JP3007689U - Architectural pillar lifting scaffolding and pillar lifting scaffolding - Google Patents

Abstract

(57) [Abstract] [Purpose] A first object is to provide a building column elevating scaffolding and a column elevating scaffolding capable of easily, quickly and reliably forming a scaffold at a predetermined position of a column. The second problem is that a strong scaffold can be formed without processing the pillar. [Structure] A foot rest projecting at a right angle from the upper part of the contact plate 2 provided with a vertically elongated V-shaped groove 6 from the upper edge to the lower edge of the central position and provided with a rubber 7 used as an elastic body on the surface. And a mushroom-shaped locking projection 5 having a large head portion on both sides of the foot rest portion 3, and a belt 12 provided below the foot rest portion 3 as a tensioning means and fixed to an end of the sliding plate 11. The column elevating scaffolding 1 which is movable in parallel with the contact plate 2 by the long bolts 10 is arranged at equal intervals on the iron column 22 by the respective belts 12, and the respective locking projections 5 are integrally connected by the connecting plate 18. did.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a construction column elevating scaffold and a column elevating scaffold for a worker to climb a large-scale steel pipe / iron pole or electric pole / large tree (hereinafter collectively referred to as a pillar in the specification) for construction / civil engineering.

[0002]

[Prior art]

 Conventionally, when a worker climbs to the upper part or halfway of a large steel pipe / steel pole or electric pole / large tree, etc. at a construction / civil engineering site, if the pillar is a square pillar-shaped steel pillar, a metal section L A plurality of metal pockets into which the scaffolding metal fittings of the mold are fitted are welded in advance to the pillars at intervals, and the scaffolding metal fittings are fitted into the pockets to form the scaffolds on the iron pillars. However, since the pockets are attached by welding, it is very difficult to keep the gap between the pockets constant, and it is necessary to weld the pockets to a certain strength, which is very time-consuming and time-consuming. . Further, in some cases, if the scaffolding is not necessary, it is necessary to remove this pocket from the steel pole, and removing the pocket is also time-consuming and troublesome. If the pillar is a cylindrical steel pipe, it is difficult to attach the pocket, and in the case of a large tree, similarly, a plurality of stepladders are connected in a row at regular intervals, and the wooden steps are placed between the adjacent stepladders. The slender scaffolding board was crossed over to assemble the scaffolding. In addition, if the work place is high, the scaffolds are assembled by assembling the building frames supporting the scaffolding boards in multiple rows and stages, and spanning the scaffolding boards between adjacent building frames to form a passage. Therefore, a large number of members forming a scaffold, such as a building frame, are required for assembling the scaffold, and a great amount of time is required for assembling. With concrete poles, the lower part of the scaffolding bolt had to be buried in advance to form the scaffolding.

[0003]

The first problem to be solved by the present invention is to solve these conventional problems and to construct a scaffold easily, quickly and surely at a predetermined position of a pillar. It is to provide a column lifting scaffold and a column lifting scaffold. The second problem is that a strong scaffold can be formed without processing the pillar.

[0004]

[Means for Solving the Problems]

 The structure of the present invention which solves such a problem is characterized in that 1) a foot mounting portion is provided substantially at a right angle to a contact plate whose surface comes into contact with a column, and a belt for fixing the contact plate around the column is provided. 2) The construction column elevating scaffolding 2) The construction column elevating scaffolding according to 1), which is provided with a stretching means for stretching the belt. 3) A slide provided as a stretching means in parallel with the contact plate and fixing the belt end. The construction column lifting / scaffolding tool according to the above 2), wherein the moving plate can be moved in parallel with the contact plate with a screw. 4) The above 1) to 3) in which a V-shaped elongated groove is provided substantially in the center of the contact plate. Any one of the building pillar lifting / scaffolding tools 5) Any of the above 1) to 4) using the contact plate surface as an elastic body 6) Any of the building pillar climbing / scaffolding tools 6) Above 1), 2), 3), 4 ), 5) The building pillar lifting scaffolding described in either Up by disposed posts talking predetermined intervals in the pillar lifting scaffold linked each building pillar lifting scaffold member in mutually detachable connecting plate.

