CN103015696B - A kind of outer protection layer of hanging basket for super high-rise building - Google Patents

Abstract

The invention relates to a hanging basket outer protective layer for a super high-rise building, which comprises safety nets, steel wire ropes and at least two bearing frames formed in the same height, wherein the bearing frames are mounted in a space which is formed by adjacent upper and lower floors of the super high-rise building; the front ends of the bearing frames extend outside eave walls of the floors; and the safety nets are vertically hung at the front ends of the bearing frames through the steel wire ropes. The hanging basket outer protective layer for the super high-rise building solves safety problems in an outer decoration construction process of the super high-rise building, realizes outer decoration sectional construction and flow operation of the super high-rise building, quickens outer decoration construction schedule, improves engineering economic benefits under the precondition of safety guarantee, and provides evidences to make the national super high-rise building safe construction technique.

Description

A kind of outer protection layer of hanging basket for super high-rise building

technical field

The invention relates to an outer protective layer of a hanging basket for a super high-rise building, which belongs to the technical field of construction engineering.

Background technique

With the rapid economic growth and the rapid growth of urban population, the contradiction of decreasing urban construction land becomes more and more prominent. Super high-rise buildings have developed rapidly due to the advantages of less land, low cost of urban infrastructure, and can improve the appearance of the city. With more and more super high-rise buildings in modern engineering projects, the difficulty and quality requirements of construction technology are constantly increasing, and the complexity and difficulty of construction technology management are also increasing. Safety protection is an important management content in construction projects. Especially when carrying out exterior decoration, due to the limitation of geographical location and construction site, safety protection has become a major problem for super high-rise buildings. At present, domestic super high-rise construction projects generally use hanging blue exterior decoration construction. Precautionary regulations can be referred to, but most of the super and high-rise buildings are located in the central area of the city, and often become a landmark building in a region. Therefore, no matter what kind of safety accidents occur during the construction process, it will cause serious adverse social impacts. Therefore, How to ensure the safety of the construction process of super high-rise buildings, especially during the construction of exterior decoration, has become an urgent problem in the construction of super high-rise buildings.

Contents of the invention

In order to solve the safety problem in the construction process of super high-rise building exterior decoration, the present invention provides a super high-rise building hanging basket outer protective layer which is convenient to install and disassemble, safe to use and capable of effective protection.

In order to achieve the above object, the technical scheme of the present invention is as follows:

An outer protective layer of a hanging basket for a super high-rise building, comprising a safety net, a steel wire rope and at least two support frames at the same height, the support frames are installed in the space formed by the adjacent upper and lower floors of the super high-rise building, the support frame The front end protrudes outside the eaves wall of the floor, and the safety net is vertically suspended at the front end of the support frame through a steel wire rope; seat, including a set of vertical bars arranged in a matrix, a set of vertical bars and a set of horizontal bars, the two ends of the vertical bars are respectively fixed on the adjacent upper and lower floors, the uppermost layer of the vertical bars and the The two ends of each rod on the lowest floor are respectively fixed on the wall-riding clamp installed on the eaves wall of the floor and on the wall corresponding to the eaves wall of the floor. Firm buckle connection; the steel support frame includes two I-beams and two support angle steels, the two I-beams are placed horizontally side by side and spaced apart, the front end protrudes outside the eaves wall of the floor, and the two I-beams are located on the adjacent The part and the end of the space formed by the upper and lower floors are fixed on the cross bar of the fixed support, and a group of cross bars are pressed on the upper surface of the two I-beams, and the upper surfaces of the front ends of the two I-beams pass through two supporting angle steels. connection, the two supporting angle steels are placed at intervals with their backs facing each other, and the ends of the steel wire ropes are fixed at the middle gap between the two supporting angle steels; The intersection of the I-beam and the horizontal bar, the intersection of the I-beam and the reinforced slanting bar, and the intersection of the reinforced slanting bar and the vertical bar are firmly fastened by buckles.

