JPH0676536U - Suspension for scaffolding and dismantling work - Google Patents

Abstract

(57) [Abstract] [Purpose] To provide a scaffolding installation that is highly safe and easy to install, transport, store, and dismantle. [Structure] The upper portion between the side members 25 and 26 provided in parallel,
The horizontal rails 27, 28, 29 for connecting the lower end portion and the substantially middle portion,
Rotating scaffold 32 and both side members, one end of which is axially fixed to an appropriate lower position between the both side members 25 and 26, and the other end of which is connected with a flexible suspension member 31 provided from the upper and lower side members 25 and 26. Two
The upper and lower ends of 5, 5 are formed of locking pins 33 which are provided so as to project in the same horizontal direction.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 INDUSTRIAL APPLICABILITY The present invention relates to a suspension stand used for installation and dismantling of scaffolds provided on columns for connecting beam members, welding, etc. in building construction, and is characterized by easy handling such as installation, transportation, and storage. And

[0002]

[Prior art]

 Conventionally, the scaffolding device provided on the pillar has been constructed by welding a bracket or the like for scaffolding to the pillar side in advance, using the bracket, and further combining a large number of pipes and clamps. So-called stepladders and ladders were generally used for their installation and dismantling work.

[0003]

[Problems to be solved by the device]

 The use of stepladders and ladders in the installation and dismantling work of the above-mentioned conventional structure lacks stability and safety on the installation surface such as the floor of the construction site at the skeleton stage, and further, such as mounting, transportation, and storage. It was troublesome to handle. The present invention has been made in view of the above circumstances, and an object thereof is to provide a scaffolding installation and dismantling work suspension stand that is highly safe and easy to handle such as mounting, transporting, and storing.

[0004]

[Means to try to solve the problem]

 In order to achieve the above-mentioned object, the present invention provides a horizontal crosspiece that connects upper portions, lower end portions, and substantially middle portions between side members provided in parallel, and one end of which is axially fixed to an appropriate lower portion between both side members. The structure is composed of a rotating scaffold to which flexible suspending members provided from both side members at the upper position are connected to the ends, and locking pins provided so as to project in the same lateral direction as the upper ends of both side members. .

[0005]

[Action]

 Next, the use of the suspension base T of the present invention will be described. Brackets 2 and 3 having through holes 5 are preliminarily provided on an attached portion, that is, a column 1 in the illustrated embodiment, at appropriate intervals. Then, the suspension base T is lifted up, and the locking pins 33 provided on the upper ends of the both side members 25 and 26 may be inserted into the through hole 5 from the lateral direction, and further, the rotating scaffold 32 may be tilted horizontally. As a result, the rotating scaffold 32 is horizontally supported by the function of the flexible suspension member 31, and at the same time, the rotating scaffold 32 is locked to the support column 1 which is the attached portion and serves as a stopper, so that the whole is stable. However, it is safe because it is not affected even if there is unevenness on the floor below it.

After that, a worker rides on the rotating scaffold 32, and the scaffold is installed and disassembled. Further, after the work is completed, the locking pin 33 is removed from the through hole 5 contrary to the above, and when placed on the floor or the like, the rotating scaffold 32 supported by the flexible suspension member 31 has the both side members 25 and 26. Since it is in the same direction as the above, it has a flat shape and is compact, it is extremely easy to handle such as transportation and storage.

[0007]

【Example】

 An embodiment of the present invention will be described below with reference to the drawings. 4 and 5 show an example of the scaffolding device in which the present invention is used. In the figure, reference numeral 1 is a column, and brackets 2 and 3 are fixed by welding to both sides at the same position on opposite outer sides thereof.

When the present invention is used, the brackets 2 and 3 are vertically elongated, and through holes 4 and 5 are provided at the top and bottom of the brackets 2 and 3, respectively. That is, the upper through hole 4 is used for mounting the horizontal support rod 6 described later, and the lower through hole 5 is used for mounting the suspension base T of the present invention. However, the brackets 2 and 3 may be divided into upper and lower parts and the through holes 4 and 5 may be provided separately.

An embodiment of the suspension base T of the present invention is shown in FIGS. That is, horizontal bars 27, 28, and 29 that connect the side members 25 and 26 are provided at the upper portion, the lower end portion, and the substantially middle portion between the side members 25 and 26 that are provided in parallel. Further, a pin 30 is axially fixed to an appropriate lower position between the both side members 25 and 26, and a flexible suspension member 31 provided from the both side members 25 and 26 at the upper position at the other end, specifically, a chain. A rotating scaffold 32 is provided to which the cables are connected.

Further, locking pins 33 are provided so as to protrude in the same horizontal direction as the upper ends of the both side members 25 and 26. The locking pin 33 may be provided only on one side in the same direction of the both side members 25 and 26. Further, although not shown, a bending pin is connected to the tip or the tip is made slightly thicker to form the brackets 2, 3 It is preferable to configure so that it cannot be easily removed after being inserted into the through hole 5 in the lower part of the.

