CN116181078A - Construction method and hoisting equipment for AAC (advanced construction control) board of steel frame structure building wall - Google Patents
Construction method and hoisting equipment for AAC (advanced construction control) board of steel frame structure building wall Download PDFInfo
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- CN116181078A CN116181078A CN202211527068.6A CN202211527068A CN116181078A CN 116181078 A CN116181078 A CN 116181078A CN 202211527068 A CN202211527068 A CN 202211527068A CN 116181078 A CN116181078 A CN 116181078A
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- 238000010276 construction Methods 0.000 title claims abstract description 85
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 69
- 239000010959 steel Substances 0.000 title claims abstract description 69
- 238000009434 installation Methods 0.000 claims abstract description 32
- 238000009435 building construction Methods 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 description 5
- 238000011065 in-situ storage Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009432 framing Methods 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
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Abstract
The invention relates to the field of steel frame structure building construction, in particular to a construction method of an AAC plate of a steel frame structure building wall, which comprises the following steps: firstly, constructing a building main body according to a design drawing; step two, the AAC board is pre-positioned, and before the top board of the building construction layer is not installed and sealed, the AAC board is hoisted to the construction layer and placed on the bottom board of the construction layer; thirdly, fireproof construction is carried out on the steel structure of the installation layer, a fireproof layer is arranged on the steel structure of the building after the steel structure of the building is capped, or the fireproof layer is arranged on the steel structure of the floor below the construction layer during construction of the building; and step four, installing an AAC board, namely erecting the AAC board on the bottom plate from the floor in the installation layer of which the steel structure fireproof construction is finished, and then installing the AAC board at a wall design position.
Description
Technical Field
The invention relates to the field of steel frame structure building construction, in particular to a construction method of an AAC (advanced construction control) board of a steel frame structure building wall, and hoisting equipment for indoor conveying of building wallboards.
Background
The existing multi-storey building is generally a concrete frame structure, namely, the frame structure is formed by pouring concrete. There are also a number of multi-story buildings that employ an assembled structure such as a steel structure. For example, government investments require the use of steel structures, fabricated structures.
But also for design or cost reasons. The outer wall of many steel structure buildings does not use glass curtain walls, and the corresponding assembly rate requirement needs to be met, and the structural combination form of the steel frame structure and the outer wall assembled AAC board in the prior art is widely used in the building field. Aiming at the structural combination form of the steel frame structure and the external wall assembly type AAC board, the traditional external wall AAC board is installed in a mode that a tower crane or a crane is used for hoisting outside a main body structure, and an AAC board is manually pulled into a building by a traction rope.
The operation mode of hoisting by the crane has a plurality of defects, on one hand, the safety coefficient of the installation mode of pulling the AAC plate into the building by using the traction rope is low, and the safety of operation constructors during the edge operation cannot be completely ensured; on the other hand, when the tower crane or the crane is used for hoisting outside the main structure, the AAC board cannot be guaranteed not to collide with the structure, so that the integrity of the finished product of the AAC board cannot be guaranteed. Most importantly, the hoisting of the AAC plates can be affected by the outer scaffold, so that the hoisting operation can be carried out only after the outer scaffold is disassembled, or the position can be avoided only at the reserved position when the outer scaffold is built, and the construction difficulty of the outer scaffold is improved.
Disclosure of Invention
The invention relates to a construction method of an AAC plate of a steel frame structure building wall.
The technical problems to be solved are as follows: the external wall AAC board of the steel frame structure building carries and installs the wallboard from outside, and the construction degree of difficulty is big, and the construction opportunity is restricted.
In order to solve the technical problems, the invention relates to a construction method of an AAC plate of a steel frame structure building wall, which adopts the following scheme.
