JP2003301601A - Self-propelling work unit - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a self-propelling work unit capable of quickly executing upward movement work. <P>SOLUTION: An outer frame part 22 includes vertical members 24a, b, both the ends of each of which are connected to each of horizontal members 25a, b, and an inner frame part 27 includes vertical members 28a, b, both ends of each of which are connected to each of horizontal members 29a, b. The vertical members 28a, b are mounted to move freely in a vertical direction along the vertical members 24a, b. A unit frame body 21 arranged outside of a building is formed by the inner frame part 27 and the outer frame part 22. A driving mechanism 35 moves the inner frame part 27 up and down with respect to the outer frame part 22, and moves the outer frame part 22 up and down with respect to the inner frame part 27. Fastenings are mounted to the vertical members 24a, b of the outer frame part 22 and the vertical members 28a, b of the inner frame part 27, and then detachably fastened to a skeleton of the building. A supporting beam for a scaffolding board is mounted perpendicularly to one of the outer frame part 22 and the inner frame part 27. Both ends of the scaffolding board are detachably mounted to the supporting beams for the scaffolding board, which beams are adjacent to each other in horizontal direction, so that the scaffolding board may move to the upper floor by means of the driving mechanism 35 under a situation that the fastenings are released with respect to the skeleton. <P>COPYRIGHT: (C)2004,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a work unit which is arranged outside a building and is used by a worker to perform various works when building the building.

[0002]

2. Description of the Related Art When building a middle- or high-rise building, it is difficult to build a scaffold from the ground. Therefore, a work unit located outside the building is moved to the upper floors. The technology to do so is being developed.
The worker will perform various construction work such as external surface painting work on the scaffolding board provided in the work unit. This work unit has a height corresponding to a predetermined number of floors, for example, about the third floor or the fourth floor, and is arranged on the outside of the building, and when the predetermined work using the work unit is completed, the upper part The work unit is moved upward by a lifting device such as a crane or a hoist as the construction of the work progresses.

It is preferable that a working unit of this type can be quickly removed from the body of a building and moved quickly when it is moved upwards.

[0004]

However, the climbing type working unit developed up to now has a lifting device such as a crane conveyed to the uppermost floor during the reassembling work to move up after a predetermined work is completed. There is a problem that it needs to be installed, which requires a lot of labor and construction cost.

It is an object of the present invention to provide a self-propelled work unit capable of rapidly performing an ascending movement work.

An object of the present invention is to provide a self-propelled work unit which can reduce the burden on the worker.

An object of the present invention is to provide a self-propelled working unit which can reduce the construction cost.

[0008]

The self-propelled working unit of the present invention is connected to an outer frame portion having a vertical member connected by a plurality of horizontal members and a plurality of horizontal members, and extends along the vertical member. An inner frame portion that has a vertical member that is vertically movably mounted and that forms a unit frame body that is arranged outside the building by the outer frame portion, and the inner frame portion with respect to the outer frame portion. A drive mechanism that moves up and down and vertically moves the outer frame part with respect to the inner frame part, and is attached to a vertical member of the outer frame part and a vertical member of the inner frame part, and is attached to a frame part of the building. Fasteners that are detachably fastened, scaffolding plate support beams that are vertically attached to one of the outer frame portion and the inner frame portion, and both ends of the scaffolding plate support beams that are horizontally adjacent are detachable. And a scaffolding plate attached to the underside of the body part of the fastener is released, Characterized in that may move to the upper floor or the lower floor with a kinematic mechanism.

The self-propelled working unit of the present invention is connected to an outer frame portion having a vertical member connected by a plurality of horizontal members and a plurality of horizontal members, and is vertically movable along the vertical member. An inner frame part that has a vertical member and forms a unit frame body that is arranged outside the building by the outer frame part, and the inner frame part is moved up and down with respect to the outer frame part, A drive mechanism for moving the outer frame part up and down with respect to the frame part, attached to a vertical member of the outer frame part and a vertical member of the inner frame part, and detachably fastened to the body part of the building. A fastener and a safety net attached to the outer surfaces of the outer frame portion and the inner frame portion, and the upper floor using the drive mechanism under a state where the fastener is fastened to the body portion. Alternatively, it can be moved to a lower floor.

