CN110388000A - The cast-in-place overhanging beam construction method of multilayer fashioned iron-drag-line dimensional support super-span - Google Patents

The cast-in-place overhanging beam construction method of multilayer fashioned iron-drag-line dimensional support super-span Download PDF

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Publication number
CN110388000A
CN110388000A CN201910702398.6A CN201910702398A CN110388000A CN 110388000 A CN110388000 A CN 110388000A CN 201910702398 A CN201910702398 A CN 201910702398A CN 110388000 A CN110388000 A CN 110388000A
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CN
China
Prior art keywords
construction
type steel
drag
span
overhanging
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CN201910702398.6A
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Chinese (zh)
Inventor
朱凯
陈小林
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杭州悦为科技有限公司
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Priority to CN201910702398.6A priority Critical patent/CN110388000A/en
Publication of CN110388000A publication Critical patent/CN110388000A/en

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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04CSTRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C3/00Structural elongated elements designed for load-supporting
    • E04C3/02Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
    • E04C3/20Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of concrete or other stone-like material, e.g. with reinforcements or tensioning members
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR OTHER BUILDING AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G3/00Scaffolds essentially supported by building constructions, e.g. adjustable in height
    • E04G3/18Scaffolds essentially supported by building constructions, e.g. adjustable in height supported by cantilevers or other provisions mounted in openings in the building, e.g. window openings

Abstract

The present invention relates to a kind of cast-in-place overhanging beam construction methods of multilayer fashioned iron-drag-line dimensional support super-span, it is characterized by comprising typical floor constructions, overhanging type steel installation, drag-line construction, supporting rod installation, operation platform is built, scaffold construction, Long-span Cantilever Beams construction and operation platform are removed, pass through drag-line, the overhanging type steel beam of different length, vertical supporting rod piece, the combinations such as brace and longitudinal rod connect to form English truss support construction, construction loads is distributed in 4 ~ 6 layers of structure, support construction form is reliable, bearing capacity is met the requirements, and the U-shaped anchor ring that support construction is related to, the fixing pieces such as hanging ring pass through beam body, the pre-buried pvc pipe installation of floor plates, it is convenient to assemble and disassemble, after Cantilever Beams construction, all material is recyclable to be recycled, with preferable economic and social benefits.

Description

The cast-in-place overhanging beam construction method of multilayer fashioned iron-drag-line dimensional support super-span

Technical field

The present invention relates to technical field of building construction more particularly to a kind of multilayer fashioned iron-drag-line dimensional support super-spans Cast-in-place overhanging beam construction method.

Background technique

With the diversity of modern building design function, to meet the visual effect and meet indoor that alien invasion soars aloft floating in the air The requirement of large area, Long-span Cantilever structure have become one of the important technical realized and build peculiar shape-designing;But It is that it is difficult to be faced with numerous constructions such as high-altitude formwork is difficult, support is unstable, difficulty of construction is high in Long-span Cantilever Beams construction Topic, causes to be easy to appear local deformation or tilt phenomenon in concrete structure construction.

Summary of the invention

The problem of it is an object of the invention to Cantilever Beams constructions cast-in-place for existing super-span, proposes one kind The cast-in-place overhanging beam construction method of multilayer fashioned iron-drag-line dimensional support super-span, adopts the following technical solutions.

The cast-in-place overhanging beam construction method of multilayer fashioned iron-drag-line dimensional support super-span, which is characterized in that including applying as follows Work step is rapid:

S1, typical floor construction: column, crossbeam and the floor plates for each index bed of successively constructing, the U-shaped anchor in crossbeam, floor plates Pre-buried pvc pipe is arranged in ring, positioning bolt and lifting bolt installed position, and casting concrete simultaneously conserves;

S2, overhanging type steel installation: on N+1 layer, N+2 layers and N+3 layer pass through U-shaped anchor ring successively install lower layer's overhanging type steel, in Layer overhanging type steel and upper layer overhanging type steel;

