Foldable telescopic overhanging tool type scaffold system and installation method thereof
Technical Field
The invention relates to a scaffold system, in particular to a foldable telescopic overhanging tool type scaffold system and an installation method thereof.
Background
With the high-speed development of economy and science and technology in China, super high-rise buildings as landmarks in modern cities have shown remarkable roles and gradually become the signs of rising economy in countries and cities. Novel building facades need more innovative construction techniques to be implemented. The super high-rise main tower structure usually adopts a core tube-outer frame huge column structure, wherein the outer frame huge column of the main tower is difficult to construct, and the safety protection problem of the outer frame huge column edge operation is particularly important.
In order to solve the problem of safety protection of the construction of the huge column of the outer frame of the super high-rise building, the prior art is usually protected by using facilities such as climbing frames and the like. However, when these facilities face the abnormal outline, it is very difficult to climb, and the facilities need to be disassembled and assembled after being transported, so that the efficiency is greatly reduced.
Disclosure of Invention
The invention aims to provide a foldable and telescopic overhanging tool type scaffold system and an installation method thereof, so as to solve the technical problems.
The aim of the invention can be achieved by the following technical scheme:
the utility model provides a collapsible flexible instrument formula scaffold frame system that encorbelments, including the body, adjustable girder steel encorbelments, installation operation platform, even wall spare and floor, the body includes the top crossbeam, the off-load wire rope, the pole setting, the diagonal brace, the platform board, turn over the board, stair and envelope, the bottom of crossbeam passes through the cantilever end fixed connection of bolt and adjustable girder steel encorbelments, the top of crossbeam is provided with off-load wire rope, the bottom vertical welding of crossbeam has a plurality of pole setting, be fixed with a plurality of platform boards through the bolt level between a plurality of pole setting, install a plurality of diagonal brace along the diagonal between a plurality of platform boards, the one end welded fastening of a plurality of platform boards has the board, and detachably install the stair between a plurality of platform boards, envelope is installed to the face sky three side of body, envelope and body welded fastening;
the adjustable cantilever steel beam comprises folding sections, telescopic sections, anchoring pieces and folding pieces, two ends of each folding piece are respectively and movably connected with the two folding sections, one end of each folding section is movably connected with the telescopic section, the installation operation platform comprises a railing and a springboard, the railing is formed by welding a plurality of plates, the bottom end of the railing is fixedly connected with the adjustable cantilever steel beam through bolts, and the springboard is paved on the adjustable cantilever steel beam;
the wall connecting piece comprises an embedded steel pipe, a horizontal steel pipe, a square-through adapter and a fastener, one end of the square-through adapter is fixedly connected with the vertical rod through a bolt, the other end of the square-through adapter is provided with the horizontal steel pipe, the two ends of the horizontal steel pipe are tightly matched with each other, and the two fasteners are fixedly connected with the square-through adapter and the embedded steel pipe through bolts respectively.
The number of the upright posts is not less than four, and the included angle between the stairs and the platform plate is 45-60 degrees.
The folding section is folded by folding two rectangular steel pipes with the cross section of 150 multiplied by 250 multiplied by 10 through folding pieces, the telescopic section is a rectangular steel pipe with the cross section of 120 multiplied by 200 multiplied by 14, and the rectangular steel pipe with the cross section of 120 multiplied by 200 multiplied by 14 is inserted into the rectangular steel pipe with the cross section of 150 multiplied by 250 multiplied by 10 to realize the telescopic.
One end of the adjustable cantilever steel beam is anchored at the top end of the floor slab, the other end of the adjustable cantilever steel beam is fixedly connected with a cross beam at the top end of the main frame body through bolts, and the main frame body is connected with the main structure through a wall connecting piece.
The main frame body is detachably and fixedly connected with the adjustable cantilever steel beam through bolts.
The scaffold mounting method specifically comprises the following steps:
firstly, assembling a main frame body on the ground;
the second step, the adjustable cantilever steel beam is fixedly arranged at the top end of the floor slab, and an operation platform is paved and arranged at the top end of the adjustable cantilever steel beam;
thirdly, lifting the assembled main frame body to the lower part of the adjustable cantilever steel beam, and fixedly connecting the top end of the main frame body with the adjustable cantilever steel beam through bolts;
fourthly, after the main frame body is fixed on the adjustable overhanging steel beam, one end of the wall connecting piece is fixedly arranged at one end of the main frame body, and the other end of the wall connecting piece is fixedly arranged on the main structure;
fifthly, after the wall connecting piece is fixed, one end of the unloading steel wire rope is fixed at a fixed point on the beam, and the other end of the unloading steel wire rope is fixed at a fixed point on the upper floor slab;
step six, turning over the turning plate and overlapping the turning plate on the floor slab;
and seventh, after the construction of the floor is finished, disassembling the connecting wall piece, the unloading steel wire rope and the connecting bolts between the main frame body and the adjustable cantilever steel beam, integrally hoisting the main frame body to the floor of the previous operation floor, and repeating the second to sixth steps for turnover.
