CN104895312A - Rotary scaffold and application of rotary scaffold in decoration engineering of building exterior slope-shaped roof - Google Patents
Rotary scaffold and application of rotary scaffold in decoration engineering of building exterior slope-shaped roof Download PDFInfo
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- CN104895312A CN104895312A CN201510271544.6A CN201510271544A CN104895312A CN 104895312 A CN104895312 A CN 104895312A CN 201510271544 A CN201510271544 A CN 201510271544A CN 104895312 A CN104895312 A CN 104895312A
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Abstract
The invention relates to the technical field of building construction and discloses a rotary scaffold and an application of the rotary scaffold in decoration engineering of a building exterior slope-shaped roof. The rotary scaffold comprises a rotary bracket and an L-shaped rotary frame, wherein one arm of the L-shaped rotary frame is hinged to the rotary bracket through a rotary shaft; the tail end of the other arm of the L-shaped rotary frame is connected with an L-shaped connection rod in a telescopic connection mode; a bolt hole is formed in the other end of the L-shaped connection rod. The rotary scaffold is simple and safe in structure, can be assembled on the ground conveniently and also can be assembled on a roof platform of a high-rise building, and later recycling and reusing are also facilitated.
Description
Technical field
The present invention relates to technical field of building construction, particularly highrise building beyond the region of objective existence chooses the construction method of the decoration of sloping roof, transformation, maintenance.
Background technology
At present, the height of City Building is built higher and higher, and job site is general all in urban district, narrow field.Unit in charge of construction generally adopts and sets up double-row steel pipe scaffold arrival roofing height, the demand setting up steel pipe needed for double-row steel pipe scaffold and fastener is large especially, and it is slow to set up speed, unreliable with being connected and fixed of building, affect the daily of people to pass through, live and handle official business, also comparatively large, simultaneously also uneconomical to the damage area of greening.
Summary of the invention
The present invention seeks to encorbelment for multilayer or high level the difficult problem of the maintenance of pitched roof, the construction of transformation, propose a kind ofly to save time, laborsaving, safety, environmental protection Rotary Scaffold.
The present invention includes a rotary support and L shape swivel mount, an arm of described L shape swivel mount is formed by axis of rotation and rotary support and is hinged, take telescopic connected mode to be connected with a L shape connecting rod at the end of another arm of L shape swivel mount, the other end of described L shape connecting rod arranges bolt hole.
Structure of the present invention is simple, safety, is beneficial to ground assembling, also can assembles on the roofing platform of high-rise building, also be beneficial to later stage recycling.
Particularly, described swivel mount is provided with two elongate bars be parallel to each other, one end of two elongate bars to be interfixed welding by a quarter butt, the axis hole for placing axis of rotation is offered in one end of described quarter butt, the other end of two elongate bars welds and elongate bars two pegs in obtuse angle respectively, the bottom of two pegs is welded to each other by connecting rod, along the length direction of connecting rod being fixedly installed two coaxial sleeve pipes, a straight-arm of described L shape connecting rod is nested with in two sleeve pipes, at the end welding anticreep block of this straight-arm of L shape connecting rod.This structural stability is strong, this anticreep block effectively can prevent the loss to body construction that L shape connecting rod causes from slippage in sleeve pipe in work progress, also the injury that L shape connecting rod drops to personnel, property is prevented, more can improve the stability of the whole scaffold of domatic aspect, to guarantee the safety of personnel, property.
In order to further increase integral rigidity, improving the resistance to overturning of L shape swivel mount, also can fix welding some stabiliser bars between two elongate bars.