S3, drag-line construction: lifting bolt is installed to crossbeam side, the hanging ring welded on drag-line one end and overhanging type steel is connect, separately One end is connect with the lifting bolt of upper layer crossbeam side, and the flower basket bolt adjustment length by being arranged in the middle part of drag-line is simultaneously locked;

S4, supporting rod installation:

S4.1, vertical strut is installed between upper and lower level overhanging type steel;

S4.2, installation brace;

S4.3, installation longitudinal rod;

S5, operation platform are built: successively installing fashioned iron secondary beam on the overhanging type steel of upper layer and panel forms operation platform, and applying Guardrail is arranged in work platform surrounding;

S6, scaffold construction: setting up scaffold and supporting module on operation platform, and dragon is arranged between template and scaffold Bone;

S7, Long-span Cantilever Beams construction: it after binding Long-span Cantilever Beams reinforced frame, casting concrete and is conserved in template;

S8, operation platform are removed: after Long-span Cantilever beam strength reaches requirement, successively removing scaffold, support rod from top to bottom Part, drag-line, overhanging type steel and Accessory Members.

Preferably, the pre-buried pvc pipe is fixed on the reinforced frame in crossbeam or floor plates, and both ends are temporarily with stopper plug Firmly.

Preferably, the U-shaped anchor ring passes through pre-buried pvc pipe from lower part, is arranged between U-shaped anchor ring and the lower part of floor plates solid Determine block, on the top of floor plates, cushion block is arranged in overhanging type steel lower part, and overhanging type steel two sides are arranged timber wedge, are collectively disposed at U-shaped anchor ring It is interior, pressing plate is set on U-shaped anchor ring, and is fastened by nut and overhanging type steel is fixed in floor plates.

Preferably, the upper layer overhanging type steel cantilever span is 1.5 ~ 2.0m longer than the cantilever span of Long-span Cantilever Beams, respectively The cantilever span of layer overhanging type steel successively shortens 3 ~ 4m from top to bottom.

Preferably, billet is arranged in the two sides of pre-buried pvc pipe in the crossbeam, and lifting bolt passes through pre-buried pvc pipe and passes through Nut is fixed on crossbeam, and the vertical strut close to crossbeam side is fixed on crossbeam by positioning bolt.

Preferably, the drag-line is arranged symmetrically 2 along each overhanging type steel length direction, and the hanging ring spacing 2 of overhanging type steel ~ 3m, drag-line are successively installed from lower to upper.

Preferably, the vertical strut, brace and longitudinal rod end are equipped with end plate, and the node between overhanging type steel is equal It is connected by high-strength bolt, according to successively installation from lower to upper, overhanging type steel, vertical strut, brace and longitudinal rod are formed surely Fixed triangular truss structure.

Preferably, the Long-span Cantilever beam length is 10 ~ 20m, can be arranged according to Long-span Cantilever beam length more Layer overhanging type steel, is not limited to three layers of overhanging type steel.

The beneficial effects of the present invention are:

1, multilayer fashioned iron-drag-line three-dimensional support structure being formed by the section steel beam of drag-line, different length, construction loads is distributed to 4 ~ In 6 layers of structure, support construction form is reliable, and bearing capacity is met the requirements;

2, lateral section steel beam and vertical supporting rod piece form triangular truss structure in multilayer fashioned iron-drag-line three-dimensional support structure, and And lateral section steel beam is connected with vertical strut using high-strength bolt, speed of application is fast, and consolidation effect is good;

3, the fixing pieces such as U-shaped anchor ring, hanging ring that support construction is related to are installed by beam body, wall pre-embedded pvc pipe, in Cantilever Beams After construction, recycling may be recovered;

4, subsequent to be not necessarily to cutting operation using PVC sleeve pipe pre-embedding in beam body, floor plates, flatness is not influenced, it only need to be by PVC Casing hole is blocked, construction is simple;

5, it since U-shaped steel muscle anchor ring peace is torn open simply, improves multilayer fashioned iron-drag-line three-dimensional support structure peace and tears efficiency open, improve The service efficiency of circulation material, shortens construction period.