The wall-riding clamp frame is composed of a main pole and two vertical poles. The main pole and the longitudinal pole are fixed on the corresponding vertical pole and the horizontal pole in parallel. A certain distance, the rear end of the main rod is consistent with the rear end of the longitudinal rod in the middle position; the two vertical rods are respectively fixed on the main rods located inside and outside the eaves wall of the floor, and the lower ends of the two vertical rods are fixed on the eaves wall of the floor Inside and outside; the front end of each rod on the uppermost layer and the lowermost layer of the vertical rod is fixed on the vertical rod on the inner surface of the eaves wall of the floor, the main rod and the vertical rod, the horizontal rod and the vertical rod and the vertical rod The rod and the longitudinal rod are securely fastened through buckles.

The vertical bar intersected by the reinforced diagonal bar and the I-beam is connected by a reinforced tie rod; the junction of the reinforced diagonal bar and the reinforced tie rod of the two I-beams is connected by a reinforced cross bar; the reinforced diagonal bar is connected with the reinforced tie rod and the reinforced tie rod The vertical rod, the reinforced horizontal rod and the reinforced oblique rod, the vertical rod and the reinforced pull rod are firmly fastened through buckles.

The length of the front end of the shaped steel supporting frame of the support frame protruding from the outside of the floor eaves wall is 2200mm, the distance between the rear end and the outside of the floor eaves wall is 1600mm, and the distance between the two I-beams of the shaped steel supporting frame is 600mm ㎜, the distance between the two supporting angles of the steel support frame is 20㎜; the set of vertical bars arranged in a matrix is a 3×3 matrix, and the distance between two adjacent rows of vertical bars is 1000㎜, the distance between the steel support The distance between the nearest row of vertical bars at the front end of the frame and the outer wall of the super high-rise building is 800mm, the set of vertical bars is a 3×3 arrangement of vertical bars, and the distance between two adjacent rows of vertical bars is at least 600mm; The distance between the two adjacent supporting frames at the same height is not more than 5 meters; the gap between the two supporting angle steels of the steel supporting frame is fixed with an anti-slip ring, and the end of the steel wire rope is fixed in the anti-slip ring with a rolling head .

The outer protective layer of a super high-rise building further includes a windproof steel support frame, and the windproof steel support frame is fixed on the outer wall of the super high-rise building.

The windproof steel support frame is a triangular steel frame, the adjacent sides of the triangular steel frame are connected by welding, one side of the triangular steel frame is fixed on the outer wall of a super high-rise building, and the triangular steel frame Two reinforcing ribs are arranged between the other two sides, and a semi-split ring is provided at the junction of the other two sides of the triangular-shaped steel frame; It is fixed on the outer wall of a super high-rise building in a vertical state.

The triangular-shaped steel frame is a right-angled triangle-shaped steel frame, the length of the long right-angled side of the right-angled triangle-shaped steel frame is 2200 mm, the length of the short right-angled side of the right-angled triangle-shaped steel frame is 1000 mm, and the short The right-angled side is vertically fixed on the outer wall of a super high-rise building, and the distances between the two reinforcing ribs and the short right-angled side are 800mm and 1600mm respectively; the sides and reinforcing ribs of the right-angled triangle steel frame are ∠50×50 ×5 fixed angle steel; the lower end of the steel wire rope is fixed in the half split ring of the windproof steel support frame with a rolling head.

A windproof steel support frame is arranged every 12 meters on the steel wire rope; the adjacent distance between the windproof steel support frames is no more than 5 meters; the safety net is a flame-retardant dense mesh.

The beneficial effects of the present invention are:

(1) When using hanging baskets for exterior decoration construction, the use of flame-retardant dense mesh hanging protection technology can play a dual role in improving safe working conditions and beautifying the external image of buildings;

(2) After the continuously hanging dark green safety net is hung, it can effectively prevent the phenomenon of debris from escaping, and at the same time add a sense of beauty to the building, especially providing a good working environment for the operator, eliminating the need for high-altitude fear of homework;

(3) In terms of construction progress arrangement, the protective nets arranged in sections are conducive to the arrangement of cross operations. During the construction of the main structure, the hanging blue can be used to prepare for decoration construction in advance in sections from bottom to top, and parallel construction can also be organized. It has effectively promoted the construction progress and guaranteed safe production.

