CN105298107A - High supporting frame of high-altitude large cantilever structure - Google Patents
High supporting frame of high-altitude large cantilever structure Download PDFInfo
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- CN105298107A CN105298107A CN201510675365.9A CN201510675365A CN105298107A CN 105298107 A CN105298107 A CN 105298107A CN 201510675365 A CN201510675365 A CN 201510675365A CN 105298107 A CN105298107 A CN 105298107A
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Abstract
The invention provides a high supporting frame with a high-altitude large cantilever structure, which comprises a plurality of girders, wherein the girder comprises an anchor section and a cantilever section, the anchor section is firmly connected to N floors, a plurality of horizontally disposed secondary beams are firmly connected on the cantilever section, the secondary beams and the girders are mutually perpendicular, each girder is connected to an inclined supporting device, and each secondary beam is connected to a steel wire suspension device. The high supporting frame of the high-altitude large cantilever structure provided by the invention has good stability and high safety, realizes erection of the high supporting frame, is simple in structure, convenient in construction and broad in application scope, and is especially applicable to utilization in the high-altitude large cantilever structure.
Description
Technical field
The present invention relates to building to encorbelment technical field, especially relate to a kind of high carriage of High Large Cantilever structure.
Background technology
Cantilevered structure is one of form of structure common in engineering structures, as the canopy in construction work, cornice, outporch, overhanging corridor etc., this structure to be encorbelmented beam or plate and the cantilever construction formed from agent structure, the below unbraced structure of general cantilevered structure.
At present, along with the development of society, people's improving constantly individual requirement, at building field, also constantly there is personalized outstanding building structure, wherein for the application of cantilevered structure, be also not only simply applied in the structure such as canopy, outporch, but build unique resemblance for outstanding.
It is current modal a kind of form of construction work that highrise building arranges the cantilever space outwards expanded, by arranging the personalized shape of encorbelmenting, to reach the requirement of individual character building.For the aerial long cantilever construction of height, the parameter such as supporting capacity, stability is the important indicator in building operations.But at present, the bracing frame of conventional High Large Cantilever, in order to meet parameters requirement, causes complex structure, construction inconvenience, thus cause claim for eot, improve construction cost.Such as: do support system from ground directly to setting up scaffold, expense of not only taking a lot of work is expected, and the rigidity of structure, stability etc. all not easily ensure, constructing operation personnel are setting up the security incident easily occurring falling from high altitude in process simultaneously, cause adverse effect and loss to society and family.
Summary of the invention
The object of the present invention is to provide a kind of high carriage of High Large Cantilever structure, to solve the problems of the technologies described above.
The high carriage of a kind of High Large Cantilever structure provided by the invention, comprise many girders, described girder comprises anchoring section and the section of encorbelmenting, described anchoring section is fixedly connected with N floor plate, the described section of encorbelmenting is fixedly connected with many horizontally disposed secondary beams, described secondary beam is mutually vertical with described girder, and described in every root, girder bottom is connected with bearing diagonal device, and described in every root, girder top is connected with steel wire suspension apparatus;
Described bearing diagonal device comprises many inclined support bars, and one end of many described inclined support bars is connected with the bottom of the described section of encorbelmenting, and the other end is fixedly connected with N-1 floor plate;
Described steel wire suspension apparatus comprises many wire rope, and one end of described wire rope is connected with the junction of described girder and described secondary beam, and the other end is connected with N+1 floor plate;
Described secondary beam and described N floor plate, described N+1 floor plate and described N-1 floor plate are equipped with full hall scaffold, described full hall scaffold is connected with two-way bridging.
Further, the anchoring section of described girder is connected with described N floor plate by fastening devices;
Described fastening devices comprises angle steel, fixed head and bolt, and the bottom of described anchoring section is located at by described fixed head, and the top of described anchoring section is located at by described angle steel, angle steel, described anchoring section and described fixed head described in described screw bolt passes.
Further, the edge that the end of described anchoring section is positioned at described N floor plate is provided with bracing means;
Described bracing means comprises two pieces of strengthening steel slabs, and described strengthening steel slab is fixedly connected with vertical tube with the horizontal ends of described N floor plate respectively.
