JP3354471B2 - Scaffolding equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention is installed in an outdoor corridor on the entrance side provided on each floor of a multi-story building such as a condominium, or on a veranda or the like to repair or renovate handrails or the like. The present invention relates to a scaffolding device used as a scaffold for emergency.

[0002]

BACKGROUND ART outdoor hallway or <br/> Bellan da multilevel buildings as described above (hereinafter, referred to as outdoor corridors, etc.) when performing such repairs and renovations work handrail etc., conventionally, the outer wall of a building A large-scale work scaffold was constructed from the ground to the top floor of the building along the road, and the temporary construction cost of the scaffold was extremely high.

[0003] In order to solve this problem, the present applicant has
Previously, between the upper wall and the lower wall of the outdoor corridor facing up and down, the scaffold main body was supported and supported by vertically extending columns, and an overhanging frame was provided on this scaffold main body to protrude outside the outdoor corridor and the like. Has proposed a scaffolding device in which a working floor is formed on this overhang frame (see Japanese Patent Application No. Hei 9-118140).

[0004] That is, as shown schematically by a side view in FIG. 16, scaffold K ₀ is two on the outdoor side of the outdoor corridor R, 4 struts arranged two on interior side P1, P1, P2, P
2 is provided at the four corners of the scaffold body, and the pillars P1, P1, P2, and P2 at the four corners of the scaffold body are supported in a stretched state between the upper surface wall S1 and the lower surface wall S2 of the outdoor corridor R. , And an overhang frame 2 is provided on the scaffold body 1,
The work floor 3 is formed on the overhang frame 2. According to this, it is not necessary to construct a large-scale scaffold from the ground to the top floor of the building, it can be easily installed alone in the outdoor corridor R on each floor, and necessary work such as handrails on each floor can be performed. the temporary construction costs of K ₀ can be greatly reduced.

[0005]

In the scaffold device K ₀ , four pillars P 1, disposed at four corners of the scaffold main body 1, are provided.
P1, P2, but by Brace supported between the upper wall S1 and the lower wall S2 all the outdoor corridor R of P2, and try to use this scaffold K ₀ In fact, workers overhanging frame side In the state of working in the room, two pillars P on the indoor side
1, the strut force acts only on P1, the strut force does not act on the two pillars P2, P2 on the outdoor side, but only the strut force acting on the two struts P1, P1 on the indoor side, the entire scaffolding device Was found to be able to be stably supported.

Accordingly, the present invention provides a member having four pillars at four corners of a scaffold main body, in which only two pillars on the indoor side are stretched between an upper wall and a lower wall such as an outdoor corridor. It is a main object of the present invention to provide a scaffolding device capable of reducing the number of points, thereby simplifying the assembly of the scaffold main body 1 and reducing the weight.

[0007]

Scaffold of SUMMARY OF THE INVENTION The invention according to claim 1, the outdoor hallway or Bellan Da facing vertically (hereinafter, an outdoor referred corridor, etc.) between the upper wall S1 and the lower wall S2 of R In the scaffolding device in which the scaffold main body 1 is supported by a column extending vertically, the lower surface wall S2
The lower pillars 7, 7, 8, 8 that are grounded to the room
Together provided in the indoor outside four corners of the outer both corners, upper strut 9,9 is grounded to the top wall S1 is provided in the indoor side both corners of the interior and exterior side corner portion, these four lower struts 7 , 7, 8, 8 and the two upper supports 9, 9 support the scaffold body 1 between the upper wall S1 and the lower wall S2, and the scaffold body 1 is grounded to the lower wall S2 of the outdoor corridor R or the like. A lower frame 4 having four lower struts 7, 7, 8, 8
An upper frame 5 having two upper columns 9, 9 on the indoor side grounded to the upper surface wall S1 and disassembled with respect to the lower frame 4 is provided. The scaffold plate 6 is mounted on the lower frame 4. The upper frame 5 is provided with an overhanging frame 2 projecting to the outside of the room, and the work floor 3 is formed on the overhanging frame 2.

