CN114482506A - Construction method of cantilever and floor type combined external scaffold - Google Patents
Construction method of cantilever and floor type combined external scaffold Download PDFInfo
- Publication number
- CN114482506A CN114482506A CN202210095833.5A CN202210095833A CN114482506A CN 114482506 A CN114482506 A CN 114482506A CN 202210095833 A CN202210095833 A CN 202210095833A CN 114482506 A CN114482506 A CN 114482506A
- Authority
- CN
- China
- Prior art keywords
- steel
- overhanging
- turn
- cantilever
- scaffold
- 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
Links
- 238000010276 construction Methods 0.000 title claims abstract description 26
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 159
- 239000010959 steel Substances 0.000 claims abstract description 159
- 238000009434 installation Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 abstract description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/18—Scaffolds 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
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/01—Reinforcing elements of metal, e.g. with non-structural coatings
- E04C5/02—Reinforcing elements of metal, e.g. with non-structural coatings of low bending resistance
- E04C5/03—Reinforcing elements of metal, e.g. with non-structural coatings of low bending resistance with indentations, projections, ribs, or the like, for augmenting the adherence to the concrete
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/16—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
- E04C5/162—Connectors or means for connecting parts for reinforcements
- E04C5/163—Connectors or means for connecting parts for reinforcements the reinforcements running in one single direction
- E04C5/165—Coaxial connection by means of sleeves
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G1/00—Scaffolds primarily resting on the ground
- E04G1/15—Scaffolds primarily resting on the ground essentially comprising special means for supporting or forming platforms; Platforms
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/007—Devices and methods for erecting scaffolds, e.g. automatic scaffold erectors
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/04—Means for fastening, supporting, or bracing scaffolds on or against building constructions
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/04—Means for fastening, supporting, or bracing scaffolds on or against building constructions
- E04G5/045—Means for fastening, supporting, or bracing scaffolds on or against building constructions for fastening scaffoldings on profiles, e.g. I or H profiles
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Movable Scaffolding (AREA)
Abstract
The invention relates to a construction method of an overhanging and floor type combined external scaffold, which comprises the following steps: erecting a floor type steel pipe external scaffold; when a first cantilever layer of a building structure is constructed, a plurality of cantilever I-shaped steel connecting pieces are pre-buried on a peripheral beam or wall constructed by a building; fixing a plurality of overhanging I-steel components on a beam or a wall at the periphery of a building structure; erecting an overhanging steel pipe outer scaffold on the overhanging I-steel component, and connecting the floor type steel pipe outer scaffold with the overhanging steel pipe outer scaffold; embedding a basket bolt assembly connecting piece on a beam or a wall on the periphery of a building structure; fixing the upper end of the turn-buckle assembly on a construction building structural beam or a wall, and connecting the lower end of the turn-buckle assembly with the overhanging I-shaped steel assembly; connecting the upper end and the lower end of the turn buckle assembly by using a turn buckle, and screwing the turn buckle; along with the building structure construction progress, continue to set up console mode steel pipe outer scaffold and the outer scaffold of steel pipe of encorbelmenting, can accelerate outer scaffold and set up speed, convenient construction.
Description
Technical Field
The invention belongs to the technical field of building construction methods, and particularly relates to a construction method of an overhanging and floor type combined external scaffold.
Background
At present, in the construction of external scaffolds of building buildings, full-perimeter floor type external scaffolds or full-perimeter overhanging external scaffold hand frames are mostly adopted, and most of high-rise residential buildings adopt full-perimeter traditional overhanging external scaffold hand frames. The I-shaped steel that encorbelments of traditional formula outrigger external scaffolding must pierce through the outer wall, and outer wall I-shaped steel hole is more, and must keep waiting to block after the outer scaffolding demolishs, if the block quality is not good easily causes the outer wall seepage. And the cantilever outer frame has longer service time and higher cost of cantilever I-steel.
Disclosure of Invention
The invention aims to provide a construction method of an overhanging and floor type combined external scaffold, which aims to solve the technical problem that the existing scaffold external wall has more I-shaped steel holes.
