JPH08232466A - Working scaffolding device - Google Patents

Abstract

PURPOSE: To perform operations simultaneously with plural up and down spots as well as to make the setup and number of operators so as to be takable into the promotion of efficiency. CONSTITUTION: A working scaffolding device 8 goes up and down by operating a lifting notion gear 80, and stoppable at an optional position. Respective orators are posted in plural pieces fo working scaffolds 40 and 41, whereby various operations to the side of a longitudinal surface 1a are performed at the same time at plural up and down spots. With this constitution, various ovations to the longitudinal surface 1a side can be done simultaneously at plural up and down spots, therefore the number of items of work is increasable and, what is more, operation efficiency is thus improvable.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a scaffolding device for work, which is adopted for constructing an outer wall material on an outer surface (longitudinal surface) of a steel frame structure (construction) in, for example, a multilevel parking facility or an automatic warehouse facility. It is about.

[0002]

2. Description of the Related Art Conventionally, as a scaffolding device for work in which a scaffolding for work can be raised and lowered along a vertical surface of a structure, for example, a suspension scaffolding device shown in Japanese Utility Model Laid-Open No. 50-69022 has been provided. In this conventional configuration, a corridor-type suspension scaffold can be lifted and lowered by an elevating device, and the corridor-type suspension scaffold is configured by connecting a scaffold block having an elastic portion and a scaffold block having no elastic portion in a rectangular ring shape. Has been done.

[0003]

According to the above-mentioned conventional structure, since the corridor-type suspension scaffold is of a single-stage type in the vertical direction, it is not possible to perform work on a plurality of upper and lower locations at the same time. The items were limited and the work efficiency was poor.

The object of the present invention is to perform work simultaneously on a plurality of upper and lower locations, and to arrange the workers.
The point is to provide a scaffolding device for work that can improve the number of people.

[0005]

In order to achieve the above object, the first invention of the present invention is a work scaffolding device in which a work scaffold can be raised and lowered along a vertical surface of a structure, and is linked to a lifting device. Work scaffolds are arranged in a plurality of upper and lower stages on the elevating body.

The second aspect of the present invention is the scaffolding device for work according to the first aspect, wherein at least one of the scaffolds for work has its floor plate in a horizontal use posture and a standing non-use posture. It is configured to be switchable.

According to the third aspect of the present invention, in the work scaffolding device according to the first aspect of the present invention, a plurality of upper and lower work scaffolds can be connected at right angles to each step. Further, the fourth invention is the work scaffolding device according to the above-mentioned first invention, wherein the work scaffolds having a plurality of upper and lower stages are configured such that the lateral length thereof is adjustable.

Furthermore, the fifth invention is the work scaffolding device according to the first aspect, wherein a ladder is disposed between the upper and lower work scaffolds. Further, in the sixth aspect of the present invention, the work scaffold is configured to be movable toward and away from the vertical surface of the structure.

[0009]

According to the structure of the first invention described above, the work scaffolding device can be moved up and down by actuating the elevating device, and can be stopped at any position. By arranging workers on each of the plurality of scaffolds for work, various works on the vertical surface can be performed simultaneously at a plurality of upper and lower positions.

According to the structure of the second aspect of the present invention, the floor plate of the work scaffold can be formed in a compact shape by switching it to the upright state, the efficiency of transportation can be improved, and the construction can be arranged along the vertical surface. Can be done easily.

According to the structure of the third aspect of the present invention, another work scaffolding device is arranged at a right angle to the work scaffolding device, and each work scaffolding is connected to each step, so that two vertical surfaces or Work scaffolding devices may be arranged along multiple vertical surfaces, such as four vertical surfaces. Even with such an arrangement, since the lifting by the lifting device is independent for each vertical surface, its lifting is
You can work smoothly in coordination.

Further, according to the structure of the fourth aspect of the present invention, the lateral length of the work scaffolding device can be arbitrarily set within the set range. Moreover, according to the configuration of the fifth invention, one or a plurality of workers can move back and forth between the plurality of work scaffolds by using the ladder.

