JPH0941655A - Scaffold system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To smoothly execute a work by forming a scaffold system out of- pillars spacedly standingly provided along the external wall of a building, and an elevatable scaffold in the vertical direction provided between the adjoining pillars. SOLUTION: This system is formed out of guide rails 7 fitted to a pillar-like scaffold standingly provided along the external wall of a building 2, and an elevatable scaffold 4. The elevatable scaffold 4 is provided with a horizontal frame 10 elevatably driven in the vertical direction along the adjoining guide rails 7, and vertical frames 12, 13 provided on the horizontal frame 10 through supporting members 14. Next, flying scaffolds 16, 17 are provided on the middle part and the upper part in the vertical direction of the vertical frame 12, and the flying scaffolds 16, 17 are made so as to be able to fall down through brackets 16a, 17a. Further, a roof 21 having an opening/closing mechanism is provided on the upper end parts of the vertical frames 12, 13 through brackets 19, 20. Consequently, the repairing work of an existing building and the like can be executed easily and safely.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a scaffolding system suitable for use in, for example, repairing an outer wall of an existing building.

[0002]

2. Description of the Related Art As is well known, in order to repair or replace an outer wall of an existing building, scaffolds are assembled along the entire outer wall of the building.

[0003]

However, the conventional scaffolding as described above has the following problems. First, needless to say, it takes time and effort to assemble and dismantle scaffolds, and such scaffolds also impair the appearance of the building. Also, since the entire outer wall of the building is assembled, the windows of the building are also closed. However, such an existing building is often refurbished while the building is normally used, and if the windows are closed, the lighting and the scenery may be blocked, which may hinder the internal use. The present invention has been made in view of the above points, and an object of the present invention is to provide a scaffolding system capable of performing construction without affecting the use or appearance of the building.

[0004]

A scaffolding system according to the present invention is a scaffolding system used when performing construction on an existing building, wherein the scaffolding system has a space along an outer wall of the building. And a scaffold which is arranged between the columns adjacent to each other and is vertically movable up and down, and the scaffold extends along the columns located on both sides of the scaffold. A horizontal frame that is driven to move up and down, a vertical frame that is provided integrally with the horizontal frame and that is located in a vertical plane parallel to the outer wall of the building, and a plurality of vertically mounted stages on the vertical frame, and It is characterized in that it is provided with a spring-out scaffold that springs out toward the building side, a roof that can be opened and closed upward, and a curing sheet stretched to cover the elevating scaffold.

[0005]

BEST MODE FOR CARRYING OUT THE INVENTION An embodiment of a scaffolding system according to the present invention will be described below with reference to an example shown in FIGS. 1 and 2. As shown in FIG. 1, a scaffolding system 1 includes columnar scaffolds 3, which are erected at, for example, four locations along an outer wall surface of an existing building (building) 2 to be refurbished at predetermined intervals.
, And up-and-down scaffolds 4, 4, 4 arranged between the columnar scaffolds 3, 3 adjacent to each other.

Each pillar scaffold 3 is installed on the ground and is constructed by using scaffolding materials and scaffolding units 3a that are usually used on the protective pedestal 5 that covers the sidewalk so as to reach the upper part of the building 2. There is. A curing sheet 6 covering the entire outer surface of the columnar scaffold 3 is stretched.

A pair of two guide rails (struts) 7 extending in the vertical direction are attached to each of the columnar scaffolds 3 via brackets 8 along the side surface thereof.

As shown in FIG. 2, each elevating scaffold 4 is provided with a horizontal frame 10 extending in a horizontal direction parallel to the outer wall surface of the building 2. This horizontal frame 10
Has a pipe truss structure formed in a box shape in cross section, and both ends thereof are supported by guide rails 7 of the columnar scaffolds 3 located on both sides so as to be vertically movable. The horizontal frame 10 is provided with an elevating mechanism (not shown) using a winch or the like as a drive source for elevating and lowering the horizontal frame 10 along the guide rails 7, 7 on both sides thereof.

A work floor 11 is provided on the horizontal frame 10 and extends toward the outer wall surface of the building 2.

Further, in the horizontal frame 10, vertical frames 12 and 13 positioned on a plane parallel to the outer wall surface of the building 2 and having a height of, for example, one floor of the building 2 are provided on the support members 14 and 1.
It is provided through 4. These vertical frames 12,
13 is a connecting member 15, 1 at its middle and upper parts.
5 are integrally connected. Bounce scaffolds 16 and 17 that are bounced out to the outer wall surface side of the building 2 are provided on the vertical middle portion and upper portion of the vertical frame 12, respectively. These rebound scaffolds 16 and 17 are attached to the bracket 1
It is a foldable type that can be easily folded by removing 6a and 17a. A ladder 18 is attached to the connecting members 15 and 15 so that a worker can jump out of the work floor 11 and move to the scaffolds 16 and 17.

A roof 21 having an opening / closing mechanism is provided on the upper ends of the vertical frames 12 and 13 via brackets 19 and 20. The opening / closing mechanism of the roof 21 has an opening size capable of suspending a sash material, a curtain wall, or the like to be attached to the building 2 in an open state.