In order to achieve the above purpose, the invention adopts the technical scheme that:
the construction method of the cantilever and floor type combined external scaffold comprises the following steps:
1) building a floor type steel pipe external scaffold: a floor type steel pipe external scaffold is erected on the top plate of the basement or one side with a hard foundation;
2) pre-burying an overhanging I-shaped steel connecting piece: when a first overhanging layer of a building structure is constructed, a plurality of overhanging I-shaped steel connecting pieces are pre-buried on beams or walls on the periphery of the building structure;
3) the installation I-steel subassembly of encorbelmenting: after concrete is poured and solidified on a first overhanging layer of the building structure, fixing a plurality of overhanging I-steel components on beams or walls at the periphery of the building structure through overhanging I-steel connecting pieces;
4) setting up an overhanging steel pipe external scaffold: erecting an overhanging steel pipe outer scaffold on the overhanging I-steel component, and connecting the floor type steel pipe outer scaffold with the overhanging steel pipe outer scaffold;
5) embedding a turnbuckle assembly connecting piece: when constructing the upper layer of the first overhanging layer of the building structure, embedding a basket bolt assembly connecting piece on a beam or a wall at the periphery of the building structure;
6) installing a turn buckle assembly: after concrete is poured and solidified on the upper layer of the first overhanging layer of the building structure, the upper end of the turn-buckle assembly is fixed on a beam or a wall of the upper layer of the first overhanging layer of the building structure through a turn-buckle assembly connecting piece, and the lower end of the turn-buckle assembly is connected with the overhanging I-shaped steel assembly;
7) installing and tightening the turn buckle: connecting the upper end and the lower end of the turn buckle assembly by using a turn buckle, and screwing the turn buckle;
8) building an integral steel pipe external scaffold: and (5) continuously erecting a floor type steel pipe outer scaffold and an overhanging steel pipe outer scaffold along with the construction progress of the building structure.
Further, the I-steel subassembly of encorbelmenting includes the I-steel and is used for the I-steel connecting plate be connected with the I-steel connecting piece of encorbelmenting.
Furthermore, the overhanging I-beam connecting piece comprises two I-beam bolt sleeves which are connected through bolt sleeve connecting rods in a welding manner, and the whole overhanging I-beam connecting piece is embedded in the embedding process; the I-steel connecting plate is provided with two lower mounting holes corresponding to the I-steel bolt sleeves, and the I-steel bolt sleeves and the I-steel connecting plate are connected through I-steel high-strength bolts so as to fix the I-steel on beams or walls on the periphery of the building structure.
Furthermore, the turn buckle assembly comprises an upper pull rod fixedly connected with the turn buckle assembly connecting piece and a lower pull rod fixedly connected with the I-shaped steel, and the upper pull rod and the lower pull rod are connected through the turn buckle.
Furthermore, the structure of the flower basket bolt assembly connecting piece is the same as that of the overhanging I-steel connecting piece and comprises two flower basket type pull rod bolt sleeves, the upper pull rod of the flower basket type pull rod is provided with a flower basket type pull rod upper pull rod connecting plate which corresponds to the flower basket type pull rod bolt sleeves, the upper pull rod connecting plate of the flower basket type pull rod is provided with two upper mounting holes which correspond to the flower basket type pull rod bolt sleeves, and the flower basket type pull rod bolt sleeves and the flower basket type pull rod upper pull rod connecting plates are connected through the flower basket type pull rod high-strength bolts.
Furthermore, the turn buckle comprises turn buckle nuts at two ends and a plurality of turn buckle steel bars connecting the turn buckle nuts, and the upper pull rod and the lower pull rod are in threaded connection with the turn buckle nuts.
Furthermore, a basket type pull rod lower pull rod connecting plate is arranged at the bottom end of the lower pull rod, an installation lug is arranged on the I-shaped steel, and the installation lug is fixedly connected with the basket type pull rod lower pull rod connecting plate through a bolt.
Furthermore, steel pipe socket steel bars are connected to the I-shaped steel.
The invention has the beneficial effects that:
the overhanging scaffold part is combined with the landing scaffold part, the landing scaffold part is erected on the top plate of a basement or on one side with a hard foundation, the overhanging scaffold can be used on one side where a landing scaffold is not conveniently erected, and the overhanging scaffold and the landing scaffold are combined with each other, so that the erecting speed of an outer frame is increased, and the construction is convenient. The cantilever scaffold frame part is mutually matched with the support rod, the turn buckle, the upper connecting mechanism and the lower connecting mechanism to form a triangular support, the steel pipe is erected on the support rod, the erection range of the cantilever scaffold outer frame can be reduced, the erection speed is accelerated, the number of H-shaped steel holes in the outer wall and the number of the H-shaped steel holes in the outer wall are reduced, the cost of the outer frame and the cost of plugging the H-shaped steel holes can be reduced, and the leakage risk of the outer wall is reduced.