A construction method of an AAC board of a steel frame structure building comprises the following steps:
firstly, constructing a building main body according to a design drawing;
step two, the AAC board is pre-positioned, and before the top board of the building construction layer is not installed and sealed, the AAC board is hoisted to the construction layer and placed on the bottom board of the construction layer;
thirdly, fireproof construction is carried out on the steel structure of the installation layer, a fireproof layer is arranged on the steel structure of the building after the steel structure of the building is capped, or the fireproof layer is arranged on the steel structure of the floor below the construction layer during construction of the building;
and step four, installing an AAC board, namely erecting the AAC board on the bottom plate from the floor in the installation layer of which the steel structure fireproof construction is finished, and then installing the AAC board at a wall design position.
Preferably, the connecting piece of the AAC board is fixed on the building main body in the construction process of the building main body in the step one, wherein the upper connecting piece is fixed on a steel beam at the top of the floor, and the lower connecting piece is pre-buried and arranged in the concrete layer of the floor bottom plate.
Preferably, the step four AAC panel installation is performed using an indoor hoisting device, which is transported to the AAC panel installed construction level by a construction elevator before the AAC panel is erected.
Preferably, when the step four AAC board is installed, the AAC board is firstly erected from a lying state to a vertical state, then the AAC board is translated to the inner side of a preset installation position of the wallboard, then the bottom of the AAC board is moved outwards to the installation position, then the AAC board is lowered to place the bottom of the AAC board, and then the whole AAC board is rotated around the bottom to move outwards to the preset position.
Preferably, the AAC panel is placed directly above the building beam when the step two AAC panel is pre-positioned.
Compared with the prior art, the construction method of the steel frame structure building wall AAC plate has the following beneficial effects:
the invention changes the original construction sequence and construction method, and the construction method comprises the construction steps of lifting the AAC plate from outside the building to be mounted on the wall after the building structure is capped. The AAC wallboard is placed into the building in advance in the building construction process, and the installation of the AAC board can be started after the steel structure fireproof measures of the building are finished, so that the installation progress of the AAC board can be accelerated, and the construction period is shortened; on the other hand, the AAC board can be carried indoors for construction, so that the construction difficulty is greatly reduced, the edge operation is reduced, and the danger is reduced. And steel frame building need not the full house support, has abundant space setting to place in advance in the building in the floor to the bottom plate of steel construction building construction layer has sufficient intensity, and the structure of cast in situ concrete building needs a fairly long time to reach sufficient intensity, and a large amount of AAC boards can bring extra burden to unset concrete structure. For steel construction building AAC panels, however, it is the steel frame that is to be mounted to the steel frame with sufficient strength to support the AAC panels in place.
The invention also provides an indoor plate installation lifting device which is used for carrying the AAC wallboard indoors by the construction method of the steel frame structure building wall AAC board. The invention aims to reduce the problem that the material equipment is hoisted into the wall body from the outside of the wall body, thereby influencing the erection of an outer scaffold and avoiding the edge operation. Therefore, the lifting equipment for installing the indoor plate can be carried by a construction elevator.
Drawings
FIG. 1 is a schematic view of an indoor board installation lifting apparatus of the present invention when an AAC board is installed;
fig. 2 is a side view of fig. 1.
Reference numerals illustrate: the device comprises a 1-moving platform, a 2-lifting vertical frame, 3-pulleys, a 4-winch, 5-steel wire ropes, a 6-jacking device, 7-wallboards, 8-anti-toppling support rods, 9-balancing weights, 10-top plates and 11-bottom plates.
Detailed Description
The following describes specific embodiments of the present invention in detail with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the invention, are not intended to limit the invention.
In the present invention, unless otherwise indicated, terms of orientation such as "up, down, left, right" are used to refer generally to up, down, left, right as shown with reference to fig. 2; "inner and outer" means inner and outer relative to the contour of the respective parts themselves. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Noun interpretation
And (3) construction layer: refers to the floor where the top is being constructed when the building body is constructed.
And (2) an installation layer: refers to the floor where the construction AAC wallboard 7 is installed.
