JPH0821081A - Scaffold assembling method - Google Patents

Abstract

PURPOSE:To provide a scaffold assembling method in which the work is facilitated to allow the assembling within a short time, and safety is also enhanced. CONSTITUTION:A first building frame 25a formed into a three-dimensional form of frame by bar materials such as pipes, and set along the wall surface A of a building is lifted up by a lifter 6 to form a space under it, and a second building frame 25b is then set in the space. The lifted first building frame 25a is further lifted by the lifter 6, and put on the second building frame 25b, both the building frames are mutually connected by an arm lock 36, and a first wall connecting engaging tool 37 engaged with the first and second building frames 25a, 25b in such a manner as to be capable of sliding is provided on the wall surface A of the building. The first and second building frames are slid along the first wall connecting engaging tool, lifted by the lifter 6 to form a space under, and a plurality of building frames are successively assembled from the lower part to a necessary height according to the same procedure.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a scaffold assembly method for assembling a scaffold around a building such as a building, a dam, a tank, a monument, a structure such as a side wall of a road, or an object such as a tree. is there.

[0002]

2. Description of the Related Art As a conventional scaffold assembly method of this type,
A plurality of building frames are piled up while merely assembling in order from the bottom, and when the building frames are stacked, the stacked building frames and the wall surfaces are sequentially connected by wall connecting members.

[0003]

By the way, in the case of the assembling method as described above, the building frame on the stacked building frame must be assembled, and this assembling work is assembled. , The work became difficult, and the work took time, resulting in poor workability. In addition, since the work is performed at a high place, there is always a danger, and it is not always a good method from the viewpoint of safety and surrounding environment.

Therefore, an object of the present invention is to provide a scaffolding assembling method which solves the above-mentioned conventional problems and is easy to assemble, can be assembled in a short time, and is highly safe.

[0005]

Means for Solving the Problems In order to achieve the above object, a scaffold assembling method of the present invention is to assemble a scaffold along a wall surface of a building when performing repair work or the like on the wall surface of the building. The first building frame, which is formed into a three-dimensional shape of a frame-shaped frame by a rod material such as a pipe, is lifted by an operating member to form a space below the first building frame installed along the wall surface of the building, and then the space is formed in the space. The second building frame is installed, and then the first building frame that has been lifted is lowered by the operating member and placed on the second building frame, and both building frames are joined by the connecting member. A first wall connecting engagement member slidably engaged with the frame is provided on the wall surface of the building, and then the first and second building frames are slid along the first wall connecting engagement member. After raising with the operating member to form a space below, a third building frame is set in the space, and then the first and second building frames lifted are formed. The second Kenwaku first lowered has a member 3
The two building frames are mounted on the building frame and connected by a connecting member, and a second wall connecting engaging member slidably engaged with the first and second building frames is provided on the wall surface of the building. Thereafter, a plurality of building frames are assembled in order from the bottom to the required height by the same procedure.

[0006] After the space is formed, it is preferable to assemble the building frame in the space. Further, it is preferable that the building frame is lifted or lowered by operating members installed on both sides thereof.
In addition, the actuating member is preferably a scaffold lifter that moves up and down along a supporting member installed on the moving carriage. further,
Preferably, the scaffold lifter is capable of falling with respect to the support member, and the support member is capable of falling with respect to the movable trolley, and is rotatable around its axis.

[0007]

According to the above-described assembling method, the assembling work is always performed at the lowest position, and the work place is always located near the ground, so that the workability is improved. In addition, since the work is not performed at a high place, the work safety is also increased.

[0008]

FIG. 1 is a front view of a scaffold lifter device directly used in a scaffold assembling method according to an embodiment of the present invention, FIG. 2 is a side view thereof, and FIG. 3 is a state in which a support member of FIG. FIG.

Reference numeral 1 denotes a scaffold lifter device, which comprises a movable carriage 3 having running wheels 2, a side gate-shaped support member 5 erected through a rotating platform 4 rotatably mounted on the carriage, and It has a scaffold lifter 6 that can move up and down along the support member, and a winch 7 that moves up and down the lifter. The winch 7 is attached to the lower end of the support member 5. A wire 8 for raising and lowering the lifter 6 with the winch 7 is wound around a lower pulley 9 and an upper pulley 10 attached to the support member 5, one end of which is attached to the winch 7 and the other end of which is attached to the lifter 6. I have. The lifter 6 is slidably provided along a pair of mounting rods 13 which are attached to the wire 8 via attachments 12 on both sides of the supporting member 5 so as to extend along the mounting rods. On the other hand, it is possible to fall. The lower end of the support member 5 is pivotally supported by the pin 15 on the upper end of the rotary table 4, and the support member 5 can be laid down with respect to the movable carriage 3 with the pin as a fulcrum. Reference numeral 17 denotes a holding rod for holding the support member 5 in an upright state. One end is detachably attached to the attachment piece 19 of the support member 5 by a pin 18 and the other end is attached to and detached from the attachment piece 21 of the carriage 3 by a pin 20. Installed. Reference numeral 22 denotes a carriage 3 stopper.