The present invention also proposes above-mentioned Rotary Scaffold and outside the building chooses application in sloping roof decorative engineering, namely chooses the scaffold construction method of sloping roof outside building, comprises the following steps:
1) at the roofing putting up platform steel pipe scaffold of high-rise building;
2) on the parapet outside described roofing platform or floor structure side bar, in length direction fixing at least two group rotary supports respectively;
3) on each group rotary support, connect one group of L shape swivel mount by axis of rotation, the plane at described L shape swivel mount place is mutually vertical with the plane at roofing platform place;
4) an integral-rotation frame unit is connected to by fastener and steel pipe between the two groups of adjacent L shape swivel mounts on the same side parapet or floor structure side bar;
5) steel pipe scaffold on described roofing platform arranges withdrawing rope mechanism, at the far-end fixed pulling rope of integral-rotation frame unit, make integral-rotation framework with the axis of rotation of each group of L shape swivel mount for coercive mechanism rotates by withdrawing rope mechanism, until the L shape connecting rod of L shape swivel mount be positioned at choose sloping roof outside building cornice below;
6) set bolt in the bolt hole on each L shape connecting rod other end, and adopt the cornice concrete choosing sloping roof outside chemical anchor bolts and described building to form a fixed connection the other end of each bolt;
7) rotate laying construction operation scaffold floor between boom the adjacent L shape being connected with L shape connecting rod, adopt in the outside of all integral-rotation frame units safety net to close.
The steel pipe scaffold that the present invention sets up on roofing platform is as the heavy frame tiltedly hanging folding and unfolding Rotary Scaffold, with the axis of rotation of rotary support on parapet or floor structure side bar for coercive mechanism, by rotation mode, one end of Rotary Scaffold is transferred to the below of choosing sloping roof outside building, and formed a fixed connection by the cornice concrete choosing sloping roof outside L shape connecting rod and building, constructor just can arrive another arm by an arm along Rotary Scaffold from roofing platform, rotate on the construction operation scaffold floor between boom until arrive L shape, just the decoration that highrise building beyond the region of objective existence chooses sloping roof can be carried out in safety net, transformation, the construction of maintenance.
When choose outside building the decoration of sloping roof, transformation, maintenance construction all terminate after, be reversed operation by above operation, just Rotary Scaffold can be recovered on roofing platform again, then remove, reclaim.
The present invention can adopt common set up scaffold steel-pipe welding, assemble, set up, draw materials easy, easy and simple to handle, do not affect the day-to-day operations activity of building, and safe and reliable.A large amount of steel pipes, fastener, section steel material can be saved, also save a large amount of taking and tear labour cost open, and install and remove safe and reliable, the construction technology of a complete totally enclosed pitched roof rebuilding construction protection support body can be formed again, create good, a safety construction environment, also can ensure the normal business activities of original building.
In addition, in order to improve the stability that rotary support connects, rotary support of the present invention is also connected with the steel pipe scaffold on roofing platform by pull bar, and the horizontal pull of being born by rotary support by pull bar is passed on the steel pipe scaffold on roofing platform.
After described step 6), to gather connecting rod with steel pipe and fastener between the L shape swivel mount between each integral-rotation frame unit and in each integral-rotation frame unit.Be connected to become by steel pipe and fastener the integral-rotation scaffold that is attached to pitched roof surrounding, make it have the ability of enough intensity, rigidity, stability and resistance to deformation.
Accompanying drawing explanation
Fig. 1 is Rotary Scaffold of the present invention structural representation in the application.
Fig. 2 is the A portion enlarged drawing of Fig. 1.
Detailed description of the invention
One, the structure of Rotary Scaffold:
As shown in Figure 1, each group Rotary Scaffold is provided with one group of rotary support 1 and one group of L shape swivel mount 2.
L shape swivel mount 2 is provided with two elongate bars be parallel to each other 21, one end of two elongate bars 21 is welded to each other fixing by a quarter butt 22, the axis hole for placing axis of rotation 3 is offered in one end of quarter butt 22, the other end of two elongate bars 21 is welded respectively and is welded to each other by connecting rod 24 with the bottom of elongate bars 21 two pegs, 23, two pegs 23 in obtuse angle.Fixing welding some stabiliser bars 28 between two elongate bars 21.
The straight-arm extension type that length direction along connecting rod 24 is fixedly installed two coaxial sleeve pipe 25, L shape connecting rods 26 is nested with in two sleeve pipes 25, and at the end welding anticreep block 27 of this straight-arm.The vertical end of another straight-arm of L shape connecting rod 26 arranges bolt hole.