According to a second aspect, in the scaffolding device according to the first aspect, each of the four lower struts 7, 7, and
A caster 15 with a jack 14 is provided at the lower end of 8,8.

According to a third aspect of the present invention, in the scaffolding device according to the first aspect, the overhang frame 2 is extended from the inside of the upper frame 5 to the outside in the storage position where the overhang frame 2 is stored in the upper frame 5 of the scaffold body 1. It is attached so as to be rotatable between the overhang position.

According to a fourth aspect of the present invention, in the scaffolding device according to the first aspect, the overhang frame 2 projects from the storage position where the overhang frame 5 is stored in the upper frame 5 to the outside of the room. It is mounted so as to be slidable between the overhang position and the indoor and outdoor directions.

[0012]

FIG. 1 is a side view showing a state where a scaffolding device K is installed in an outdoor corridor R on the entrance side formed by a slab S protruding from a skeleton W on each floor of a multi-story building such as an apartment building. FIG. 2 is a front view of the scaffolding device K viewed from the indoor side of the corridor R, FIG. 3 is a front view of the scaffolding device K viewed from the outside of the corridor R, FIG. 4 is a plan view of the scaffolding device K, and FIG. 2 is a partially enlarged front view of FIG. 2, FIG. 6 is an exploded perspective view of the scaffolding device K,
FIG. 7 is a perspective view of the scaffold device K in an assembled state. In addition, in FIG. 1, T shows the handrail which stood upright at the outdoor end part of the outdoor corridor R over the full length.

[0013] scaffold K has a scaffold body 1, the scaffold body 1 is provided with four lower struts 7,7,8,8 contacting the lower wall S2, provided on the indoor and outdoor side four corners, indoor and outdoor The upper wall S of the outdoor corridor R is provided by two upper pillars 9 provided at both corners on the indoor side of the four corners and grounded to the upper wall S1.
1 and a lower surface wall S2, and the scaffold main body 1 is provided with an overhang frame 2 that projects outwardly of the outdoor corridor R, and a work floor 3 is provided on the overhang frame 2. Further, the scaffold main body 1 has a lower frame 4 having four lower columns 7, 7, 8, 8 which are in contact with the lower surface wall S2 of the outdoor corridor R.
And two upper pillars 9, 9 on the indoor side, which are grounded to the upper surface wall S1.
The scaffold plate 3 is placed on the lower frame 4, and the overhang frame 2 is attached to the upper frame 5. The lower frame 4 has a ladder 25 for raising and lowering on the indoor side.
Is attached.

[0014] As shown in FIGS. 2, 3 and 6, the lower frame 4, the lower strut 7,7,8,8 of indoor and outdoor side four corners, the lower end of the lower strut 7,7,8,8 And a lower frame 10 that connects the upper and lower portions of the lower pillars 7, 7, 8, and 8 between upper end portions of each indoor-side pillar 7 and each outdoor-side pillar 8 among the lower pillars 7, 7, 8, and 8. , 12 are horizontally suspended, a connecting rod 13 is interposed between the lower horizontal rod 12 and the lower frame 10, and the scaffold plate 6 is mounted between the upper horizontal rods 11, 11. As can be seen from FIGS. 5 and 6, a caster 15 with a screw jack 14 is provided at the lower end of each of the lower columns 7, 7, 8, 8. In FIG. 5, reference numeral 14a denotes a handle for adjusting the height of the screw jack 14, and 15a denotes a stepped brake operation lever for fixing the wheel 15b of the caster 15.

As can be seen from FIG. 6, the upper frame 5 has an indoor upper column 9, 9 disposed coaxially with the indoor columns 7, 7 of the lower frame 4, and a chamber of the lower frame 4. Outdoor support rods 16, 16 arranged coaxially with the outer supports 8, 8, a connection frame 18 connecting the upper supports 9, 9 on both indoor sides, an upper support 9 on each indoor side, and each outdoor. It is formed in a U-shape in plan view by a plurality of upper and lower cross members 19 connecting the support rod 16, a connection rod 20 is interposed between each outdoor support rod 16 and the connection frame 18, and each indoor upper stage A screw type head jack 21 with a head plate 21a is continuously provided on the upper part of the support 9.

