBetween individual the second side block column, be provided with the second absolute altitude regulating block, the second absolute altitude regulating block lower surface andTwo crossbeam upper surfaces are fixed.
Between described first crossbeam and front distribution beam, tilt to be symmetrically arranged with the first bracket, the first bracketThe side of first crossbeam is fixed in upper end, and the upper surface of front distribution beam is fixed in the first bracket lower end.
The outside of the first described side block column is tiltedly installed with the second bracket, and the upper end of the second bracket is solidDue to the upper end of the first side block column, the lower end of the second bracket and first crossbeam outer end are fixed.
The outside of the first described side block column is tiltedly installed with the 3rd bracket, and the upper end of the 3rd bracket is solidDue to the upper end of the second side block column, the lower end of the 3rd bracket and second cross beam outer end are fixed.
Described first crossbeam tilts to be symmetrically arranged with post-tensioning purlin, post-tensioning purlin with linking between longeronFirst crossbeam side is fixed in upper end, and longitudinal beam connected upper surface is fixed in post-tensioning purlin lower end.
Between described symmetrically arranged two front distribution beam ends, being horizontally arranged with horizontal connection distributesBeam, laterally connects distribution beam two ends and fixes with the outer end of two front distribution beam respectively; Symmetrically arranged twoIndividual tail distribution beam below is horizontally arranged with horizontal pressurized distribution beam, laterally pressurized distribution beam two ends respectively withThe outside lower surface of two tail distribution beam is fixed.
Described first crossbeam below is provided with herringbone purlin between two the first columns, and symmetry is establishedBetween two the first columns putting, be horizontally arranged with multiple in-line purlins, the upper end of herringbone purlin withThe lower surface of first crossbeam is fixed, the downside two ends of herringbone purlin respectively with in-line purlin topmostThe two ends of bar are fixed; Distribute between column and the first column and be also horizontally arranged with in-line purlin, a wordThe two ends of shape purlin are fixed with the side of distributing column and the first column respectively.
The upper surface of two described tail distribution beam has been horizontally disposed with transverse distribution angle steel, transverse distribution angleSteel two ends bottoms is fixed with the upper surface of two tail distribution beam respectively, the setting party of transverse distribution angle steel toWith the setting party of two tail distribution beam to vertical; Side distribution beam bottom level is provided with longitudinal distribution angle steel,Longitudinally distribute the lower end of angle steel upper end and side distribution beam to fix, the setting party who longitudinally distributes angle steel to sideThe setting party of distribution beam is to vertically.
Described the first column and the second column lower end are all fixedly installed toe plate.
The invention has the beneficial effects as follows: the first door frame of the present invention and the second door frame connect by longitudinal beam connectedBe connected into a framework, and be furnished with front distribution beam and tail distribution beam, after installation, rigidity is large, and load passesPass dispersion, save construction material, assembling is made simple, and efficiency of construction is high.
Brief description of the drawings
Fig. 1 is structural representation of the present invention.
In accompanying drawing, 1, longitudinal beam connected, 2, front distribution beam, 3, tail distribution beam, 4, the first column, 5,First crossbeam, 6, side distribution beam, 7, distribute column, 8, the first side block column, 9, the second column,10, second cross beam, 11, the second side block column, 12, the first absolute altitude regulating block, 13, the second absolute altitudeRegulating block, 14, the first bracket, 15, the second bracket, 16, the 3rd bracket, 17, post-tensioning purlin,18, laterally connect distribution beam, 19, horizontal pressurized distribution beam, 20, herringbone purlin, 21, a wordShape purlin, 22, toe plate, 23, transverse distribution angle steel, 24, longitudinally distribute angle steel.