Drawings
Fig. 1 is a schematic view (perspective) of the overall structure of the cantilever and floor type combined external scaffold in embodiment 1;
fig. 2 is a schematic view (plane) of the overall structure of the cantilever and floor type combined external scaffold in embodiment 1;
FIG. 3 is a partial structural view of a cantilever scaffold in embodiment 1;
FIG. 4 is a schematic structural view of an I-shaped steel bolt sleeve in example 1;
FIG. 5 is a schematic perspective view of an I-shaped steel according to example 1;
FIG. 6 is a partial structural view of I-shaped steel in example 1;
FIG. 7 is a schematic view showing a fitting structure of a turn buckle with an upper link and a lower link in embodiment 1;
FIG. 8 is a schematic view of a lag bolt according to example 1.
In the figure: 1. a floor type steel pipe external scaffold; 2. a cantilever I-steel connecting piece; 201. an I-beam bolt sleeve; 202. i-steel bolt sleeve connecting rod; 3. i-steel high-strength bolts; 4. i-steel connecting plates; 5. i-shaped steel; 6. steel pipes are inserted with steel bars; 7. mounting ears; 8. a flower basket type pull rod bolt sleeve; 9. a flower basket type pull rod high-strength bolt; 10. overhanging the steel pipe external scaffold; 11. a turnbuckle assembly; 111. an upper pull rod; 1111. a flower basket type pull rod upper pull rod connecting plate; 112. a lower pull rod; 1121. a flower basket type pull rod lower pull rod connecting plate; 12. a turn buckle; 121. a turnbuckle nut; 122. and (5) basket bolt reinforcing steel bars.
Detailed Description
The present invention will be further described with reference to the following examples and accompanying drawings.
Example 1
The construction method of the cantilever and floor type combined external scaffold comprises the following steps:
1) building a floor type steel pipe external scaffold: and a floor type steel pipe external scaffold 1 is erected on the top plate of the basement or on one side with a hard foundation.
2) Pre-burying an overhanging I-shaped steel connecting piece: when a first cantilever layer of the building structure is constructed, a plurality of cantilever I-shaped steel connecting pieces 2 are pre-buried on a beam or a wall on the periphery of the building structure. The overhanging I-steel connecting piece 2 comprises two I-steel bolt sleeves 201, the two I-steel bolt sleeves 201 are connected through I-steel bolt sleeve connecting rods 202 in a welded mode, and the whole overhanging I-steel connecting piece 2 is embedded into the overhanging I-steel connecting piece in an embedded mode. The I-shaped steel bolt sleeve 201 is used for being pre-embedded in a structural beam or a wall of a building, and the I-shaped steel bolt sleeve 201 can be a steel sleeve with the outer diameter of 22mm, the wall thickness of 1mm and the length equal to the width of the peripheral structural beam or the wall thickness. The h-beam bolt sleeve connection rod 202 is two short steel bars. The structure that two I-steel bolt sleeves 201 pass through I-steel bolt sleeve connecting rod 202 welded connection for I-steel connecting piece 2 that encorbelments does not receive the construction disturbance and change position and interval when pre-buried in the structure.
3) The installation I-steel subassembly of encorbelmenting: after the concrete is poured and solidified on the first overhanging layer of the building structure, the plurality of overhanging I-steel components are fixed on the beams or walls on the periphery of the building structure through the overhanging I-steel connecting pieces 2. The overhanging I-steel component comprises I-steel 5 and an I-steel connecting plate 4 used for being connected with the overhanging I-steel connecting piece 2. The I-steel is national standard Q235 grade 16# I-steel. The I-steel connecting plate 4 is provided with two lower mounting holes corresponding to the I-steel bolt sleeves 201, the center distance of the lower mounting holes is 80mm, and the I-steel bolt sleeves 201 correspond to the center distance of the lower mounting holes. The I-steel bolt sleeve 201 is connected with the I-steel connecting plate 4 by using an I-steel high-strength bolt of 8.8 grade M20 with the grade Q235, so that the I-steel 5 is fixed on a beam or a wall at the periphery of a building structure.