A curing sheet 22 such as a mesh sheet or a vinyl sheet is stretched around the vertical frame 13 so as to cover the outer surface and the upper surface of the lifting scaffold 4.

When the outer wall of the existing building 2 is refurbished by the scaffolding system 1 having such a structure, the elevating scaffolding 4 is moved to a floor where a curtain wall, a sash material or the like should be replaced. Then, after the work is completed, the hoisting scaffolding is raised or lowered to sequentially move to another floor,
Curtain walls and sash materials are replaced on each floor in the same way.

In the scaffolding system 1 described above, the scaffolding system 1 is mounted on the columnar scaffolds 3, 3, ... Standing along the outer wall of the building 2, and the guide rails 7, 7 ,.
And a vertically movable scaffolding 4, and the vertically movable scaffolding 4 is integrally provided on the horizontal frame 10 and a horizontal frame 10 vertically driven along adjacent guide rails 7, 7. Vertical frame 12,1
3, the vertical frame 12 is provided with upper and lower scaffolds 16 and 17 that are mounted in two steps in the vertical direction and that bounce toward the building 2, and a curing sheet 22 that covers the elevating scaffold 4. As a result, since the elevator scaffolding 4 is located only on the floor where the outer wall is repaired, it is possible to secure the same daylighting and scenery as on other floors, and to minimize the influence on the use of the building 2. be able to. Further, since the columnar scaffold 3 and the lifting scaffold 4 are covered with the curing sheets 6 and 22, the appearance during construction can be made smart. Further, since the elevating scaffolding 4 is provided with, for example, two-step projecting scaffolds 16 and 17 on the upper and lower sides, a stepladder and other temporary scaffolds are used as a work floor when performing the replacement work of the curtain wall or the sash material. The work can be performed easily and safely without installing on 11.
Moreover, since the flip-out scaffolds 16 and 17 are foldable, the folding scaffolding 4 can be folded up and down to prevent interference with the building 2.

Further, a roof 21 which can be freely opened and closed is provided above the lifting platform 4. This allows
Roof 21 only when hanging curtain wall or sash
By opening the, the working environment in the elevating scaffolding 4 can be made all weather type, and the construction can proceed smoothly.

In addition, assembling and disassembling the scaffolding system 1 can be carried out more easily than the conventional scaffolding assembled on the entire surface of the building, and the lifting scaffolding 4 can be lowered to the ground for the work. Therefore, the work can be performed more easily and safely.

In the above embodiment, the scooping scaffolds 16 and 1 provided on the vertical frames 12 and 13 of the ascending and descending scaffolds 4, respectively.
The number of stages of 7 may be any number. Further, the vertical frames 12 and 13 are not limited to the height of one floor, and for example, when the building 2 to be rehabilitated is a high-rise building, it may have a height of two floors or more. It may be done. Further, as the curing sheets 6 and 22, it is possible to adopt a soundproof panel having soundproofing property.

[0018]

As described above, according to the scaffolding system of the present invention, the scaffolding system is provided with the columns vertically installed along the outer wall of the building and the columns vertically adjacent to each other. And a scaffold that can be lifted up and down in any direction. The scaffold can be vertically moved along the pillars, a vertical frame integrally provided on the horizontal frame, and a roof that can be opened and closed upward. The scooping scaffolding is attached to the vertical frame in a plurality of upper and lower stages, and a curing sheet covering the elevating scaffolding. As a result, the elevator scaffolding is located only on the floors where the outer wall is repaired, so it is possible to secure the same daylighting and scenery as on other floors, and to minimize the impact on use inside the building. You can In addition, by opening the roof only when the curtain wall or the sash material is suspended, the working environment in the scaffolding can be made all weather type, and the construction can be smoothly progressed. Moreover, since the lifting scaffold is covered with the curing sheet, the appearance during construction can be made smart. In addition, for example, with the scooping scaffolding provided on the elevating scaffolding up and down, for example, replacement work of curtain wall or sash material,
Work can be performed easily and safely without using a stepladder or other temporary scaffolding. In addition, the scaffolding system can be assembled and disassembled more easily than ever before.

[Brief description of drawings]

FIG. 1 is a diagram showing an example of an embodiment of a scaffolding system according to the present invention, and is an elevational view showing a state in which the scaffolding system is installed in an existing building to repair an outer wall.

FIG. 2 is a side sectional view showing a structure of a main part of the scaffolding system.

[Explanation of symbols]

 1 Scaffolding system 2 Building (building) 4 Lifting scaffolding 7 Guide rails (posts) 10 Horizontal frame 12,13 Vertical frame 16,17 Jumping out scaffolding 21 Roof 22 Curing sheet

Claims (1)

[Claims] 1. A scaffolding system for use when performing construction on an existing building, the scaffolding system being adjacent to each other with pillars standing upright along the outer wall of the building. A horizontal frame that is arranged between the columns and that is vertically movable up and down, and that the vertical platform is driven up and down along the columns that are located on both sides of the platform. A vertical frame that is integrally provided and that is located in a vertical plane parallel to the outer wall of the building, and a plurality of vertical steps attached to the vertical frame, and a scooping scaffold that springs out toward the building side, respectively. A scaffolding system comprising: a freely openable and closable roof; and a curing sheet stretched to cover the lifting scaffold.