As shown in FIGS. 1 and 6, the overhang frame 2 attached to the upper frame 5 has a pair of side frames each having a support plate 29 for supporting both ends in the longitudinal direction of the work floor 3 at the bottom. The front frame 31 is formed by connecting the front ends of the side frames 30, 30, and the lower rear end of each side frame 30 is pivotally connected to the lower part of each outdoor support rod 16 of the upper frame 5. As a result, the overhang frame 2 is stored in the upper frame 5 in a U-shape in plan view (shown by a phantom line in FIG. 7), and as shown by a solid line in FIG. It can be rotated between the overhanging position and the overhanging position.

As shown in FIGS. 1 and 6, each side frame 30 has a lower frame member 32 having a support pipe receiver 32a at the outdoor end.
A rising pipe 33 and a middle rising pipe 34 erected at a rear end and an intermediate part of the lower frame member 32, respectively; a connecting rod 35 connecting upper ends of the rising pipes 33 and 34;
A horizontal rod 36 pivotally attached to the front end of the connecting rod 35 so as to be vertically rotatable, vertical pipes 37 and 37 fitted into the rising pipes 33 and 34 respectively, and both vertical pipes 37 and 37. And a horizontal pipe 40 nested with the horizontal pipe 39. The both ends of the work floor 3 are attached to the inner surface of the lower frame member 32 as shown in FIG. A support plate 29 for supporting is attached.

As can be seen from FIG. 6, the front frame 31 includes a pair of right and left support tubes 42, 42, upper and lower connecting members 43a, 43b connecting the support tubes 42, 42, and both support tubes 42, 4.
2, the support rods 44, 44 nested with each other.
And a horizontal rod 45 connecting the two support rods 44, 44,
The lower end of each of the two support pipes 42 is connected to each side frame 30.
A support pipe receiver 32a provided at the front end of the lower frame member 32,
32a, and each is fixed by a detachable pin (not shown).

As shown in FIG. 6, each side frame 30 has
Brackets 46 and 47 are fixed to the rear end of the lower frame member 32 and the upper end of the rear riser pipe 33, respectively.
As shown in the figure, an L-shaped stopper locking portion piece locked from the rear to an outward U-shaped bracket 25 (stopper locked portion) provided above the outdoor support rod 16 of the upper frame 5. 48 are protruded. The support 46 of the side frame 17 of the upper frame 5 is attached to the bracket 46 on the rear end side of the lower frame member 32.
Along with the outward U-shaped bracket 26 provided at the lower part,
A pivot shaft insertion hole 49 is provided therethrough.

In order to attach the overhang frame 2 to the upper frame 5, the side frames 30 of the overhang frame 2 are arranged inside the upper frame 5 assembled in a U-shape in plan view as shown in FIG. With the bracket 46 of the side frame 30 and the bracket 26 of the upper frame 5 facing each other, the pivot shaft 60 (see FIGS. 1 and 7) is inserted into the pivot shaft insertion holes 49, 49 of both brackets 46, 26. Then, each side frame 30 of the overhang frame 2 is pivotally attached to the upper frame 5. Then, as shown in the phantom line in FIG. 6, the support pipe receivers 3 of the side frames 30, 30 of the overhang frame 2 are formed.
The lower end portions of the left and right support pipes 42, 42 of the front frame 31 are inserted into 2a, 32a, and are fixed with detachable pins (not shown), and the side frames 30, 30 of the overhang frame 2 are connected to the front frame 31. I do.

The overhang frame 2 has the lower rear end of each side frame 30 pivotally attached to the upper frame 5 by the pivot shaft 60 as described above, so that the overhang frame 2 is shown in a plan view as shown by an imaginary line in FIG. It can be housed in the U-shaped upper frame 5 and can be rotated forward about the pivot 60 from this storage position, so that the outside of the room such as the outdoor corridor R as shown by the solid line in FIG. And can be fixed in this overhanging position. In order to fix the overhang frame 2 at the overhang position, as described above with reference to FIG. 8, the outward U-shaped bracket 25 (the stopper engagement member) provided on the inner surface side of each side frame 17 of the upper frame 5. The L-shaped stopper locking portion 48 projecting from the outer surface of the bracket 47 of each side frame 30 of the overhang frame 2 may be locked to the stop portion).