Next, a method of assembling a scaffold using the scaffold lifter device 1 will be described with reference to FIG.
First, at the assembly position of the scaffold on the wall surface A of the building, the building frame 25a
Is installed. At the time of installation of this building frame 25a, although not particularly shown as is generally known, a blackout and a jack are arranged on a base, and a plurality of frameworks 26 are arranged on the base at intervals. Attach braces 27 between the frameworks 26. Thereafter, the arm lock is applied, the steel cloth plate 28 is erected on the framework 26, and the stair frame is applied. An engaging rod 30 which can be engaged with a wall connecting engagement tool, which will be described later, is attached to the wall surface A side of the building frame 25a by a coupling tool 31.
After the installation of the building frame 25a, the scaffold lifter device 1 is installed on both sides of the building frame 25a by fixing the cart 3 with the stoppers 22, and the lifter 6 is mounted.
In a state in which the upper part of the framework 26 of the building frame can be supported (FIG. 4).

Next, the lifter 6 is raised by the winch 7 along the support member 5 to lift the building frame 25a, and a space 33 having a size capable of installing the next building frame 25b is formed below the building frame 25a (FIG. 5). ). Then, in this empty space 33, the building frame 25b is assembled in the same manner as the building frame 25a (FIG. 6). This frame 25
In each case b, the framework 26 and the like are assembled and installed in the vacant space 33, but may be assembled in advance and carried to the assembly position. The assembled structure of the building frame 25b is the building frame 25a.
Is the same as After the assembly is completed, the building frame 25a is
Then, the lifter 6 is lowered and lowered, and is set on the building frame 25b. At the time of this installation, the lower end opening of the framework 26 of the building frame 25a is fitted to the connection joint 35 attached to the upper end opening of the framework 26 of the building frame 25b as shown in FIG. After the engagement, an arm lock 36 is further locked between the two, and the two are connected. In addition, a wall-connecting engagement tool 37 that slidably engages with the engagement rod 30 of the building frame 25a is attached to the wall A (FIG. 7). As shown in FIG. 14, this engaging member 37 has a fixed piece 38 whose base end is screwed to the wall A, and a pair of rotatably mounted to the distal end of the fixed piece so as to sandwich the engaging rod 30 from both sides. Roller 39.

Next, the lifter 6 is lowered by the winch 7, and the lifter 6 is lowered between the two frames 25a and 25b and passed therethrough, and the lifter 6 is moved to the frame 26 of the frame 25b.
Is set in a state where it can be supported (FIGS. 8 and 9).

Next, in the same manner as described above, the lifter 6 is lifted by the winch 7 to lift the building frames 25a and 25b, and a space 40 (a space 33) large enough to install the next building frame 25c thereunder.
(Same as) (Figure 10). Then, in this empty space 40, the building frame 25c is assembled (FIG. 11). This building frame 25c may be assembled in advance in the same manner as the building frame 25b, and may be carried to the assembly position and installed. After the assembly is completed, the building frame 25a,
The lifter 6 is lowered by the winch 7 to lower the lifter 6b, and the lifter 25b is set on the building frame 25c and connected with the arm lock 42, and is slidably engaged with the engaging rod 30 of the building frame 25a. The engaging tool 43 is attached to the wall A almost directly above the wall connecting engaging tool 37 (FIG. 12).

A plurality of building frames 25a, 25b, 25c ... Are sequentially assembled from the bottom to the required height by the same procedure, and the scaffold 50 as in the case of this example is assembled.

FIG. 15 shows different uses of the scaffold lifter device 1. That is, when it is necessary to assemble a plurality of scaffolds 50 and 60 adjacent to each other along the wall surface A of a building, when assembling one scaffold 50 shown by a solid line and then assembling the other scaffold 60 shown by a chain line. , The scaffold lifter device 1 is temporarily pulled out from one scaffold 50, and the holding rod 17
After removing the other end of the from the attachment piece 21 of the carriage 3, the support member 5
Is rotated 180 ° via the rotary table 4 to attach the other end of the holding rod 17 to the mounting piece 23 on the opposite side of the carriage 3. As a result, the lifter 6 also faces the other scaffold 60, and can be used for the assembling work of the scaffold without a large movement simply by being inserted into the other scaffold 60 as it is.

