JP2012007368A - Scaffolding device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a scaffolding device which can be easily assembled in a relative narrow space etc.SOLUTION: In a scaffolding device, horizontal rods 20 are connected to a plurality of vertical rods 19 in multiple stages, and a stand rod 23 is fixed between upper ends of the plurality of vertical rods 19 to constitute a front lower small frame 15 and a rear lower small frame 16 respectively. They are connected each other in the front-back direction with a linkage member 17 to constitute a lower constructed frame body 12. A base rod 44 is fixed between lower end parts of the plurality of vertical rods 19 and the stand rod 23 is fixed between upper ends of the plurality of vertical rods 19 to constitute a front upper small frame 41 and a rear upper small frame 42 respectively. They are connected each other in the front-back direction with the linkage member 17 to constitute an upper constructed frame body 13. The stand rod 23 and the base rod 44 vertically sandwich a scaffolding plate 46 to fasten them with a fixture 47.

Description

  The present invention relates to a scaffold device suitable for an inner surface processing operation of a hull block, for example.

  In the conventional scaffold device, a plurality of long vertical rods reaching the required scaffold height are arranged side by side, and the horizontal frames are connected to these in multiple stages to form a front frame and a rear frame, and these front and rear frames are obliquely linked. The scaffolding frame is constructed by connecting the front and rear, and the scaffolding plates are sequentially coupled to the inside of the scaffolding frame at regular intervals in the vertical direction (for example, Patent Document 1).

JP 2006-22558 A

In this type of conventional scaffold device, for example, when placed in a narrow space such as a hull block, it is difficult to carry in a long vertical gutter, and it is difficult to assemble.
In view of the above problems, an object of the present invention is to provide a scaffold device that can be easily assembled even in a relatively small space.

The technical means of the present invention for solving this technical problem is that a horizontal gutter is connected in multiple stages to a plurality of vertical gutters, and a table is fixed between the upper end portions of the plurality of vertical gutters, and the front lower frame and the rear frame. Each of the lower small frames is configured, and the front lower small frame and the rear lower small frame are connected to each other with a linking material to form a lower frame,
A plurality of vertical fences are connected in multiple stages, a base is fixed between the lower ends of the multiple vertical fences, and a base is fixed between the upper ends of the multiple vertical fences. The rear upper small frame is configured, and the front upper small frame and the rear upper small frame are connected to each other with a linking material in the front and rear to form an upper frame.
The front and lower platform frames of the upper and lower small frames can be mounted with scaffolding plates, and the scaffolding plates are placed on the platform frames of the lower building frame and the foundation frames of the upper frame are placed on the scaffolding plates. Thus, the platform plate and the base plate are sandwiched up and down and fastened to each other with a fixture.

Moreover, the other technical means of this invention exists in the point by which the edge part of the scaffolding board mounted in it protrudes back and forth rather than the front-and-back surface of a building frame.
Further, according to another technical means of the present invention, the front / rear upper small frame is formed to be narrower in the left / right direction than the front / rear lower small frame, and the upper frame is biased to one side in the left / right direction on the lower frame. It is in the point where it is arranged.

Another technical means of the present invention is that the upper building frame has a plurality of upper and lower stages, and the upper upper frame is placed on the lower upper building frame with a scaffold plate interposed therebetween, The upper frame is formed to have a smaller width in the left-right direction than the lower upper frame, and is displaced to one side in the left-right direction.
According to another technical means of the present invention, there is provided a hook body that can be engaged with the hook from the upper side at both ends thereof, and a hook that is inserted through the hook body and engaged with the hook body. And a wire with a hook that is wound from below.

In addition, another technical means of the present invention includes a left and right side wall that is gently inclined in the same direction on the left and right sides at an interval narrower than the lower part, and a front and rear wall that connects the front and rear of the left and right side walls and has an opening on the center side. A scaffold device disposed within a hull block having
The front and rear projecting ends of the scaffold plate are located close to the front and rear walls.
In addition, another technical means of the present invention includes a left and right side wall that is gently inclined in the same direction on the left and right sides at an interval narrower than the lower part, and a front and rear wall that connects the front and rear of the left and right side walls and has an opening on the center side. A scaffold device disposed within a hull block having
The upper erection frame above the lower erection frame is in a point displaced toward the gently inclined side wall.

According to the present invention, when a scaffold device is assembled in a relatively narrow space, each small unit (part) can be configured to be stacked in a small space and stacked up. Can be assembled easily.