The invention has the beneficial effects that:
1. the foldable telescopic overhanging tool type scaffold system controls the distance between the main frame body and the main body through the adjustable overhanging steel beam, realizes the outer elevation protection of the special-shaped outer contour line building, has strong practicability, and can be suitable for super high-rise buildings with different storey heights and different giant column types.
2. According to the foldable telescopic overhanging tool type scaffold system, after the installation is finished, three operation layers can be covered, the three operation layers are simultaneously constructed, the working efficiency is improved, the cost is reduced, and meanwhile, the working intensity of constructors is also reduced.
3. The foldable telescopic overhanging tool type scaffold system is stable in structure, high in safety and convenient to maintain, and has strong superiority from the safety angle and the economic angle.
Drawings
The present invention is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.
Fig. 1 is a schematic structural view of a foldable and telescopic overhanging tool type scaffold system according to the present invention.
Fig. 2 is a front view of a collapsible telescopic overhanging tool-type scaffold system of the present invention.
Fig. 3 is a right side view of a collapsible telescoping overhanging tool type scaffold system of the present invention.
Fig. 4 is a schematic view of the structure of the adjustable cantilever steel beam of the present invention.
FIG. 5 is a schematic view of the wall connecting member according to the present invention.
In the figure: 1. a main frame body; 101. a cross beam; 102. unloading a steel wire rope; 103. a vertical rod; 104. a diagonal brace; 105. a platform plate; 106. turning plate; 107. stairs; 108. a building envelope; 2. an adjustable cantilever steel beam; 201. a folding section; 202. a telescoping section; 203. an anchor; 204. a folding member; 3. installing an operation platform; 301. railing; 302. a springboard; 4. a wall connecting piece; 401. embedding a steel pipe; 402. a horizontal steel pipe; 403. a square-joint adapter; 404. a fastener; 5. and (3) floor slabs.
Description of the embodiments
The technical solutions of the present invention will be clearly and completely described in connection with the embodiments, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, a foldable and telescopic overhanging tool type scaffold system comprises a main frame body 1, an adjustable overhanging steel beam 2, a mounting operation platform 3, a wall connecting piece 4 and a floor slab 5, so that the outer facing edge protection requirement in the construction of a huge column of a super high-rise building with a special-shaped contour line can be met, and meanwhile, a construction operation surface is provided for the construction of the huge column.
Referring to fig. 2-4, the main frame 1 includes a top beam 101, an unloading wire rope 102, upright posts 103, diagonal braces 104, a plurality of platform boards 105, a turning plate 106, stairs 107 and an enclosure 108, the bottom end of the beam 101 is fixedly connected with the overhanging end of the adjustable overhanging steel beam 2 through bolts, the top end of the beam 101 is provided with the unloading wire rope 102, the bottom end of the beam 101 is vertically welded and fixed with a plurality of upright posts 103, the number of the upright posts 103 is not less than four, a plurality of platform boards 105 are horizontally fixed among the upright posts 103 through bolts, a plurality of diagonal braces 104 are installed among the plurality of platform boards 105 along diagonal lines, the plurality of diagonal braces 104 provide supporting force for the plurality of platform boards 105, deformation of the plurality of platform boards 105 caused by overlarge stress is prevented, one end of the plurality of platform boards 105 is welded and fixed with the turning plate 106, the stairs 107 are detachably installed among the plurality of platform boards 105, the included angle between the stairs 107 and the platform boards 105 is 45-60 degrees, the enclosure 108 is installed on the three side of the main frame 1 in the air, and the enclosure is welded and fixed with the main frame 1.
The adjustable cantilever steel beam 2 comprises a folding section 201, a telescopic section 202, an anchoring piece 203 and a folding piece 204, wherein the folding section 201 is formed by folding two rectangular steel pipes with the cross section of 150 multiplied by 250 multiplied by 10 in half through the folding piece 204, two ends of the folding piece 204 are respectively and movably connected with the two folding sections 201, one end of the folding section 201 is movably connected with the telescopic section 202, the telescopic section 202 is a rectangular steel pipe with the cross section of 120 multiplied by 200 multiplied by 14, and the rectangular steel pipe with the cross section of 120 multiplied by 200 multiplied by 14 can be inserted into the rectangular steel pipe with the cross section of 150 multiplied by 250 multiplied by 10 to realize expansion.