According to the structure of the sixth aspect of the present invention, by moving the work scaffold away from the vertical surface of the building, the building can be easily arranged along the vertical surface without causing a collision. Then, by moving the work scaffold closer to the vertical surface of the structure, it is possible to eliminate a gap between the scaffold and the vertical surface of the structure.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS. 1 to 5, a work scaffolding device 8 in which work scaffolds (described later) are arranged in upper and lower two stages (upper and lower stages) is divided into three parts in the lateral direction (left and right direction) and can be freely combined. Is configured. That is, the work scaffolding device 8 includes a pair of left and right end structure bodies 8A, 8 having symmetrical shapes.
B and an intermediate portion constituting body 8C for adjusting the length in the lateral direction are divided into three parts, and are joined by bolt fixing after adjusting the length through the intermediate portion forming body 8C. .

The lifting body 10 is constructed so as to extend between the respective constituent bodies 8A, 8B and 8C. That is, in each of the symmetrical end structure bodies 8A and 8B, a vertical hanging body 11 made of a square pipe body is provided. This hanging body 11
An outer horizontal member 12 is provided laterally outward from the lateral outer surface at the middle and lower end of the vertical direction of the, and an inner horizontal member 13 is provided laterally inward from the horizontal inner surface at the same level as the outer horizontal member 12. ing.

Outer horizontal rods 14 are continuously provided laterally outward from the lateral outer surface of the suspension 11 at a plurality of vertical positions. The outer ends of the outer horizontal rods 14 are connected to each other and the lower ends thereof are the outer horizontal rods. Material
An outer vertical rod 15 connected to 12 is provided. Further, inner horizontal rods 16 are continuously provided laterally inward from the lateral inner surface at a plurality of positions in the vertical direction of the two hanging bodies 11, and the inner ends of the inner horizontal rods 16 are connected to each other and the lower ends thereof are connected to the inner horizontal member 13. Inner vertical rod connected
17 are provided.

Further, the inner horizontal member is provided in the intermediate structure 8C.
A pair of left and right end horizontal members 19 which are located at the same level as 13 and can be connected to the inner horizontal member 13 via a connecting structural member 18 using, for example, a bolt, and an outer fitting between the free ends of these end horizontal members 19. A horizontal relay member (20) is provided between the suspension members (11) so that the horizontal length between the suspension members (11) can be adjusted.

Vertical rods 21 are erected from the outer ends of the end horizontal members 19, and horizontal rods 22 extend inward from the upper ends and the middles of the vertical rods 21.
And a relay horizontal rod that is externally fitted between the free ends of the horizontal rods 22 and that can adjust the lateral length between both suspension bodies 11 freely.
23 are provided. Further, the corner portion formed by the inner horizontal rod 16 and the inner vertical rod 17 and the corner portion formed by the vertical rod 21 and the horizontal rod 22 are freely connectable via a connecting structure member 24 of a type that engages by swinging. It is configured.

The structure composed of the above-mentioned members 12 to 24 is divided into two blocks at the top and bottom. For that purpose, the two hanging bodies 11 are vertically divided into two parts, and are formed by connecting them via the intermediate connecting body 25, but this may be a single piece.

In the upper block, the inner horizontal rod is
A pair of left and right upper vertical rods 26 are erected from 14 and
An upper rear horizontal rod 27 is arranged between the upper ends of the upper rear vertical rods 26, and front and rear rods 28 are connected from the upper end and the middle of the upper rear vertical rods 26. Further, the upper front vertical rod 29 is provided between the front ends of the front and rear rods 28.
And an upper front horizontal rod 30 is disposed between the upper ends of the upper front vertical rods 29. Further, between the free ends of the upper rear horizontal rods 27 and between the free ends of the upper front horizontal rods 30, upper relay horizontal rods 31 and 32 whose lateral lengths are adjustable are fitted.

The lifting body 10 is constituted by the above 11 to 32,
A curing net 33 is provided on the rear surface side of the lifting body 10. At the lower end of the hanging body 11, the outer surface (vertical surface) of the structure 1
A guide roller 35, which is capable of abutting on 1a, is provided so as to be freely rotatable through a bracket 36, a projecting biasing member 37, and the like. Further, a rectangular connecting plate 38 is arranged at the outer end of the outer horizontal member 12.

