JPH0321748A - Outer wall mounting method for building - Google Patents

Abstract

PURPOSE:To enable works to be processed safely by assembling a cylindrical outer wall unit on the ground so as to hoist it up to the uppermost section of a building structure, thereby mounting the outer wall onto each floor from the uppermost section to the lowermost section in order. CONSTITUTION:An outer wall unit 10 is formed in such a way that outer wall members for four side surfaces are formed into a rectangular cylindrical one in a head band form so that it can be hoisted up along the outside of a building structure 1. Then, the outer wall unit 10 is hoisted up to the uppermost section of the building structure 1 with a derrick 5 drivingly wound up, which is set up at the top of the building structure 1. Successively, the outer wall unit 10 positioned at the uppermost section is bolted together with a steel truss pole 2. Then, the second outer wall unit 10 is hoisted up so that it is spliced onto the first outer wall unit 10 so as to be fixed. Therefore, the outer wall unit 10 can be mounted in order so that the term of works can be shortened.

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial Field of Application] The present invention relates to a method for attaching an exterior wall to a building such as a multi-story parking garage.

[Prior Art] When constructing the exterior walls of a building such as a multi-story parking lot, it is necessary to
A large work scaffold with a height corresponding to the height of the building structure is erected, and the panel-shaped exterior wall materials that are lifted by a large crane etc. are placed one by one on the building structure using the above work scaffold. Conventionally, it has been common practice to paste from the bottom to the top.

[Problem to be solved by the invention] However, in the case of the above conventional method of exterior wall construction, (D) it is necessary to erect a large and tall scaffold around the building structure; , It takes a lot of time to erect and remove the scaffolding, and construction may be difficult if the space between the scaffolding and the adjacent property is narrow. Since one sheet is pasted on, the work efficiency is low and requires a lot of manpower, which takes a long time and is expensive.The work is done in an expensive location, which poses safety issues and is easily affected by wind. There were problems such as being dangerous.

Therefore, the present invention eliminates the need for large-scale scaffolding, allows easy construction even for building structures with narrow spaces between adjacent properties, shortens the construction period, and provides excellent safety. The purpose is to provide a method for attaching the exterior wall of a building.

[Means for Solving the Problems] In order to solve the above problems, the present invention provides a cylindrical external wall unit having a required height by integrating a plurality of external wall materials arranged so as to surround a building structure. is assembled above ground, then the outer wall unit is lifted up to the top along the building structure and fixed to the building structure, and then the next outer wall unit is assembled above ground and lifted in the same way. After
Add it to the upper exterior wall unit that was previously lifted and fixed to the building structure, and then fix it to the building structure, and then repeat the same process to attach the exterior wall units to the building structure from the top to the bottom of the dragonfly. This is a method for attaching an exterior wall to a building, which is characterized in that the exterior wall is attached to the exterior wall.

[Function] Since the external wall units assembled in a cylindrical shape above the ground are lifted up one after another and added to the wall, there is no need for high-altitude work using large, tall scaffolding, and the work is easy and safe. be able to perform work.

[Example] Embodiments of the present invention will be described below with reference to the drawings.

Figures 1 to 5 show the work procedure according to an embodiment of the method for attaching an exterior wall to a building according to the present invention.Basically, the present invention consists of four iron pillars arranged at four locations on the front, back, left, and right. In order to attach external wall materials to a steel frame building structure 1 consisting of structural members 3 such as beams and trusses connecting each of the steel columns 2, an outer wall arranged on each side so as to surround the building structure 1. The outer wall unit 10, which is made of integral materials and assembled on the ground in the shape of a headband, is lifted and added step by step along the building structure 1.

To explain specifically, first, prior to the work of attaching the outer wall unit 10, the following work is performed. That is, as shown in FIG. 1, a building structure 1 is erected, a temporary stage 4 is installed on the top (top floor of the steel frame), and a lifting machine (winch) 5 is installed on the temporary stage 4.
A pulley 6 is attached to the top end of each of the steel columns 2, and a lifting wire 7 fed out from the lifting machine 5 is hung on each pulley 6 and lowered to the ground level 8, and its lower end is attached to the four corners of the building structure 1. Leave it in place. In addition, a pedestal 9 shaped to surround the periphery of the building structure 1 is provided on the ground part 8, and the lower ends of each of the lifting wires 7 are secured to the four corners of the pedestal 9, so that the lifting machine 5 can be mounted. By driving and winding up and lowering the lifting wire 7, the pedestal 9 is made to be lifted up and lowered along the building structure 1. After completing this work, the outer wall unit 10 is installed using the method of the present invention.