It is a front view of the scaffold apparatus which shows one Embodiment of this invention. It is a side view of the scaffold apparatus. It is an enlarged front view between the lower building frame and the lower upper building frame. It is an enlarged front view between the upper building frame and the upper building frame of the lower side. It is a back sectional view between the lower building frame and the lower upper building frame. It is an AA arrow directional view of FIG. It is a BB line arrow directional view of FIG. FIG. 3 is a view taken along the line CC of FIG. It is a side view of the fixing tool. It is a front view of the connection frame. It is a top view of the connection frame. It is a perspective view of the one end part of the linkage material or a hook hook. It is a perspective view of the state which connected the end part of the linkage material or the hook hook to the horizontal hook.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
1 and 2, the hull block 1 as shown by a two-dot chain line is slanted in the same direction in the left and right directions, with a wide bottom wall 2, a narrow top wall 3 with a narrow left and right width, and an upper portion narrower than the lower portion. The left and right side walls 4 and 5, and the front and rear walls 6 that connect the front and rear sides of the left and right side walls 4 and 5 and have an opening 7 on the center side are provided in the hull block 1. A plurality of sections are formed. A plurality of ribs 9 project from the bottom wall 2 and the left and right side walls 4 and 5 at intervals.

1-5, the scaffold apparatus 11 arrange | positioned in the hull block 1 is the lowermost frame 12 and the upper and lower upper frame 13 (lower upper frame 13a, upper upper frame 13a). And an upper frame 13b). The scaffold device 11 is installed in each of a plurality of work spaces defined by the front and rear walls 6.
The lower building frame 12 is configured by connecting a front lower frame 15 and a rear lower frame 16 to each other in the front-rear direction with a connecting member 17 (an oblique connecting member 17a and a horizontal connecting member 17b). The front lower small frame 15 and the rear lower small frame 16 have a plurality of vertical rods 19 connected to a horizontal rod 20 in multiple stages, a plurality of vertical rods 19 provided with an installation tool 21, and a plurality of vertical rods 19. A base plate 23 is fixed between the upper ends of the rods 19, respectively. The installation tool 21 is held at the lower end of the vertical rod 19 so as to be adjustable in the vertical direction.

  The front lower frame 15 and the rear lower frame 16 of the lower building frame 12 include a first divided frame 25, a second divided frame 26, and a connecting frame 27 that connects the divided frames 25 and 26, respectively. The first divided frame 25 includes a pair of left and right vertical rods 19, a multistage horizontal rod 20 that connects the pair of vertical rods 19 to the left and right, and a first divided frame 29. The second divided frame 26 has two outer vertical rods 19, one intermediate vertical rod 19 and a second divided vertical rod 30, and these vertical rods 19 are connected in multiple stages by horizontal rods 20. The first divided base rod 29 and the second divided base rod 30 are fitted and held together by the concave and convex fitting of the fitting projection 31 and the fitting concave portion 32, and the base of the front lower small frame 15 or the rear lower small frame 16. The casket 23 is configured.

10 and 11, the connecting frame 27 has a pair of upper and lower hook rods 34 and a pair of left and right connecting rods 35 for connecting the pair of hook rods 34 up and down. The hook rod 34 is a first divided frame. The connecting projections 36 projecting inward in the front-rear direction are engaged and held from above by the 25 vertical rods 19 and the vertical rods 19 of the second divided frame 26, respectively.
The upper building frame 13 (lower upper building frame 13a, upper upper building frame 13b) connects the front upper small frame 41 and the rear upper small frame 42 to the linking material 17 (the oblique linking material 17a and the horizontal linking material. 17b) and connected to each other back and forth. The front upper small frame 41 and the rear upper small frame 42 are formed by connecting the horizontal rod 20 to the plurality of vertical rods 19 in multiple stages, the base frame 44 being fixed between the lower ends of the multiple vertical rods 19, and the plurality of vertical rods 19. A base plate 23 is fixed between the upper end portions of the vertical rods 19, respectively.

The front upper small frame 41 and the rear upper small frame 42 of the lower upper frame 13a have two pairs of left and right vertical rods 19, and each pair of vertical rods 19 connects the horizontal beam 20 in a plurality of stages. The upper ends of the four vertical rods 19 are connected by a stand 23 and the lower ends of the four vertical rods 19 are connected by a base 44.
The upper upper frame 41 and the rear upper frame 42 of the upper upper frame 13b have a pair of left and right vertical rods 19, and a pair of vertical rods 19 are connected to the horizontal beam 20 in a plurality of stages, and a pair of vertical frames The upper end portion of the heel 19 is connected by a base plate 23, and the lower end portions of the pair of vertical ridges 19 are connected by a base frame 44.

