CN114541790A - Construction method for quickly assembling and disassembling horizontal overhanging net of high-altitude overhanging outer frame - Google Patents
Construction method for quickly assembling and disassembling horizontal overhanging net of high-altitude overhanging outer frame Download PDFInfo
- Publication number
- CN114541790A CN114541790A CN202210217194.5A CN202210217194A CN114541790A CN 114541790 A CN114541790 A CN 114541790A CN 202210217194 A CN202210217194 A CN 202210217194A CN 114541790 A CN114541790 A CN 114541790A
- Authority
- CN
- China
- Prior art keywords
- net
- horizontal
- cantilever
- overhanging
- roof
- 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 28
- 238000004064 recycling Methods 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 210000001503 joint Anatomy 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000012216 screening Methods 0.000 claims description 3
- 230000003068 static effect Effects 0.000 claims description 3
- 230000001502 supplementing effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 5
- 230000009194 climbing Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002265 prevention Effects 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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/32—Safety or protective measures for persons during the construction of buildings
- E04G21/3204—Safety or protective measures for persons during the construction of buildings against falling down
- E04G21/3219—Means supported by the building wall, e.g. security consoles
-
- 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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/32—Safety or protective measures for persons during the construction of buildings
- E04G21/3261—Safety-nets; Safety mattresses; Arrangements on buildings for connecting safety-lines
- E04G21/3266—Safety nets
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Working Measures On Existing Buildindgs (AREA)
Abstract
The invention provides a construction method for quickly assembling and disassembling a horizontal cantilever net of an overhead cantilever outer frame. In the construction process, the operation personnel can realize quick assembly and disassembly construction, avoid risks, reduce labor input, meet safety construction requirements, effectively prevent high-altitude falling risks, have very convenient operation, can be disassembled and recycled after use, have the recycling rate of 100 percent and extremely low use cost, greatly reduce safety protection measure cost and have remarkable economic and technical benefits.
Description
Technical Field
The invention relates to the technical field of high-altitude overhanging outer frame overhanging nets, in particular to a high-altitude overhanging outer frame horizontal overhanging net rapid assembling and disassembling construction method.
Background
The prevention of high-altitude falling is the key point of safety management of a construction site, particularly in the construction stage of a main structure of a high-rise building. The high-rise residential roofing has the design of cornicing, and length 1.2m is chosen outward, and the major structure adopts and climbs the frame + the aluminium mould carries out the full interlude construction, when climbing the frame construction to the top layer, because of the roof structure of cornicing with climb a position conflict, cause and climb the frame and can't continue to climb to the roofing. The external frame construction faces two schemes: the first climbing frame is not disassembled, and a cantilever frame is erected above the climbing frame; the second type is to disassemble the climbing frame and then to put up the cantilever frame. The first method is obviously uneconomical and the effect of appearing the facade is not ideal; while the second method is less secure.
During the operation of the outer scaffold frame of formula of encorbelmenting in high altitude, for preventing the eminence from falling, often adopt protection pocket net of encorbelmenting to be connected with the outer scaffold frame of formula of encorbelmenting, as the peripheral level protection of high-rise building structure, nevertheless this kind of traditional level protection construction is complicated, and the work progress is longer, is unfavorable for the purpose that the project high efficiency was built.
Disclosure of Invention
Aiming at the prior art, the invention provides a construction method for quickly assembling and disassembling a horizontal overhanging net of an overhead overhanging outer frame.
The invention provides a construction method for quickly assembling and disassembling a horizontal overhanging net of an overhead overhanging outer frame, which comprises the following steps:
s1, horizontal net picking and assembling: assembling a horizontal net on the ground, firstly building a main framework, then hanging a protective net, and building a plurality of vertical connecting pieces on two sides of the horizontal net;
s2, horizontally lifting the net: after the roof cantilever beam is placed and fixed, hoisting a plurality of assembled horizontal cantilever nets according to different parts, hoisting the hoisted horizontal cantilever nets to the position below the roof cantilever beam and close to the side edge of the roof structure, and keeping the horizontal static state;
s3, horizontally screening and fixing: placing a plurality of horizontal fixing pieces at the upper end of the roof cantilever beam, connecting the horizontal fixing pieces with the vertical connecting pieces at two sides of the horizontal cantilever net, and fixing the horizontal fixing pieces on the roof cantilever beam;
s4, horizontally picking up the net and removing: after the rods of the overhanging outer frame are sequentially dismantled, suspending the main framework of the horizontal overhanging net, dismantling the horizontal fixing piece connected with the vertical connecting piece, hoisting the horizontal overhanging net to the ground, hoisting the roof overhanging beam to the ground, and scattering and dismantling the horizontal overhanging net for recycling.
Preferably, in S1, the protection net is composed of a white net and a safety net.