Detailed description of the invention
A kind of steel pipe concrete arch rib bridge arch pin is installed and is used stiffness support, is provided with the first door frame, secondFrame, longitudinal beam connected 1, front distribution beam 2 and tail distribution beam 3, the first door frames and the second door frame are planeFrame structure and be arrangeding in parallel, the first door frame is higher than the second door frame, the first door frame lower surface and secondFrame lower surface is positioned at same level; The first door frame comprises the first column 4, first crossbeam 5, side distributionBeam 6, distribution column 7, the first side block column 8, the first columns 4 are symmetrically arranged two, distributeColumn 7 is in the same plane and parallel with the first column 4 with two the first columns 4, first crossbeam 5Be positioned at the top of two the first columns 4, first crossbeam 5 one end and one of them the first column 4 upper endFixing, first crossbeam 5 middle parts and another the first column 4 upper ends are fixed, first crossbeam 5 other endsFix with distributing column 7 upper ends, side distribution beam 6 is horizontally installed on the below of distributing column 7, and side is dividedJoin beam 6 one end and fix with distributing column 7 lower ends, the other end and the first column 4 sides are fixed, and firstSide block column 8 is two and is set in parallel in the upper surface of first crossbeam 5, two the first side block columns 8Lower end be fixed on the upper surface of first crossbeam 5; The second door frame comprises the second column 9, second cross beam10, the second side block column 11, the second columns 9 are symmetrically arranged two, second cross beam 10 one end withOne of them second column 9 upper end is fixed, second cross beam 10 middle parts and another the second column 9 upperEnd is fixing, and second cross beam 10 other ends stretch out unsettled, and the second side block column 11 is two and parallel establishingBe placed in the upper surface of second cross beam 10, second cross beam is fixed in the lower end of two the second side block columns 1110 upper surface; Longitudinal beam connected 1 is longitudinally symmetricly set between the first door frame and the second door frame, twoSymmetrically arranged longitudinal beam connected 1 is one group, and in the vertical direction is provided with that to be no less than the connection of a group verticalBeam 1, longitudinal beam connected 1 one end topmost and the junction of the second column 9 and second cross beam 10 are fixed,The other end is fixed in the corresponding position of same level direction with the first column 4, front distribution beam 2 and tailDistribution beam 3 be longitudinally symmetrically arranged two and with longitudinal beam connected 1 topmost in same levelFace, front distribution beam 2 one end and the first column 4 sides are fixed, the longitudinally unsettled setting of level of the other end,Tail distribution beam 3 one end and the second column 9 sides are fixed, the longitudinally unsettled setting of level of the other end.
Specific embodiment, as shown in Figure 1, first crossbeam and second cross beam are main load-carrying members,And passing to the first column 4 and the second column 9, the load Main Function of arch springing and Accessory Members thereof is twoOn individual crossbeam, side distribution beam 6 bottom levels are provided with longitudinal distribution angle steel 24, longitudinally distribute angle steel 24The lower end of upper end and side distribution beam 6 is fixed, the setting party who longitudinally distributes angle steel 24 to side distribution beam 6Setting party to vertically, distribute column 7, side distribution beam 6, longitudinally distribute angle steel 24 and front distribution beam 2The fractional load that arch springing, stiffness support self and other Accessory Members are produced disperses to be passed to bridge floor steelMuscle net, plays the effect that mechanics disperses, and reduces carrying of the first column 4 and the second column 9 going downsLotus.
First crossbeam 5 upper surfaces are provided with the first absolute altitude regulating block between two the first side block columns 812, the first absolute altitude regulating block 12 lower surfaces and first crossbeam 5 upper surfaces are fixed, on second cross beam 10End face is provided with the second absolute altitude regulating block 13, the second absolute altitudes and regulates between two the second side block columns 11Piece 13 lower surfaces and second cross beam 10 upper surfaces are fixed, and the first absolute altitude regulating block 12 and the second absolute altitude are adjustedJoint piece 13, for regulating the height of arch bridge arch springing, ensures the accuracy of arch springing vertical position.
Between first crossbeam 5 and front distribution beam 2, tilt to be symmetrically arranged with the first bracket 14, the first bracketsThe side of first crossbeam 5 is fixed in 14 upper ends, and the upper of front distribution beam 2 is fixed in the first bracket 14 lower endsEnd face, the outside of the first side block column 8 is tiltedly installed with the upper end of the second bracket 15, the second brackets 15Be fixed on the upper end of the first side block column 8, the lower end of the second bracket 15 and first crossbeam 5 outer upper endsFace is fixed, and the outside of the second side block column 11 is tiltedly installed with the 3rd bracket 16, the three bracket 16The upper end of the second side block column 11 is fixed in upper end, outside the lower end of the 3rd bracket 16 and second cross beam 10Portion is fixed upper surface, tilts to be symmetrically arranged with post-tensioning purlin 17 between first crossbeam 5 and longitudinal beam connected 1,First crossbeam 5 sides are fixed in post-tensioning purlin 17 upper ends, and post-tensioning purlin 17 lower ends are fixed on to connect and are indulgedBeam 1 upper surface, post-tensioning purlin 17 and the first bracket 14 divide before impost horizontal thrust is disperseed to pass toJoin beam 2 and the second door frame, the second bracket 15, the 3rd bracket 16, the first side block column 8 and the second sideThe load that gear column 11 produces arch springing introversion passes to first crossbeam 5 and second cross beam 10.