Further, described N floor plate is connected with the stopping means for spacing described girder;
Described stopping means comprises horizontal limit devices and longitudinal limiting device, described horizontal limit devices comprises two cross spacing reinforcing bars, the both sides that described girder is located at respectively by two described cross spacing reinforcing bars are fixedly connected with described N floor plate, described longitudinal limiting device comprises longitudinal spacing reinforcing bar, described longitudinal spacing reinforcing bar be located at described in the initiating terminal of the section of encorbelmenting, the bottom of the section of encorbelmenting described in being positioned at, and be connected with the described section of encorbelmenting is vertical.
Further, be fixedly connected with by angle steel and bolt between described girder with described secondary beam;
Be provided with two angle steel be parallel to each other below described girder, be provided with two angle steel be parallel to each other above described secondary beam, the angle steel that the angle steel that described girder connects is connected with described secondary beam is mutually vertical, and on described angle steel, cross-under has described bolt.
Further, on described N+1 floor plate, cross-under has frame pipe, and described wire rope is connected with described N+1 floor plate by being connected in described frame pipe;
Described wire rope is connected with euphroe.
Further, the two ends of described frame pipe are provided with horn mouth, and described horn mouth is provided with flexible gasket.
Further, one end and the described section of encorbelmenting of described inclined support bar are welded to connect, and other end pipe support is fixedly connected with, and described pipe support is fixedly connected with described N-1 floor plate.
Further, described full hall scaffold comprises vertical rod, longitudinal cross bar, horizontal cross bar and bar of sweeping the floor; Described longitudinal cross bar, described horizontal cross bar and described in sweep the floor between bar with described vertical rod and be connected by cruciform fastening for falsework;
Described vertical rod is fixedly connected with described secondary beam, N floor plate, described N-1 floor plate and described N+1 floor plate.
Further, be positioned at the described full hall scaffold on described secondary beam, the described vertical rod of its inner side is connected with wall connecting rod;
Described wall connecting rod and described N floor plate contour, described wall connecting rod is horizontally disposed with one end and is fixedly connected with described vertical rod, and the other end is connected with mooring anchor, and described mooring anchor is fixedly connected with described N+1 floor plate.
The high carriage of a kind of High Large Cantilever structure provided by the invention, in bracing frame build process, at least carry out construction and installation by three floor plates, completing building bracing frame main body by arranging girder, secondary beam, steel wire suspension apparatus and bearing diagonal device, forming the stable pedestal of encorbelmenting, afterwards, full hall scaffold is set thereon, wherein, to higher storey setting full hall scaffold, requirement can be set to meet to encorbelment.
The high carriage of this High Large Cantilever structure, good stability, safety is high, and while can building high carriage, structure is simple, and easy construction, has wide range of applications, and is particularly useful for High Large Cantilever structure and uses.
Accompanying drawing explanation
In order to be illustrated more clearly in the specific embodiment of the invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in detailed description of the invention or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The lateral view of the high carriage of a kind of High Large Cantilever structure that Fig. 1 provides for the embodiment of the present invention;
The front view of the fastening devices of the anchoring section of a kind of High Large Cantilever structure that Fig. 2 provides for the embodiment of the present invention;
The front view of the bracing means of the anchoring section of a kind of High Large Cantilever structure that Fig. 3 provides for the embodiment of the present invention;
A kind of girder of High Large Cantilever structure that Fig. 4 provides for the embodiment of the present invention, the front view of the connection of secondary beam;
The wire rope of a kind of High Large Cantilever structure that Fig. 5 provides for the embodiment of the present invention and the sectional view of N+1 floor plate junction.
Reference numeral:
1-girder; 2-secondary beam; 3-inclined support bar;
4-wire rope; 5-N floor plate; 6-N-1 floor plate;
7-N+1 floor plate; 8-full hall scaffold; 9-bridging;
10-angle steel; 11-fixed head; 12-bolt;
13-strengthening steel slab; 14-longitudinal spacing reinforcing bar; 15-wall connecting rod;
16-frame pipe.