In the self-propelled working unit according to the present invention, both ends of the wire of the drive mechanism are fixed to the upper horizontal member of the inner frame portion so as to face upward, and the upper horizontal piece of the inner frame portion is provided with the fixing member. A first hoisting mechanism which is fixed to a fixing bracket and a hoisting machine which is provided upward with a space provided, and whose intermediate portion is hung by a pulley provided downwardly on an upper cross member of the outer frame portion;
Both ends of the wire are fixed to a fixing bracket that is provided downward on the upper horizontal piece of the inner frame part and a winding machine that is provided on the upper horizontal piece of the inner frame part so as to be upward with a distance from the fixing bracket. And an intermediate portion is configured by a second hoisting mechanism towed by a pulley provided upward on a lower cross member of the outer frame portion, and the unit frame body operates the first hoisting mechanism. The inner frame portion moves up and down, and when the second winding mechanism is operated, the outer frame portion moves up and down.

In the self-propelled working unit according to the present invention, both ends of the wire of the drive mechanism are fixed to the upper cross member of the inner frame portion so as to face upward, and the upper cross member of the inner frame portion is provided with the fixing member. A first hoisting mechanism, which is connected to a fixing metal fitting and a hoisting machine that is provided upward with a space therebetween, and has an intermediate portion that is hung by a pulley that is provided downwardly on an upper cross member of the outer frame portion;
Both ends of the wire are fixed to a fixing bracket provided downward on the upper cross member of the inner frame portion and a winding machine provided upward on the lower cross member of the inner frame portion, and an intermediate portion is fixed to the inner frame portion. A second hoisting mechanism pulled by a sheave provided upward on the lower cross member of the inner frame portion and a sheave provided downward on the upper cross member of the inner frame portion, and the unit frame body Is characterized in that when the first hoisting mechanism is operated, the inner frame part moves up and down, and when the second hoisting mechanism is operated, the outer frame part moves up and down.

In the self-propelled working unit of the present invention, both ends of the wire of the drive mechanism are fixed to the upper side cross member of the inner frame and the fixing metal fittings provided on the upper cross member of the building. It is fixed to a winder provided and is suspended by a pulley provided with an intermediate portion facing downward on the upper cross member of the outer frame portion and a pulley attached upward on the upper cross member of the inner frame portion. The first hoisting mechanism, the both ends of the wire are fixed to the fixing metal fittings provided downward on the upper cross member of the inner frame portion, and the hoisting machine provided on the body portion on the upper floor of the building. And a second hoisting mechanism whose intermediate portion is pulled by a pulley provided upward on a lower cross member of the outer frame portion, and the unit frame body operates when the first hoisting mechanism is operated. When the inner frame part moves up and down and the second hoisting mechanism is operated, Frame portion, characterized in that the vertically moved.

The self-propelled working unit of the present invention is adjacent to a ladder support beam, which is horizontally projected outwardly on the side of the outer frame portion in parallel with the unit frame body, in the vertical direction. A ladder installed between the matching ladder supporting beam and a crossing scaffolding plate rotatably attached to the scaffolding plate supporting beam located on the side, and an operator moves up and down through the ladder. It is also possible to move to self-propelled working units adjacent to each other via the crossover scaffolding plate.

[0014]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described in detail below with reference to the drawings.

FIG. 1 is a front view showing a state in which a self-propelled working unit according to an embodiment of the present invention is attached to the outside of a building, and FIG. 2 is a view taken along a line AA in FIG. FIG.

1 and 2 show the skeleton parts 11a to 11g of the building 10 under construction, and the self-propelled working unit 20 of the present invention is arranged outside the building 10. ing. When constructing one building such as a condominium or an office building, a predetermined number of work units 20 are attached to the lower part of the building 10 so as to cover the entire periphery thereof or at a necessary place. . 1 and 2 show a part of one work unit 20 and another work unit 20 adjacent to the one work unit 20, and the work unit 20 includes a unit frame 21 arranged outside the building 10. Have Although not shown, a safety net is generally attached to the outer surface of the unit frame body 21 to prevent the operator's safety and the dropping of tools and the like.

FIG. 3 is a perspective view showing the unit frame body 21, and FIG. 4 is an enlarged partial sectional view taken along the line AA of FIG.