When using the scaffolding device K having the above-described configuration, first, the lower frame 4 is disposed in the outdoor corridor R on the floor where the handrail T needs to be repaired or the like. The scaffold main body 1 is formed by assembling the upper frame 5 thereon, and the lower supports 7, 7, 8, 8 of the lower frame 4 that are in contact with the lower surface wall S2 are adjusted by the screw jacks 14 and come into contact with the upper surface wall S1. While adjusting the upper supports 9, 9 of the upper frame 5 with the head jack 21, the four lower supports 7, 7, 8, 8 of the lower frame 4 and the two upper supports 9, 9 of the upper frame 5 are used. The scaffold body 1 is connected to the upper surface wall S of the outdoor corridor R
1 and the lower surface wall S2 to be supported in a stretched state, and casters 15 at the lower end of each of the lower columns 7, 7, 8, 8
Is fixed by depressing the brake operation lever 14a. Then, the overhang frame 2 is attached to the upper frame 5 and overhangs the outside of the outdoor corridor R. The work floor 3 is placed on the overhang frame 2 and the scaffold plate 6 is placed on the lower frame 4, and further the upper frame 5 By attaching the elevating ladder 7 to the indoor side, a use state as shown by a solid line in FIG. 7 is obtained.

When the work using the scaffolding device K installed at the required place on the required floor as described above is completed and the user wants to move to another place on the same floor, the overhang frame 2 is stored in the upper frame 5 at the storage position. In the state of being rotated and stored, loosen the head jacks 21, 21 of the respective upper columns 9 of the upper frame 5, and release the fixing of the casters 15 of the respective lower columns 7, 7, 8, 8 of the lower frame 4. If this scaffolding device K can run, it can be easily and easily moved to a predetermined location. When the scaffolding device K is moved to another floor, the overhang frame 2 is rotated to the storage position in the upper frame 5 and stored.
The scaffold main body 1 may be disassembled into the upper frame 5 and the lower frame 4 with the upper frame 5 and the side on which the overhang frame 2 is attached, respectively.
You can easily move to other floors.

As described above, in this scaffolding device K, the scaffold main body 1 is connected to the four lower supports 7, 7, 8, 8 of the lower frame 4.
And the two upper columns 9 and 9 of the upper frame 5 are used to stretch and support between the upper wall and the lower wall of the outdoor corridor R. Therefore, the number of members constituting the scaffolding device K can be reduced, and the weight can be reduced. And the work of assembling and disassembling the scaffold main body 1 is simplified, and the strut supporting work for strut-supporting the upper and lower walls of the outdoor corridor R is also facilitated.

In the scaffolding device K described above with reference to FIGS. 1 to 8, the overhang frame 2 is extended from the storage position of the scaffold body 1 in the upper frame 5 to the outside of the room from the upper frame 5. FIGS. 9 to 15 show a case where the overhang frame 2 is rotatably mounted between the overhang position and the overhang frame 2. 14 shows a scaffolding device K ′ when slidably mounted in a room-outside direction between the vehicle and an overhanging position that projects out of the room. Since the scaffolding device K ′ shown in FIGS. 9 to 15 has almost the same structure as the above-described scaffolding device K, only the slide mechanism of the overhang frame 2 will be described, and the same components will be denoted by the same reference numerals. ing. Note that FIG.
10 to 12 are drawings corresponding to FIGS. 6 to 8, respectively.

As shown in FIGS. 10 and 13, a pair of front and rear wheels 50 and 51 are axially mounted on the outer surface of the rear end of a lower frame member 32 forming each side frame 30 of the overhang frame 2. The wheels 50 and 51 are slidably fitted to guide rails 52 formed on the inner surface side of each lower cross member 59 of the upper frame 5. The guide rail 52 has a pair of cross sections L at upper and lower side edges of the inner surface of each lower cross member 49.
FIG.
As shown in FIG. 0 and FIG. 13, the upper L-shaped piece 52a is provided with a notch 53 for wheel insertion / removal on the front end side of the lower cross member 59, and a guide rail is provided on the front end of the lower L-shaped piece 52b. A stopper 54 is formed to prevent the wheels 50 and 51 inserted into the stopper 52 from coming off.