In order to solve the problems of large construction difficulty and limited construction time of the external wall AAC board of the steel frame structure building, which is caused by carrying and installing the wall board 7 from outside, the invention firstly provides a construction method of the steel frame structure building AAC board
A construction method of an AAC board of a steel frame structure building comprises the following steps:
firstly, constructing a building main body according to a design drawing;
step two, the AAC board is pre-positioned, and before the top board 10 of the building construction layer is not installed and sealed, the AAC board is hoisted to the construction layer and is placed on the bottom board 11 of the construction layer;
thirdly, fireproof construction is carried out on the steel structure of the installation layer, a fireproof layer is arranged on the steel structure of the building after the steel structure of the building is capped, or the fireproof layer is arranged on the steel structure of the floor below the construction layer during construction of the building;
step four, installing an AAC board, namely erecting the AAC board on the bottom plate 11 from the floor in the installation layer of which the steel structure fireproof construction is finished, and then installing the AAC board at a wall design position.
In the second construction, the construction layer is in an open state, only the bottom plate 11 is arranged, the top plate 10 is not arranged, the materials and equipment for construction are directly hoisted in place from the open top by using a tower crane, then the hoisting operation of the AAC plate is carried out at the same time, and the hoisted AAC plate is placed on the bottom plate 11 of the floor in situ. Compared with the prior art of hoisting from the building outer wall, on the one hand, the operation is more convenient, the operation of the edge is reduced, more AAC wallboards 7 can be hoisted at one time, and the hoisting speed is greatly improved.
Meanwhile, the steel structure building does not need a full framing, and normal construction of a construction layer is not affected when the steel structure building is placed on the bottom plate 11. While the floor 11 of the steel structure building has sufficient strength from the beginning to be able to support the AAC panels placed on the floor 11.
In the third step, if the floor of the building is higher, when the building main body is constructed on the upper floor, the fire-proof layer construction of the steel structure can be started on the lower floor; similarly, if the number of floors of the building is smaller than that of lower floors, the construction of the fireproof layer of the steel structure can be performed after the construction of the main structure of the building is completed. When the steel structure fireproof construction of any floor is completed, the installation operation of the four-step AAC board can be started on the floor. Therefore, the installation of the AAC panels can be sequentially performed from bottom to top after the steel structure fireproof layer construction of all floors is completed, or the installation operation of the AAC panels can be started in the floor where the steel structure fireproof layer construction is completed below when the steel structure fireproof layer construction is performed on the floor above.
And step four, in the floor, the worker carries the AAC board placed in the floor at the beginning to the preset position of the outer wall in situ and installs the AAC board in place.
And (3) fixing the connecting piece of the AAC plate on the building main body in the construction process of the building main body in the step one, wherein the upper connecting piece is fixed on a steel beam at the top of the floor, and the lower connecting piece is pre-buried in the concrete layer of the floor bottom plate 11. As shown in fig. 1, the connectors are mounted to the steel beams at the top of the wall panel 7, specifically at the lower flanges of the steel beams, either welded or bolted. The precast slab at the bottom of the building also needs to be coated with a layer of concrete, and the connecting piece below the wallboard 7 can be pre-buried in the concrete of the bottom plate 11. Or may be perforated and then mounted to the base plate 11 with expansion bolts.
And step four, when the AAC board is installed, indoor hoisting equipment is used for installation, and the hoisting equipment is transported to a construction layer for installing the AAC board by a construction elevator before the AAC board is erected. The AAC board is placed at a certain distance from the mounting position, and is required to be mounted after being carried, and the carrying process can be carried manually or by using auxiliary tools such as a trolley, and particularly the invention also provides an indoor board mounting lifting device for carrying and mounting the AAC board indoors.
When the AAC board is installed, firstly, the AAC board is erected to be in a vertical state from a horizontal state, then the AAC board is horizontally moved to the inner side of a preset installation position of the wallboard 7, namely, the outer side surface position of the AAC board is just located at the inner measuring surface of the normal AAC board after installation, then the bottom of the AAC board is moved to the installation position, then the AAC board is placed under the bottom of the AAC board to be in place, and then the AAC board is integrally rotated around the bottom to be moved to the preset position. Thus avoiding the collision caused by directly translating the AAC board and facilitating the connecting piece to hook the top and the bottom of the AAC board.