As shown in FIG. 3, in the outer frame portion 22 of the unit frame body 21, the vertical members 24a and 24b provided with the guide grooves 23 extending over substantially the entire length in the longitudinal direction are the guide grooves 2.
3 are arranged at intervals so as to face each other, and one end surface of the one end side is joined by a horizontal member 25a by means such as welding, and the other end side back surface is joined by a horizontal member 25b by means such as welding. And forms a rectangular internal space 26.

In the inner frame portion 27 of the unit frame body 21, longitudinal ends of longitudinal members 28a, 28b arranged at intervals are joined by transverse members 29a, 29b by means of welding or the like. The outer frame portion 22 is arranged in the internal space 21a so as to project from the other end side in the longitudinal direction.

As shown in FIGS. 3 and 4, the outer frame portion 22
A guide groove 23 having a quadrangular cross section is formed in the vertical member 24b, and the guide groove 23 has a rotating shaft 30b having two rollers 30a coupled to both ends in the axial direction and a support for rotatably supporting the rotating shaft 30b. Roller member 30 configured with piece 30c
Are slidably fitted together, and one end of the support piece 30c is joined to the outer surface of the vertical member 28b of the inner frame portion 27 by using joining means such as welding. The guide groove 23 may be formed by cutting out a part of one surface of the square pipe in the longitudinal direction, or may be formed by bending a metal plate material. Although not shown, at least two roller members 3 are provided on the vertical member 28b.
0 are provided at intervals in the longitudinal direction, and the vertical members 28
The same applies to a. Further, in this embodiment, the roller member 30 provided on the vertical members 28a and 28b of the inner frame portion 27 is slidably fitted in the guide groove 23 formed on the vertical member 24b of the outer frame portion 22. But
The vertical members 28a and 28b of the inner frame portion 27 may be provided with guide grooves, and the vertical members 24a and 24b of the outer frame portion 22 may be provided with roller members. Further, guide plates may be provided on the vertical members 28a, 28b of the inner frame portion 27 so as to sandwich the vertical members 24a, 24b of the outer frame portion 22.

As shown in FIG. 3, the four corners of the outer frame portion 22 are connected to each other by the braces 31 by using connecting means such as welding, and the four corners of the inner frame portion 27 are connected by using the bracing 32 by using connecting means such as welding. The unit frame 2
The strength of 1 is secured. A plate material, a bar material, an L-shaped material (angle material) or the like made of a metal material such as iron is used for the braces 31 and 32.

The unit frame body 21 is composed of a first winding mechanism 33 and a second winding mechanism 34.
A drive mechanism 35 that changes the distance between the inner frame 27 and the inner frame 27 is provided. The first hoisting mechanism 33 is fixed at both ends thereof to a fixing metal fitting 36 provided upward at approximately the center of the horizontal member 29a of the inner frame portion 27, and a hoisting machine 37 provided side by side with the fixing metal fitting 36 at a distance. The cross member 2 having the outer frame portion 22 at the middle portion
5a is composed of a wire 39 suspended by a pulley 38 provided downward at approximately the center of 5a, and the second winding mechanism 34 has both ends provided downward at approximately the center of the cross member 29a of the inner frame 27. The fixing bracket 40 (see FIG. 1) and the hoisting machine 3 with the fixing bracket 40 sandwiched between the cross members 29a of the inner frame portion 27.
The wire 43 is fixed to the hoisting machine 41 provided on the opposite side of 7 at a distance from each other, and the intermediate portion is pulled by a pulley 42 provided upward at approximately the center of the cross member 29b of the inner frame portion 27. It is configured. A winch or the like is used for the hoisting machines 37 and 41, for example.

In the unit frame 21, the first hoisting mechanism 33 operates by driving the hoisting machine 37 to raise the inner frame portion 27, and the second hoisting mechanism 34 operates by driving the hoisting machine 41. The outer frame portion 22 rises.

FIG. 5 is a perspective view showing the fastener 44. As shown in FIG. 5, a stopper 46 that comes into contact with the outer surfaces of the body parts 11 a to 11 g is fixed to the fastening beam 45 formed of a square pipe of the fastener 44, and a sleeve 47 is slid on one end of the fastening beam 45. A fastening piece 49, which is movably fitted and screwed in parallel with the fastening beam 45 to the sleeve 47, is provided at the tip of the fastening screw 48 that comes into contact with the inner surfaces of the body portions 11a to 11g. . A plurality of positioning holes 50 are formed on one end side of the fastening beam 45, and the body parts 11a to 11g are formed.
The fastening beam 4 of the sleeve 47 can be mounted by attaching the stopper pin 51 to any one of the positioning holes according to the thickness dimension of the.
The position for 5 can be set.