Detailed description of the invention
Be clearly and completely described technical scheme of the present invention below in conjunction with accompanying drawing, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
In describing the invention, it should be noted that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", " outward " they be based on orientation shown in the drawings or position relationship; be only the present invention for convenience of description and simplified characterization; instead of instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second ", " the 3rd " only for describing object, and can not be interpreted as instruction or hint relative importance.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition above-mentioned term concrete meaning in the present invention can be understood.
Embodiment 1
The lateral view of the high carriage of a kind of High Large Cantilever structure that Fig. 1 provides for the embodiment of the present invention; The front view of the fastening devices of the anchoring section of a kind of High Large Cantilever structure that Fig. 2 provides for the embodiment of the present invention; The front view of the bracing means of the anchoring section of a kind of High Large Cantilever structure that Fig. 3 provides for the embodiment of the present invention; A kind of girder 1 of High Large Cantilever structure that Fig. 4 provides for the embodiment of the present invention, the front view of the connection of secondary beam 2; The wire rope 4 of a kind of High Large Cantilever structure that Fig. 5 provides for the embodiment of the present invention and the sectional view of N+1 floor plate 7 junction; As Figure 1-5, the high carriage of a kind of High Large Cantilever structure that the present embodiment provides, comprise many girders 1, girder 1 comprises anchoring section and the section of encorbelmenting, anchoring section is fixedly connected with N floor plate 5, the section of encorbelmenting is fixedly connected with many horizontally disposed secondary beams 2, and secondary beam 2 is mutually vertical with girder 1, every root girder 1 bottom is connected with bearing diagonal device, and every root girder 1 top is connected with steel wire suspension apparatus;
Bearing diagonal device comprises many inclined support bars 3, and one end of many inclined support bars 3 is connected with the bottom of the section of encorbelmenting, and the other end is fixedly connected with N-1 floor 6 plate;
Steel wire suspension apparatus comprises many wire rope 4, and one end of wire rope 4 is connected with the junction of girder 1 and secondary beam 2, and the other end is connected with N+1 floor plate 7;
Secondary beam 2 and N floor plate 5, N+1 floor plate 7 and N-1 floor 6 plate are equipped with full hall scaffold 8, full hall scaffold 8 are connected with bridging 9.
The high carriage of a kind of High Large Cantilever structure provided by the invention, in bracing frame build process, at least carry out construction and installation by three floor plates, completing building bracing frame main body by arranging girder 1, secondary beam 2, steel wire suspension apparatus and bearing diagonal device, forming the stable pedestal of encorbelmenting, afterwards, full hall scaffold 8 is set thereon, wherein, to higher storey setting full hall scaffold 8, requirement can be set to meet to encorbelment.
The high carriage of this High Large Cantilever structure, good stability, safety is high, and while can building high carriage, structure is simple, and easy construction, has wide range of applications, and is particularly useful for High Large Cantilever structure and uses.
Embodiment 2
The lateral view of the high carriage of a kind of High Large Cantilever structure that Fig. 1 provides for the embodiment of the present invention; The front view of the fastening devices of the anchoring section of a kind of High Large Cantilever structure that Fig. 2 provides for the embodiment of the present invention; The front view of the bracing means of the anchoring section of a kind of High Large Cantilever structure that Fig. 3 provides for the embodiment of the present invention; A kind of girder 1 of High Large Cantilever structure that Fig. 4 provides for the embodiment of the present invention, the front view of the connection of secondary beam 2; The wire rope 4 of a kind of High Large Cantilever structure that Fig. 5 provides for the embodiment of the present invention and the sectional view of N+1 floor plate 7 junction; As Figure 1-5, the high carriage of a kind of High Large Cantilever structure that the present embodiment provides, comprise many girders 1, girder 1 comprises anchoring section and the section of encorbelmenting, anchoring section is fixedly connected with N floor plate 5, the section of encorbelmenting is fixedly connected with many horizontally disposed secondary beams 2, and secondary beam 2 is mutually vertical with girder 1, every root girder 1 bottom is connected with bearing diagonal device, and every root girder 1 top is connected with steel wire suspension apparatus;
Bearing diagonal device comprises many inclined support bars 3, and one end of many inclined support bars 3 is connected with the bottom of the section of encorbelmenting, and the other end is fixedly connected with N-1 floor 6 plate;
Steel wire suspension apparatus comprises many wire rope 4, and one end of wire rope 4 is connected with the junction of girder 1 and secondary beam 2, and the other end is connected with N+1 floor plate 7;
Secondary beam 2 and N floor plate 5, N+1 floor plate 7 and N-1 floor 6 plate are equipped with full hall scaffold 8, full hall scaffold 8 are connected with bridging 9.