The lifting table T of the present invention is lifted by an operator, and the locking pin 33 provided on the upper ends of both side members 25 and 26 is laterally inserted into the through hole 5 at the bottom of the brackets 2 and 3 provided on the column 1. When the rotary scaffold 32 is horizontally tilted by inserting it from the direction, the rotary scaffold 32 is horizontally supported by the chain of the flexible suspension members 31, and at the same time, the rotary scaffold 32 is locked to the column 1. It becomes a stopper and the whole becomes stable.

After that, as shown in FIG. 3, a worker rides on the rotating scaffold 32, and the scaffold is installed and disassembled. The device of the present invention is mainly used between floors of a building, and the concrete size is such that the lengths of both side members 25 and 26 are about 1800 mm, and the rotating scaffold 32 is It is desirable that the height is such that it can be raised in one step from the floor or the like, and that the horizontal rail 29 in the approximately middle portion is located at the height of the crotch of the worker. With this configuration, it is easy to use and safe work is possible.

Next, the concrete construction of the scaffold using the suspension base T of the present invention will be described. First, the horizontal support rod 6 is detachably attached to each of the brackets 2 and 3. As shown in FIG. 5, the detachable attachment of the horizontal support rod 6 is as follows. A stopper portion 8 is formed to extend downward, and an insertion hole for a locking pin (not shown) that prevents the pin 7 from being removed after being inserted into the through hole 4 in the upper portion of the brackets 2 and 3. Are provided (not shown).

Further, a support 12 for fixing a scaffolding plate 11 supported on the upper surface of the horizontal support rod 6 is provided on the attachment end side and the tip of the upper surface of the horizontal support rod 6. In the figure, 14 is a fixing pin for fixing the receiving plate 12 and a scaffolding frame 11a, which will be described later, having a movable bent portion at its tip, and further attached to the horizontal supporting rod 6 via a chain 15 to prevent loss. It is attached.

Next, the scaffolding plates 11 each having a length protruding from both side ends of the support column 1 are supported and fixed to the upper surfaces of the both side horizontal support rods 6, respectively. In the embodiment shown in the drawings, the scaffolding plate 11 includes a scaffolding frame 11a fixed to the receiving pin 12 provided on the upper surface of the horizontal supporting rod 6 and fixed by the fixing pin 14, and the scaffolding frame 11a at both ends. It consists of a commercial scaffolding panel 11c with hooks 11b to stop.

That is, the scaffolding frame 11a is fitted to the receiving plate 12 on the upper surface of the horizontal support rod 6, and the fixing pin 14 is inserted into and fixed to the receiving plate 12 and the scaffolding frame 11a. The hooks 11b at both ends of the scaffold panel 11c are locked to both ends of the. However, the scaffolding frame 11a and the scaffolding panel 11c may be integrally configured in advance. Further, the connecting scaffolding plate 16 is hung between the projecting portions at both ends of the scaffolding plate 11 by an appropriate method. As a result, scaffolds are constructed around the entire column 1.

Further, a handrail frame 17 is erected on the periphery of the upper surface of the scaffolding plate 11, that is, the upper surface of the scaffolding frame 11a in the illustrated embodiment. That is, an appropriate number of handrail supports 18 are provided in advance on the upper surface of the scaffolding frame 11a by welding, the lower end of the handrail frame 17 is inserted into the handrail supports 18, and the bolts 19 screwed into the handrail supports 18 are tightened. It is fixed so that it will not come out. It should be noted that the handrail frame 17 is not provided on the entire circumference, but is provided so as not to interfere with the entrance and exit of workers and the beam 20.

In the embodiment shown in the drawings, the handrail frame 17 is configured to be foldable, is provided at the corner portion of the scaffold frame 11a, and is connected with the slidable handrail 17a or the chain 21 between them.

[0019]

[Effect of device]

 Unlike the conventional stepladder or ladder, the scaffolding installation and dismantling work suspension stand of the present invention is not installed from the floor surface, etc., so it is not affected by the installation site, is easy to install, and is stable and safe to install. In addition, since it becomes flat and compact when not in use, it has an effect that handling such as transportation and storage is extremely easy.

[Brief description of drawings]

FIG. 1 is a front view of the present invention.

FIG. 2 is a sectional view taken along the line AA of FIG.

FIG. 3 is a perspective view showing a usage state of the present invention.

FIG. 4 is a perspective view showing an example of a column mounting scaffolding device.

5 is an exploded view of main parts of the scaffolding device of FIG. 4. FIG.

[Explanation of symbols]

 25 Side Material 26 Side Material 27 Side Rail 28 Side Rail 29 Side Rail 31 Flexible Hanging Material 32 Rotating Scaffold 33 Locking Pin

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[Procedure amendment]

[Submission date] December 24, 1993

[Procedure Amendment 1]

[Document name to be corrected] Drawing

[Correction target item name] All drawings

[Correction method] Change

[Correction content]

[Figure 1]

[Fig. 2]

[Figure 3]

[Figure 4]

[Figure 5]

Claims (1)

[Scope of utility model registration request] 1. An upper portion between side members provided in parallel, a horizontal rail connecting the lower end portion and the substantially middle portion, one end is axially fixed to a lower proper position between the both side members, and the other end portion has an upper position. A suspension platform for scaffolding installation and dismantling work, comprising a rotating scaffold to which flexible suspension members provided from both side members are connected and locking pins provided so as to project in the same lateral direction at the upper ends of both side members. .