Preferably, in S2, the horizontal net picking is hoisted by adopting a butt joint mode, an overlapping mode or a reserved gap net supplementing mode.
Preferably, in S2, the roof cantilever beam is made of i-steel.
Preferably, in S3, anti-slip fasteners are installed at both the top and bottom ends of the vertical connecting member.
Compared with the prior art, the invention has the beneficial effects that: in the construction process, the operation personnel can realize quick assembly and disassembly construction, avoid risks, reduce labor input, meet safety construction requirements, effectively prevent high-altitude falling risks, have very convenient operation, can be disassembled and recycled after use, have the recycling rate of 100 percent and extremely low use cost, greatly reduce safety protection measure cost and have remarkable economic and technical benefits.
Drawings
FIG. 1 is a schematic construction diagram of an embodiment of the present invention.
Fig. 2 is a schematic view of the horizontal net picking in the embodiment of the invention, which is hoisted in a butt joint mode.
FIG. 3 is a schematic diagram of the horizontal net picking in the embodiment of the present invention being hoisted in a splicing manner.
Fig. 4 is a schematic diagram of hoisting a horizontal net in the embodiment of the invention by adopting a reserved gap and net supplementing mode.
In the figure: 1. horizontally picking a net; 2. a vertical connecting rod; 3. a roof cantilever beam; 4. a roofing structure; 5. a horizontal fixing rod; 6. an overhanging external frame.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.
Examples
A construction method for quickly assembling and disassembling a horizontal overhanging net of an overhead overhanging outer frame refers to fig. 1-4, and comprises the following steps:
s1, horizontal net picking and assembling: assembling a horizontal net picking 1 on the ground, adopting a phi 48mm common steel pipe, firstly longitudinally and then transversely erecting a main framework, wherein the length is 3-6m, the width, namely the outward picking length, is 3m, and the longitudinal and transverse spacing can be 1.5m, the roof structure can be assembled into a horizontal structure shaped like a Chinese character 'tian', then, stretching and hanging a safety net and a white net, wherein the safety net can adopt a 2000-mesh/100-square-meter dense-mesh net, the white net can adopt a 30mm 30-mm flat net, a flat net pocket bottom can be firstly paved on the main framework, a dense-mesh net is then paved, 22# binding wires are adopted for binding and fixing, and a plurality of vertical connecting rods 2 are erected on two sides of the horizontal net picking 1 by adopting 0.8m vertical rods;
s2, horizontally lifting the net: the roof cantilever beam 3 is made of I-shaped steel, after the roof cantilever beam 3 is placed and fixed, a plurality of assembled horizontal cantilever nets 1 are hoisted by a tower crane according to different parts, and the hoisted horizontal cantilever nets 1 are hoisted to the position below the roof cantilever beam 3 and close to the side edge of the roof structure 4 to keep a horizontal static state; the horizontal net picking 1 can be hoisted by adopting a butt joint mode as shown in fig. 2, or can be hoisted by adopting a splicing mode as shown in fig. 3, or can be hoisted by adopting a mode as shown in fig. 4, namely, a certain gap is reserved firstly, and after the installation is finished, the net is supplemented;
s3, horizontally screening and fixing: a plurality of horizontal fixing rods 5 are arranged at the upper end of a roof cantilever beam 3, are connected with vertical connecting rods 2 on two sides of a horizontal cantilever net through fasteners and are fixed on the roof cantilever beam 3, the distance between the connection point of the two horizontal fixing rods and a main node is not more than 300mm, and an anti-slip fastener is respectively arranged at the top end and the bottom end of each vertical connecting rod 2 so as to improve the stability and the safety performance of a main framework of the horizontal cantilever net;
s4, horizontal net picking and dismantling: after the member of outer frame 6 of waiting to encorbelment is demolishd in proper order, adopt small-size anchor clamps to clear up the horizontal debris of choosing net 1 on roofing cantilever beam 3 to get rid of the potential safety hazard, adopt tower crane wire rope to suspend the main skeleton that the net 1 was chosen to the level in midair, demolish horizontal dead lever 5 connected with vertical connecting rod 2, choose net 1 handling to ground with the level, handling roofing cantilever beam 3 to ground is chosen the level and is netted 1 and scatter and tear the recovery.
In the construction process, the operation personnel can realize the quick assembly and disassembly construction, the risk is avoided, the labor force input is reduced, the safety construction requirement is met, the high-altitude falling risk is effectively prevented, the operation is very convenient, the disassembly and the recovery can be realized after the operation, the recovery rate reaches 100 percent, the use cost is extremely low, the safety protection measure cost is greatly reduced, and the economic benefit and the technical benefit are obvious.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent structures made by using the contents of the present specification and the drawings can be directly or indirectly applied to other related technical fields, and are within the scope of the present invention.