[0005]

[Action]

 To use the column lifting scaffold of the present invention, the contact plate is brought into contact with a predetermined position of the column, the belt is covered on the outer periphery of the column, and the present invention is detachably fixed to the column. As a result, the foot rest, which is provided at a right angle to the contact plate, protrudes in a direction substantially at a right angle to the pillar, so that the worker can put his foot on the foot rest to climb and work. . If a plurality of pillar lifting scaffolding implements of the present invention are used and the belts are attached at predetermined positions to the pillars in the same manner as described above, scaffolds can be formed on the pillars, and the operator can mount each footing on each foot. Depending on the part, the pillar can be raised and lowered freely.

If the tensioning means for tensioning the belt is provided as in the second aspect, the present invention is more firmly fixed to the column. If the tensioning means is claim 3, the pillar lifting scaffolding tool of the present invention is detachably fixed to the pillar by the belt in a state in which the screw is rotated and the sliding plate is moved to the contact plate side in advance, and the screw is used. Rotate to move the sliding plate in the opposite direction away from the contact plate side, and the sliding plate with the belt end fixed will stretch the belt strongly, and the belt will be stretched and the column will contact the belt. The pillar-elevation scaffolding of the present invention can be firmly fixed by firmly sandwiching it with the plate.

When a V-shaped elongated groove is provided substantially in the center of the contact plate as described in claim 4, if a columnar column is fitted into the groove, the contact plate and the columnar column are formed at two positions. Since the line contact is made by using, the column elevating scaffolding of the present invention can be stably attached not only to the prismatic column but also to the columnar column. Further, even if the diameters of the cylindrical columns are different, the contact plate only changes the contact position on the inner surface of the groove, and the stable attachment can be achieved by the line contact at the two places as described above.

When the surface of the contact plate is made of an elastic body as described in claim 5, the contact plate can be brought into close contact with the peripheral wall of the column without any gap, and can be fixed in a stable state. As described in claim 6, a plurality of pillar elevating scaffolding tools according to any one of claims 1, 2, 3, 4 and 5 are arranged at predetermined intervals on a pillar by respective belts. In the case of a pillar lifting scaffold in a state in which the tools are connected to each other by detachable connecting plates, a plurality of foot rests protruding substantially at right angles to the pillars are formed in multiple pillars in the same manner as described above, and each pillar lifting scaffolding tool is connected by connecting plates. Since they are integrally connected, the connecting plate keeps the pillar lifting scaffolds at regular intervals and distributes the load applied to one pillar lifting scaffold to a plurality of other pillar lifting scaffolds. It is possible to prevent the slippage and to make the column a strong scaffolding for lifting the column so that the worker can work safely.

As described above, as the column elevating scaffold, it is possible to use the same type of column elevating scaffolding tool according to any one of claims 1, 2, 3, 4, 5 or a plurality of different types.

[0010]

【Example】

 Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a front view of a pillar elevating scaffold according to this embodiment, FIG. 2 is a plan view of the pillar elevating scaffold according to this embodiment, and FIG. 3 is a right side view of a pillar elevating scaffold according to this embodiment. 4 is a left side view of the pillar elevating scaffolding tool in this embodiment, FIG. 5 is a sectional view taken along line AA in FIG. 1, FIG. 6 is a sectional view taken along line BB in FIG. 1, and FIG. 7 is this embodiment. 8 is a front view of the connecting plate in FIG. 8, FIG. 8 is a plan view of the connecting plate in the present embodiment, FIG. 9 is a sectional view taken along line CC in FIG. 7, and FIG. 10 is an explanatory view showing a use state in the present embodiment. 11 is an explanatory view showing a state in which the column elevating scaffolding in this embodiment is fixed to an iron column, FIG. 12 is an explanatory diagram showing a state in which the column elevating scaffolding in this example is fixed to a steel pipe, and FIG. 13 is a contact FIG. 14 is a plan view showing another example of the plate, and FIG. 14 is an explanatory view showing a state in which the contact plate fixes another shape of the column lifting / lowering scaffolding tool to the iron column.