Between symmetrically arranged two front distribution beam 2 ends, be horizontally arranged with horizontal connection distribution beam 18,Laterally connecting distribution beam 18 two ends fixes with the outer end of two front distribution beam 2 respectively; Symmetrically arranged twoIndividual tail distribution beam 3 belows are horizontally arranged with horizontal pressurized distribution beam 19, laterally pressurized distribution beam 19 two endsFix respectively the upper surface water of two tail distribution beam (3) with the outside lower surface of two tail distribution beam 3The flat transverse distribution angle steel 23 that is provided with, transverse distribution angle steel 23 bottoms, two ends respectively with two tail distribution beam3 upper surface is fixed, the setting party of transverse distribution angle steel 23 to the setting party of two tail distribution beam 3To vertically, laterally connect the master of distribution beam 18, laterally pressurized distribution beam 19 and transverse distribution angle steel 23Acting on is to prevent that arch springing and associate member etc. thereof from producing and sliding in the horizontal direction under the effect of load, andIssuable load is passed to bridge floor bar-mat reinforcement.
First crossbeam 5 belows are provided with herringbone purlin 20 between two the first columns 4, and symmetry is establishedBetween two the first columns 4 putting, be horizontally arranged with multiple in-line purlins 21, herringbone purlin 20Upper end and the lower surface of first crossbeam 5 fix, the downside two ends of herringbone purlin 20 respectively with go up mostThe two ends of the in-line purlin 21 of end are fixed; Distribute between column 7 and the first column 4 also horizontally setHave in-line purlin 21, the two ends of in-line purlin 21 respectively with distribute column 7 and the first column 4Side fix, the setting of in-line purlin 21 and herringbone purlin 20 is in order to prevent the first column 4Under load, produce flexural deformation.
The first column 4 and the second column 9 lower ends are all fixedly installed toe plate 22, and toe plate 22 increasesThe active area of the first column 4 and the second column 9 belows, reduced downward pressure.
Between the each part of this stiffness support, adopt and be welded to connect, can ensure that the integral rigidity of structure is steadyQualitative, can accelerate again speed of application, this support mechanical structure is stable, assembling is made simply, saving is executedWork material, and have advantages of that rigidity is large, good stability and load transmission disperse, be suitable for relevantIndustry is applied.
Claims (10)
1. steel pipe concrete arch rib bridge arch pin is installed and is used a stiffness support, it is characterized in that: be provided withThe first door frame, the second door frame, longitudinal beam connected (1), front distribution beam (2) and tail distribution beam (3), theOne door frame and the second door frame are plane frame structure and be arranged in parallel, and the first door frame is higher than the second door frame,The first door frame lower surface and the second door frame lower surface are positioned at same level; The first door frame comprises that first is verticalPost (4), first crossbeam (5), side distribution beam (6), distribution column (7), the first side block column (8),The first column (4) is symmetrically arranged two, distributes column (7) and two the first columns (4) positionOn same plane and parallel with the first column (4), first crossbeam (5) is positioned at two the first columns(4) top, first crossbeam (5) one end and one of them the first column (4) upper end are fixed, theOne crossbeam (5) middle part is fixed with another the first column (4) upper end, first crossbeam (5) other endWith distribute column (7) upper end fix, side distribution beam (6) be horizontally installed on distribute column (7) underSide, side distribution beam (6) one end is fixed with distributing column (7) lower end, the other end and the first column (4)Side is fixed, and the first side block column (8) is two and is set in parallel in the upper end of first crossbeam (5)Face, the upper surface of first crossbeam (5) is fixed in the lower end of two the first side block columns (8); SecondDoor frame comprises the second column (9), second cross beam (10), the second side block column (11), the second column(9) be symmetrically arranged two, second cross beam (10) one end and one of them the second column (9)Upper end is fixed, and second cross beam (10) middle part is fixed with the upper end of another the second column (9), and secondCrossbeam (10) other end stretches out unsettled, and the second side block column (11) is two and is set in parallel inThe upper surface of two crossbeams (10), second cross beam is fixed in the lower end of two the second side block columns (11)(10) upper surface; Longitudinal beam connected (1) is longitudinally symmetricly set between the first door frame and the second door frame,Two symmetrically arranged longitudinal beam connecteds (1) are one group, and in the vertical direction is provided with and is no less than one groupLongitudinal beam connected (1), longitudinal beam connected (1) one end and the second column (9) and second cross beam topmost(10) junction is fixed, and the other end and the first column (4) are in the corresponding position of same level directionPut fixing, front distribution beam (2) and tail distribution beam (3) be longitudinally symmetrically arranged two and withThe longitudinal beam connected (1) of upper end is in same level, front distribution beam (2) one end and the first column (4)Side is fixed, the longitudinally unsettled setting of level of the other end, tail distribution beam (3) one end and the second column (9)Side is fixed, the longitudinally unsettled setting of level of the other end.
2. a kind of steel pipe concrete arch rib bridge arch pin according to claim 1 is installed and is used stiffness support,It is characterized in that: described first crossbeam (5) upper surface is between two the first side block columns (8)Be provided with the first absolute altitude regulating block (12), the first absolute altitude regulating block (12) lower surface and first crossbeam (5)Upper surface is fixed; Second cross beam (10) upper surface arranges between two the second side block columns (11)There is the second absolute altitude regulating block (13), the second absolute altitude regulating block (13) lower surface and second cross beam (10)Upper surface is fixed.