Claims (5)
1. A construction method for quickly assembling and disassembling a horizontal overhanging net of a high-altitude overhanging outer frame is characterized by comprising the following steps:
s1, horizontal net picking and assembling: assembling a horizontal net on the ground, firstly erecting a main framework, then hanging a protective net, and erecting a plurality of vertical connecting pieces on two sides of the horizontal net;
s2, horizontally lifting the net: after the roof cantilever beam is placed and fixed, hoisting a plurality of assembled horizontal cantilever nets according to different parts, hoisting the hoisted horizontal cantilever nets to the position below the roof cantilever beam and close to the side edge of the roof structure, and keeping the horizontal static state;
s3, horizontally screening and fixing: placing a plurality of horizontal fixing pieces at the upper end of the roof cantilever beam, connecting the horizontal fixing pieces with the vertical connecting pieces at two sides of the horizontal cantilever net, and fixing the horizontal fixing pieces on the roof cantilever beam;
s4, horizontally picking up the net and removing: after the rods of the overhanging outer frame are sequentially dismantled, suspending the main framework of the horizontal overhanging net, dismantling the horizontal fixing piece connected with the vertical connecting piece, hoisting the horizontal overhanging net to the ground, hoisting the roof overhanging beam to the ground, and scattering and dismantling the horizontal overhanging net for recycling.
2. The construction method for quickly assembling and disassembling the horizontal cantilever net of the high-altitude cantilever external frame according to claim 1, wherein in S1, the protective net is composed of a white net and a safety net.
3. The construction method for quickly assembling and disassembling the horizontal cantilever net of the high-altitude cantilever external frame as claimed in claim 1, wherein in S2, the horizontal cantilever net is hoisted by adopting a butt joint mode, a splicing mode or a reserved gap net supplementing mode.
4. The rapid mounting and dismounting construction method for the horizontal cantilever net of the high-altitude cantilever external frame as claimed in claim 1, wherein in S2, the roof cantilever beam is made of I-steel.
5. The high-altitude overhanging outer frame horizontal cantilever net quick assembly and disassembly construction method according to claim 1, wherein in S3, anti-slip fasteners are installed at the top end and the bottom end of the vertical connecting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210217194.5A CN114541790A (en) | 2022-03-07 | 2022-03-07 | Construction method for quickly assembling and disassembling horizontal overhanging net of high-altitude overhanging outer frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210217194.5A CN114541790A (en) | 2022-03-07 | 2022-03-07 | Construction method for quickly assembling and disassembling horizontal overhanging net of high-altitude overhanging outer frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114541790A true CN114541790A (en) | 2022-05-27 |
Family
ID=81662848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210217194.5A Pending CN114541790A (en) | 2022-03-07 | 2022-03-07 | Construction method for quickly assembling and disassembling horizontal overhanging net of high-altitude overhanging outer frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114541790A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115596096A (en) * | 2022-09-26 | 2023-01-13 | 中建二局第三建筑工程有限公司（Cn） | Reverse construction method for overground nonstandard layer with cornice of full concrete outer wall structure |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06185019A (en) * | 1992-12-17 | 1994-07-05 | Kensetsu Toso Kogyo Kk | Hanging scaffolding method and coupling device used therefor |
| KR200219589Y1 (en) * | 2000-11-25 | 2001-04-02 | 쓰리엠안전개발주식회사 | Safety power device |
| KR20020041267A (en) * | 2000-12-01 | 2002-06-01 | 오성우 | Safety power device |
| CN202031308U (en) * | 2010-12-31 | 2011-11-09 | 青建集团股份公司 | Inverted-hanging type scaffold |
| CN105298099A (en) * | 2015-11-17 | 2016-02-03 | 中国建筑第八工程局有限公司 | Modular suspension type steel tube fastener scaffold operating platform and erecting method thereof |
| CN205134919U (en) * | 2015-11-17 | 2016-04-06 | 中国建筑第八工程局有限公司 | Modularization suspension type steel tubes clamps scaffold operation platform |
| CN209670305U (en) * | 2019-01-25 | 2019-11-22 | 天长市华利机械实业有限公司 | A kind of overhanging scaffold component |
| CN210396207U (en) * | 2019-07-15 | 2020-04-24 | 北京建工建筑产业化投资建设发展有限公司 | Connecting component for outer cantilever net and building steel structure |
| CN212130002U (en) * | 2020-04-30 | 2020-12-11 | 中建七局第四建筑有限公司 | Regularization formula of encorbelmenting safety is chosen net |
| CN212773582U (en) * | 2020-04-09 | 2021-03-23 | 中建二局阳光智造有限公司 | Construction is chosen net |