As shown in FIGS. 10 and 13, each lower cross member 59 of the upper frame 5 and each lower frame member 32 of the overhang frame 2 are provided.
Are provided with holes 56 and 57 for inserting a lock pin 55 for fixing the overhang frame 2 to the overhang position. As shown in FIG. 10, a bracket 47 is fixed to each side frame 30 at the upper end of the rear riser pipe 33, and the outer surface of the bracket 47 has an outdoor support of the upper frame 5 as shown in FIG. An L-shaped stopper locking portion piece 48 that is locked from the rear with respect to an outward U-shaped bracket 25 (stopper locked portion) provided on the upper portion of the rod 16 is provided in a protruding manner.

In order to attach the overhang frame 2 of the scaffolding device K 'to the upper frame 5, first, as shown in FIG.
Each side frame 30 of the overhang frame 2 is attached. When attaching each side frame 30 of the overhang frame 2 to each lower cross member 59 of the upper frame 5, each side frame 30 is set upright so that its rear end is located on the lower side, and each side frame 30 Lower frame member 32
The wheels 50 and 51 at the rear end are connected to the lower cross member 5 of the upper frame 5.
The guide rail 52 formed in FIG. 9 is inserted into the guide rail 52 as shown in FIGS.

That is, as shown in FIG.
0 with the lower frame member 32 standing,
Is inserted into the guide rail 52 from the notch 53 for wheel insertion / removal (see FIGS. 10 and 13) on the front end side of the guide rail 52 of the lower cross member 59, and as shown in FIGS. The wheel 51 is pushed inwardly of the guide rail 52 while tilting the front side 32 downward, and the lower frame member 32 of the side frame 30 is substantially in parallel with the lower cross member 59 of the upper frame 5 as shown in FIG. The wheel 50 is inserted into the guide rail 52 from the notch 53 for wheel insertion / removal. Thus both wheels 50,5
By inserting 1 into the guide rail 52, each side frame 30 of the overhang frame 2 can be slid along each lower cross member 59 of the upper frame 45.

The lower frame member 32 of each side frame 30 is pulled out forward, and the front wheel 50 is brought into contact with a stopper 54 (see FIG. 13) at the front end of the guide rail 52. By inserting the lock pins 55 (see FIG. 13) into the holes 56 of the 59 and the holes 57 of the lower frame member 32, each side frame 30 of the overhang frame 2 can be fixed at the overhang position.

After the respective side frames 30 of the overhang frame 2 are slidably mounted along the respective lower cross members 59 of the upper frame 45 in this way, as shown in the phantom line in FIG. The front frame 3 is attached to the 30 support pipe receivers 32a, 32a.
1 and the lower end portions of both right and left support pipes 42, 42 are inserted and fixed with detachable pins (not shown).
0, 30 and the front frame 31, and both side frames 30, 3
The both ends of the work floor 3 may be mounted on support plates 29, 29 attached to the lower frame members 32, 32, respectively (see FIG. 14).

As described above, the overhang frame 2 is
It is mounted so as to be slidable in the indoor and outdoor directions between a storage position stored inside and an overhang position extending from the inside of the upper frame 5 to the outside, so that the overhang frame 2 is pushed and pulled in the indoor and outdoor directions. Only by this, it is possible to easily move the overhang frame 2 between the storage position and the overhang position. In addition, in the overhang position shown by the solid line in FIG.
Abuts against the front end stopper 54 of the guide rail 52 (see FIG. 13), and the L-shaped stopper locking portion 48 projecting from the outer surface of the bracket 47 of each side frame 30 is provided.
The upper frame 5 is engaged with an outwardly facing U-shaped bracket 25 provided on the inner surface side of each side frame 17 (see FIG. 12). At this position, a hole 56 in a lower cross member 59 of the upper frame 5 and an overhang frame are provided. 2 and a hole 57 in each lower frame member 32.
(See FIG. 13), the overhang frame 2 can be locked at the overhang position.