On one surface side of the support plate 52 of the fastener 44, one end is connected to the other end of the fastening beam 45, and the other end is connected to the stopper 46 via the reinforcing member 54.
On the other side of 2, the clamps 53a, 5 are provided at both ends in the longitudinal direction.
3b is provided. According to this, the clamp 53
a and 53b are vertical members 24a and 24b that form the outer frame portion 22.
And the vertical members 28a, 28b forming the inner frame portion 27 are clamp-coupled to each other, so that the fastener 44 can be connected to the unit frame body 21.

In this embodiment, the hinge portion 45 is provided on each of the other end side of the fastening beam 45 in the longitudinal direction and the reinforcing member 54.
a and 54a are provided and can be rotated in the direction of arrow a.

FIG. 6 is a front view showing the scaffolding plate support beam 55. As shown in FIG. 6, the scaffolding plate support beam 55 has a base portion 56 made of a square pipe, and clamps 57a and 57b are coupled to both ends of the base portion 56, respectively. A support beam main body 58 is fixed to one end of the base portion 56 in a direction perpendicular to the base portion 56, and a reinforcing member 59 is fixed between the other end of the base portion 56 and the support beam main body 58. Has been done. According to this, the scaffold plate support beam 55 can be connected to the unit frame body 21 by clamp-connecting the clamps 57a and 57b to the vertical members 24a and 24b forming the outer frame portion 22. The illustrated support beam body 58 is
Although it is composed of a round pipe, it may be composed of a square pipe, or the sliding pipe 58a may be fitted inside. According to this, the longitudinal dimension of the support beam main body 58 can be freely adjusted according to the width dimension of the scaffolding plate to be mounted. Further, the illustrated support beam main body 58 is
A receiving portion 58b for mounting the handrail material is provided at the tip.

FIG. 7A is a plan view showing the scaffolding cloth plate 60, and FIG. 7B is a front view showing the scaffolding board. Figure 7
As shown in (a) and (b), in the scaffolding cloth plate 60, a cloth plate portion 62 is provided on the upper surface of the frame body portion 61, and both end surfaces in the longitudinal direction of the frame body portion 61 are arranged in the width direction. Hooks 63 are provided at intervals, and the hooks 63 are attached to the support beam main body 58.
The scaffolding cloth plate 60 is removably attached to the scaffolding board support beam 55 by engaging with the scaffolding cloth plate 60.

The frame portion 61 may be manufactured by bending, punching or pressing a metal thin plate such as iron, or may be constructed by combining square pipes or round pipes. Further, in this embodiment, a metal mesh such as expanded metal is used for the cloth plate portion 62,
A perforated plate in which a large number of holes are provided on the surface of a metal plate, or a metal plate having a large number of minute irregularities on the surface may be used.

FIG. 8 is a front view showing a state in which the first winding mechanism 33 is actuated to raise the inner frame portion, and FIG. 9 is a view in the direction of the line AA in FIG. , Fig. 10
FIG. 11 is a front view showing a state in which the second winding mechanism 34 is operated to raise the outer frame portion, and FIG. 11 is A in FIG.
It is an arrow line view of the direction along the -A line. Hereinafter, the usage state of the work unit 20 will be described with reference to FIGS.

In order to perform various building works such as the outer surface painting work of the building 10, first, as shown in FIG. 1, a predetermined number of working units 20 are provided on the entire periphery of the lower layer of the building 10 or at a necessary place. Deploy. As shown in FIG. 2, each of the unit frames 21 forming the working unit 20
The vertical members 24a and 24b of the outer frame portion 22 are anchor nuts 64.
It is fixed to the skeleton 11f via a, is fixed to the skeleton 11e via a fastener 44a, is fixed to the skeleton 11d via an anchor nut 64b, and the inner frame 27
The vertical members 28a and 28b of the frame member 1 are connected via the fasteners 44b.
1c, is fixed to the skeleton part 11b via an anchor nut 64c, and is fixed to the skeleton part 11a via an anchor nut 64d. The vertical member 24a of the outer frame portion 22,
Scaffolding plate support beams 55 are provided between the body parts 11c-11d and the body part 11d-1 on the opposite side of the fasteners 44a, 44b of 24b.
1e and the frame portions 11e-11f are connected to each other with a space therebetween, and a scaffolding cloth plate 60 is removably laid on the support beam main body 58 of each scaffolding plate support beam 55,
The worker performs various construction work such as painting the outer surface on the scaffolding cloth plate 60. Further, a handrail 67 is attached to the receiving portion 58b provided at the tip of the support beam main body 58, thereby ensuring the safety of the operator.