The invention solves the safety problem in the construction process of super high-rise building exterior decoration, realizes segmental construction of super high-rise building exterior decoration, flow operation, speeds up the construction progress of exterior decoration, improves the economic benefit of the project under the premise of ensuring safety, and also It provides a basis for the formulation of safe construction methods for super high-rise buildings in my country.

Description of drawings

Figure 1 is a partial right view of the present invention;

Figure 2 is a partial front view of the present invention;

Figure 3 is a right view of the windproof steel support frame of the present invention;

Figure 4 is a schematic diagram of the installation of a protective layer in a 262-meter-high super high-rise building.

Among Fig. 1-3, support frame 1, fixed support 11, shaped steel support frame 12, reinforcement bar 13, longitudinal bar 111, cross bar 112, vertical bar 113, I-beam 121, angle steel 122, reinforcement oblique bar 131, reinforcement Tie rod 132, reinforced cross bar 133, wall-riding clip frame 14, main rod 141, vertical rod 142, steel wire rope 2, safety net 3, windproof steel support frame 4, windproof steel support frame fixed side 41, windproof steel support frame upper side 42, windproof Steel bracing frame bottom 43, windproof steel bracing frame stiffener 44.

Detailed ways

Below in conjunction with Fig. 1-3, the present invention will be further described as an example by making the outer protective layer of the hanging basket of a 262-meter-high super high-rise building.

As shown in Fig. 1-3, a kind of outer protection layer of the hanging basket for super high-rise building includes safety net 3, steel wire rope 2 and two support frames 1 at least at the same height, support frame 1 is installed on the adjacent upper and lower sides of super high-rise building In the space formed by the floor, the front end of the support frame 1 stretches out of the eaves wall of the floor, and the 3 safety nets are vertically suspended on the front end of the support frame 1 through the steel wire rope 2. The support frame 1 is connected by a fixed support 11, a steel support frame 12 and a number of reinforcing rods 13. The fixed support 11 is a three-dimensional support, including a set of vertical bars 113 arranged in a matrix, a set of vertical bars 111 and a set of The two ends of the horizontal bar 112 and the vertical bar 113 are respectively fixed on the adjacent upper and lower floors, and the two ends of the vertical bar 111 on the uppermost floor and the lowermost floor are respectively fixed on the wall-riding clamps 14 installed on the eaves of the floors. And on the wall corresponding to the eaves wall of the floor, the intersections of the vertical bar 113, the longitudinal bar 111 and the cross bar 112 are firmly buckled by buckles; the steel support frame 12 includes two I-beams 121 and two supporting angle steels 122, Two I-beams 121 are placed horizontally side by side and spaced apart, the front end protrudes outside the eaves wall of the floor, and the part and tail end of the two I-beams 122 located in the space formed by the adjacent upper and lower floors are fixed to the cross bar 112 of the fixed support 11 On the upper surface of the two I-beams 121, a group of cross bars 112 is pressed, and the upper surfaces of the front ends of the two I-beams 121 are connected by two supporting angle steels 122, and the two supporting angle steels 122 are placed at intervals on the back, and the two ends of the wire rope The upper part of the vertical bar 113 intersected with the front end of each I-beam 121 and the I-beam 121 is connected to the reinforcement oblique rod 131, and the reinforcement oblique rod 131 is connected to the I-beam 121 The intersecting vertical bars 113 are connected by reinforcement rods 132; the junctions of the reinforced oblique rods 131 and the reinforced rods 132 of the two I-beams 121 are connected with a reinforced cross bar 133, and the reinforced oblique rods 131 are connected with the reinforced rods 132, and the reinforced rods 132 are connected with the vertical rods. Rod 113, reinforced cross bar 133 and reinforced oblique rod 131, and vertical rod 113 and reinforced tie rod 132 are firmly fastened through buckles, and I-beam 121 and cross bar 112, I-beam 121 and reinforced oblique rod 131 and reinforced oblique rod 131 The intersection with the vertical bar 113 is firmly fastened by a buckle; the two ends of the vertical bar 111 on the uppermost and lower floors are respectively fixed on the wall-riding clamp 14 installed on the eaves wall of the floor and the wall corresponding to the eaves wall of the floor Above; the wall-riding clip frame 14 is composed of a main rod 141 and two vertical rods 142. The main rod 1421 and the longitudinal rod 111 are fixed on the corresponding vertical rod 113 and the horizontal rod 112 in parallel. The front end of the main rod 142 protrudes outside the eaves wall of the floor At least a certain distance of the vertical rod can be fixed, the rear end of the main rod 142 is consistent with the rear end of the longitudinal rod in the middle position; the two vertical rods 142 are respectively fixed on the main rod 141 located inside and outside the eaves wall of the floor, and the two vertical rods 142 The lower end of the lower end is fixed on the inside and outside of the eaves wall of the floor; the front ends of the vertical rods 111 on the uppermost and lower floors are fixed on the vertical rod 142 on the inner surface of the eaves wall of the floor, and the main rod 141 is connected to the vertical rod 113, and the horizontal rod 112 is connected to the The upright rod 142 and the upright rod 142 are firmly fastened with the vertical rod 111 through a buckle. A windproof steel support frame, the windproof steel support frame is fixed on the outer wall of a super high-rise building. The adjacent sides of the triangular-shaped steel frame windproof steel support frame 4 are connected by welding, and the fixed side 41 of the triangular-shaped steel frame is fixed on the outer wall of a super high-rise building. Root reinforcing rib 44, the other two sides junction of triangular shaped steel frame is provided with semi-split ring; The stiffening rib is parallel to the edge fixed on the outer wall surface of super high-rise building, and triangular shaped steel frame is vertically fixed on super high-rise building on the exterior wall.