The front and rear upper small frames 41 and 42 of the upper building frame 13 are formed to be narrower in the left-right direction than the front and lower lower frame 16 of the lower building frame 12, and the upper building frame 13 is formed on the lower building frame 12. It is deviated and arranged on one side of the left and right direction (the gently inclined side wall 4 side). In other words, the upper building frame 13 is formed to be narrower in the left-right direction than the lower building frame 12, and is deviated to one side in the left-right direction.
The front and rear platform plates 23 of the upper and lower small frames 15, 16, 41, 42 can be loaded with a scaffold plate 46, and the scaffold plate 46 is placed on the platform frame 23 of the lower frame 12 and the scaffold plate 46. The base frame 44 of the upper frame 13 is placed on the base frame 23, and the scaffolding plate 46 is sandwiched between the base frame 23 and the base frame 44, and is fastened and fixed to each other by a fixture 47. As shown in FIG. 9, the fixture 47 includes a hook bar 50 that has a hook portion 49 that engages with the base plate 23 of the lower building frame 12 from below and penetrates the scaffold plate 46, and the upper frame 13. The presser plate 52 is engaged with the base plate 44 from above, and the nut 51 is passed through the hook bar 50 through the presser plate 52 and screwed into the upper part thereof.

The upper upper frame 13b is placed on the lower upper frame 13a with the scaffolding plate 46 interposed therebetween. The upper upper frame 13b is formed to have a smaller width in the left-right direction than the lower upper frame 13a, and is disposed so as to be deviated to one side (the gently inclined side wall 4 side) in the left-right direction.
A platform plate 46 is placed on the platform 23 of the lower upper frame 13a and a base frame 44 of the upper platform frame 13b is placed on the platform plate 46. The scaffolding plate 46 is sandwiched between the base plate 44 and the fixing plate 47 so as to be fastened and fixed to each other.

The end portions of the scaffolding plate 46 placed on the building frames 12 and 13 protrude forward and backward from the front and rear surfaces of the building frames 12 and 13. Thus, the front and rear protruding ends of the scaffold plate 46 are disposed close to the front and rear walls 6.
A plurality of scaffolding plates 46 are connected to each other with a plate material 53 that is long in the front-rear direction with a spacing a in the left-right direction. The scaffolding plate 46 is inserted into the platform 23 of the upper and lower small frames at a spacing a of the scaffolding plate 46. Positioning projections 54 are provided for restricting the left and right movements.

  As shown in FIG. 6 to FIG. 8, a plurality of scaffolding plates 46 are arranged in the front-rear direction, and one of the scaffolding plates 46 is shortened so that an opening / lowering opening window 56 is formed between the adjacent scaffolding plates 46. An elevator door 58 for opening and closing the elevator opening window 56 via a hinge 57 is provided on the adjacent scaffold plate 46 formed. The elevator door 58 of the scaffolding plate 46 on the lower building frame 12 is arranged so as to be deviated to the other side in the left-right direction so as to avoid the upper building frame 13.

  A scaffold retainer 60 that sandwiches the front and rear ends of the scaffold plate 46 with the platform 23 and a fixture 62 that fixes the scaffold retainer 60 to the platform 23 are provided. As shown in FIG. 9, the fixture 62 has the same configuration as the fixture 47 of the base 44 and the base 23, and has a hook portion 49 that engages with the base 23 from below. A hook bar 50 that penetrates the scaffold plate 46, a press plate 52 that engages with the scaffold presser 60 from above, and a nut 51 that passes through the hook bar 50 through the presser plate 52 and is screwed onto the upper part thereof. ing.

  As shown in FIGS. 12 and 13, the linkage member 17 or the hook rod 34 has hook bodies 61 that can be engaged with the horizontal rod 20 from above at both ends, and hook members 61 that are inserted through the hook body 61. 61 is provided with a wire 67 with a magama hook 63 wound around from the underside 20 or the connecting protrusion 36 engaged with the wire 61. The wire 67 is ring-shaped and is inserted into the mounting holes 64, 65, and has one end. And the other end side of the wire 67 is wound around the side hook 20 or the connecting projection 36 from below to be freely engaged with and disengaged from the Magatama hook 63. Thus, the recumbent body 20 is held together with the hook body 61.