Detailed description of the invention

Fig. 1 is the cast-in-place Cantilever Beams multilayer fashioned iron of super-span-drag-line dimensional support platform schematic diagram;

Fig. 2 is right side view;

Fig. 3 is N+2 layers of top view;

Fig. 4 is beam side built-in connection;

Fig. 5 is the A-A sectional view in Fig. 4;

Fig. 6 is the B-B sectional view in Fig. 4;

Fig. 7 is that U-shaped anchor ring structural schematic diagram can be recycled;

Fig. 8 is operation platform structural schematic diagram.

It is marked in figure: 1- Long-span Cantilever Beams, 2- crossbeam, 3- column, 4- floor plates, 41-N layers, 42-N+1 layers, 43-N+2 Layer, 44-N+3 layers, 45-N+4 layers, 5-U type anchor ring, 6- scaffold, 7- keel, 8- overhanging type steel, the upper layer 81- overhanging type steel, 82- Middle layer overhanging type steel, 83- lower layer overhanging type steel, 9- fashioned iron secondary beam, 10- panel, 11- guardrail, the vertical strut of 12-, 13- brace, 14- longitudinal rod, 15- hanging ring, 16- flower basket bolt, 17- drag-line, 18- gasket ring, 19- billet, 20- positioning bolt, 21- hanging ring Bolt, the pre-buried pvc pipe of 22-, 23- nut, 24- timber wedge, 25- cushion block, 26- fixed block, 27- pressing plate.

Specific embodiment

In order to deepen the understanding of the present invention, it below with reference to Fig. 1 to Fig. 8, elaborates to the embodiment of the present invention, Following embodiment is implemented under the premise of the technical scheme of the present invention, gives detailed embodiment, but of the invention Protection scope is not limited to the following embodiments.

In Fig. 1 ~ 3,1 cantilever span 10m of Long-span Cantilever Beams is vertical to be used as operation platform branch using three overhanging type steels 8 Support, 8 horizontal space 4m of overhanging type steel.45 setting drag-line 17 of N+4 layer and be not provided with overhanging type steel 8, upper layer overhanging type steel 81 is outstanding Length 11m is chosen, the regular length on N+3 layer 44 is 8m, and overhanging type steel 82 cantilever span 7.5m in middle layer is arranged in N+2 layer 43, 83 cantilever span 3.75m of lower layer's overhanging type steel, is arranged in N+1 layer 42, and the regular length on N+2 layer 43 and N+1 layer 42 is 4m.The a height of 4.5m of building storey, upper layer overhanging type steel 81 are connect with the lifting bolt 21 on N+4 layer 45 by 3 pairs of drag-lines 17, middle layer Overhanging type steel 82 is connect with the lifting bolt 21 on N+2 layer by 2 pairs of drag-lines 17, on lower layer's overhanging type steel 83 and N+1 layer 42 Lifting bolt 21 is connected by 1 pair of drag-line 17, and 17 lower end of drag-line connects the hanging ring 15 on overhanging type steel 8, and hanging ring 15 is along overhanging type 8 length direction of steel is symmetrically arranged every 2 ~ 3m, and a pair of of drag-line 17 is at least arranged on overhanging type steel 8.

In Fig. 4 ~ 6, the vertical strut 12 in 2 side of crossbeam is fixed on 19 centre bit of billet by positioning bolt 20 and nut 23 It sets, vertical 12 two sides of strut are symmetrically arranged with four lifting bolts 21.