When the step two AAC panel is pre-positioned, the AAC panel is placed directly over the building beam. The building beam has stronger stress capability and is enough to support the AAC board.
Meanwhile, the invention provides an indoor plate installation lifting device for carrying and installing an AAC plate indoors,
the utility model provides an indoor panel installation hoisting equipment, equipment includes moving platform 1, and moving platform 1's front portion installation is upwards extended plays and erects frame 2, and it is provided with pulley 3 to play to erect frame 2 top, installs hoist engine 4 on moving platform 1, and hoist engine 4's wire rope 5 walks around pulley 3 at top, and wire rope 5's end is used for connecting the AAC board, and it is provided with the jacking device 6 respectively to play the bottom and the top of erects frame 2, and the jacking device 6 will play the outside jacking of the AAC board of erecting frame 2 front portion.
The lifting equipment needs to be carried through a construction elevator, or can be unpacked into a plurality of parts, each part is carried through the construction elevator and then assembled on site, the lifting frame 2 is the most difficult to transport in the lifting equipment, the lifting frame 2 is made of steel pipes in a connecting mode, the lifting frame 2 is detachably connected with the mobile platform 1, the lifting frame 2 is divided into a plurality of sections, and the sections are spliced and fixed up and down to form the lifting frame 2. The height of the preferable lifting frame 2 can be adjusted, on one hand, different heights can be realized by changing the number of the sections in an adjusting mode, on the other hand, the vertical rods of the lifting frame 2 are telescopic rods, the telescopic rods of the lifting frame 2 shrink to reduce the height in the transportation process, and the height of the vertical rods is adjusted according to the actual height of the site during use and then the vertical rods are fixed by bolts.
The tail part on the mobile platform 1 is provided with a balancing weight 9, and the periphery of the mobile platform 1 is fixedly provided with an outwards extending anti-toppling supporting rod 8. The anti-toppling support rod 8 can be detached and fixedly connected with the mobile platform 1, the anti-toppling support rod 8 is arranged radially to the outer side of the mobile platform 1, and the bottom of the anti-toppling support rod 8 can be supported on a building bottom plate 11. The propping device 6 can be a hydraulic cylinder propped forwards or an electric push rod, and the propping device 6 is preferably an electric push rod.
Wherein the movable platform 1 is a platform plate and then a plurality of movable wheels are arranged on the ground of the platform plate. An armrest is also fixed on the mobile platform 1, and an operator can push the mobile platform 1 through the armrest when in use.
The above examples are only illustrative of the preferred embodiments of the present invention and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art to the technical solution of the present invention should fall within the scope of protection defined by the claims of the present invention without departing from the spirit of the design of the present invention.
Claims (8)
1. A construction method of an AAC board of a steel frame structure building comprises the following steps:
firstly, constructing a building main body according to a design drawing;
step two, the AAC board is pre-positioned, and before the top board (10) of the building construction layer is not installed and sealed, the AAC board is hoisted to the construction layer and is placed on the bottom board (11) of the construction layer;
thirdly, fireproof construction is carried out on the steel structure of the installation layer, a fireproof layer is arranged on the steel structure of the building after the steel structure of the building is capped, or the fireproof layer is arranged on the steel structure of the floor below the construction layer during construction of the building;
and step four, installing an AAC board, namely erecting the AAC board on the bottom plate (11) from the floor in the installation layer with the steel structure fireproof construction, and then installing the AAC board at a wall design position.
2. The construction method of the steel frame construction AAC panel according to claim 1, characterized in that the connecting piece of the AAC panel is fixed on the main building body during the construction of the main building body in the step one, wherein the upper connecting piece is fixed on the steel beam at the top of the floor, and the lower connecting piece is pre-buried in the concrete layer of the floor bottom plate (11).
3. The construction method of the AAC panel of the steel frame structure building according to claim 1, wherein the step four AAC panel is installed using an indoor hoisting device, and the hoisting device is transported to a construction layer where the AAC panel is installed by a construction elevator before the AAC panel is erected.
