CN108104453A - Cantilevered structure construction method - Google Patents

Cantilevered structure construction method Download PDF

Info

Publication number
CN108104453A
CN108104453A CN201711244177.6A CN201711244177A CN108104453A CN 108104453 A CN108104453 A CN 108104453A CN 201711244177 A CN201711244177 A CN 201711244177A CN 108104453 A CN108104453 A CN 108104453A
Authority
CN
China
Prior art keywords
steel
cantilevered
layer
construction
sheaf
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201711244177.6A
Other languages
Chinese (zh)
Inventor
张健
张建民
张建文
刘培文
丁诚
王立强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China MCC20 Group Corp Ltd
Original Assignee
China MCC20 Group Corp Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China MCC20 Group Corp Ltd filed Critical China MCC20 Group Corp Ltd
Priority to CN201711244177.6A priority Critical patent/CN108104453A/en
Publication of CN108104453A publication Critical patent/CN108104453A/en
Pending legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR 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
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G5/00Component parts or accessories for scaffolds
    • E04G5/006Scaffold with cantilevered sections, e.g. to accommodate overhangs or recesses in the facade
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G5/00Component parts or accessories for scaffolds
    • E04G5/04Means for fastening, supporting, or bracing scaffolds on or against building constructions

Abstract

The present invention proposes a kind of cantilevered structure construction method, including:After the second layer structure sheaf on the downside of cantilevered structure layer pours, I-steel is set on second structure sheaf, the I-steel is setting up the cantilevered structure layer supporting rack;When being poured close to the following first layer structure sheaf of cantilevered structure layer, the pre-buried draw ring on the first layer structure sheaf, draw ring is connected by steel wire rope I-steel, to pass through I-steel described in the steel wire rope drawknot;Template is laid on the I-steel, an operating platform is formed, cantilevered structure layer supporting rack is set up on the operating platform, to pour the cantilevered structure layer.This hair is by setting I-steel, I-steel is set in anchoring ring fixed, and draw ring is set on the structural slab on the upper strata of I-steel, one drawknot I-steel of oblique pull steel wire rope is connected by draw ring, it solves and determining for I-steel is fixed in the form of hound, using this method, financial resources and material resources are not only saved, also substantially increase construction efficiency.