Two, Rotary Scaffold outside the building chooses the application in sloping roof decorative engineering:
1, according to the gross weight such as constructor, equipment, goods that hand cradle under the deadweight of the Rotary Scaffold of required carrying and the shaping rear foot carries, through calculating, steel pipe scaffold set up by the outer platform chosen above sloping roof needing the building transformed, keep in repair or decorate, as in a certain construction example, the height of steel pipe scaffold is about 6m, vertical pole ' s span 2m, horizontal cross bar step pitch 1.2m.
While setting up steel pipe scaffold, platform can carry out the welding assembly of L shape swivel mount.
As added cornice length 200 ㎜ with the length of each group of L shape swivel mount on the basis of roofing length of grade, height 800 ㎜ meter, then in L shape swivel mount, the length of two elongate bars 21 is then for roofing length of grade adds 200 ㎜, quarter butt 22 is the square tube of 800 ㎜+150 ㎜=950 ㎜, and wherein 150 ㎜ are the length inserting rotary support 1.Stabiliser bar 28 is V-shaped to be connected between two elongate bars 21, to increase integral rigidity.The length of two pegs 23 is: vertical steel pipe height 800 ㎜ inside it, and outside vertical steel pipe height about 1200 ㎜ also should exceed L shape swivel mount upper strata steel pipe 200 ㎜, for setting up horizontal protective steel pipe; The length being welded on the connecting rod 24 between two pegs 23 is 900 ㎜, and after being beneficial to this scaffold building, constructor stands, walks.
Along on the length direction of connecting rod 24, the short square tube that two sleeve pipes 25 adopt length 100 ㎜, specification is 50 × 50 × 1.0 ㎜ of welding respectively outside it, spacing 100 ㎜.In square tube, penetrate the L shape connecting rod 26 be welded to form by 40 × 40 × 0.8 ㎜ one is long-armed, perforate on the galianconism of L shape connecting rod 26, in subsequent construction with the connection of eave structure, all nodes all adopt and are welded to connect.
2, on the parapet outside roofing platform or floor structure side bar, according to its length, the length direction along parapet or floor structure side bar equidistantly fixes two groups to four groups rotary supports respectively with 2.5m.
As shown in Figure 2, each rotary support is made up of two blocks of 12# channel-section steels 11 and one piece of t=15 backing plate 12.Backing plate 12 length 200 ㎜, width adds 50 ㎜ in every side again with the width of parapet of roofing or floor structure side bar, and the height of channel-section steel 11 is 160mm, channel-section steel 11 is offered two bolts hole.Two blocks of channel-section steels 11 are vertically welded on the same face of backing plate respectively, the spacing 100mm of two blocks of channel-section steels 11, and the perforate respectively at the middle part of two blocks of channel-section steels 11, for placing axis of rotation 3.Adopt chemically-planted steel bar to implant the M16 crab-bolt 13 of length 150 ㎜ in advance in the position of each group of rotary support, the upper end of crab-bolt 13 is set in the bolt hole of backing plate 12, by the nut 14 coordinated with crab-bolt 13, the backing plate 12 of rotary support is fixed on parapet or floor structure.Also can weld L100 × 63 × 8 angle steel 15 respectively in rotary support backing plate bottom outside, middle ware distance is the width of parapet or floor structure beam, to improve horizontal shear strength and the resistance to overturning of rotary support.
Each group of rotary support also distinguishes welding rod, and the other end of pull bar is fixedly connected with by fastener with the steel pipe scaffold on roofing platform.
3, on each group rotary support, one group of L shape swivel mount is connected by axis of rotation, quarter butt 22 one end of L shape swivel mount is inserted in rotary support, and fix with M14 bolt, at the elongate bars 21 of L shape swivel mount and the connecting portion of the peg 23 steel pipe scaffold drawknot on the wire rope of Φ 14mm and platform, and to set with pulling force be the withdrawing rope mechanism of 3T---manually or electric block.
And make the plane at each group of L shape swivel mount place mutually vertical with the plane (or ground) at roofing platform place.
Choose sloping roof outside four sides as building has, and when all needing to construct to sloping roof, then carry out the construction of L shape swivel mount with the steel pipe scaffold symmetry on platform, to improve the stability of steel pipe scaffold.