3. a kind of steel pipe concrete arch rib bridge arch pin according to claim 1 is installed and is used stiffness support,It is characterized in that: between described first crossbeam (5) and front distribution beam (2), tilt to be symmetrically arranged withThe first bracket (14), the side of first crossbeam (5), first are fixed in the first bracket (14) upper endThe upper surface of front distribution beam (2) is fixed in bracket (14) lower end.
4. a kind of steel pipe concrete arch rib bridge arch pin according to claim 1 is installed and is used stiffness support,It is characterized in that: the outside of the first described side block column (8) is tiltedly installed with the second bracket (15),The upper end of the first side block column (8) is fixed in the upper end of the second bracket (15), the second bracket (15)Lower end and first crossbeam (5) outer upper ends face fix.
5. a kind of steel pipe concrete arch rib bridge arch pin according to claim 1 is installed and is used stiffness support,It is characterized in that: the outside of the second described side block column (11) is tiltedly installed with the 3rd bracket (16),The upper end of the second side block column (11) is fixed in the upper end of the 3rd bracket (16), the 3rd bracket (16)Lower end and second cross beam (10) outer upper ends face fix.
6. a kind of steel pipe concrete arch rib bridge arch pin according to claim 1 is installed and is used stiffness support,It is characterized in that: between described first crossbeam (5) and longitudinal beam connected (1), tilt to be symmetrically arranged withPost-tensioning purlin (17), first crossbeam (5) side, post-tensioning purlin are fixed in post-tensioning purlin (17) upper endLongitudinal beam connected (1) upper surface is fixed in bar (17) lower end.
7. a kind of steel pipe concrete arch rib bridge arch pin according to claim 1 is installed and is used stiffness support,It is characterized in that: between described symmetrically arranged two front distribution beam (2) end, be horizontally arranged with horizontal strokeTo connect distribution beam (18), laterally connect distribution beam (18) two ends respectively with two front distribution beam (2)Outer end fix; Symmetrically arranged two tail distribution beam (3) below is horizontally arranged with horizontal pressurized and distributesBeam (19), laterally pressurized distribution beam (19) two ends respectively with the outer subordinate of two tail distribution beam (3)End face is fixed.
8. a kind of steel pipe concrete arch rib bridge arch pin according to claim 1 is installed and is used stiffness support,It is characterized in that: described first crossbeam (5) below is provided with between two the first columns (4)Herringbone purlin (20), is horizontally arranged with multiple one between symmetrically arranged two the first columns (4)Font purlin (21), the lower surface of the upper end of herringbone purlin (20) and first crossbeam (5) is fixed,The downside two ends of herringbone purlin (20) are solid with the two ends of in-line purlin (21) topmost respectivelyFixed; Distribute between column (7) and the first column (4) and be also horizontally arranged with in-line purlin (21),The two ends of in-line purlin (21) are solid with the side of distribution column (7) and the first column (4) respectivelyFixed.
9. a kind of steel pipe concrete arch rib bridge arch pin according to claim 1 is installed and is used stiffness support,It is characterized in that: the upper surface of the tail distribution beam (3) described in two has been horizontally disposed with transverse distribution angle steel(23), transverse distribution angle steel (23) two ends bottoms respectively with the upper surface of two tail distribution beam (3)Fixing, the setting party of transverse distribution angle steel (23) to the setting party of two tail distribution beam (3) to hanging downDirectly; Side distribution beam (6) bottom level is provided with longitudinal distribution angle steel (24), longitudinally distributes angle steel (24)The lower end of upper end and side distribution beam (6) is fixed, and longitudinally distributes the setting party of angle steel (24) to dividing with sideThe setting party who joins beam (6) is to vertically.
10. a kind of steel pipe concrete arch rib bridge arch pin installation according to claim 1 is propped up by stiffnessFrame, is characterized in that: described the first column and the second column lower end are all fixedly installed toe plate(22)。
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| CN106480823B (en) * | 2015-12-24 | 2018-04-06 | 中铁二局集团有限公司 | Vaulted beam device and its localization method |
| CN107142834B (en) * | 2017-04-26 | 2019-06-14 | 河海大学 | A kind of Through Steel pipe concrete tie-rod arch bridge abutment steel pipe location structure and its construction method |
| CN106958188B (en) * | 2017-05-31 | 2019-04-16 | 中国二十冶集团有限公司 | Arch foot support device and its construction method |
| CN107246082B (en) * | 2017-06-02 | 2019-04-26 | 安徽智汇乐享科技有限公司 | A kind of para-seismic support on the vertical steel construction of large span space |
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