4) Setting up an overhanging steel pipe external scaffold: an overhanging steel pipe outer scaffold 10 is erected on the overhanging I-steel component, and the floor type steel pipe outer scaffold 1 is connected with the overhanging steel pipe outer scaffold 10.
5) Embedding a turnbuckle assembly connecting piece: when the first layer of the building structure is on the overhanging layer, the basket bolt component connecting piece is pre-embedded on the beam or wall at the periphery of the building structure. The structure of the basket bolt assembly connecting piece is the same as that of the cantilever I-shaped steel connecting piece 2, and the basket bolt assembly connecting piece comprises two basket type pull rod bolt sleeves 8.
6) Installing a turn buckle assembly: the turn-buckle assembly 11 includes an upper tie rod 111 fixedly connected to the turn-buckle assembly connection member, a lower tie rod 112 fixedly connected to the i-beam, and a turn-buckle 12 connected between the upper tie rod and the lower tie rod. The upper pull rod and the lower pull rod are Q235-grade steel pull rods with the diameter of 20 mm. The length of the turn buckle is 500mm, and the turn buckle is manufactured by 2 nuts with the length of 60mm, the diameter of 50mm and bolt holes in the centers and 3 HRB300 and 14 steel bars with the length of 500 mm. The turn buckle comprises turn buckle nuts 121 at two ends and three turn buckle reinforcements 122 for connecting the turn buckle nuts 121, and an upper pull rod and a lower pull rod are in threaded connection with the turn buckle nuts. The lower end of the upper pull rod is provided with a thread with the length of 300 mm. The upper end of the lower pull rod is provided with a thread with the length of 300 mm. After concrete is poured and solidified on the upper layer of the first overhanging layer of the construction building structure, the upper pull rod is fixed on a beam or a wall of the upper layer of the first overhanging layer of the construction building structure through the turnbuckle assembly connecting piece, and the lower pull rod is connected with the overhanging I-shaped steel assembly. The upper pull rod is provided with a flower basket type pull rod upper pull rod connecting plate 1111 used for corresponding to the flower basket type pull rod bolt sleeve, two upper mounting holes corresponding to the flower basket type pull rod bolt sleeve are formed in the flower basket type pull rod upper pull rod connecting plate, and the flower basket type pull rod bolt sleeve and the flower basket type pull rod upper pull rod connecting plate are connected through a flower basket type pull rod high-strength bolt. The bottom end of the lower pull rod is provided with a basket type pull rod lower pull rod connecting plate 1121, the I-shaped steel is provided with an installation lug 7, and the installation lug 7 and the basket type pull rod lower pull rod connecting plate 1121 are fastened and connected through bolts. The grade of the steel material of the mounting lug is Q235, the height is 100mm, the width is 100mm, the thickness is 10mm, the diameter of the middle bolt hole is 22mm, the center distance from the free end of the I-shaped steel is 300mm, and the two sides of the mounting lug are fully welded on the top surface of the upper flange of the I-shaped steel.
7) Installing and tightening the turn buckle: the upper and lower tie rods of the lag bolt assembly are connected by a lag bolt 12, and the lag bolt is tightened.
8) Building an integral steel pipe external scaffold: the I-shaped steel is connected with a steel pipe socket steel bar 6. The steel pipe socket steel bars are 2 HRB400 and 25 steel bars, are 150mm in length, are vertically welded on the top surface of the upper flange of the I-shaped steel, one of the steel pipe socket steel bars is 100mm away from the free end of the I-shaped steel, and the other steel pipe socket steel bar is 1000mm away from the free end of the I-shaped steel. And (3) continuously erecting the floor type steel pipe outer scaffold 1 and the overhanging steel pipe outer scaffold 10 along with the construction progress of the building structure.
Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The above embodiments are only for illustrating the technical solutions of the present invention and are not limited, and other modifications or equivalent substitutions made by the technical solutions of the present invention by the ordinary skilled person in the art are included in the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (8)
1. The construction method of the cantilever and floor type combined external scaffold is characterized by comprising the following steps of:
1) building a floor type steel pipe external scaffold: a floor type steel pipe external scaffold is erected on the top plate of the basement or one side with a hard foundation;
2) pre-burying an overhanging I-shaped steel connecting piece: when a first overhanging layer of a building structure is constructed, a plurality of overhanging I-shaped steel connecting pieces are pre-buried on beams or walls on the periphery of the building structure;
3) the installation I-steel subassembly of encorbelmenting: after concrete is poured and solidified on a first overhanging layer of the building structure, fixing a plurality of overhanging I-steel components on beams or walls at the periphery of the building structure through overhanging I-steel connecting pieces;
4) setting up an overhanging steel pipe external scaffold: erecting an overhanging steel pipe outer scaffold on the overhanging I-steel component, and connecting the floor type steel pipe outer scaffold with the overhanging steel pipe outer scaffold;
5) embedding a turnbuckle assembly connecting piece: when constructing the upper layer of the first overhanging layer of the building structure, embedding a basket bolt assembly connecting piece on a beam or a wall at the periphery of the building structure;
6) installing a turn buckle assembly: after concrete is poured and solidified on the upper layer of the first overhanging layer of the building structure, the upper end of the turn-buckle assembly is fixed on a beam or a wall of the upper layer of the first overhanging layer of the building structure through a turn-buckle assembly connecting piece, and the lower end of the turn-buckle assembly is connected with the overhanging I-shaped steel assembly;
7) installing and tightening the turn buckle: connecting the upper end and the lower end of the turn buckle assembly by using a turn buckle, and screwing the turn buckle;
8) building an integral steel pipe external scaffold: and (5) continuously erecting a floor type steel pipe outer scaffold and an overhanging steel pipe outer scaffold along with the construction progress of the building structure.
2. The construction method of the cantilever and floor type combined external scaffold as claimed in claim 1, wherein the cantilever I-steel assembly comprises I-steel and an I-steel connecting plate for connecting with the cantilever I-steel connecting member.
3. The construction method of the cantilever and floor type combined external scaffold as claimed in claim 2, wherein the cantilever I-steel connecting member comprises two I-steel bolt sleeves which are welded together by bolt sleeve connecting rods, and the whole cantilever I-steel connecting member is embedded in the embedding process; the I-steel connecting plate is provided with two lower mounting holes corresponding to the I-steel bolt sleeves, and the I-steel bolt sleeves and the I-steel connecting plate are connected through I-steel high-strength bolts so as to fix the I-steel on beams or walls on the periphery of the building structure.
4. The construction method of the cantilever and floor type combined external scaffold as claimed in claim 2, wherein the basket bolt assembly comprises an upper tie bar fixedly connected with the basket bolt assembly connecting member and a lower tie bar fixedly connected with the i-beam, and the upper tie bar and the lower tie bar are connected through the basket bolt.
5. The construction method of the cantilever and floor type combined external scaffold as claimed in claim 4, wherein the said turn bolt assembly connecting piece has the same structure as the cantilever I-steel connecting piece, and comprises two turn bolt sleeves, the upper tie bar is provided with a turn upper tie bar connecting plate corresponding to the turn bolt sleeves, the turn upper tie bar connecting plate is provided with two upper mounting holes corresponding to the turn bolt sleeves, and the turn bolt sleeves and the turn upper tie bar connecting plate are connected by turn high-strength bolts.
6. The construction method of the cantilever and floor type combined external scaffold as claimed in claim 4, wherein the turn-key comprises turn-key nuts at both ends and a plurality of turn-key reinforcements connecting the turn-key nuts, and the upper and lower tie rods are threaded with the turn-key nuts.
7. The construction method of the cantilever and floor type combined external scaffold as claimed in claim 4, wherein the bottom end of the lower tie bar is provided with a flower basket type tie bar lower tie bar connecting plate, the I-steel is provided with an installation ear, and the installation ear is fastened with the flower basket type tie bar lower tie bar connecting plate by using bolts.