In order to carry out the reassembling work in which the work on the lower floor is completed as the construction work progresses and the working unit 20 is further moved to the upper floor, first, the vertical member 28 of the inner frame 27 is used.
The anchor nuts 64c and 64d and the fastener 44b are removed from between the a and 28b and the body portions 11a, 11b and 11c, and the fastening between them is released. Then, as shown in FIG. 8, the first hoisting mechanism 38 is operated to raise the inner frame portion 27 to a predetermined height, and as shown in FIG.
The vertical members 24a, 24b of the vertical frame members 28a, 24b of the inner frame portion 27 are fixed to the body portion 11c via the anchor nuts 64e.
8b is fixed to the body portion 11b via the anchor nut 64f.

Next, the fastener 44a and the anchor nuts 64a, 64b and 64e are removed from between the vertical members 24a and 24b of the outer frame portion 22 and the body portions 11c to 11f, and the fastening between them is released. Then, as shown in FIG. 10, the second hoisting mechanism 43 is operated to raise the outer frame portion 22 while the scaffolding plate 60 is connected, and as shown in FIG. The vertical members 24a and 24b are fixed to the body portion 11g through the anchor nut 64g, and the fastener 44c
To the frame 11f via the fasteners, the fastener 11d to the frame 11e, and the anchor nuts 64h to the frame 11d, and the inner frame 27 vertical members 28a and 28b anchor nuts. It is fixed to the body portion 11b via 64i and is fixed to the body portion 11a via anchor nuts 64f.

At this time, the vertical members 24a, 24 of the outer frame portion 22
Of the scaffolding board 60 connected to b, the body portion 11c-11
d, between the body parts 11d-11e, and the body part 11e-1
The scaffolding plate 60 located between 1f will move between the body parts 11d-11e, between the body parts 11e-11f, and between the body parts 11f-11g as the outer frame part 22 moves upward. . This allows the worker to work on the newly constructed upper floor portion. As described above, the self-propelled working unit of the present invention does not require a lifting device such as a crane or a hoist at the time of reassembling work, and does not need to convey and install the lifting device to the uppermost floor, which saves labor and construction cost. It is possible to reduce the number of times, and it is possible to quickly perform the relocation work.

One working unit has vertical dimensions for a plurality of floors of a building and a predetermined width dimension, and a plurality of working units are used for one building. As shown in FIG. 1, one work unit 20 and another work unit 20 are arranged outside the building 10 with a predetermined gap. Therefore, in order that the worker can move from one work unit 20 to another work unit 20 adjacent thereto, the scaffolding plate support beam 55 located on one side of the unit frame 21 is provided with an opening / closing type. A crossing scaffolding plate 65 to which a hatch (not shown) is attached is rotatably attached.

As shown in FIGS. 1, 8 and 10, a ladder 66 is attached to the vertical member 24b located on one side of the unit frame 21. Ladder support beams (not shown) are attached to the vertical members 24b horizontally at a predetermined interval toward the outside of the unit frame body 21 in parallel with the outer surface of the unit frame body 21, and the ladder 66 is a ladder. It is attached to a support beam. Therefore, when the worker moves the scaffold in the vertical direction, the hatch is opened and the ladder 66 is moved up and down.

When the dimension between the working units 20-20 and the longitudinal dimension of the crossover scaffolding plate 64 do not correspond to each other, as shown in FIGS. 1, 8 and 10, the crossover scaffolding plate 65 is replaced with the scaffolding cloth plate. It will be passed to 60, but in this case,
The crossing scaffolding plate 65 and the scaffolding cloth plate 60 may be wound around a numbered wire and connected.