4,2 ~ 3 groups of L shape swivel mounts on the same side parapet or floor structure side bar to be connected to each other as a whole rotating frame unit by fastener and steel pipe, and the construction operation layer bottom integral-rotation frame unit is installed.
5, by controlling manually or electric block, make integral-rotation frame unit with the axis of rotation of each group of L shape swivel mount for coercive mechanism rotates, each integral-rotation frame unit is slowly put down, when integral-rotation frame unit bottom steel pipe is apart from roofing eave basic unit face 200 ㎜, being connected and fixed between each integral-rotation frame unit is carried out with steel pipe, and guarantee that in integral-rotation frame unit, each L shape swivel mount can not directly be shelved in the basic unit of roofing eave, continue to put down integral-rotation framework, until the L shape connecting rod of L shape swivel mount be positioned at choose sloping roof outside building cornice below.
6, the cornice concrete choosing sloping roof outside the corresponding building of the L shape connecting rod with Rotary Scaffold work layer bottom welding adopt chemically-planted steel bar to implant M16 anchor pole, after chemical rubber cement solidifies, by an arm of L shape connecting rod 24 telescopic structure at two sleeve pipes 25, in the bolt hole that this anchor pole is placed through on another arm of L shape connecting rod 26, and adopt nut L shape connecting rod 26 and anchor pole to be connected and fixed, make it to become overall.
7, to gather connecting rod with steel pipe and fastener between the L shape swivel mount between each integral-rotation frame unit and in each integral-rotation frame unit.Be connected to become by steel pipe and fastener the integral-rotation scaffold that is attached to pitched roof surrounding, make it have the ability of enough intensity, rigidity, stability and resistance to deformation.
8, rotate laying construction operation scaffold floor between boom the adjacent L shape being connected with L shape connecting rod, and fix with safety net, five-ply board, carpet layered seal, setting is greater than 200 ㎜ height foot guard plates, carpet should on turn over and prevent tiny mincing from dropping; Work layer outer guard rail height is increased to 2m, and adopts safety net to close in the outside of integral-rotation framework.
So far, the scaffold of sloping roof is set up complete completely, constructor can adopt bamboo light weight just short ladder in safety net, implement roofing construction from platform up and down to sloping roof.
9, after sloping roof finishing all terminates, oppositely Rotary Scaffold protected by above-mentioned steps, go along with sb. to guard him facility dismounting.
First remove the joint steel pipe between each integral-rotation unit, after again L shape swivel mount being promoted to erectility, Demolition Construction work layer and connect the scaffolding steel pipe of each rotating frame sheet, more each L shape swivel mount is removed, the steel pipe scaffold on platform is removed comprehensively simultaneously.
Claims (6)
1. a Rotary Scaffold, it is characterized in that comprising a rotary support and L shape swivel mount, an arm of described L shape swivel mount is formed by axis of rotation and rotary support and is hinged, take telescopic connected mode to be connected with a L shape connecting rod at the end of another arm of L shape swivel mount, the other end of described L shape connecting rod arranges bolt hole.
2. Rotary Scaffold according to claim 1, it is characterized in that described swivel mount is provided with two elongate bars be parallel to each other, one end of two elongate bars is mutually permanently connected by a quarter butt, the axis hole for placing axis of rotation is offered in one end of described quarter butt, the other end of two elongate bars welds and elongate bars two pegs in obtuse angle respectively, the other end of two pegs is welded to each other by connecting rod, along the length direction of connecting rod being fixedly installed two coaxial sleeve pipes, a straight-arm of described L shape connecting rod is nested with in two sleeve pipes, at the end welding anticreep block of this straight-arm of L shape connecting rod.
3. Rotary Scaffold according to claim 2, is characterized in that fixing welding some stabiliser bars between two elongate bars.