First, exterior wall materials are carried in and temporarily placed on the pedestal 9, and then the exterior wall units 10 are assembled by integrating the exterior wall materials placed on each side so as to surround the building structure 1. In order to allow the exterior wall unit 10 to be lifted along the outside of the building structure 1, the exterior wall materials on the four sides are configured in a headband shape so that it has a rectangular cylindrical shape that conforms to the horizontal cross-sectional shape of the building structure 1. As shown in detail in FIGS. 7 to 9, the rims 12 are attached to the inner surface of the outer wall material 11 made of a rectangular specially coated steel plate in multiple stages in the vertical direction, and each rim 12 is The outer wall blocks 14 of a size corresponding to each side of the building structure 1 are connected by reinforcing members 13 disposed vertically, and these outer wall blocks 14 are combined at right angles, and each corner is A corner plate 15 is attached to the outside of the section, and the entire structure is assembled into a rectangular tube shape. Note that the outer wall block 14 is
It may be manufactured in advance at a factory.

In addition, the exterior wall units 1 to 10 assembled as described above are equipped with anti-swing casters on the inside of a part of each corner so that the exterior wall units 10 can be stably lifted using the steel columns 2 of the building structure 1 as guides. 16 is detachably attached.

When the outer wall unit 10 is assembled on the pedestal 9 as described above, next, as shown in FIG. At the same time, the outer wall unit 10 is lifted up to the top of the building structure 1 by winding up the pedestal 9 and lifting it up. At this time, the outer wall unit 10 is equipped with anti-sway casters 16 that are guided by the iron pillars 2 inside a part of each corner.
is attached, so it can be lifted in a stable condition without causing sideways movement. The outer wall unit 10 located at the top of the building structure 1 is fixed by bolting the rim 12 to the steel column 2 etc. using an appropriate mounting member 17, as shown by the two-dot chain line in FIG. . At this time, the anti-rolling casters 16 should be removed. Thereafter, the lifting machine 5 is driven to lower and unwind each lifting wire 7, thereby lowering the pedestal 9 to the lowest part of the building structure 1, that is, the above-ground part 8.

When the pedestal 9 is lowered to the ground level 8, the exterior wall material 11 is then carried onto the pedestal 9, and the next second stage exterior wall unit 10 is assembled in the same manner as described above. , Attach the anti-rolling casters 16 that had been removed from the first-stage outer wall unit 10 to a predetermined position inside a part of each corner of the outer wall unit 10, and in this state, the third
As shown in the figure, by hoisting the lifting machine 5 and winding up the lifting wire 7, the second-stage exterior wall unit 10 on the pedestal 9 is fixed to the first stage that has already been fixed to the top of the building structure 1. Lift it up to the lower position of the outer wall unit 10,
The second-stage exterior wall unit 10 is replaced with the first-stage exterior wall unit 10.
It is joined to the building structure 1 and fixed to the building structure 1. In this case, as shown in FIG.
An inward joint overlapped portion 15a is formed at the upper end of each corner plate 15 at 0, and when this joint overlapped portion 15a is inserted into the inside of the lower end of the corner plate 15 of the outer wall unit 10 located at the upper stage. At the same time, the lower exterior wall material 11
Insert the upper end of the upper outer wall material 11 into the inside of the upper outer wall material 11,
Join with overlap. In addition, the above-mentioned outer wall material 11
However, in the case of a member such as a sandwich panel, instead of the above-mentioned lap joints, for example, a flexible joint material (gasket) is interposed and supported between the upper and lower outer wall materials 11, and caulking is applied from the inside. Then, process the horizontal joints.