In Fig. 7, U-shaped anchor ring 5 passes through pre-buried pvc pipe 22 from lower part, is arranged between U-shaped anchor ring 5 and the lower part of floor plates 4 solid Determine block 26, on the top of floor plates 4, cushion block 25 is arranged in 8 lower part of overhanging type steel, and 8 two sides of overhanging type steel are arranged timber wedge 24, set jointly In in U-shaped anchor ring 5, pressing plate 27 is set, and overhanging type steel 8 is fixed in floor plates 4 by the fastening of nut 23 on U-shaped anchor ring, U-shaped anchor ring 5 after construction, billet 19 and positioning bolt 20 can recycle without damage on crossbeam 2.

Fig. 8 is operation platform structural schematic diagram, and fashioned iron secondary beam 9 is laid on upper layer overhanging type steel 81, places panel on secondary beam 9 10, operation platform is formed, railing 11 is arranged in platform surrounding.

The above-mentioned multilayer fashioned iron-cast-in-place Cantilever Beams of drag-line dimensional support super-span, the present invention use following construction procedure:

S1, typical floor construction: column 3, crossbeam 2 and the floor plates 4 for each index bed of successively constructing, the U in crossbeam 2, floor plates 4 Pre-buried pvc pipe 22 is arranged in type anchor ring 5, positioning bolt 20 and 21 installed position of lifting bolt, and casting concrete simultaneously conserves;

S2, overhanging type steel 8 are installed: successively installing lower layer's overhanging by U-shaped anchor ring 5 on N+1 layer 42, N+2 layer 43 and N+3 layer 44 Fashioned iron 83, middle layer overhanging type steel 82 and upper layer overhanging type steel 81;

S3, drag-line 17 are constructed: lifting bolt 21 is installed to 2 side of crossbeam, the hanging ring welded on 17 one end of drag-line and overhanging type steel 8 15 connections, the other end are connect with the lifting bolt 21 of 2 side of upper layer crossbeam, are adjusted by the flower basket bolt 16 being arranged in the middle part of drag-line 17 Length is simultaneously locked;

S4, supporting rod installation:

S4.1, vertical strut 12 is installed between upper and lower level overhanging type steel 8;

S4.2, installation brace 13;

S4.3, installation longitudinal rod 14;

S5, operation platform are built: fashioned iron secondary beam 9 be successively installed on upper layer overhanging type steel 81 and panel 10 forms operation platform, And guardrail 11 is set in operation platform surrounding;

S6, scaffold 6 are constructed: being set up scaffold 6 and supporting module on operation platform, be arranged between template and scaffold 6 Keel 7;

S7, Long-span Cantilever Beams 1 are constructed: after binding 1 reinforced frame of Long-span Cantilever Beams, casting concrete and being conserved in template;

S8, operation platform are removed: after 1 intensity of Long-span Cantilever Beams reaches requirement, successively removing scaffold 6, support from top to bottom Rod piece, drag-line 17, overhanging type steel 8 and Accessory Members.

Above-described embodiment is only used for illustrating technical concept of the invention, rather than the restriction to rights protection of the present invention, It is all to be made a non-material change to the present invention using this design, protection scope of the present invention should all be fallen into.

Claims (8)