4. Rotary Scaffold outside the building chooses the application in sloping roof decorative engineering as claimed in claim 1, it is characterized in that comprising the following steps:
1) at the roofing putting up platform steel pipe scaffold of high-rise building;
2) on the parapet outside described roofing platform or floor structure side bar, in length direction fixing at least two group rotary supports respectively;
3) on each group rotary support, connect one group of L shape swivel mount by axis of rotation, the plane at described L shape swivel mount place is mutually vertical with the plane at roofing platform place;
4) an integral-rotation frame unit is connected to by fastener and steel pipe between the two groups of adjacent L shape swivel mounts on the same side parapet or floor structure side bar;
5) steel pipe scaffold on described roofing platform arranges withdrawing rope mechanism, at the far-end fixed pulling rope of integral-rotation frame unit, make integral-rotation frame unit with the axis of rotation of each group of L shape swivel mount for coercive mechanism rotates by withdrawing rope mechanism, until the L shape connecting rod of L shape swivel mount be positioned at choose sloping roof outside building cornice below;
6) set bolt in the bolt hole on each L shape connecting rod other end, and adopt the cornice concrete choosing sloping roof outside chemical anchor bolts and described building to form a fixed connection the other end of each bolt;
7) rotate laying construction operation scaffold floor between boom the adjacent L shape being connected with L shape connecting rod, adopt in the outside of all integral-rotation frame units safety net to close.
5. Rotary Scaffold outside the building chooses the application in the modification scaffold of sloping roof according to claim 4, it is characterized in that described rotary support is also connected with the steel pipe scaffold on roofing platform by pull bar.
6. according to claim 4 or 5, Rotary Scaffold outside the building chooses the application in the modification scaffold of sloping roof, it is characterized in that after described step 6), to gather connecting rod with steel pipe and fastener between the L shape swivel mount between each integral-rotation frame unit and in each integral-rotation frame unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510271544.6A CN104895312B (en) | 2015-05-26 | 2015-05-26 | Rotary scaffold and application of rotary scaffold in decoration engineering of building exterior slope-shaped roof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510271544.6A CN104895312B (en) | 2015-05-26 | 2015-05-26 | Rotary scaffold and application of rotary scaffold in decoration engineering of building exterior slope-shaped roof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104895312A true CN104895312A (en) | 2015-09-09 |
| CN104895312B CN104895312B (en) | 2017-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510271544.6A Expired - Fee Related CN104895312B (en) | 2015-05-26 | 2015-05-26 | Rotary scaffold and application of rotary scaffold in decoration engineering of building exterior slope-shaped roof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113235891A (en) * | 2021-04-29 | 2021-08-10 | 上海宝冶集团有限公司 | Outer throwing frame protection method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3719403A1 (en) * | 1986-06-18 | 1987-12-23 | Friedhold Haessner | Scaffolding |
| JP2000297510A (en) * | 1999-04-16 | 2000-10-24 | Matsuoka Kenki Kk | Lifting and working device for pitched roof |
| CN101624872A (en) * | 2009-08-04 | 2010-01-13 | 广东省第二建筑工程公司 | Movable type scaffold bracket for overhead construction of building engineering |
| US8596414B1 (en) * | 2010-04-12 | 2013-12-03 | Thomas R. Lown | Mobile steep roof scaffold system |
| CN204645572U (en) * | 2015-05-26 | 2015-09-16 | 江苏扬州建工建设集团有限公司 | A kind of Rotary Scaffold |
-
2015
- 2015-05-26 CN CN201510271544.6A patent/CN104895312B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3719403A1 (en) * | 1986-06-18 | 1987-12-23 | Friedhold Haessner | Scaffolding |
| JP2000297510A (en) * | 1999-04-16 | 2000-10-24 | Matsuoka Kenki Kk | Lifting and working device for pitched roof |
| CN101624872A (en) * | 2009-08-04 | 2010-01-13 | 广东省第二建筑工程公司 | Movable type scaffold bracket for overhead construction of building engineering |
| US8596414B1 (en) * | 2010-04-12 | 2013-12-03 | Thomas R. Lown | Mobile steep roof scaffold system |
| CN204645572U (en) * | 2015-05-26 | 2015-09-16 | 江苏扬州建工建设集团有限公司 | A kind of Rotary Scaffold |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113235891A (en) * | 2021-04-29 | 2021-08-10 | 上海宝冶集团有限公司 | Outer throwing frame protection method |
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| CN104895312B (en) | 2017-02-22 |
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Granted publication date: 20170222 |