In the lifting body 10 having the above-mentioned structure, work scaffolds 40 and 41 are arranged in upper and lower two stages (upper and lower stages), and these work scaffolds 40 and 41 have the same shape, and their floor boards are It is configured so that it can be switched between a horizontal use posture and a standing non-use posture, and its lateral length is adjustable.

That is, a bracket 43 is attached to the lower surfaces of the outer horizontal member 12, the inner horizontal member 13, and the end horizontal member 19, and an end floor plate 45 and an intermediate floor plate are attached to these brackets 43 via a swing connection tool 44. 46 and 46 are connected so as to be vertically swingable. The intermediate floor plate 46 is provided with a relay floor plate part 47 for adjusting the lateral length thereof. Standing pieces 48, 49, 50 are provided at the front ends of the end floor plate 45, the intermediate floor plate 46, and the relay floor plate part 47, and a connected plate 51 is provided at the outer end of the end floor plate 45. There is.

On the front end sides of the floor plates 45 and 46, a handrail frame body 52,
53 is provided. That is, the handrail frame body 52 of the end floor plate 45,
A pair of left and right end frames 55 and 56 connected to both ends of the end floor plate 45 via swing connectors 54, and a swing connector to a foot stand 48.
A middle frame 58 connected via 57, an inner end frame 56 and a middle frame 58
Left and right frames 59 connected between and, the outer end frame 55 and the middle frame 58
It is configured by a door frame 60 and the like which is openably and closably provided between and. The upper end portion of the outer end frame 55 and the upper end portion of the outer vertical rod 15 as well as the middle portion thereof are connected to each other via the swing connecting members 61 and 62 and the link frame 63 so as to be capable of relative swing in the vertical direction. There is.

The handrail frame body 53 of the intermediate floor plate 46 is composed of a pair of left and right end frames 65 connected to both ends of the intermediate floor plate 46 via swing connectors 64, and upper end portions and intermediate portions of these end frames 65. Left and right frames 66 continuously provided inwardly from the parts, a pair of upper and lower relay frames 67 fitted between free ends of the left and right frames 66, and upper and lower relay frames 67.
And an intermediate frame 69 and the like which are integrated with each other and are connected to the stand-up piece 50 through a swing connecting member 68. The corner portion formed by the end frame 56 and the left and right frames 59, and the end frame 65 and the left and right frames
The corner portion formed by 66 is configured to be freely connectable via a connecting structural member 70 of a type that engages by swinging.

A ladder 71 is disposed between the upper and lower work scaffolds 40 and 41. That is, the ladder 71 is fixed to the inner horizontal rod 16 or the like of the lower work scaffold 41 on the side of the end structure 8A on one side by, for example, bolting up. The opening / closing floor 72 is attached to the end floor board 45 of the upper work scaffold 40.
Is provided.

An elevating / lowering device 80 with which the elevating / lowering body 10 is interlocked is provided. That is, a pair of pulleys 81 supported by the support member 2 from the side of the structure 1 are provided, and the hoisting machine 83 in which the suspension wire ropes 82 are hung on the pulleys 81 is used for each suspension body.
It is provided on a pedestal 84 integrated with the upper end of 11. An upper limit switch 85 is arranged on the upper surface side of the gantry 84.

The operation of the above embodiment will be described below. The work scaffolding device 8 includes, for example, a pair of end structure bodies 8
A, 8B and the intermediate portion structure 8C are divided in the left-right direction,
Then, by separating the intermediate connection body 25 of the suspension body 11, the intermediate body 25 is separated in the vertical direction and is transported to the use site by a transportation vehicle or the like. At that time, as shown in FIG.
By swinging the group upward, each divided body can be made compact and the efficiency of transportation can be improved.