As shown in FIG. 1 to FIG. 3 and FIG. 6, a crossing scaffolding plate 66 is provided between the recumbent ridges 20 corresponding to the openings 7 of the scaffolding device 11 adjacent to the front and rear. The transition scaffold plate 66 is the same as the scaffold plate 46 placed on the platform 23.
According to the above embodiment, when the interior of the wall surface of the hull block 1 is painted (inner surface treatment), after the scaffold device 11 is assembled in the hull block 1, the interior of the hull block 1 is blasted and painted.

The assembly of the scaffold device 11 is performed by connecting the first divided frame 25, the second divided frame 26, and the connecting frame 27 of the front lower small frame 15 and the rear lower small frame 16 from the opening 7 of the hull block 1 in the hull block 1. The first divided frame 25 and the second divided frame 26 are connected by a connecting frame 27 in the work space, and the front lower frame 15 and the rear lower frame 16 are connected to each other in the work space in the hull block 1. These are formed, and these are connected to each other in the front-rear direction by a connecting member 17 (an oblique connecting member 17a and a horizontal connecting member 17b) to constitute the lower building frame 12.

  Next, the scaffolding plate 46 of the lower building frame 12 is inserted from the opening 7 of the hull block 1 and placed on the front and rear platform rods 23 of the front lower frame 15 and the rear lower frame 16. The positioning projections 54 of the upper and lower frame bases 23 are inserted into the space a between the plates 46 to restrict the horizontal movement of the scaffold plate 46. Moreover, the crossing scaffolding board 66 is attached between the horizontal ridges 20 corresponding to the opening part 7 of the lower building frame 12 adjacent front and back.

  Thereafter, through the opening 7 of the hull block 1, the front upper small frame 41, the rear upper small frame 42 and the linking material 17 of the lower upper frame 13 a are put into each work space in the hull block 1, The front upper small frame 41 and the rear upper small frame 42 are connected to each other in the front-rear direction by the connecting member 17 (the oblique connecting member 17a and the horizontal connecting member 17b) to form the lower upper building frame 13a. The base frame 44 of the upper frame 13 is placed on the scaffold plate 46 of the frame body 12, and the platform plate 23 and the base frame 44 sandwich the scaffold plate 46 up and down and are fastened and fixed to each other by a fixture 47. .

In addition, the scaffold retainer 60 is inserted from the opening 7 of the hull block 1, and the both ends of the scaffolding plate 46 are vertically sandwiched between the scaffold retainer 60 and the platform 23 of the lower frame 12, and the scaffold retainer 60 is It fixes with the fixture 62 with respect to the base 23. FIG.
Next, the scaffolding plate 46 of the lower upper frame 13a is inserted from the opening 7 of the hull block 1, and is placed on the front and rear supports 23 of the front lower frame 15 and the rear lower frame 16, In addition, the positioning projection 54 of the base frame 23 of the upper and lower small frames is inserted into the interval a of the scaffold plate 46 to restrict the lateral movement of the scaffold plate 46.

  Thereafter, through the opening 7 of the hull block 1, the front upper small frame 41, the rear upper small frame 42 and the linking member 17 of the upper upper frame 13b are put into each work space in the hull block 1, and the lower The upper upper frame 41a and the rear upper small frame 42 are connected to each other in the front-rear direction by the connecting member 17 on the upper upper frame 13a to form the upper upper frame 13b, and the lower upper frame 13a The base frame 44 of the upper upper frame 13b is placed on the scaffolding plate 46 of the frame 13a, and the base frame 44 of the upper upper frame 13a and the upper frame 13b of the upper frame 13b are placed. Then, the scaffolding plate 46 is sandwiched up and down and fastened to each other by a fixing tool 47.

In addition, a scaffolding presser 60 is inserted from the opening 7 of the hull block 1, and the front and rear ends of the scaffolding plate 46 are vertically sandwiched between the scaffolding presser 60 and the platform 23 of the lower upper frame 13 a, The presser 60 is fixed to the table 23 by the fixing tool 62.
Next, the scaffolding plate 46 of the upper upper frame 13b is inserted from the opening 7 of the hull block 1, and is placed on the front and rear platform rods 23 of the front lower frame 15 and the rear lower frame 16, and at this time Then, the positioning projection 54 of the base frame 23 of the upper and lower small frames is inserted into the interval a of the scaffold plate 46 to restrict the lateral movement of the scaffold plate 46. Then, the scaffolding presser 60 is inserted from the opening 7 of the hull block 1, and the front and rear ends of the scaffolding plate 46 are vertically sandwiched between the scaffolding presser 60 and the platform 23 of the upper building frame 13 b on the upper side. 60 is fixed to the table 23 by a fixture 62.