8. The construction method of the cantilever and floor type combined external scaffold as claimed in claim 2, wherein steel pipe socket steel bars are connected to the i-steel.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210095833.5A CN114482506A (en) | 2022-01-26 | 2022-01-26 | Construction method of cantilever and floor type combined external scaffold |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210095833.5A CN114482506A (en) | 2022-01-26 | 2022-01-26 | Construction method of cantilever and floor type combined external scaffold |
Publications (1)
Publication Number | Publication Date |
---|---|
CN114482506A true CN114482506A (en) | 2022-05-13 |
Family
ID=81477268
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210095833.5A Pending CN114482506A (en) | 2022-01-26 | 2022-01-26 | Construction method of cantilever and floor type combined external scaffold |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN114482506A (en) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103993735A (en) * | 2014-06-06 | 2014-08-20 | 山东义泰建设工程有限公司 | Support system of roof inclined beam and slab cantilever structure and construction method of support system |
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 |
CN108104453A (en) * | 2017-11-30 | 2018-06-01 | 中国二十冶集团有限公司 | Cantilevered structure construction method |
CN109812001A (en) * | 2019-01-24 | 2019-05-28 | 北京中铁建建筑科技有限公司 | A kind of construction method of Super High bilayer I-steel overhanging support system |
CN110805257A (en) * | 2019-11-18 | 2020-02-18 | 广西途辉建筑工程有限公司 | Flower basket overhanging type section steel bearing beam structure and construction method |
CN214995799U (en) * | 2021-01-27 | 2021-12-03 | 中建三局集团华南有限公司 | Tool type wall hanging cantilever frame |
-
2022
- 2022-01-26 CN CN202210095833.5A patent/CN114482506A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103993735A (en) * | 2014-06-06 | 2014-08-20 | 山东义泰建设工程有限公司 | Support system of roof inclined beam and slab cantilever structure and construction method of support system |
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 |
CN108104453A (en) * | 2017-11-30 | 2018-06-01 | 中国二十冶集团有限公司 | Cantilevered structure construction method |
CN109812001A (en) * | 2019-01-24 | 2019-05-28 | 北京中铁建建筑科技有限公司 | A kind of construction method of Super High bilayer I-steel overhanging support system |
CN110805257A (en) * | 2019-11-18 | 2020-02-18 | 广西途辉建筑工程有限公司 | Flower basket overhanging type section steel bearing beam structure and construction method |
CN214995799U (en) * | 2021-01-27 | 2021-12-03 | 中建三局集团华南有限公司 | Tool type wall hanging cantilever frame |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN212503601U (en) | Installation die for unit sections of vertical pipes of pipe well | |
CN111472530A (en) | Flower basket pull rod I-shaped steel cantilever bearing frame for constructional engineering and mounting method thereof | |
CN109989590B (en) | Auxiliary fixing device for mounting roof overlong steel beam and hoisting method of steel beam | |
CN110424534B (en) | Prefabricated assembled type reinforced-free concrete frame and construction method thereof | |
CN111424948A (en) | Construction method and construction platform for cantilever structure layer of high-rise building | |
CN114482506A (en) | Construction method of cantilever and floor type combined external scaffold | |
CN216892017U (en) | Tie beam integral casting template in template connecting piece and lower stand | |
CN218562965U (en) | Overhanging and floor type combined external scaffold | |
CN209907886U (en) | Adjustable assembled stair construction platform | |
CN110790113B (en) | Construction method suitable for mounting wall-attached frame of ultra-long-distance construction elevator | |
CN113638506A (en) | Precast concrete ground beam-frame column connecting joint and construction method thereof | |
CN112049415A (en) | Construction method of cornice formwork | |
CN218149647U (en) | Harmless anchor tool formula scaffold frame of encorbelmenting draws anchor firmware | |
CN217379735U (en) | Wall connecting device suitable for large-span high frame | |
CN215594543U (en) | Connecting device for concrete structure column and steel structure floor | |
CN217782879U (en) | Adjustable clip supports formula beam type template strutting arrangement | |
CN217106134U (en) | Telescopic floor slab supporting truss | |
CN220353079U (en) | Support location adjustable support | |
CN218597748U (en) | Pull rod type overhanging type steel formwork support system | |
CN220100742U (en) | Connecting assembly of diagonal bracing for construction of prefabricated shear wall | |
KR102554408B1 (en) | Connection Structure Between Steel-Concrete Hybrid Columns Using Vetical Member | |
CN219158381U (en) | Externally hung assembly beam type wall connecting device | |
CN115341701B (en) | Hanging formwork construction method for high-altitude overhanging steel bar truss floor support plate | |
CN220395153U (en) | Attaching structure of attaching lifting scaffold | |
CN220226237U (en) | Basket of flowers I-steel braced system that encorbelments |
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 | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220513 |