Even if the scaffold lifter device 1 is required to be moved, if the support member 5 is laid down as shown in FIG. 3, the lifter device 1 as a whole is shown in FIG. For example, the framework of the building frame 25a
Since the height is such that it can pass through the lower space of 26, by passing through this lower space, the scaffold can be used for assembling work without a large movement.

In the above example, the lifter device 1 and the lifter 6 installed therein are merely preferred examples, and it goes without saying that other effective operating members are not excluded. Further, the present invention can be variously modified within the scope of the first aspect, such as not necessarily requiring one pair.

[0018]

As described above, according to the present invention, the first building frame, which is formed in the three-dimensional shape of the frame-shaped frame by the rod material such as the pipe as described above and is installed along the wall surface of the building, is lifted by the actuating member and moved downward. After forming the vacant space, the second building frame is installed in the vacant space, and then the lifted first building frame is lowered by the operating member to the second building frame.
The first and second building frames are mounted on the building frame by connecting the two building frames with the connecting member, and the first wall connecting engaging member slidably engaged with the first and second building frames is provided on the wall surface of the building. Then, after the first and second building frames are slid along the first wall connecting engaging member and lifted by the operating member to form a space below, the third building frame is installed in the space. Then, the lifted first and second building frames are lowered by the operating member, the second building frame is placed on the third building frame, and both building frames are connected by the connecting member. A second wall connecting engaging member slidably engaged with the second building frame is provided on the wall surface of the building, and thereafter a plurality of building frames are sequentially assembled from the bottom to a required height by a similar procedure. , There is no need to assemble the building frame on top of the traditionally stacked building frame,
The work is easy and can be assembled in a short time, and the workability is extremely improved. Further, since the work is always at the lowermost position of the scaffold, there is an excellent effect that there is no danger and the work is safe.

[Brief description of drawings]

FIG. 1 is a front view of a scaffold lifter device directly used in a scaffold assembling method according to an embodiment of the present invention.

FIG. 2 is a side view of the same.

FIG. 3 is a front view showing a state where the support member of FIG. 1 is laid down.

4 (A) is a front view, and FIG. 4 (B) is a side view.

5 (A) is a front view and FIG. 5 (B) is a side view.

6A and 6B are operation explanatory views, in which FIG. 6A is a front view and FIG. 6B is a side view.

7 (A) is a front view and FIG. 7 (B) is a side view.

8 (A) is a front view and FIG. 8 (B) is a side view.

9 (A) is a front view and FIG. 9 (B) is a side view.

FIGS. 10A and 10B are operation explanatory views, in which FIG. 10A is a front view and FIG. 10B is a side view.

11 (A) is a front view and FIG. 11 (B) is a side view.

12 (A) is a front view and FIG. 12 (B) is a side view.

FIG. 13 is an exploded perspective view of an essential part showing a connecting structure of a building frame and a building frame.

FIG. 14 is an enlarged cross-sectional plan view of an engagement rod and an engagement member for wall connection.

FIG. 15 is a front view showing a different usage example of the scaffold lifter device.

FIG. 16 is a side view showing still another usage example of the scaffold lifter device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Scaffold lifter device 5 Support member 6 Lifter (operating member) 7 Winch 25a, 25b, 25c Construction frame 26 Frame 30 Engagement rod 33 Vacancy 35 Connection joint 36, 42 Arm lock (coupling member) 37, 43 Fittings (engagement members for wall connection)

Claims (5)

[Claims] 1. A scaffold is assembled along the periphery of an object, and the first building frame is formed along a wall surface of a building and is formed into a three-dimensional shape of a frame by a rod material such as a pipe. After the operating member lifts up to form a void below, a second building frame is installed in the void, and then the lifted first building frame is held down by the operating member and placed on the second building frame. The first and second building frames are slidably engaged with each other, and the first wall connecting engagement member is provided on the wall surface of the building. After sliding the second building frame along the first wall connecting engagement member and lifting it by the actuating member to form a space below, a third building frame is installed in the space and then lifted. The first and second building frames are held down by the actuating member, the second building frame is placed on the third building frame, and both building frames are joined by the joining member. A second wall connecting engaging member that slidably engages with the building frame is provided on the wall surface of the building, and a plurality of building frames are sequentially assembled from the bottom to the required height by the same procedure. And scaffold assembly method. 2. The scaffold assembling method according to claim 1, wherein after forming the space, the building frame is assembled in the space. 3. The scaffolding assembling method according to claim 1, wherein the building frame is lifted or held down by operating members installed on both sides thereof. 4. The scaffolding assembling method according to claim 3, wherein the actuating member is a scaffolding lifter that moves up and down along a supporting member installed on the movable carriage. 5. The scaffold lifter is capable of falling with respect to a supporting member, and the supporting member is capable of falling with respect to a movable trolley, and is rotatable around its axis. 4. The scaffold assembling method according to 4.