The installation method of this protective layer is as follows:

(1) Install the support frame

The top floor of the super high-rise building shown in Fig. 4 and the height are respectively 62 meters and 162 meters of buildings in the interior of the building along which support frame 1 is installed around the building, and the concrete steps are:

① Make a fixed support

On the top floor and the building with a height of 62 meters and 162 meters, the fixed support 11 is made in the room facing the outside of the building, and the two ends of the nine vertical bars 113 are respectively fixed on the upper and lower floors of the above-mentioned floors. , the nine vertical rods 113 are arranged in a 3×3 matrix indoors, the distance between two adjacent rows of vertical rods parallel to the floor eaves wall is 1000 mm, and the distance between the row of vertical rods closest to the floor eaves wall and the outer wall of the eaves wall The distance is 800mm, and the distance between two adjacent vertical bars parallel to the two side walls of the above-mentioned floors is 600mm. Nine vertical bars 113 are fastened with buckles on the above-mentioned two-story walls. Parallel longitudinal rods 111, the longitudinal rods 111 are divided into upper, middle and lower rows, and each row is arranged with 3 rods. The two ends of each rod in the uppermost row and the lowermost row of the longitudinal rods 111 are respectively fixed on the On the wall-riding clip frame 14 and the corresponding wall of the eaves wall of the building, each wall-riding clip frame 14 is composed of a main rod 141 and two vertical rods 142. Fastened to the corresponding vertical rod 113, the front end of the main rod 141 protrudes 300mm from the outer wall of the eaves wall of the above-mentioned floors. The rear ends are consistent, and the two vertical rods 142 are fastened to the main rods 141 at the inner and outer walls of the eaves walls of the above-mentioned floors with buckles respectively. On the inner and outer walls of the eaves; the front end of each bar on the uppermost and lowermost floors of the vertical bars 111 is fastened to the vertical bars 142 on the inner walls of the eaves of the above-mentioned floors. On the intersection of the above-mentioned vertical bar 113 and the longitudinal bar 111, nine cross-bars 112 are fastened with buckles, and the two ends of the cross-bars 112 are respectively fixed on the two side walls of the above-mentioned floors of the building, that is, a structure is made. Stable fixed support 11;

② Manufacture and installation of steel support frame

Connect two 16# I-beams 121 to the bottom cross bar 112 of the above-mentioned fixed support 11 with buckles respectively, so that the rear ends of the two I-beams are aligned, and the front ends protrude from the eaves of the above-mentioned floors. The outer wall surface of the wall is 2200㎜. The outer sides of the two I-beams 121 are tightly attached to the two columns of vertical bars 113 of the fixed support 11 that are close to the two side walls and are firmly buckled with buckles. The upper surface of the front end of 121 is vertically connected with two angle steels 122, and the two angle steels 122 are welded to the I-beam at intervals with a distance of 20 mm, and a non-slip ring is welded at the middle gap between the two angle steels 122;