Regarding the use of the above-described scaffold device K ',
As in the case of the above-described scaffolding device K, when the work by using the scaffolding device K ′ installed at the required place on the required floor is completed and the user moves to another place on the same floor, the overhang frame 2 is moved to FIG. Is slid from the overhang position shown by the solid line to the indoor side and stored in the storage position in the upper frame 5 as shown by the imaginary line in the figure, and in this state, the head jacks 21 and 21 of the upper supports 9 of the upper frame 5 are moved. Is loosened, and when the casters 15 of the lower columns 7, 7, 8, 8 of the lower frame 4 are released,
The scaffolding device K 'can run in a stable state, and can be easily and easily moved to a predetermined place. When moving this scaffolding device K 'to another floor, the overhang frame 2
The scaffold main body 1 is disassembled into the upper frame 5 and the lower frame 4 while being stored in the storage position in the upper frame 5 and attached to the upper frame 5 or with the overhang frame 2 removed from the upper frame 5. What is necessary is just to make it move.

In the description of the embodiment of the scaffolding devices K and K 'described above, a case where one scaffolding device is installed and used at a required location in the outdoor corridor R has been described. K ′ may be used side by side in the longitudinal direction of the outdoor corridor R. In that case, a crossover scaffold frame may be bridged between the work floors of the overhang frames 2 that protrude from the respective scaffold bodies 1 to the outside of the room. In the above embodiment,
Although the scaffolding devices K and K 'are installed in the outdoor corridor R, the scaffolding device of the present invention is not limited to the outdoor corridor R, but may be used on a veranda or balcony having a partition for each door on each floor of a multi-story building. Can also be used.

[0035]

According to the scaffolding device of the first aspect of the present invention, the scaffold main body is composed of four lower supports and two upper supports of the lower frame.
Since the upper struts support the upper and lower walls of the outdoor corridor, etc., the four struts provided at the four corners of the scaffold main body strut and support. Compared with the device, the number of members constituting the scaffolding device can be reduced, the weight can be reduced,
The movement of the scaffolding device is easy, the assembling and disassembling work of the scaffold main body is easy and easy, and the strut supporting work between the upper wall and the lower wall such as an outdoor corridor is also easy. Further, according to the present invention, the scaffold body is divided into a lower frame having four lower pillars grounded to a lower wall such as an outdoor corridor, and an upper frame having two upper pillars indoors grounded to the upper wall. Forming, placing the scaffold plate on the lower frame, and attaching the overhang frame to the upper frame, the scaffold body can be disassembled into the lower frame and the upper frame, which is convenient for moving, transporting and storing the scaffolding device. Also, the scaffolding plate placed on the lower frame facilitates getting on and off the work floor formed on the overhang frame.

According to the second aspect of the present invention, by providing the casters with jacks at the lower ends of the four lower pillars of the scaffold main body, the movement of the scaffolding device, particularly in the same outdoor corridor, is very easy. In addition, the work efficiency can be improved.

According to a third aspect of the present invention, the overhang frame is
A scaffolding device installed at a required location on a required floor can be pivotally mounted between a storage position where the scaffold body is stored in the upper frame and a projecting position that projects from the upper frame to the outside of the room. When moving to another place on the same floor after the work by using the floor, rotate the overhang frame from the overhang position to the indoor side and store it in the upper frame so that the scaffolding device can be moved in a stable state easily Can be done.

Further, the overhang frame can be slid in the indoor and outdoor directions between a storage position in which the overhang frame is housed in the scaffold main body and an overhang position in which the overhang frame projects from the scaffold main body to the outside of the room. When the scaffolding device is attached to the stowage device, the overhanging frame can be easily moved in a stable state by sliding the overhanging frame from the overhanging position toward the indoor side and storing the overhanging frame in the storage position. In particular, since the slide type is used, the operation of moving the overhang frame between the storage position and the overhang position can be easily performed.