| CN113550550A (en) * | 2021-06-30 | 2021-10-26 | 重庆建工第三建设有限责任公司 | Overhanging unit type scaffold convenient to assemble and disassemble |
| CN215564638U (en) * | 2021-05-24 | 2022-01-18 | 中建八局西南建设工程有限公司 | Steel construction net mounting structure of choosing outward |
-
2022
- 2022-03-07 CN CN202210217194.5A patent/CN114541790A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06185019A (en) * | 1992-12-17 | 1994-07-05 | Kensetsu Toso Kogyo Kk | Hanging scaffolding method and coupling device used therefor |
| KR200219589Y1 (en) * | 2000-11-25 | 2001-04-02 | 쓰리엠안전개발주식회사 | Safety power device |
| KR20020041267A (en) * | 2000-12-01 | 2002-06-01 | 오성우 | Safety power device |
| CN202031308U (en) * | 2010-12-31 | 2011-11-09 | 青建集团股份公司 | Inverted-hanging type scaffold |
| CN105298099A (en) * | 2015-11-17 | 2016-02-03 | 中国建筑第八工程局有限公司 | Modular suspension type steel tube fastener scaffold operating platform and erecting method thereof |
| CN205134919U (en) * | 2015-11-17 | 2016-04-06 | 中国建筑第八工程局有限公司 | Modularization suspension type steel tubes clamps scaffold operation platform |
| CN209670305U (en) * | 2019-01-25 | 2019-11-22 | 天长市华利机械实业有限公司 | A kind of overhanging scaffold component |
| CN210396207U (en) * | 2019-07-15 | 2020-04-24 | 北京建工建筑产业化投资建设发展有限公司 | Connecting component for outer cantilever net and building steel structure |
| CN212773582U (en) * | 2020-04-09 | 2021-03-23 | 中建二局阳光智造有限公司 | Construction is chosen net |
| CN212130002U (en) * | 2020-04-30 | 2020-12-11 | 中建七局第四建筑有限公司 | Regularization formula of encorbelmenting safety is chosen net |
| CN215564638U (en) * | 2021-05-24 | 2022-01-18 | 中建八局西南建设工程有限公司 | Steel construction net mounting structure of choosing outward |
| CN113550550A (en) * | 2021-06-30 | 2021-10-26 | 重庆建工第三建设有限责任公司 | Overhanging unit type scaffold convenient to assemble and disassemble |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115596096A (en) * | 2022-09-26 | 2023-01-13 | 中建二局第三建筑工程有限公司（Cn） | Reverse construction method for overground nonstandard layer with cornice of full concrete outer wall structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104929373B (en) | Large span Square Steel Tubes Truss and its accumulation slippage construction method | |
| CN206053274U (en) | The external scaffolding device of the perpendicular BAIYE outer visor of skyscraper and glass curtain wall dual-purpose | |
| CN103669815A (en) | Method for constructing hanging rope and pipe combined all-round scaffold construction platform and protective system | |
| CN106193568A (en) | Mobile steel truss operating platform | |
| CN101775896B (en) | Rigid suspended scaffold for installing pipeline of steel roof equipment | |
| CN114541790A (en) | Construction method for quickly assembling and disassembling horizontal overhanging net of high-altitude overhanging outer frame | |
| CN110469102B (en) | High-altitude combined steel beam member installation operation platform and construction method thereof | |
| CN106758862A (en) | Lattice tubular tower and frame pacifies, tears platform open | |
| CN212052333U (en) | Suspension bridge catwalk surface course installing the system | |
| CN111236603B (en) | Comprehensive construction method for steel plate mesh overhanging scaffold | |
| CN109653484B (en) | Roofing superelevation faces external hanging flower basket mounting structure of empty curtain engineering | |
| CN115306137B (en) | Operation platform structure for installing suspended ceiling at bottom of high-altitude corridor and construction method thereof | |
| CN104328922B (en) | High-altitude multilayer is dangled steel construction against way Hoisting Construction Technology | |
| CN106044580A (en) | Whole lifting method of wet electrostatic dust removing device body equipment | |
| CN202718375U (en) | Installation and operation platform of high-altitude cantilever structure | |
| CN101967903A (en) | Basic guide rail for helicopter assembly transmission line iron tower leg section | |
| CN111608376B (en) | Comprehensive construction method for shaping component | |
| CN111608377B (en) | Comprehensive construction method for building overhanging scaffold | |
| CN209742334U (en) | Steel construction vestibule bottom curtain construction platform | |
| CN113550550A (en) | Overhanging unit type scaffold convenient to assemble and disassemble | |
| CN111764623A (en) | Lower hanging construction platform module of high-altitude large-cantilever steel roof truss and construction method | |
| CN202788017U (en) | Horizontally-overhung rigid hermetic section steel protective shed for high-rise buildings | |
| CN211622551U (en) | Scaffold protection shed and scaffold protection shed mounting structure | |
| CN207739606U (en) | A kind of packaged type Bailey bracket support platform | |
| CN212406038U (en) | Lower hanging construction platform module of high-altitude large-cantilever steel roof truss |
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 |