(2) Hanging wire rope

Pass the steel wire rope 2 through the anti-slip ring at the front end of the steel support seat 12 of the support frame 1 and fix it with a rolling head. The rolling heads for fixing the steel wire rope are in groups of three. Use, the length of the steel wire rope 2 is measured on the roof and the material is cut. A plastic rope is tied to the head of the hanging steel wire rope 2 as a guide rope. When the steel wire rope is hung down, it is controlled by the guide rope to prevent the steel 2 Each time a supporting frame is fixed with a rolling head, the steel wire rope 2 is hung down to the roof of the podium and then stretched and fixed through the ground cow, so as to complete all the fixing work of the down-hanging steel wire rope 2;

(3) Make a windproof steel support frame

Use ∠50×50×6 angle iron to weld a right triangle windproof support frame 4, the short side of the right triangle is the fixed side 41 of the windproof steel support frame, the length is 1000mm, and the long right angle side of the right triangle is the upper side 42 of the windproof steel support frame , the length is 2200㎜, the hypotenuse of the right triangle is the lower side 43 of the windproof steel support frame, two reinforcing ribs 44 are welded parallel to the fixed side 41 between the upper side 42 and the lower side 43 of the windproof steel supporting frame, and the distance between the two reinforcing ribs 44 is fixed The distances between the sides 41 are 800mm and 1600mm respectively, and the ends where the upper side 42 and the lower side 43 of the right-angled triangular windproof support frame 4 meet are made into semi-split rings;

Fix the fixed edge 41 of the right-angled triangular windproof support frame 4 on the outer wall of a super high-rise building along the vertical direction, pass the steel wire rope 2 hanging down from the inside of the end open ring of the windproof steel support frame 4, and then use a rolling Roll the head firmly, so as to fix the two ends of the steel wire rope, and so on, to complete the hanging and fixing work of the full-height steel wire rope 2. The windproof steel support frame 4 is set up every 12 meters, and each road is equipped with 15 windproof steel support frames. windproof belt;

(4) The safety net is attached and fixed

Use hanging baskets to attach and fix the safety net 3 on the steel wire rope 2 from top to bottom. The method is to use a small rolling head to pass through the ear holes at both ends of the safety net 3 and directly fix it on the steel wire rope 2. The safety net is extended and the middle ear hole is connected. 16# galvanized iron wire can be used to lap and fasten tightly, so as to complete the hanging work of the outer protective layer of the whole hanging basket.

Claims (8)