Description

Cantilevered structure construction method
Technical field
The present invention relates to technical field of civil engineering, in particular to a kind of cantilevered structure construction method.
Background technology
With the development of society, more and more high-rise, high-rise buildings more focus on the appearance of building, and it is beautiful Architectural image will certainly increase the difficulty of structure construction, the situation of wherein high-altitude structure overhanging staggered floor is essential, in structure In the case that the length of overhanging is little, in order to ensure safety, shuttering supporting sets the shape of hound frequently with overhanging type steel bottom Formula, not only difficulty of construction is big for the method, and when story height is higher, need to increase multiple tracks hound, need to put into substantial amounts of manpower Material resources, waste are serious.
The content of the invention
In consideration of it, the present invention proposes a kind of cantilevered structure construction method, it is intended to solve cantilevered structure shuttering supporting and The problem of support platform, difficulty of construction is larger.
On one side, the present invention proposes a kind of cantilevered structure construction method, including:On the downside of cantilevered structure layer After second layer structure sheaf pours, I-steel is set on second structure sheaf, the I-steel is tied to set up the overhanging Structure layer supporting rack;When being poured close to the following first layer structure sheaf of cantilevered structure layer, the pre-buried draw ring on the first layer structure sheaf, The draw ring is connected by I-steel described in steel wire rope, to pass through I-steel described in the steel wire rope drawknot;In the I-shaped Template is laid on steel, an operating platform is formed, cantilevered structure layer supporting rack is set up on the operating platform, it is described outstanding to pour Choose structure sheaf.
Further, before second structure sheaf is poured, pre-buried anchoring ring in second structure sheaf is being poured, it is described Anchoring ring is used to be arranged the I-steel.
Further, the anchoring ring is arranged on second structure sheaf close to the cantilevered structure layer supporting rack one side End.
Further, the gap between the I-steel and the anchor ring is blocked by timber wedge.
Further, the draw ring is embedded in the first structure layer close to the end of the cantilevered structure layer supporting rack one side Portion.
Further, described steel wire rope one end is connected with the draw ring, and the other end is connected with the I-steel, to drawknot The I-steel.
Further, the quantity of the steel wire rope increases according to the increase of the I-steel length.
Further, external scaffolding is set up on the operating platform, the external scaffolding is located at the cantilevered structure layer The outside of supporting rack.
Further, drawknot bar is equipped between the external scaffolding and the cantilevered structure layer supporting rack, it is described to prevent External scaffolding topples.
Further, the anchoring ring and the draw ring are made of round steel.
Compared with prior art, beneficial effects of the present invention are:By setting I-steel, I-steel is set in anchoring ring Interior fixation, and draw ring is set on the structural slab on the upper strata of I-steel, oblique pull steel wire rope drawknot I-steel, solution are connected by draw ring It has determined and determining for I-steel is fixed in the form of hound, using this method, not only saved financial resources and material resources, also substantially increase Construction efficiency.
Description of the drawings
By reading the detailed description of hereafter preferred embodiment, it is various other the advantages of and benefit it is common for this field Technical staff will be apparent understanding.Attached drawing is only used for showing the purpose of preferred embodiment, and is not considered as to the present invention Limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings:
Fig. 1 is cantilevered structure construction method flow chart of the embodiment of the present invention;
Fig. 2 is the structure diagram of cantilevered structure construction method of the embodiment of the present invention;
Fig. 3 is the anchoring ring schematic diagram of cantilevered structure construction method of the embodiment of the present invention.
Specific embodiment
The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although the disclosure is shown in attached drawing Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure Completely it is communicated to those skilled in the art.It should be noted that in the case where there is no conflict, embodiment in the present invention and Feature in embodiment can be mutually combined.The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
As shown in fig.1, it is cantilevered structure construction method flow chart of the embodiment of the present invention.Cantilevered structure construction method bag Include following steps:
After S201 second layer structure sheafs pour, I-steel is set on the second structure sheaf;
S202 pre-buried draw rings on first layer structure sheaf, draw ring are connected by steel wire rope I-steel;
S203 is laid with template on I-steel, forms an operating platform, sets up the support of cantilevered structure layer on the operational platform Frame, to pour cantilevered structure layer.
Specifically, after step S201 second layers structure sheaf pours, I-steel is set on the second structure sheaf.
After close to cantilevered structure layer, second layer structure sheaf pours below 11, I-steel 3 is set on the second structure sheaf 2, I-steel 3 is setting up 11 supporting rack of cantilevered structure layer.It is pre-buried in the second structure sheaf 2 pouring before the second structure sheaf 2 is poured Anchoring ring 1, anchoring ring 1 are used to be arranged I-steel 3.Anchoring ring 1 is arranged on the second structure sheaf 2 close to 11 supporting rack of cantilevered structure layer The end of one side.Gap between I-steel 3 and anchor ring is blocked by timber wedge.Second layer structure sheaf is 11 downside of cantilevered structure layer Structural slab, be floor plates, the second layer structure is to be separated by the floor of a layer structure plate with cantilevered structure layer 11.
Specifically, step S202 pre-buried draw rings 6 on first layer structure sheaf, draw ring 6 are connected by 9 I-steel 3 of steel wire rope It connects.When close to cantilevered structure layer, first layer structure sheaf pours below 11, pre-buried draw ring 6, draw ring 6 pass through on first layer structure sheaf 9 I-steel 3 of steel wire rope connects, to pass through 9 drawknot I-steel 3 of steel wire rope.Draw ring 6 is embedded in first structure layer 7 close to overhanging The end of 11 supporting rack one side of structure sheaf.9 one end of steel wire rope is connected with draw ring 6, and the other end is connected with I-steel 3, to drawknot I-steel 3.The quantity of steel wire rope 9 is set according to the length of I-steel 3.First layer structure sheaf is the knot on the downside of cantilevered structure layer 11 Structure plate, is floor plates, and the first layer structure is the floor of the structural slab adjacent with cantilevered structure layer 11.
Specifically, step S203 is laid with template 4 on I-steel 3, forms an operating platform, sets up on the operational platform 11 supporting rack of cantilevered structure layer, to pour cantilevered structure layer 11.Template 4 is laid on I-steel 3, forms an operating platform, 11 supporting rack of cantilevered structure layer is set up on operating platform, to pour cantilevered structure layer 11.External scaffolding 8 is set up on operating platform, External scaffolding 8 is located at the outside of 11 supporting rack of cantilevered structure layer.It is equipped with and draws between 11 supporting rack of external scaffolding 8 and cantilevered structure layer Bar is tied, to prevent external scaffolding 8 from toppling.Anchoring ring 1 and draw ring 6 are made of round steel.
It is understood that the above method by setting I-steel 3, I-steel 3 is set in anchoring ring 1 and is fixed, and Draw ring 6 on the structural slab on the upper strata of I-steel 3 is set, 9 one drawknot I-steel 3 of oblique pull steel wire rope is connected by draw ring 6, is solved Determining for I-steel 3 is fixed in the form of hound, using this method, financial resources and material resources is not only saved, also substantially increases Construction efficiency.
As shown in fig.3, it is the structure diagram of cantilevered structure construction method of the embodiment of the present invention.Described in the present embodiment Method can implement according to the following steps:Wherein, N is cantilevered structure layer 11
1st, before N-2 layer concretes pour, pre-buried anchoring ring 1, anchoring ring 1 is made of round steel, position and size Implement according to arrangement and method for construction;
2nd, N-2 floor board concretes are poured;
The 3rd, I-steel 3 is installed, 3 model of I-steel is selected according to actual demand, and the gap between I-steel 3 and anchor ring uses Timber wedge plug is dead;
4th, template 4 is laid on I-steel 3, to form a platform for being used to support, operating;
5th, N-1 layers of supporting frame 5 are set up, N-1 layers of template, reinforcing bar are installed;
6 are made in N-1 layers of pre-buried draw ring 6, draw ring 6 of round steel, and model is set according to arrangement and method for construction;
7th, N-1 floor plates are poured;
The 8th, oblique pull steel wire rope 9 is installed, 9 model of steel wire rope is performed according to calculated description, can be selected according to 11 length of cantilevered structure layer Select the quantity of oblique pull steel wire rope 9;
9th, external scaffolding 8, external scaffolding 8 and cantilevered structure share operations platform are set up, then sets up overhang layer overhanging portion Point and it is non-overhanging part supporting frame 105, ensure outrigger scaffolding height be more than supporting rack, and carry out outrigger drawknot bar and other Antidumping measure.
10th, pour overhanging layer concrete, in casting process, construction monitoring is carried out to the situation for overhanging part, ensures construction Safety.
It is 1 schematic diagram of anchoring ring of cantilevered structure construction method of the embodiment of the present invention with reference to shown in Fig. 3.Specifically, The middle part of anchoring ring 1 be bent into 3 corresponding shape of I-steel so that I-steel 3 is by it, and the both ends of anchoring ring 1 Portion's bendable is converted into hook solid, is embedded in floor layer, and anchoring ring 1 is embedded in the part in floor layer, the straight section of crotch leading portion Part is equipped with bottom muscle 12 and fixes anchoring ring 1.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art God and scope.In this way, if these modifications and changes of the present invention belongs to the scope of the claims in the present invention and its equivalent technologies Within, then the present invention is also intended to comprising including these modification and variations.