[Brief description of the drawings]

FIG. 1 shows one embodiment of the present invention, and is a side view of a scaffolding device installed in a required floor outside corridor of a multi-story building.

FIG. 2 is a front view of the same scaffolding device as viewed from the indoor side of a corridor.

FIG. 3 is a front view of the scaffolding device as viewed from the outside of a corridor.

FIG. 4 is a plan view of the scaffold device.

FIG. 5 is a partially enlarged front view of FIG. 2;

FIG. 6 is a perspective view showing a state in which the scaffold device is disassembled.

FIG. 7 is a perspective view showing a state where the scaffolding device K is assembled.

FIG. 8 is a horizontal sectional view showing a structure of a stopper portion of the overhang frame.

FIG. 9 is a side view similar to FIG. 1, showing another embodiment of the present invention.

FIG. 10 is a perspective view similar to FIG. 6, showing a state where the scaffolding device is disassembled.

FIG. 11 is a perspective view similar to FIG. 7, showing a state where the scaffolding device K is assembled.

FIG. 12 is a horizontal sectional view similar to FIG. 8, showing a structure of a stopper portion of the overhang frame.

FIG. 13 is a perspective view showing wheels mounted on lower frame members of respective side frames of the overhang frame, and guide rails on lower side members of the upper frame into which the wheels are inserted.

FIG. 14 is a vertical cross-sectional front view showing an attached state of an overhang frame slidably attached to an upper frame.

FIG. 15 is an explanatory view showing stepwise how to attach wheels to a guide rail.

FIG. 16 is a side view similar to FIG. 1 showing a conventional scaffold device.

[Explanation of symbols]

 K, K 'Scaffolding device R Outdoor corridor S1 Upper wall of outdoor corridor S2 Lower wall of outdoor corridor 1 Scaffolding body 2 Overhanging frame 3 Work floor 4 Lower frame 5 Upper frame 6 Scaffolding plate 7, 8 Lower column 9 Upper column 14 Screw jack 15 casters

──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Haruhiko Nonomura 4-2-16-1 Hirano-cho, Chuo-ku, Osaka-shi Haseko Community Kansai Regional Head Office Technical Department (56) References Real Kaihei 6-16600 (JP) , U) Japanese Patent Publication No. 49-19141 (JP, B1) Japanese Patent Publication No. 41-12018 (JP, B1) (58) Fields investigated (Int. Cl. ⁷ , DB name) E04G 3/06

Claims (4)

(57) [Claims] 1. An outdoor corridor facing up and downOrBeranDa
(Hereinafter referred to as the outdoor corridor) between the upper and lower walls
To support the scaffolding body with columns that extend up and down
In the scaffolding device that is made to contact
The lower column isIndoor and outdoor corners at both indoor and outdoor corners
DepartmentAnd the upper column, which is grounded on the top wall, is
Inside and outside~ sideThese are provided at both corners on the indoor side of the four corners.
Four scaffolds and two upper struts raise the scaffold body
Stretched and supported between the face wall and the bottom wall, the scaffold body is
It has four lower pillars that touch the bottom wall of the outdoor corridor etc.
It has a lower frame and two upper pillars on the indoor side that are in contact with the top wall.
Upper frame provided so as to be disassembled with respect to the lower frame
The scaffold plate is placed on the lower frame, and the upper
The frame is provided with an overhanging frame that projects outside the room,
Scaffolding device with a work floor formed on a frame. 2. The scaffolding device according to claim 1, wherein a jack-equipped caster is provided at a lower end of each of the four lower pillars of the scaffold body. 3. The overhang frame is rotatably mounted between a storage position in which the scaffold body is housed in the upper frame and an overhang position in which the overhang frame projects from the upper frame to the outside of the room. The scaffolding device according to claim 1. 4. The overhang frame is slidably mounted in the indoor and outdoor directions between a storage position in which the scaffold body is stored in the upper frame and an overhang position in which the scaffold body projects from the upper frame to the outside of the room. The scaffold device according to claim 1.