At the site of use, a pair of end structures 8
A, 8B and the intermediate portion structure 8C are connected structural members 18, 24,
The working scaffolding device 8 is assembled by connecting the working scaffolding 70 and the like and connecting the upper and lower blocks, that is, the working scaffolds 40 and 41 via the intermediate connecting body 25. At this time, the lateral length L of the scaffolding device 8 for work can be arbitrarily set within the set range by the elastic structure in the lateral direction of the intermediate structure 8C. Note that decomposition can be performed by the reverse action.

This work scaffolding device 8 supports the supporting member 2 from the structure 1 to support the pulley 81 of the lifting and lowering device 80.
For example, as shown in FIG. 6 (a), they may be arranged along one outer surface 1 a of the building 1, that is, the outer surface 1 a that is not facing the neighboring building (or the adjacent building) 5. At this time, for example, by swinging the floor boards 45 to 47 upward as shown in FIG. 5A, the work scaffolding device 8 can be arranged more easily.

After the arrangement as described above, the floor boards 45 to 47 are swung downward, and as shown in FIG.
Connecting plate 38 and connected plate 51 are fixtures (bolts and nuts, etc.)
Fixed at 75. The work scaffolding device 8 is a lifting device.
It can be moved up and down by actuating 80 and thus stop at any position. At the time of raising and lowering, the work scaffolding device 8 determines the supporting position of the pulley 81 by the supporting member 2 and the guide roller 35 is brought into contact with the outer surface 1a as shown in FIG. Do not collide with.

By allocating workers to the upper and lower work scaffolds 40 and 41, for example, the work of fixing the outer wall material 3 applied to the outer surface 1a to the structure 1 can be performed simultaneously at the two upper and lower positions. Further, one or more workers may use the ladder 71 to move back and forth between the upper and lower work scaffolds 40, 41, at which time the open / close floor 72 is opened to form a passage above the ladder 71. It

For example, as shown by the phantom line in FIG. 4, when another end structure 8A is arranged at a right angle to the end structure 8C, and the work scaffolds 40 and 41 are connected to each stage, respectively. , A neighbor building 5 as shown, for example, in FIG.
The scaffolding device 8 for work can be arrange | positioned along the two outer surfaces 1a which have not opposed. The connection is made so that the swing of the floor boards 45 to 47 is not impaired, and the movement between the work scaffolding devices 8 can be easily performed by opening the door frame 60. Even with such a right-angled arrangement, since the lifting by the lifting / lowering device 80 is independent on each surface, the lifting and lowering can be smoothly performed in a coordinated manner.

When there is a sufficient gap with the neighboring building 5, a procedure similar to that described above, for example, FIG.
The work scaffolding device 8 may be arranged in a rectangular ring shape so as to face the four outer surfaces 1a of the neighboring structures 5, as shown in FIG.

As shown in the above embodiment, by switching the floor boards 45 to 47 together with the handrail frame bodies 52 and 53, the overall size can be made sufficiently compact, but this is a form in which only the floor boards 45 to 47 are switched. May be

In the above-mentioned embodiment, the scaffold 4 for work is provided in two steps, that is, upper and lower steps.
Although the work scaffolding device 8 in which 0 and 41 are arranged is shown, this may be the work scaffolding device 8 in which two or more work scaffolds are arranged vertically.

In the above embodiment, the floor boards 45 to 47 of the scaffolds 40 and 41 for both work are swingable, but only one of them may be swingable. Although the ladder 71 is provided in the above embodiment, the ladder 71 may be omitted and workers may be arranged on the respective work scaffolds 40 and 41.

FIG. 7 shows another embodiment of the present invention. That is, the floor board group of both work scaffolds 40 and 41 is formed on the telescopic floor board 90 in the front-rear direction, and each link frame is formed on the telescopic link frame 91 in the front-rear direction. Reference numeral 41 is configured to be movable toward and away from the outer surface 1a of the structure 1.