Claims (10)

1. a kind of cantilevered structure construction method, which is characterized in that including:
After the second layer structure sheaf on the downside of cantilevered structure layer pours, I-steel is set on second structure sheaf, institute I-steel is stated to set up the cantilevered structure layer supporting rack;
When being poured close to the following first layer structure sheaf of cantilevered structure layer, the pre-buried draw ring on the first layer structure sheaf, the drawing Ring is connected by I-steel described in steel wire rope, to pass through I-steel described in the steel wire rope drawknot;
Template is laid on the I-steel, forms an operating platform, the support of cantilevered structure layer is set up on the operating platform Frame, to pour the cantilevered structure layer.
2. cantilevered structure construction method according to claim 1, which is characterized in that before second structure sheaf is poured, Pre-buried anchoring ring in second structure sheaf is being poured, the anchoring ring is used to be arranged the I-steel.
3. cantilevered structure construction method according to claim 2, which is characterized in that the anchoring ring is arranged on described second Structure sheaf is close to the end of the cantilevered structure layer supporting rack one side.
4. cantilevered structure construction method according to claim 3, which is characterized in that between the I-steel and the anchor ring Gap blocked by timber wedge.
5. cantilevered structure construction method according to claim 4, which is characterized in that the draw ring is embedded in first knot Structure layer is close to the end of the cantilevered structure layer supporting rack one side.
6. cantilevered structure construction method according to claim 5, which is characterized in that described steel wire rope one end and the draw ring Connection, the other end is connected with the I-steel, to I-steel described in drawknot.
7. cantilevered structure construction method according to claim 6, which is characterized in that the quantity of the steel wire rope is according to The increase of I-steel length and increase.
8. cantilevered structure construction method according to claim 7, which is characterized in that outer foot is set up on the operating platform Hand cradle, the external scaffolding are located at the outside of the cantilevered structure layer supporting rack.
9. cantilevered structure construction method according to claim 8, which is characterized in that the external scaffolding is tied with the overhanging Drawknot bar is equipped between structure layer supporting rack, to prevent the external scaffolding from toppling.
10. the cantilevered structure construction method according to claim 1-9, which is characterized in that the anchoring ring and the draw ring It is made of round steel.
CN201711244177.6A 2017-11-30 2017-11-30 Cantilevered structure construction method Pending CN108104453A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711244177.6A CN108104453A (en) 2017-11-30 2017-11-30 Cantilevered structure construction method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711244177.6A CN108104453A (en) 2017-11-30 2017-11-30 Cantilevered structure construction method

Publications (1)