In the figure, 1 is a pillar lifting scaffolding, 2 is a contact plate having a rubber V 7 used as an elastic body on the surface of which a vertically long V-shaped groove 6 is provided from the upper edge to the lower edge of the center position , 3 is a foot rest having a large opening in the center that projects in the direction perpendicular to the upper side of the contact plate 2, and 4 is a side opposite to the contact plate 2 from the opening of the foot rest 3. Grips, 5 are large mushroom-shaped locking projections of the head provided on both sides sandwiching the gripping part 4 of the foot placement part 3, 6 is a V-shaped groove, 7 is rubber, 8 is a contact plate 2 A frame plate provided at a portion orthogonal to the foot rest 3 and having neither side wall, and an opening provided at the center of a peripheral wall opposite to the contact plate 2, and 9 is a nut attached to the opening of the frame plate 8. A cylinder 10 is a long bolt screwed into the nut cylinder 9 and a reference numeral 11 is fitted in the same length bolt 10 and is positioned in the frame plate 8. The sliding plate having an opening at its center, 12 is a belt provided through the sliding plate 11, 13 is a buckle of the belt 12, 14 is a nut screwed to the tip of the long bolt 10, and 15 is a long nut. An annular bearing which is inserted into the bolt 10 and is located between the sliding plate 11 and the nut 14, and 16 is inserted into the long bolt 10 and is located between the sliding plate 11 and the nut cylinder 9. A spiral spring, 17 is a rib, 18 is a metal-made elongated plate-like connecting plate provided with locking portions 19 at both ends for connecting the locking projections 5 of the adjacent pillar lifting / scaffolding tools 1, and 19 is the same connecting plate. Large openings 20 are provided at both ends of 18 so that the head of the locking projection 5 can pass through, and the other half have a size of the remaining half where the head of the locking projection 5 cannot pass and the locking projection 5 can slide. Lock formed by the small opening 21 , 20 is a large opening forming the locking portion 19, 21 is a small opening forming the locking portion 19, 22 is a prismatic iron pillar, 23 is a cylindrical steel pipe, and 24 is a flat surface. The contact plate 25 is a column elevating scaffold formed by a plurality of column elevating scaffolding tools 1 and a plurality of connecting plates 18.

In order to form the column lifting scaffold in the present embodiment on the peripheral wall of the iron column 22, the long bolt 10 is turned in advance and the long bolt 10 is pushed into the frame plate 8 to bring the sliding plate 11 closer to the contact plate 2 side. The contact plate 2 of the pillar elevating scaffolding 1 is brought into contact with the peripheral wall of the iron pillar 22 at a predetermined position, the belt 12 is wound around the outer circumference of the iron pillar 22, and the buckle 13 is tightly tightened to fix the pillar elevating scaffolding 1 to the steel pillar 22. Removably fixed to. Further, as a tensioning means, the long bolt 10 is turned to pull out the long bolt 10 from the frame plate 8 and the sliding plate 11 is also slid together, and if the belt 12 is separated from the contact plate 2, the belt 12 becomes stronger. The column lifting scaffolding 1 can be firmly attached to the iron column 22 by being fastened to the iron column 22. In this way, the plurality of pillar lifting scaffolds 1 are firmly attached to the predetermined positions of the peripheral wall of the iron pillar 22 at equal intervals, and the locking portions 19 at both ends of the plurality of connecting plates 18 are respectively attached to the adjacent pillar lifting scaffolds 1. The pillar elevating scaffolding tools 1 which are fitted into the locking protrusions 5 and are attached at equal intervals are connected together. The head portion of the locking projection 5 is passed through the large opening 20 of the locking portion 19 of the connecting plate 18, and the locking projection 5 is slid into the small opening 21 through which the head of the locking projection 5 cannot pass. The connecting plate 18 is detachably attached to the locking projection 5 by moving it. As a result, the worker puts his / her foot on the foot rests 3 of the pillar elevating scaffolding 1 projecting in the right angle direction from the peripheral wall of the iron pillar 22, and the foot rests of the pillar elevating scaffolding 1 adjacent to the upper side. An operator grips the gripping portion 4 provided in 3 with a hand, and forms a pillar elevating scaffold 25 that freely elevates and lowers the iron pillar 22 in a manner of climbing up and down a ladder.