1. the cast-in-place overhanging beam construction method of multilayer fashioned iron-drag-line dimensional support super-span, which is characterized in that including constructing as follows Step:
S1, typical floor construction: column (3), crossbeam (2) and the floor plates (4) for each index bed of successively constructing, in crossbeam (2), building Pre-buried pvc pipe (22) is arranged in U-shaped anchor ring (5), positioning bolt (20) and lifting bolt (21) installed position on laminate (4), pours It builds concrete and conserves;
S2, overhanging type steel (8) installation: successively pacified on N+1 layers (42), N+2 layers (43) and N+3 layers (44) by U-shaped anchor ring (5) Load a layer overhanging type steel (83), middle layer overhanging type steel (82) and upper layer overhanging type steel (81);
S3, drag-line (17) construction: lifting bolt (21) is installed to crossbeam (2) side, on drag-line (17) one end and overhanging type steel (8) The hanging ring (15) of welding connects, and the other end is connect with the lifting bolt (21) of upper layer crossbeam (2) side, by setting in the middle part of drag-line (17) Flower basket bolt (16) adjustment length set simultaneously is locked;
S4, supporting rod installation:
S4.1, vertical strut (12) are installed between upper and lower level overhanging type steel (8);
S4.2, installation brace (13);
S4.3, installation longitudinal rod (14);
S5, operation platform are built: successively installing fashioned iron secondary beam (9) on upper layer overhanging type steel (81) and panel (10) forms construction Platform, and guardrail (11) are set in operation platform surrounding;
S6, scaffold (6) construction: setting up scaffold (6) and supporting module on operation platform, template and scaffold (6) it Between be arranged keel (7);
S7, Long-span Cantilever Beams (1) construction: it after binding Long-span Cantilever Beams (1) reinforced frame, casting concrete and is supported in template Shield;
S8, operation platform remove: after Long-span Cantilever Beams (1) intensity reaches requirement, from top to bottom successively remove scaffold (6), Supporting rod, drag-line (17), overhanging type steel (8) and Accessory Members.
2. the cast-in-place overhanging beam construction method of multilayer fashioned iron-drag-line dimensional support super-span according to claim 1, special Sign is, in the S1, pre-buried pvc pipe is fixed on the reinforced frame in crossbeam (2) or floor plates (4), and stopper is temporarily used at both ends It clogs.
3. the cast-in-place overhanging beam construction method of multilayer fashioned iron-drag-line dimensional support super-span according to claim 1, special Sign is, in the S2, U-shaped anchor ring (5) passes through pre-buried pvc pipe (22) from lower part, the lower part of U-shaped anchor ring (5) and floor plates (4) Between be arranged fixed block (26), on the top of floor plates (4), overhanging type steel (8) lower part be arranged cushion block (25), overhanging type steel (8) Timber wedge (24) are arranged in two sides, are collectively disposed in U-shaped anchor ring (5), and pressing plate (27) are arranged on U-shaped anchor ring (5), and pass through nut (23) Overhanging type steel (8) is fixed on floor plates (4) by fastening.
4. the cast-in-place overhanging beam construction method of multilayer fashioned iron-drag-line dimensional support super-span according to claim 1, special Sign is, in the S2, overhanging type steel (81) cantilever span in upper layer is longer than the cantilever span of Long-span Cantilever Beams (1) by 1.5 ~ 2.0m, the cantilever span of each layer overhanging type steel (8) successively shorten 3 ~ 4m from top to bottom.
5. the cast-in-place overhanging beam construction method of multilayer fashioned iron-drag-line dimensional support super-span according to claim 1, special Sign is, in the S3 and S4, billet (19) are arranged in the two sides of pre-buried pvc pipe (22) in crossbeam (2), and lifting bolt (21) is worn It crosses pre-buried pvc pipe (22) to be fixed on crossbeam (2) by nut (23), it is fixed that the vertical strut (12) close to crossbeam (2) side passes through Position bolt (20) is fixed on crossbeam (2).
6. the cast-in-place overhanging beam construction method of multilayer fashioned iron-drag-line dimensional support super-span according to claim 1, special Sign is, in the S3, drag-line (17) is arranged symmetrically 2 along each overhanging type steel (8) length direction, and overhanging type steel (8) are hung Ring (15) 2 ~ 3m of spacing, drag-line (17) successively installation from lower to upper.
7. the cast-in-place overhanging beam construction method of multilayer fashioned iron-drag-line dimensional support super-span according to claim 1, special Sign is, in the S4, vertical strut (12), brace (13) and longitudinal rod (14) end are equipped with end plate, with overhanging type steel (8) node between is connected by high-strength bolt, according to successively installation from lower to upper, overhanging type steel (8), vertical strut (12), Brace (13) and longitudinal rod (14) form stable triangular truss structure.
8. the cast-in-place overhanging beam construction method of multilayer fashioned iron-drag-line dimensional support super-span according to claim 1, special Sign is that Long-span Cantilever Beams (1) length is 10 ~ 20m, can be overhang according to Long-span Cantilever Beams (1) length arranging multiplayer Fashioned iron (8) is not limited to three layers of overhanging type steel (8).
CN201910702398.6A 2019-07-31 2019-07-31 The cast-in-place overhanging beam construction method of multilayer fashioned iron-drag-line dimensional support super-span CN110388000A (en)