Publication Number Publication Date
CN108104453A true CN108104453A (en) 2018-06-01

Family

ID=62208812

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201711244177.6A Pending CN108104453A (en) 2017-11-30 2017-11-30 Cantilevered structure construction method

Country Status (1)

Country Link
CN (1) CN108104453A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110424733A (en) * 2019-06-28 2019-11-08 中国十七冶集团有限公司 A kind of high-altitude long-span overhung exempts from floor-type support structure and its construction method

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000328777A (en) * 1999-05-13 2000-11-28 Otis Elevator Co Elevator installing scaffold structure
CN202214968U (en) * 2011-08-15 2012-05-09 成都市第六建筑工程公司 Overhanging scaffold erection structure
CN103452311A (en) * 2013-08-20 2013-12-18 西安建筑科技大学 Method for erecting section steel cantilever structure support frame
CN203499226U (en) * 2012-12-18 2014-03-26 中国建筑第八工程局有限公司 Binding beam type steel cantilever scaffold
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
CN105298107A (en) * 2015-10-16 2016-02-03 河北中建工程有限公司 High supporting frame of high-altitude large cantilever structure
CN205036072U (en) * 2015-09-24 2016-02-17 浙江省长城建设集团有限公司 A shaped steel formwork support that encorbelments for high altitude structure of encorbelmenting

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000328777A (en) * 1999-05-13 2000-11-28 Otis Elevator Co Elevator installing scaffold structure
CN202214968U (en) * 2011-08-15 2012-05-09 成都市第六建筑工程公司 Overhanging scaffold erection structure
CN203499226U (en) * 2012-12-18 2014-03-26 中国建筑第八工程局有限公司 Binding beam type steel cantilever scaffold
CN103452311A (en) * 2013-08-20 2013-12-18 西安建筑科技大学 Method for erecting section steel cantilever structure support frame
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
CN205036072U (en) * 2015-09-24 2016-02-17 浙江省长城建设集团有限公司 A shaped steel formwork support that encorbelments for high altitude structure of encorbelmenting
CN105298107A (en) * 2015-10-16 2016-02-03 河北中建工程有限公司 High supporting frame of high-altitude large cantilever structure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110424733A (en) * 2019-06-28 2019-11-08 中国十七冶集团有限公司 A kind of high-altitude long-span overhung exempts from floor-type support structure and its construction method

Similar Documents

Publication Publication Date Title
CN107119574B (en) A kind of Cantilever Construction Method of arch rib bridge girder
CN103104091B (en) Sliding mold whole lifting platform and construction method
CN105507470B (en) A kind of periphery overlapping overall assembled floor and its construction method
CN205242706U (en) Cast -in -place constructional column of infilled wall and wall body synchronous construction structure between high -rise outer eaves window
CN106638304A (en) UHPC-common-concrete-lamination composite bridge-deck-slab construction and constructing method thereof
CN108660935A (en) A kind of construction method of reinforced concrete arch bridge
CN101597960A (en) Large-tonnage jack tension construction technology for non-bonded prestressed silo
CN106245817A (en) A kind of fabricated shear wall vertical connection structure and installation method thereof
CN105525753A (en) Method and structure for simultaneously constructing constructional column and main body structure
CN110512800A (en) A kind of steel and concrete combined structure system and construction method
CN209670127U (en) A kind of fabricated construction of prefabricated steel reinforced concrete shear walls
CN205576955U (en) Raft foundation's reinforced structure is displaced into to strip footing
CN108104453A (en) Cantilevered structure construction method
CN103898834A (en) Concrete-filled steel tube composite beam and trussed cable tower cable-stayed bridge and construction method thereof
JP2013155600A (en) Bridge pier of composite steel pipe-concrete structure
CN104846745B (en) Urban high-pier support-free formwork turnover construction method
CN207812307U (en) The construction system of Cable stayed Bridge Main Tower and steel anchor beam
CN108775084A (en) Steel-concrete combines precast beam and prefabricated post connection structure and construction method
CN205976167U (en) Based on cast -in -place floor structures of detachable positioning control spare
CN205975377U (en) Structure is concretied in locking of cross a river bridge owner pier secondary temporarily
WO2017211329A2 (en) Semi-prefabricated concrete-filled steel tubular column having inner high-strength steel, and fabrication method for same
CN109457814B (en) Construction method for top cover of high-rise and large-diameter building based on Bailey truss structure
CN105370027B (en) The construction method of steel supporting platform structure is integrally lifted in high-rise hanging structure
CN207727438U (en) A kind of big segment double-template system of self-crawling type for bridge tower construction
CN106836602B (en) Construction method of the large-span steel-reinforced concrete without pillar suspension floor

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20180601

RJ01 Rejection of invention patent application after publication