1. a kind of super high-rise building uses hanging basket outer protective layer, it is characterized in that: comprise safety net, steel wire rope and be at least two supporting frames of same height, described supporting frame is installed in the adjacent upper and lower floors of super high-rise building and forms In the space, the front end of the support frame protrudes outside the eaves wall of the floor, and the safety net is vertically suspended from the front end of the support frame through steel wire ropes; The fixed support is a three-dimensional support, including a set of vertical bars arranged in a matrix, a set of vertical bars and a set of horizontal bars. The two ends of the vertical bars are respectively fixed on the adjacent upper and lower floors. The two ends of each rod on the uppermost layer and the lowermost layer of the rod are respectively fixed on the wall-riding clip frame installed on the eaves wall of the floor and on the wall corresponding to the eaves wall of the floor. The intersecting parts of the rods are firmly fastened by buckles; the steel support frame includes two I-beams and two support angle steels, the two I-beams are placed horizontally side by side and spaced apart, and the front ends extend out of the eaves wall of the floor, and the two I-beams The part and the end of the beam located in the space formed by the adjacent upper and lower floors are fixed on the cross bar of the fixed support. The surface is connected by two supporting angle steels, the two supporting angle steels are placed at intervals with their backs, and the end of the wire rope is fixed at the middle gap between the two supporting angle steels; the front end of each I-beam intersects with the upper middle part of the vertical bar Connecting the reinforcing oblique rod, the intersection of the I-beam and the horizontal rod, the intersection of the I-beam and the reinforcing oblique rod, and the intersection of the reinforcing oblique rod and the vertical rod are firmly fastened by buckles. 2. The outer protective layer of a hanging basket for a super high-rise building according to claim 1, wherein the wall-riding clamp frame is composed of a main rod and two vertical rods, and the main rod and the longitudinal rod are fixed in parallel On the corresponding vertical rods and horizontal rods, the front end of the main rod protrudes outside the eaves wall of the floor at least a certain distance to fix the vertical rod, and the rear end of the main rod is consistent with the rear end of the vertical rod in the middle position; the two vertical rods are respectively fixed On the main rods located inside and outside the eaves walls of the floors, the lower ends of the two vertical rods are fixed on the inside and outside of the eaves walls of the floors; On the vertical pole located on the inner surface of the eaves wall of the floor, the main pole and the vertical pole, the horizontal pole and the vertical pole, and the vertical pole and the vertical pole are firmly fastened through buckles. 3. The outer protective layer of a hanging basket for a super high-rise building according to claim 1, characterized in that: the vertical bar intersected by the reinforced inclined bar and the I-beam is connected by a reinforced tie rod; two I-beams The junction of the reinforcing oblique rod and the reinforcing rod is connected by a reinforcing horizontal bar; the reinforcing oblique rod and the reinforcing rod, the reinforcing rod and the vertical rod, the reinforcing horizontal rod and the reinforcing oblique rod are firmly fastened through buckles. 4. The outer protective layer of a hanging basket for super high-rise buildings according to claim 1, 2 or 3, characterized in that: the length of the front end of the steel support frame of the support frame protruding outside the eaves wall of the floor is 2200mm , the distance between the rear end and the outside of the floor eaves wall is 1600mm, the distance between the two I-beams of the steel support frame is 600mm, and the distance between the two supporting angle steels of the steel support frame is 20mm; The vertical bars arranged in a matrix form are a 3×3 matrix, the distance between two adjacent rows of vertical bars is 1000mm, and the distance between the row of vertical bars closest to the front end of the steel support frame and the outer wall of the super high-rise building is 800mm , the set of vertical rods is a 3×3 row of vertical rods, and the distance between two adjacent rows of vertical rods is at least 600 mm; the distance between two adjacent support frames at the same height is no more than 5 meters; An anti-slip ring is fixed in the gap between the two supporting angle steels of the profiled steel support frame, and the end of the steel wire rope is fixed in the anti-slip ring with a rolling head. 5. The outer protective layer of a hanging basket for a super high-rise building according to claim 1, characterized in that: it also includes a windproof steel support frame, and the windproof steel support frame is fixed on the outer wall of the super high-rise building. 6. The outer protective layer of a hanging basket for a super high-rise building according to claim 5, wherein the windproof steel support frame is a triangular steel frame, and the adjacent sides of the triangular steel frame are connected by welding One side of the triangular steel frame is fixed on the outer wall of a super high-rise building, two reinforcing ribs are arranged between the other two sides of the triangular steel frame, and a half split ring is provided at the junction of the other two sides of the triangular steel frame; The reinforcing rib is parallel to the side fixed on the outer wall of the super high-rise building, and the triangular steel frame is fixed on the outer wall of the super high-rise building in a vertical state. 7. The outer protective layer of a hanging basket for a super high-rise building according to claim 6, wherein the triangular steel frame is a right triangle steel frame, and the length of the long side of the right triangle steel frame is The length of the short right-angled side of the right-angled triangle steel frame is 1000mm. The short right-angled side of the right-angled triangle-shaped steel frame is vertically fixed on the outer wall of a super high-rise building. The distance between the two reinforcing ribs and the short right-angled side 800㎜ and 1600㎜ respectively; the sides and ribs of the right-angled triangle steel frame are fixed angle steels of ∠50×50×5; 8. The outer protective layer of a hanging basket for a super high-rise building according to claim 1, wherein a windproof steel support frame is set every 12 meters on the steel wire rope; the adjacent distance of the windproof steel support frame is not More than 5 meters; the safety net is a flame-retardant dense mesh.