In addition to the case where the pillar elevating scaffolding 1 is mounted on the peripheral wall of the vertically installed iron pillar 22, the pillar elevating scaffolding 1 is previously attached to the iron pillar 22 before vertically installed in the same manner as described above, and the connecting plate 18 is used. It is also possible to vertically install the iron columns 22 that are integrally connected and have the column lifting scaffolding 25 preformed. Since the plurality of pillar elevating scaffolds 1 are integrally connected by the connecting plate 18, the space between the pillar elevating scaffolds 1 is always kept constant, and the load applied to one pillar elevating scaffolding 1 is different from that of the other connecting plate 18. Since the pillar lifting scaffolding 1 is dispersed, it is possible to prevent the pillar lifting scaffolding 1 from being displaced, and the worker can safely perform the work.

When removing the pillar lifting scaffold 25 from the iron pillar 22, rotate the long bolt 10 of the pillar lifting scaffolding 1 to push the long bolt 10 into the frame plate 8 and bring the sliding plate 11 closer to the contact plate 2 side. Then, the buckle 13 can be loosened easily and the belt 12 can be detached from the iron column 22 by releasing the tensioning means for firmly fastening the belt 12 to the iron column 22. As a result, the pillar lifting scaffolding 1 can be easily removed from the iron pillar 22.

In addition, when the pillar lifting / scaffolding tool 1 is removed from the connecting plate 18, the locking projections 5 of the pillar lifting / scaffolding tool 1 are moved from the small opening 21 which is the locking portion 19 of the connecting plate 18 to the large opening 20. By sliding and pulling out the head of the locking projection 5 from the large opening 20, the column elevating scaffolding tool 1 and the connecting plate 18 can be separated.

As shown in FIG. 12, in order to form the column elevating scaffold 25 on the cylindrical steel frame pipe 23, the V-shaped groove 6 of the contact plate 2 of the column elevating scaffolding tool 1 is fitted into the peripheral wall of the steel frame pipe 23. Then, the pillar elevating scaffolding 1 is brought into contact with the peripheral wall of the steel frame pipe 23, and is strongly fixed by the belt 12 as described above. As a result, the peripheral wall of the steel frame pipe 23 makes linear contact with the inner surface of the groove 6 of the contact plate 2 at two places, and the column elevating scaffolding tool 1 can be fixed in a stable state as described above. Further, even if the diameters of the steel pipes 23 are different, the steel pipes 23 make line contact at the same two positions only by moving the position of contact with the inner surface of the groove 6 of the contact plate 2, so that regardless of the diameter of the steel pipes 23. The column lifting scaffold 25 can be mounted in a stable state.

In another example of the contact plate 24 shown in FIG. 13, the surface of the contact plate 24 is flat, the area of contact with the iron column 22 is large, and the friction resistance is also large. The column lifting scaffolding 1 can be fixed to the column.

The pillar elevating scaffold may be a combination of the pillar elevating scaffolding tool shown in this embodiment and the pillar elevating scaffolding tool shown in FIG.

[0019]

[Effect of device]

 As described above, the pillar elevating scaffolding according to the present invention is a belt at a predetermined position of the pillar after vertical installation or before installation, and one or a plurality of pillar elevating scaffolding according to the place. It was possible to easily and swiftly and securely fix the tongue, and it was very easy for the worker to climb the pole. In addition, since the removal is a simple operation of simply removing the belt, it can be performed easily and quickly, resulting in excellent workability.

If the stretching means for stretching the belt is provided as in claim 2, the belt can be stretched, and the pillar elevating scaffolding tool of the present invention can be more firmly fixed to the pillar. It is possible to securely prevent the shift of the column lifting scaffolding of the present invention and to allow the worker to safely move up and down.

If the tensioning means is set forth in claim 3, the sliding plate having the belt end fixed in parallel with the contact plate can be easily moved in parallel with the contact plate with a screw. The belt can be tensioned easily and securely by the simple work of rotating the sliding plate that is firmly attached to the contact plate by turning the screw and facing the contact plate. It can be easily loosened simply by rotating to move the sliding plate to the contact plate side.