The anchoring section of girder 1 is connected with N floor plate 5 by fastening devices;
Fastening devices comprises angle steel 10, fixed head 11 and bolt 12, and the bottom of anchoring section is located at by fixed head 11, and the top of anchoring section is located at by angle steel 10, and bolt 12 is successively through angle steel 10, anchoring section and fixed head 11.
Wherein, girder 1 is i iron, and angle steel 10 adopts angle steel 10, two angle steel 10 of L63*63*10 to be parallel to each other, and arranges the steel plate of one piece of 300*300*15mm in N floor plate 5, and the bolt 12 of four Φ 22 distributes in tetragonal mode.
The edge that the end of anchoring section is positioned at N floor plate 5 is provided with bracing means;
Bracing means comprises two pieces of strengthening steel slabs 13, and strengthening steel slab 13 is fixedly connected with vertical tube with the horizontal ends of N floor plate 5 respectively.
In order to ensure that the concrete of the section of encorbelmenting root does not destroy because of local compression, at the end of anchoring section, the strengthening steel slab 13 1 pieces of 300*300*15mm is set, the reinforcing bar of strengthening steel slab 13 lower weld 4 Φ 16, anchor into concrete, this strengthening steel slab 13 upper surface exceeds the surperficial 8mm of N floor plate 5; Side arranges the strengthening steel slab 13 1 pieces of 200*200*15, welds 4 Φ 16 reinforcing bars, anchors into concrete.
The edge of N floor plate 5 is the most fragile under the effect of the pressure, by arranging strengthening steel slab 13, it can be avoided damaged, ensureing stable, the safety of encorbelmenting.
N floor plate 5 is connected with the stopping means for spacing girder 1;
Stopping means comprises horizontal limit devices and longitudinal limiting device, horizontal limit devices comprises two cross spacing reinforcing bars, the both sides that girder 1 is located at respectively by two cross spacing reinforcing bars are fixedly connected with N floor plate 5, longitudinal limiting device comprises longitudinal spacing reinforcing bar 14, the initiating terminal of the section of encorbelmenting is located at by longitudinal spacing reinforcing bar 14, be positioned at the bottom of the section of encorbelmenting, and be connected with the section of encorbelmenting is vertical.
The effect of stopping means is that restriction girder 1 transverse shifting occurs or vertically moves, and avoids occurring unstable phenomenon.Wherein, cross spacing reinforcing bar adopts 16 reinforcing bars, and pre-embedded steel slab in N floor plate 5, cross spacing reinforcing bar is connected with Plate Welding.Longitudinal spacing reinforcing bar 14 adopts 2 Φ 25 reinforcing bars, and itself and girder 1 are welded to connect.
Be fixedly connected with by angle steel 10 and bolt 12 between girder 1 with secondary beam 2;
Be provided with two angle steel be parallel to each other 10 below girder 1, be provided with two angle steel be parallel to each other 10 above secondary beam 2, the angle steel 10 that the angle steel 10 that girder 1 connects is connected with secondary beam 2 is mutually vertical, and on angle steel 10, cross-under has bolt 12.
Secondary beam 2 is channel-section steel, and girder 1 is i iron, and four bolts 12 distribute in tetragonal mode.For ensureing secondary beam 2 not occurred level displacement, on the girder 1 of secondary beam 2 both sides, the angle steel 10 of each welding L50*50*3 is fixed
On N floor plate 5, cross-under has frame pipe 16, and wire rope 4 is connected with N floor plate 5 by being connected in frame pipe 16;
Wire rope 4 is connected with euphroe.