The second stage external wall unit 10 is attached to the first stage external wall unit 10.
After adding and fixing, the outer wall units 10 are successively lifted and added one step at a time in the same work procedure as described above, so that the outer wall units 10 are assembled at a predetermined step (11 steps in the figure) as shown in FIG. 10 is attached around the structure 1, and the final stage of the outer wall unit 1 and rough standing space are formed at the bottom.In this state, the lifting machine 5 and the pulley 6
, after removing the pedestal 9, etc., as shown in Figure 5, make necessary openings 1 such as entrances and exits in the outer wall unit assembly space at the bottom.
The outer wall unit 10 provided with 8 is assembled and fixed, and then the outer wall work is completed by performing roof work and installing a cap.

The above-mentioned work procedure is as shown in FIG.

In this way, in the present invention, the outer wall units 10 assembled in a headband shape at the above-ground part 8 are successively lifted upward and added to the building structure, so that a large scaffold corresponding to the height of the conventional building structure can be used. External wall construction can be carried out without the use of walls, and construction can also be carried out on building structures where the space between adjacent properties is narrow. In addition, the outer wall unit 10, which forms the outer wall, is shaped like a rectangular tube and can be attached to all four sides of the building structure 1 at the same time, making it much easier to construct than conventional methods and reducing construction time. can be achieved. Furthermore, since the outer wall unit 10 has a rectangular tube shape, it can be stably arranged around the building structure 1, so it is less susceptible to wind effects during lifting, and is excellent in terms of safety.

In addition, in the above embodiment, the outer wall unit 1 is mounted using the pedestal 9.
0 has been shown, but instead of using the pedestal 9, the lifting wire 7 is fixed to the upper end of each corner of the outer wall unit 10 via a lifting fitting, and the lower outer wall unit 10 is lifted up to the upper outer wall unit 1. ~ 10, and then the lifting wire 7 may be replaced;
Furthermore, in the embodiment, a case is shown in which the outer wall unit 10 is also made into a rectangular tube shape in order to correspond to the rectangular tube-shaped building structure 1.
For example, if the building structure 1 is cylindrical, the outer wall unit 10 may be made cylindrical, and various other changes may be made without departing from the gist of the present invention. be.

[Effects of the Invention] As described above, according to the method for attaching a building exterior wall of the present invention, the exterior wall unit assembled in a cylindrical shape at the ground level, which is the lowest part of the building structure, can be lifted up one stage at a time. Since the parts are added one after another and fixed to the building structure, the following excellent effects can be achieved.

{1} Since there is no need to erect large, tall scaffolding around the building structure, work can be carried out easily even on building structures where the space between adjacent properties is narrow.

(11) No need to work at heights using large scaffolding,
Work can proceed safely without being affected by wind.

(iii) External wall unit 1 assembled in a cylindrical shape above ground
・Because the parts are lifted and installed one by one, construction is easy and the construction period can be shortened.

[Brief explanation of the drawing]

, FIGS. 1 to 5 are schematic diagrams of work procedures showing an example of the method for attaching an exterior wall to a building according to the present invention, FIG. 6 is a flowchart of the method according to the present invention, and FIG. 7 is a diagram showing the structure of an exterior wall unit. 8 is a plan view of FIG. 7, FIG. 9 is an enlarged view of section IX in FIG. 8, and FIG. 10 is a perspective view showing the structure of a supplementary part of the outer wall unit. DESCRIPTION OF SYMBOLS 1... Building structure, 5... Lifting machine, 7... Lifting wire, 8... Ground part, 9... Pedestal, 10...
Exterior wall unit, 11...exterior wall material.

Claims (1)

[Claims] (1) A cylindrical exterior wall unit with the required height is assembled above ground by integrating multiple exterior wall materials arranged to surround the building structure, and then the exterior wall unit is placed along the building structure. Then, after assembling the next exterior wall unit above ground and lifting it in the same way, the upper exterior wall unit that was lifted first and secured to the building structure A method for attaching an exterior wall to a building, characterized in that the exterior wall unit is attached to the building structure and fixed to the building structure, and thereafter the same work is repeated to attach the exterior wall unit to the building structure from the top to the bottom in order. .