Therefore, when the scaffold device 11 is assembled in the relatively narrow hull block 1, each small unit (part) can be placed in the hull block 1 and stacked high, so that the scaffold device can be used in a relatively narrow space. 11 can be easily assembled.
Moreover, in the case of the said embodiment, since the edge part of the scaffold board 46 mounted in it protrudes back and forth rather than the front-and-back surface of the building frames 12 and 13, the front-and-rear wall 6 of the ship body block 1 is used as the scaffold board 46. As a result, the blasting and painting operations of the hull block 1 can be performed better.

Since the upper building frame 13 is biased toward the gently inclined side wall 4, the lower upper building frame 13 a and the upper upper building frame 13 b are arranged close to the gently inclined side wall 4. It is possible to perform blasting and painting work on the side wall 4 gently inclined from the position of the scaffolding plate 46 on the lower upper frame 13a and the upper upper frame 13b. .
Further, the front and rear upper small frames 41 and 42 are formed to be narrower in the left-right direction than the front and rear lower small frames 15 and 16, and the upper building frame 13 is displaced to one of the left and right directions on the lower building frame 12. The upper building frame 13 has a plurality of upper and lower stages, and the upper upper building frame 13b is placed on the lower upper building frame 13a with the scaffolding plate 46 sandwiched between them. Since the building frame 13b is formed to be narrower in the left-right direction than the upper building frame 13a on the lower side and is displaced to one side in the left-right direction, the other in the front-rear direction on the lower building frame 12 On the other side scaffolding plate 46 on the other side in the front-rear direction on the side scaffolding plate 46 and the lower upper building frame 13, the blasting operation and the painting operation are favorably performed from the position approaching the steeply inclined side wall 4. be able to.

  The linkage member 17 or the hook rod 34 is engaged with the hook body 61 at both ends thereof, a hook body 61 that can be engaged with the horizontal collar 20 or the connecting projection 36 from above, and the hook body 61 is inserted through the hook body 61. Since there is a wire 67 with a magama hook 63 that is wound around from the lower side of the reed 20, if a normal auto-lock hook is used, the blast is entangled and moved in order to strike the blast. In this embodiment, since the wire 67 with the hook is used, it is possible to reliably prevent the blast from being entangled with the spring of the operating part and moving.

  Further, since the positioning projections 54 for restricting the left and right movement of the scaffold plate 46 are provided, the table 23 of the upper and lower small frames 15, 16, 41, 42 is spaced at a distance a between the plate materials 53 that are long in the front-rear direction of the scaffold plate 46. The right and left movements of the scaffolding plate 46 can be restricted by inserting the positioning projections 54. For this reason, both the front and rear end portions of the scaffolding plate 46 can be controlled by the base plate 23 and the base plate 44 or by the base plate 23 and the scaffolding presser 60. Can be clamped and fixed easily by the fixtures 47 and 62.

Since the scaffolding presser 60 that sandwiches the front and rear ends of the scaffolding plate 46 between the platform 23 and the fixing plate 62 that fixes the scaffolding presser 60 to the platform 23 is provided, the scaffolding plate 46 is provided. Can be easily and reliably fixed by the scaffold presser 60 and the fixture 62.
A plurality of scaffolding plates 46 are juxtaposed, and one of the scaffolding plates 46 is shortened to form an elevation opening window 56 between the neighboring scaffolding plates 46, and a hinge 57 is attached to the adjacent scaffolding plate 46. A lifting door 58 that opens and closes the lifting opening window 56 is provided, and the upper building frame 13 is formed to be narrower in the left-right direction than the lower building frame 12, and is displaced to one side in the left-right direction. The door 58 for raising / lowering the scaffolding plate 46 on the lower building frame 12 is arranged to be shifted to the other side in the left-right direction so as to avoid the upper building frame 13. Through 58, it is possible to easily move up and down from the lower frame 12 to the lower upper frame 13a and from the lower upper frame 13a to the upper frame 13b, which is convenient.