Wherein, comprise two wire rope 4, steel cable 4 connects the girder 1 of the section of encorbelmenting end and the junction of secondary beam 2, the girder 1 in the middle part of the another steel cable 4 connection section of encorbelmenting and the junction of secondary beam 2.Wire rope 4 uses when straining construction and tightens device, ensures that wire rope 4 tightness is consistent.
The two ends of frame pipe 16 are provided with horn mouth, and horn mouth is provided with flexible gasket.
Bell-mouthed shape is comparatively level and smooth, meanwhile, arranges flexible gasket, can cushion friction, avoids wire rope 4 to occur the phenomenon of fracture.
One end and the section of encorbelmenting of inclined support bar 3 are welded to connect, and other end pipe support is fixedly connected with, and pipe support is fixedly connected with N-1 floor 6 plate.
Comprise two inclined support bars 3, adopt the end of inclined support bar 3, support section of encorbelmenting of Φ 48 × 3.0, another root supports the middle part of the section of encorbelmenting, and on flooring, pre-buried Φ 48 × 3.0 frame pipe 16 is given prominence to flooring 400mm and is connected with bearing diagonal rotating shaft fastener.
Full hall scaffold 8 comprises vertical rod, longitudinal cross bar, horizontal cross bar and bar of sweeping the floor; Longitudinal cross bar, horizontal cross bar and sweeping the floor between bar with vertical rod is connected by cruciform fastening for falsework;
Vertical rod is fixedly connected with secondary beam 2, N floor plate 5, N-1 floor 6 plate and N+1 floor plate 7.
In the section of encorbelmenting of girder 1 along its length, between vertical rod, be spaced apart 1100mm, girder 1 both sides, be i.e., between the section of encorbelmenting of two girders 1, respectively establish three vertical rods, between adjacent vertical rod, be spaced apart 700mm.Distance between horizon bar is 1500mm, and the distance of the bottom of bar distance of sweeping the floor vertical rod is not more than 200mm.
Be positioned at the full hall scaffold 8 on secondary beam 2, the vertical rod of its inner side is connected with wall connecting rod 15;
Wall connecting rod 15 is contour with N+1 floor plate 7, and wall connecting rod 15 is horizontally disposed with one end and is fixedly connected with vertical rod, and the other end is connected with mooring anchor, and mooring anchor is fixedly connected with N+1 floor plate 7.
By wall connecting rod 15, the full hall scaffold 8 on secondary beam 2 is linked together with N+1 floor plate 7, the globality between full hall scaffold 8 can be improved.
The high carriage of a kind of High Large Cantilever structure provided by the invention, in bracing frame build process, at least carry out construction and installation by three floor plates, completing building bracing frame main body by arranging girder 1, secondary beam 2, steel wire suspension apparatus and bearing diagonal device, forming the stable pedestal of encorbelmenting, afterwards, full hall scaffold 8 is set thereon, wherein, to higher storey setting full hall scaffold 8, requirement can be set to meet to encorbelment.
The high carriage of this High Large Cantilever structure, good stability, safety is high, and while can building high carriage, structure is simple, and easy construction, has wide range of applications, and is particularly useful for High Large Cantilever structure and uses.
Last it is noted that above each embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to foregoing embodiments to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (10)
1. the high carriage of a High Large Cantilever structure, it is characterized in that, comprise many girders, described girder comprises anchoring section and the section of encorbelmenting, described anchoring section is fixedly connected with N floor plate, described in the section of encorbelmenting is fixedly connected with many horizontally disposed secondary beams, described secondary beam is mutually vertical with described girder, described in every root, girder bottom is connected with bearing diagonal device, and described in every root, girder top is connected with steel wire suspension apparatus;
Described bearing diagonal device comprises many inclined support bars, and one end of many described inclined support bars is connected with the bottom of the described section of encorbelmenting, and the other end is fixedly connected with N-1 floor plate;
Described steel wire suspension apparatus comprises many wire rope, and one end of described wire rope is connected with the junction of described girder and described secondary beam, and the other end is connected with N+1 floor plate;
Described secondary beam and described N floor plate, described N+1 floor plate and described N-1 floor plate are equipped with full hall scaffold, described full hall scaffold is connected with two-way bridging.