According to the fourth aspect of the present invention, in which the contact plate is provided with a V-shaped vertically elongated groove in substantially the center of the contact plate, the pillar elevating / scaffolding tool of the present invention can be easily and quickly irrespective of whether the pillar is prismatic or cylindrical. The pillar lifting scaffolding of the present invention can be securely fixed in a stable state.

When the surface of the contact plate is made of an elastic body as described in claim 5, the contact plate can be surely brought into close contact with no gap even if the peripheral wall of the column is a rough surface, which is very stable. It can be fixed in a state.

In the case of the pillar elevating scaffold according to claim 6, a plurality of pillar elevating scaffolding according to any one of claims 1, 2, 3, 4, 5 having a predetermined interval are detachably connected by a connecting plate. With this very simple work, the pillar lifting scaffolding can be formed quickly and reliably, and the pillar lifting scaffolding can be easily installed at a fixed interval, so that one pillar lifting scaffolding can be used even when the worker is going up and down. The connecting plate disperses the load applied to the other pillar lifting scaffolds to prevent the pillar lifting scaffolds from shifting, and keeps them at regular intervals at all times, allowing workers to lift and lower the pillars safely and perform work. It became a thing. Also, the removal of the pillar lifting scaffold of the present invention can be performed quickly and easily by simply removing the belt of the pillar lifting scaffolding tool, which is very excellent in workability.

[Brief description of drawings]

FIG. 1 is a front view of a pillar elevating scaffolding tool according to the present embodiment.

FIG. 2 is a plan view of a pillar lifting scaffolding tool according to the present embodiment.

FIG. 3 is a right side view of the pillar elevating scaffolding tool according to the present embodiment.

FIG. 4 is a left side view of the column elevating scaffolding tool according to the present embodiment.

5 is a cross-sectional view taken along the line AA in FIG.

6 is a cross-sectional view taken along line BB in FIG.

FIG. 7 is a front view of a connecting plate in the present embodiment.

FIG. 8 is a plan view of a connecting plate in the present embodiment.

9 is a cross-sectional view taken along line CC of FIG.

FIG. 10 is an explanatory diagram showing a usage state in the present embodiment.

FIG. 11 is an explanatory view showing a state in which the pillar elevating scaffolding of the present embodiment is fixed to an iron pillar.

FIG. 12 is an explanatory diagram showing a state in which the pillar lifting scaffolding of the present embodiment is fixed to a steel frame pipe.

FIG. 13 is a plan view showing another example of the contact plate.

FIG. 14 is an explanatory view showing a state where a contact plate fixes a pillar lifting scaffolding having another shape to an iron pillar.

[Explanation of symbols]

 1 Column Lifting Scaffolding 2 Contact Plate 3 Foot Placement 4 Grip 5 Locking Protrusion 6 Groove 7 Rubber 8 Frame Board 9 Nut Cylinder 10 Long Bolt 11 Sliding Plate 12 Belt 13 Buckle 14 Nut 15 Bearing 16 Spring 17 Rib 18 Connecting plate 19 Locking part 20 Large opening 21 Small opening 22 Steel column 23 Steel frame pipe 24 Contact plate 25 Column lifting platform

Claims (6)

[Scope of utility model registration request] 1. A column lifting scaffolding for construction, wherein a foot rest is provided substantially at a right angle to a contact plate whose surface comes into contact with a column, and a belt is provided to fix the contact plate to the column. 2. The building column elevating scaffolding tool according to claim 1, further comprising stretching means for stretching the belt. 3. The building column elevating scaffolding tool according to claim 2, wherein a sliding plate provided as a tensioning means in parallel with the contact plate and having a belt end fixed thereto is movable in parallel with the contact plate with a screw. 4. The building column elevating scaffold according to claim 1, wherein a V-shaped elongated groove is provided substantially in the center of the contact plate. 5. The construction column elevating scaffolding tool according to claim 1, wherein the surface of the contact plate is made of an elastic body. 6. The building column elevating scaffolding according to any one of claims 1, 2, 3, 4, and 5 is arranged on the column at a predetermined interval by a plurality of belts, and the building column elevating scaffolding is mutually arranged. A pillar lifting scaffold connected with a detachable connecting plate.