In the said embodiment, although the scaffold apparatus 11 arrange | positioned in the hull block 1 is comprised with the lower building frame 12 of the lowest stage and the upper building frame 13 of 2 steps | paragraphs of upper and lower sides, it replaces with this. 11 may be composed of a lower building frame 12 in the lower stage and an upper building frame 13 in the upper stage, and the lower building frame 12 in the lowermost stage and the upper building frame 13 in three or more stages. You may make it comprise.
In addition, the scaffold device 11 is not limited to being disposed in the hull block 1 but may be disposed in a relatively narrow space in the building or the like.

  Alternatively, the lower end of the downpipe 19 may be directly installed by omitting the installation tool 21 of the lower frame 12 of the lower stage.

DESCRIPTION OF SYMBOLS 1 Hull block 4 Left side wall 5 Right side wall 6 Front and rear wall 7 Opening part 11 Scaffolding device 12 Lower building frame 13 Upper building frame 15 Front lower frame 16 Rear lower frame 17 Linkage material 19 Vertical gutter 20 Horizontal gutter 21 Installation tool 23 Base 41 Front upper small frame 42 Rear upper small frame 44 Base frame 46 Scaffold plate 47 Fixing tool 49 Hook part 50 Hook bar 51 Nut 52 Holding plate 53 Plate material 54 Positioning projection 56 Opening window 57 Hinge 58 Lifting door part 61 Hook body 62 Fixing tool 63 Magama hook 67 Wire

Claims (7)

The horizontal gutters (20) are connected to the plurality of vertical gutters (19) in multiple stages, and the base gutter (23) is fixed between the upper ends of the plurality of vertical gutters (19), and the front lower frame (15) and the rear frame The lower small frame (16) is configured, and the front lower small frame (15) and the rear lower small frame (16) are connected to each other with a linking material (17) in the front-rear direction to form a lower frame (12). Configured,
The horizontal gutters (20) are connected to the plurality of vertical gutters (19) in multiple stages, the base girder (44) is fixed between the lower ends of the plurality of vertical gutters (19), and the plurality of vertical gutters (19) A base plate (23) is fixed between the upper end portions to constitute a front upper small frame (41) and a rear upper small frame (42), respectively. The front upper small frame (41) and the rear upper small frame (42). And the connecting material (17) are connected to each other in the front-rear direction to form an upper frame (13).
The front and rear platform plates (23) of the upper and lower small frames (15, 16, 41, 42) can be loaded with the scaffold plate (46), and the scaffold plates are placed on the platform frame (23) of the lower frame (12). (46) is mounted, and the base frame (44) of the upper frame (13) is mounted on the scaffold plate (46), and the platform (23) and the base frame (44) are used as a scaffold. Scaffolding device characterized in that the plate (46) is sandwiched up and down and fastened to each other with a fixture (47).   The scaffold device according to claim 1, wherein the end portion of the scaffold plate (46) placed on the building frame (12, 13) protrudes forward and backward from the front and rear surfaces of the building frame (12, 13).   The front and rear upper small frames (41, 42) are formed with a narrower width in the left-right direction than the front and lower lower small frames (15, 16), and the upper building frame (13) is laterally moved on the lower building frame (12). The scaffold device according to claim 1, wherein the scaffold device is arranged to be deviated to one of the two.   The upper building frame (13) has a plurality of upper and lower stages, and the upper upper frame (13b) is placed on the lower upper building frame (13a) with the scaffold plate (46) interposed therebetween, The upper frame (13b) is formed to have a smaller width in the left-right direction than the lower upper frame (13a) and is arranged to be deviated to one side in the left-right direction. The scaffold device according to 3.   The linking member (17) is engaged with the hook body (61) that can be engaged with the horizontal hook (20) from above and the hook body (61) at both ends thereof. The scaffold device according to any one of claims 1 to 4, further comprising: a wire (67) with a Magama hook (63) wound around the recumbent reed (20) from below. The left and right side walls (4, 5) that are gently inclined in the same direction in the left and right directions at a narrower distance from the lower part, and the front and rear walls that connect the front and rear of the left and right side walls (4, 5) and have an opening (7) on the center side ( 6) a scaffold device disposed in a hull block (1) having
The scaffold device according to claim 2, characterized in that the front and rear projecting ends of the scaffold plate (46) are arranged close to the front and rear walls (6). The left and right side walls (4, 5) that are gently inclined in the same direction in the left and right directions at a narrower distance from the lower part, and the front and rear walls that connect the front and rear of the left and right side walls (4, 5) and have an opening (7) 6) a scaffold device disposed in a hull block (1) having
The scaffold device according to claim 3 or 4, wherein the upper building frame (13) above the lower building frame (12) is displaced toward the gently inclined side wall (4).

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