The installation operation platform 3 comprises a railing 301 and a springboard 302, wherein the railing 301 is formed by welding a plurality of plates, the bottom end of the railing 301 is fixedly connected with the adjustable cantilever steel beam 2 through bolts, and the springboard 302 is paved on the adjustable cantilever steel beam 2.
Referring to fig. 5, the wall connecting member 4 includes an embedded steel pipe 401, a horizontal steel pipe 402, a square-through adapter 403 and a fastener 404, one end of the square-through adapter 403 is fixedly connected with the vertical rod 103 through a bolt, the other end of the square-through adapter 403 is provided with the horizontal steel pipe 402, both ends of the horizontal steel pipe 402 are tightly fitted with the fastener 404, the two fasteners 404 are respectively fixedly connected with the square-through adapter 403 and the embedded steel pipe 401 through bolts, so that the horizontal steel pipe 402 is horizontally arranged, and the square-through adapter 403 and the embedded steel pipe 401 provide supporting force for the horizontal steel pipe 402.
The non-overhanging end of the adjustable overhanging steel beam 2 is fixedly connected with the cross beam 101 at the top end of the main frame body 1 through bolts, and the main frame body 1 is connected with a main structure through a wall connecting piece 4.
The main frame body 1 and the adjustable cantilever steel beam 2 are detachably and fixedly connected through bolts, the main frame body 1 can be integrally lifted through a tower crane, and the adjustable cantilever steel beam 2 can be transported to the next construction layer through a construction elevator.
The length of the overhanging end of the adjustable overhanging steel beam 2 is adjusted, the distance between the protective frame and the edge of a building is realized, the length of the overhanging section of the adjustable overhanging steel beam 2 is adjusted in a folding and telescopic mode, and meanwhile, the transportation problem of the overhanging steel beam is also solved.
The scaffold mounting method specifically comprises the following steps:
firstly, assembling the main frame body 1 on the ground;
secondly, fixedly mounting the adjustable cantilever steel beam 2 on the top end of the floor slab 5, and paving and mounting an operation platform 3 on the top end of the adjustable cantilever steel beam 2;
thirdly, lifting the assembled main frame body 1 to the lower part of the adjustable cantilever steel beam 2, and fixedly connecting the top end of the main frame body 1 with the adjustable cantilever steel beam 2 through bolts;
fourthly, after the main frame body 1 is fixed on the adjustable overhanging steel beam 2, one end of the wall connecting piece 4 is fixedly arranged at one end of the main frame body 1, and the other end of the wall connecting piece 4 is fixedly arranged on a main structure;
fifthly, after the wall connecting piece 4 is fixed, one end of the unloading steel wire rope 102 is fixed at a fixed point on the cross beam 101, and the other end of the unloading steel wire rope 102 is fixed at a fixed point on the upper floor 5;
step six, turning over the turning plate 106 and overlapping the floor 5;
and seventh, after the construction of the floor is finished, disassembling the connecting bolts among the wall connecting piece 4, the unloading steel wire rope 102, the main frame body 1 and the adjustable cantilever steel beam 2, integrally hoisting the main frame body 1 to the floor of the previous operation floor, and repeating the second to sixth steps, thereby realizing the turnover use rapidly.
When the adjustable cantilever steel beam is used, the folding section 201 is folded by two rectangular steel pipes with the cross sections of 150 multiplied by 250 multiplied by 10 through the folding piece 204, two ends of the folding piece 204 are respectively movably connected with one ends of the two folding sections 201 opposite to each other, the other end of the folding section 201 close to the cross beam 101 is movably connected with the telescopic section 202, the telescopic section 202 is a rectangular steel pipe with the cross section of 120 multiplied by 200 multiplied by 14, the rectangular steel pipe with the cross section of 120 multiplied by 200 multiplied by 14 can be inserted into the rectangular steel pipe with the cross section of 150 multiplied by 250 multiplied by 10 to realize the expansion and the contraction, and further, the distance between the protective frame and the edge of a building is realized by adjusting the length of the overhanging end of the adjustable cantilever steel beam 2. The length of the cantilever section is adjusted by the adjustable cantilever steel beam 2 in a folding and telescopic mode, and meanwhile the transportation problem of the cantilever steel beam is solved.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.