2. the high carriage of High Large Cantilever structure according to claim 1, is characterized in that, the anchoring section of described girder is connected with described N floor plate by fastening devices;
Described fastening devices comprises angle steel, fixed head and bolt, and the bottom of described anchoring section is located at by described fixed head, and the top of described anchoring section is located at by described angle steel, angle steel, described anchoring section and described fixed head described in described screw bolt passes.
3. the high carriage of High Large Cantilever structure according to claim 1, is characterized in that, the edge that the end of described anchoring section is positioned at described N floor plate is provided with bracing means;
Described bracing means comprises two pieces of strengthening steel slabs, and described strengthening steel slab is fixedly connected with vertical tube with the horizontal ends of described N floor plate respectively.
4. the high carriage of High Large Cantilever structure according to claim 1, is characterized in that, described N floor plate is connected with the stopping means for spacing described girder;
Described stopping means comprises horizontal limit devices and longitudinal limiting device, described horizontal limit devices comprises two cross spacing reinforcing bars, the both sides that described girder is located at respectively by two described cross spacing reinforcing bars are fixedly connected with described N floor plate, described longitudinal limiting device comprises longitudinal spacing reinforcing bar, described longitudinal spacing reinforcing bar be located at described in the initiating terminal of the section of encorbelmenting, the bottom of the section of encorbelmenting described in being positioned at, and be connected with the described section of encorbelmenting is vertical.
5. the high carriage of High Large Cantilever structure according to claim 1, is characterized in that, is fixedly connected with between described girder with described secondary beam by angle steel and bolt;
Be provided with two angle steel be parallel to each other below described girder, be provided with two angle steel be parallel to each other above described secondary beam, the angle steel that the angle steel that described girder connects is connected with described secondary beam is mutually vertical, and on described angle steel, cross-under has described bolt.
6. the high carriage of High Large Cantilever structure according to claim 1, is characterized in that, on described N+1 floor plate, cross-under has frame pipe, and described wire rope is connected with described N+1 floor plate by being connected in described frame pipe;
Described wire rope is connected with euphroe.
7. the high carriage of High Large Cantilever structure according to claim 6, is characterized in that, the two ends of described frame pipe are provided with horn mouth, and described horn mouth is provided with flexible gasket.
8. the high carriage of High Large Cantilever structure according to claim 1, is characterized in that, one end and the described section of encorbelmenting of described inclined support bar are welded to connect, and other end pipe support is fixedly connected with, and described pipe support is fixedly connected with described N-1 floor plate.
9. the high carriage of High Large Cantilever structure according to claim 1, is characterized in that, described full hall scaffold comprises vertical rod, longitudinal cross bar, horizontal cross bar and bar of sweeping the floor; Described longitudinal cross bar, described horizontal cross bar and described in sweep the floor between bar with described vertical rod and be connected by cruciform fastening for falsework;
Described vertical rod is fixedly connected with described secondary beam, N floor plate, described N-1 floor plate and described N+1 floor plate.
10. the high carriage of High Large Cantilever structure according to claim 9, is characterized in that, is positioned at the described full hall scaffold on described secondary beam, and the described vertical rod of its inner side is connected with wall connecting rod;
Described wall connecting rod and described N+1 floor plate contour, described wall connecting rod is horizontally disposed with one end and is fixedly connected with described vertical rod, and the other end is connected with mooring anchor, and described mooring anchor is fixedly connected with described N+1 floor plate.
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| CN108104453A (en) * | 2017-11-30 | 2018-06-01 | 中国二十冶集团有限公司 | Cantilevered structure construction method |
| CN109898821A (en) * | 2019-03-21 | 2019-06-18 | 陕西建工第九建设集团有限公司 | A kind of construction method of high-altitude overhanging template support frame body |
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| CN115182526A (en) * | 2022-08-11 | 2022-10-14 | 中国建筑第七工程局有限公司 | High-altitude overhanging stair structure and construction method thereof |
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