FIG. 12 is a perspective view showing another embodiment of the unit frame body used in the self-propelled working unit of the present invention. In the figure, the same components as those shown in FIG. 3 are designated by the same reference numerals. The second hoisting mechanism 34 of the unit frame body 21 shown in FIG. 12 includes a fixing metal fitting 40 (see FIG. 1) provided at both ends downward at substantially the center of the cross member 29a of the inner frame portion 27, and the inner frame portion. 27 cross members 29b
Is fixed to the hoisting machine 41 provided upward, and a middle portion of the pulley 42a is provided upward at approximately the center of the transverse member 29b of the inner frame portion 27 and downwardly provided on the transverse member 29a of the inner frame portion 27. And the wire 43 pulled by the pulled pulley 42b.

FIG. 13 is a perspective view showing another embodiment of the unit frame body used in the self-propelled working unit of the present invention. In the figure, the same components as those shown in FIG. 3 are designated by the same reference numerals. The first hoisting mechanism 33 of the unit frame body 21 shown in FIG. 13 includes fixing fittings 36 provided at both ends of the horizontal member 29a of the inner frame portion 27 so as to face upward, and a frame portion on the upper floor of the building 10, for example, A pulley 3 which is fixed to a hoisting machine 37 provided on the body portion 11g, and an intermediate portion of which is provided downward on the cross member 25a of the outer frame portion 22.
8a and a wire 39 suspended by a pulley 38b provided upward on the cross member 29a of the inner frame portion 27. The second hoisting mechanism 34 has both ends at the inner frame portion 2a.
The fixing member 40 (see FIG. 1) provided downward on the cross member 29a of 7 and the frame part on the upper floor of the building 10, for example, the winding machine 41 provided on the frame part 11g, are fixed, and the middle part is fixed. The horizontal member 29b of the inner frame portion 27 is formed by a wire 43 pulled by a pulley 42 provided upward.

When the hoisting machines 37 and 41 are fixed to the skeleton of the upper floor of the building 10, the first hoisting mechanism 33 and the second hoisting mechanism 34 are not limited to those shown in FIG. Various modes can be adopted by increasing or decreasing the number or adjusting the mounting position.

14 and 15 are enlarged partial sectional views showing another embodiment of the unit frame body shown in FIG.
In the figure, the same components as those shown in FIG. 4 are designated by the same reference numerals. 14 and 15
In the embodiment shown in, the vertical member 24b of the outer frame portion 22 is H
The roller 30a of the roller member 30, which is made of steel and is joined to the outer surface of the vertical member 28b of the inner frame portion 27 using a joining means such as welding, is slidably fitted in the recess of the H steel. There is.

FIG. 16 is a view of the self-propelled work unit shown in FIG. 2, which is another embodiment of the self-propelled work unit, taken along line AA. As shown in FIG. 16, the scaffolding plate support beam 55 is connected to the vertical members 24a and 24b of the outer frame portion 22 or the vertical members 28a and 28b of the inner frame portion 27 on the same side as the fasteners 44a and 44b. By doing so, it is possible to arrange the scaffolding cloth plate 60 on the side of the building 10.

FIG. 17 shows a self-propelled working unit 20 of the present invention.
It is a front view which shows the state which attached to the outer side of the building.
In the figure, the same components as those shown in FIG. 1 are designated by the same reference numerals.

The self-propelled working unit 20 of the present invention is shown in FIG.
As shown in FIG. 7, on the surfaces of the outer frame portion 22 and the inner frame portion 27,
The safety nets 71 and 72 may be stretched and used, respectively. According to this, by moving the work unit 20 up and down according to the progress of the work, the safety net 71,
Since 72 can be moved up and down, it is not necessary to stretch a safety net all over the outside of the building 10, and the labor and construction cost of the worker can be reduced.

The present invention is not limited to the above-mentioned embodiment, but various modifications can be made without departing from the gist thereof.

For example, the size of each unit frame 21 and the scaffolding cloth plate 6 attached to the unit frame 21
The number of steps of 0 can be arbitrarily set according to the construction site. In addition, in this embodiment, the drive mechanism 35 uses a winch or the like as a hoisting machine, but a mechanism other than this, for example, a manual hoisting machine may be used, and a chain is used instead of the wires 39 and 43. Alternatively, a rope may be used. Further, in the above-mentioned embodiment, only the case where the working unit 20 is moved to the upper floor is mentioned, but it is also possible to move the working unit 20 to the lower floor depending on the mounting positions of the fixing bracket, the pulley and the hoisting machine. .