4. A construction method of an AAC panel for a steel frame construction building according to claim 3, characterized in that, when the AAC panel is installed in the step four, the AAC panel is first erected from a lying state to a vertical state, then the AAC panel is translated to the inside of a predetermined installation position of the wall panel (7), then the bottom of the AAC panel is moved out to the installation position, then the AAC panel is lowered down to the bottom of the AAC panel to be in place, and then the AAC panel is rotated integrally around the bottom to the top of the AAC panel to be moved out to the predetermined position.
5. The construction method of the steel frame structure building AAC panel according to claim 1, wherein the AAC panel is placed right above the building beam when the AAC panel is pre-positioned in the step two.
6. An indoor plate installation lifting device is characterized by comprising a mobile platform (1), wherein a lifting frame (2) extending upwards is arranged at the front part of the mobile platform (1), a pulley (3) is arranged at the top of the lifting frame (2),
a winch (4) is arranged on the mobile platform (1), a steel wire rope (5) of the winch (4) bypasses a pulley (3) at the top, the tail end of the steel wire rope (5) is used for connecting an AAC board,
the bottom and the top of the vertical frame (2) are respectively provided with a propping device (6), and the propping devices (6) prop the AAC plate at the front part of the vertical frame (2) outwards.
7. An indoor board installation lifting device according to claim 6, wherein the lifting frame (2) is detachably connected with the mobile platform (1), the lifting frame (2) is divided into a plurality of sections, and the sections are spliced and fixed up and down to form the lifting frame (2).
8. The indoor board installation lifting device according to claim 6, wherein the tail part of the moving platform (1) is provided with a balancing weight (9), and the periphery of the moving platform (1) is fixedly provided with an outwards extending anti-toppling supporting rod (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211527068.6A CN116181078A (en) | 2022-12-01 | 2022-12-01 | Construction method and hoisting equipment for AAC (advanced construction control) board of steel frame structure building wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211527068.6A CN116181078A (en) | 2022-12-01 | 2022-12-01 | Construction method and hoisting equipment for AAC (advanced construction control) board of steel frame structure building wall |
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| CN116181078A true CN116181078A (en) | 2023-05-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211527068.6A Pending CN116181078A (en) | 2022-12-01 | 2022-12-01 | Construction method and hoisting equipment for AAC (advanced construction control) board of steel frame structure building wall |
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| CN (1) | CN116181078A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661019A (en) * | 2012-05-21 | 2012-09-12 | 河南五建第二建筑安装有限公司 | Heat preservation and decoration integrated construction method for outer wall of building |
| CN214653269U (en) * | 2021-04-13 | 2021-11-09 | 中建八局第三建设有限公司 | Simple ALC wallboard hoisting equipment |
| CN115028100A (en) * | 2022-07-21 | 2022-09-09 | 北京城建北方集团有限公司 | Electric hoisting device for building ALC (autoclaved lightweight concrete) wallboard and construction method thereof |
| CN219031629U (en) * | 2022-12-01 | 2023-05-16 | 北京城建五建设集团有限公司 | Lifting equipment for indoor plate installation |
-
2022
- 2022-12-01 CN CN202211527068.6A patent/CN116181078A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661019A (en) * | 2012-05-21 | 2012-09-12 | 河南五建第二建筑安装有限公司 | Heat preservation and decoration integrated construction method for outer wall of building |
| CN214653269U (en) * | 2021-04-13 | 2021-11-09 | 中建八局第三建设有限公司 | Simple ALC wallboard hoisting equipment |
| CN115028100A (en) * | 2022-07-21 | 2022-09-09 | 北京城建北方集团有限公司 | Electric hoisting device for building ALC (autoclaved lightweight concrete) wallboard and construction method thereof |
| CN219031629U (en) * | 2022-12-01 | 2023-05-16 | 北京城建五建设集团有限公司 | Lifting equipment for indoor plate installation |
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