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Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2299315A1 (en) * 2005-11-04 2008-05-16 Constructora Eshor, S.L. Scaffolding eave has series of tubular brackets with horizontal and vertical leg, which includes internal central areas, and two blocks are provided, which has fixing units for rail protection of scaffolding
CN101538896A (en) * 2009-04-03 2009-09-23 标力建设集团有限公司 Construction method for jettied structure at high attitude of high-rise building
CN102444203A (en) * 2011-09-15 2012-05-09 浙江城建建设集团有限公司 High-altitude long-span overhanging corridor type reinforced concrete structure and construction method
CN102777022A (en) * 2012-08-03 2012-11-14 汕头市建筑工程总公司 Postpositional double-steel-channel overhanging scaffold and construction method thereof
CN103669845A (en) * 2013-12-26 2014-03-26 常州第一建筑集团有限公司 High-altitude long-span overhung cornice formwork supporting system and constructing method thereof
CN205348725U (en) * 2015-12-22 2016-06-29 中建六局第三建筑工程有限公司 Large -span, bearing structure that encorbelments by a wide margin
CN106150088A (en) * 2016-08-11 2016-11-23 上海嘉实(集团)有限公司 Large cantilever beam slab combined type formwork system and construction method
CN106703407A (en) * 2017-02-17 2017-05-24 四川省第六建筑有限公司 Construction method of double-layered shape steel supporting rack of cantilever beam plate
CN206957868U (en) * 2017-06-01 2018-02-02 北京中能金瀚能源技术有限公司 The box-like generating cone pulley of the more wind energy groups of high-power vertical shaft builds integral overlapping system
CN109629810A (en) * 2018-12-29 2019-04-16 杭州江润科技有限公司 Closed builder's jack system and construction method

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2299315A1 (en) * 2005-11-04 2008-05-16 Constructora Eshor, S.L. Scaffolding eave has series of tubular brackets with horizontal and vertical leg, which includes internal central areas, and two blocks are provided, which has fixing units for rail protection of scaffolding
CN101538896A (en) * 2009-04-03 2009-09-23 标力建设集团有限公司 Construction method for jettied structure at high attitude of high-rise building
CN102444203A (en) * 2011-09-15 2012-05-09 浙江城建建设集团有限公司 High-altitude long-span overhanging corridor type reinforced concrete structure and construction method
CN102777022A (en) * 2012-08-03 2012-11-14 汕头市建筑工程总公司 Postpositional double-steel-channel overhanging scaffold and construction method thereof
CN103669845A (en) * 2013-12-26 2014-03-26 常州第一建筑集团有限公司 High-altitude long-span overhung cornice formwork supporting system and constructing method thereof
CN205348725U (en) * 2015-12-22 2016-06-29 中建六局第三建筑工程有限公司 Large -span, bearing structure that encorbelments by a wide margin
CN106150088A (en) * 2016-08-11 2016-11-23 上海嘉实(集团)有限公司 Large cantilever beam slab combined type formwork system and construction method
CN106703407A (en) * 2017-02-17 2017-05-24 四川省第六建筑有限公司 Construction method of double-layered shape steel supporting rack of cantilever beam plate
CN206957868U (en) * 2017-06-01 2018-02-02 北京中能金瀚能源技术有限公司 The box-like generating cone pulley of the more wind energy groups of high-power vertical shaft builds integral overlapping system
CN109629810A (en) * 2018-12-29 2019-04-16 杭州江润科技有限公司 Closed builder's jack system and construction method

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