[0047]

As described above, the self-propelled working unit of the present invention is provided with the drive mechanism including the first winding mechanism and the second winding mechanism for winding the wire with the winding machine such as a winch. Since there is no need for a lifting device such as a crane or hoist during reassembling work and there is no need to transport the lifting device to the top floor and install it, the burden on workers compared to conventional climbing type work units The construction cost can be reduced significantly.

Moreover, since the unit frame body in which the vertical columns and the horizontal members are integrally formed is used, it is possible to move to the upper floor with the scaffolding plate attached, and to quickly perform the rearrangement work. You can

The self-propelled working unit of the present invention may be used with a safety net stretched on the surfaces of the outer frame portion and the inner frame portion. In this case, the working unit is moved up and down according to the progress of the work. Since the safety net can be moved up and down by moving it, it is not necessary to stretch the safety net all over the outside of the building, and the labor and construction cost of the worker can be reduced.

[Brief description of drawings]

FIG. 1 is a front view showing a state in which a self-propelled working unit according to an embodiment of the present invention is attached to the outside of a building.

FIG. 2 is a view in the direction of an arrow along the line AA in FIG.

FIG. 3 is a perspective view showing a unit frame body.

FIG. 4 is an enlarged partial sectional view taken along the line AA of FIG.

FIG. 5 is a perspective view showing a fastener.

FIG. 6 is a front view showing a scaffolding plate supporting beam.

FIG. 7A is a plan view showing a scaffolding cloth plate, and FIG.
FIG. 4 is a front view showing a scaffolding cloth plate.

FIG. 8 is a front view showing a state in which the first winding mechanism is operated to raise the inner frame portion.

9 is a view in the direction of an arrow along the line AA in FIG.

FIG. 10 is a front view showing a state in which a second winding mechanism is operated to raise an outer frame portion.

11 is a view in the direction of the arrow along the line AA in FIG.

FIG. 12 is a perspective view showing another embodiment of a unit frame body used in the self-propelled working unit of the present invention.

FIG. 13 is a perspective view showing another embodiment of a unit frame body used in the self-propelled working unit of the present invention.

FIG. 14 is an enlarged partial cross-sectional view showing another embodiment of a unit frame body used in the self-propelled working unit of the present invention.

FIG. 15 is an enlarged partial cross-sectional view showing another embodiment of a unit frame body used in the self-propelled working unit of the present invention.

16 is a view in the direction of an arrow AA of a self-propelled work unit which is another embodiment of the self-propelled work unit shown in FIG. 2. FIG.

FIG. 17 is a front view showing a state in which the self-propelled working unit of the present invention is attached to the outside of a building.

[Explanation of symbols]

10 buildings 11 body part 11a to 11g Body part 20 Self-propelled work unit 21 unit frame 22 Outer frame 23 Guide groove 24a, 24b Vertical member 25a, 25b horizontal members 26 Interior space 27 Inner frame 28a, 28b Vertical member 29a, 29b Horizontal members 30 roller member 30a roller 30b rotating shaft 30c support piece 31, 32 Brace 33 First winding mechanism 34 Second winding mechanism 35 Drive mechanism 36,40 Fixing bracket 37,41 hoist 38a, 38b pulley 38,42 pulley 42a, 42b pulley 39,43 wire 44 Fastener 44a, 44b, 44c, 44d Fasteners 45 fastening beams 45a hinge part 46 Stopper 47 sleeve 48 fastening screws 49 fastening pieces 50 Positioning hole 51 stop pin 52 Support plate 53a, 53b clamp 54 Reinforcement member 54a Hinge part 55 Scaffolding board support beam 56 Base 57a, 57b clamp 58 Support beam body 58a sliding pipe 58b receiving part 59 Reinforcement member 60 scaffolding cloth board 61 frame body 62 Cloth plate part 63 hooks 64a-64i anchor nut 65 Crossing scaffolding board 66 ladder 67 handrail material 71,72 Safety net

Claims (6)