According to this alternative embodiment, as shown by the solid lines and phantom lines (a) in FIG. 7, each expansion floor board 90 and each expansion link frame 91 is expanded.
And the scaffolds 40 and 41 for both work are contracted to the outer surface 1a of the construction 1.
By moving them away from each other, the structure 1 can be easily arranged along the outer surface 1a without causing a collision. Then, after the arrangement, as shown in phantom line B in FIG. 7, the respective expansion floor plates 90 and the respective expansion link frames 91 are extended, and both work scaffolds 40,
By moving 41 toward the outer surface 1a of the structure 1,
By eliminating the gap between the outer surface 1a of the structure 1 and the structure 1, safe work can always be performed.

[0040]

According to the first aspect of the present invention having the above-described structure, by arranging the workers on a plurality of work scaffolds, it is possible to perform various works on the vertical surface at a plurality of upper and lower positions at the same time. The number of items can be increased and the work efficiency can be improved.

Further, according to the second aspect of the present invention having the above-mentioned structure, the floor plate of the work scaffold can be made compact by switching it to the upright state, and the efficiency of transportation can be improved.
It is easy to arrange the structure along the longitudinal surface.

Further, according to the third invention of the above-mentioned structure, another work scaffolding device is arranged at a right angle to the work scaffolding device,
By connecting the work scaffolds to each of the steps, the work scaffolding device can be arranged along a plurality of vertical surfaces such as two vertical surfaces and four vertical surfaces. Even with such an arrangement, since the lifting by the lifting device is independent on each vertical surface, the lifting can be smoothly performed in a coordinated manner.

According to the fourth aspect of the present invention having the above structure, the lateral length of the work scaffolding device can be arbitrarily set within the range set in each step. Moreover, the fifth of the above-mentioned configuration
According to the invention, one or a plurality of workers can move back and forth between a plurality of work scaffolds using a ladder, and the number of workers and the number of workers can be improved.

Further, according to the sixth aspect of the present invention having the above-mentioned structure, by moving the work scaffold away from each other, it is possible to easily arrange the structure along the vertical surface without causing a collision.
Then, by moving the work scaffold closer to each other, it is possible to eliminate a gap between the work scaffold and the vertical surface of the structure and always perform safe work.

[Brief description of drawings]

FIG. 1 is a perspective view of a scaffolding device for work showing an embodiment of the present invention.

FIG. 2 is a front view of the scaffolding device for work.

FIG. 3 is a side view of the scaffolding device for work.

FIG. 4 is a plan view of the scaffolding device for work.

FIG. 5 is a vertical cross-sectional side view of a lower-stage work scaffold portion in the work scaffolding device.

FIG. 6 is a schematic plan view showing an arrangement state of the work scaffolding device.

FIG. 7 is a side view of the lower work scaffolding portion of the work scaffolding device according to another embodiment of the present invention.

[Explanation of symbols]

 1 structure 1a outer surface (vertical surface) 2 support material 3 outer wall material 5 neighborhood structure 8 scaffolding device for work 10 lifting body 11 lifting body 33 curing net 35 guide roller 40 work scaffolding 41 work scaffolding 45 end floorboard 46 middle floorboard 47 Relay floor board 52 Handrail frame 53 Handrail frame 60 Door frame 63 Link frame 71 Ladder 72 Opening / closing floor 80 Lifting device 81 Pulley 83 Winding machine 85 Upper limit switch 90 Telescopic floor board 91 Telescopic link frame L Horizontal length

Claims (6)

[Claims] 1. A work scaffolding device in which a work scaffold can be raised and lowered along a vertical surface of a structure, wherein the work scaffolds are arranged in a plurality of upper and lower stages on an elevating body interlocked with an elevating and lowering device. Scaffolding device for work. 2. The scaffolding device for work according to claim 1, wherein at least one of the scaffolds for work has a floor plate configured to be switchable between a horizontal use posture and a standing non-use posture. . 3. A scaffold for work having a plurality of upper and lower stages is configured to be connectable at right angles in each stage.
Scaffolding device for work described. 4. A scaffold for work having a plurality of upper and lower stages is configured such that its lateral length can be adjusted.
Scaffolding device for work described. 5. The work scaffolding device according to claim 1, wherein a ladder is disposed between the upper and lower work scaffolds. 6. The scaffolding device for work according to claim 1, wherein the working scaffold is configured to be movable toward and away from the vertical surface of the structure.