[Claims] 1. An outer frame portion having a vertical member connected by a plurality of horizontal members, and a vertical member connected by a plurality of horizontal members and vertically movably mounted along the vertical member, An inner frame part that forms a unit frame body arranged outside the building by an outer frame part, and the inner frame part is moved up and down with respect to the outer frame part, and the outer frame with respect to the inner frame part A drive mechanism for moving the part up and down, a fastener attached to the vertical member of the outer frame part and the vertical member of the inner frame part, and being removably fastened to the body part of the building, the outer frame part And a scaffolding plate support beam that is vertically attached to one of the inner frame portion and a scaffolding plate that is detachably attached at both ends to the scaffolding plate support beams that are horizontally adjacent to each other. Under the state where the fastening to the body part of is released, move to the upper floor or the lower floor using the drive mechanism. Self-propelled work unit, characterized in Rukoto. 2. An outer frame part having a vertical member connected by a plurality of horizontal members, and a vertical member connected by a plurality of horizontal members and vertically movably mounted along the vertical member, An inner frame part that forms a unit frame body arranged outside the building by an outer frame part, and the inner frame part is moved up and down with respect to the outer frame part, and the outer frame with respect to the inner frame part A drive mechanism for moving the part up and down, a fastener attached to the vertical member of the outer frame part and the vertical member of the inner frame part, and being removably fastened to the body part of the building, the outer frame part And a safety net attached to the outer surface of the inner frame portion, and under a state where the fastening of the fastener to the body portion is released, the drive mechanism can be used to move to an upper floor or a lower floor. A self-propelled working unit that is characterized. 3. The self-propelled working unit according to claim 1 or 2, wherein the drive mechanism has a fixing metal fitting provided at both ends of the wire upwardly on the upper cross member of the inner frame portion. Fixed to the upper cross member of the inner frame part to the hoisting device provided upward with a distance from the fixing bracket, and the middle part is hung by a pulley provided downward to the upper cross member of the outer frame part. First winding mechanism, and both ends of the wire are fixed downward on the upper horizontal member of the inner frame portion and upward on the upper horizontal member of the inner frame portion at a distance from the fixing metal member. And a second hoisting mechanism which is fixed to a hoisting machine provided in the intermediate frame and is pulled by a pulley provided in an upper portion of a lower cross member of the outer frame section. When the first hoisting mechanism is operated, the inner frame part moves up and down, Self-propelled unit of work the outer frame portion and actuating the serial second winding mechanism is characterized in that it moves up and down. 4. The self-propelled working unit according to claim 1, wherein the drive mechanism includes a fixing metal fitting provided at both ends of the wire upward on the upper cross member of the inner frame portion. , The upper cross member of the inner frame is connected to a hoisting machine that is provided upward with a distance from the fixing bracket, and the middle portion is hung by a pulley provided downward on the upper cross member of the outer frame. The first winding mechanism is provided, the both ends of the wire are fixed to the upper cross member of the inner frame portion facing downward, and the winding machine installed to the lower cross member of the inner frame portion upward. A second hoisting mechanism which is fixed and is pulled by a pulley whose middle portion is provided upward on the lower cross member of the inner frame portion and a pulley which is provided downward on the upper cross member of the inner frame portion. And the unit frame forms the first hoisting mechanism. Self-propelled unit of work the inner frame portion and thereby moves up and down, the outer frame part and actuating said second winding mechanism is characterized in that it moves up and down. 5. The self-propelled working unit according to claim 1 or 2, wherein the drive mechanism includes a fixing metal fitting provided at both ends of the wire upwardly on the upper cross member of the inner frame portion. , A pulley that is fixed to a hoisting machine provided in the body part of the upper floor of the building, and the middle part is provided downwardly on the upper cross member of the outer frame part, and the upper cross member of the inner frame part. A first winding mechanism suspended by a pulley installed upward on the wire, both ends of the wire, a fixing bracket installed downward on the upper cross member of the inner frame, and a frame on the upper floor of the building. And a second winding mechanism that is fixed to a hoisting machine provided in a section, and an intermediate section is pulled by a pulley provided upward on a lower cross member of the outer frame section, and the unit frame body, When the first hoisting mechanism is operated, the inner frame part moves up and down, Self-propelled unit of work the outer frame portion and actuating the second winding mechanism is characterized in that it moves up and down. 6. The self-propelled working unit according to claim 1, wherein the side edge of the outer frame portion projects outwardly in parallel with the unit frame body and projects horizontally. A ladder support beam that is installed, a ladder that is attached between the ladder support beams that are vertically adjacent to each other, and a crossing scaffolding plate that is rotatably attached to the scaffolding plate supporting beams that are located on the sides. A self-propelled work unit, which has a worker and can move up and down via the ladder and move to adjacent self-propelled work units via the crossing scaffolding plate.