JPH0913658A - Scaffolding board supporting structure - Google Patents

Abstract

PURPOSE: To form a temporary floor in a short time by inserting the insert pieces of a U-shape joint fitting having two insert pieces, into the hole parts of each scaffolding board arranged in a row. CONSTITUTION: In order to support a plurarity of scaffolding boards 2 arranged in a row at a building frame F under construction, provided with a floor opening part A, so as to form a temporary floor 1 for closing the opening part A, one end of each scaffolding board 2 is supported by a lower scaffolding board 3 forming a support member, and a further lower scaffolding board 3 forming a building member B is supported using scaffolding board supporting fittings 4. The insert pieces of each U-shape joint fitting having two insert pieces are inserted in the hole parts of each scaffolding board additionally provided having a plurarity of hole parts bored. A plurarity of relatively lightweight scaffolding boards are thereby arranged in a row, and the temporary floor can be formed easily in a short time without requiring labor only by inserting the insert pieces of the joint fitting into the hole parts of each scaffolding board without using an exclusive jig such as a spanner and a wrench so as to facilitate the installation work of the temporary floor.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a scaffolding plate supporting structure which can easily form a temporary floor using a scaffolding plate and can enhance the safety of work on the floor.

[0002]

2. Description of the Related Art In many cases, a so-called temporary floor is provided for working on the floor opening of a floor body on a floor in a building having a floor opening as a stair installation space or the like.

[0003] Such a temporary floor is conventionally formed by assembling a scaffold from the floor below. In addition, safety measures such as handrails and safety nets have been implemented to prevent crashes from floor openings.

[0004]

However, in such a conventional apparatus, since a scaffold is assembled from a floor below the floor, it takes time and effort to form a temporary floor, and installation work of handrails, safety nets and the like is required. This necessitates complicated work.

The present invention is based on the fact that two scaffolding boards that are lined up using U-shaped joint fittings are connected to each other, and a temporary floor can be formed in a short time with simple work and without labor. Moreover, it is an object of the present invention to provide a scaffolding plate support structure that can enhance the safety of work on it.

[0006]

According to a first aspect of the present invention, a scaffold plate having a plurality of holes is erected, and the upper ends of two insertion pieces are connected by a connecting piece. The scaffolding board support structure is formed by inserting each insertion piece of the joint metal fitting into each hole of two scaffolding boards arranged side by side.

A second aspect of the present invention is to construct a scaffolding plate having a plurality of holes formed therein, and to scaffold the scaffolding plate at the position near the side edge of a supporting member supporting the scaffolding plate. A scaffolding plate supporting structure is formed by inserting a pin material that hangs over the lower surface of the plate and can come into contact with the side edge of the supporting member.

Further, according to a third aspect of the present invention, a scaffolding plate having a plurality of holes is installed, and a supporting member for supporting one end or both ends of the scaffolding plate is a lower scaffolding plate.
And, in the hole portion of the scaffold plate that is installed at a position close to the side surface of the scaffold plate below, insert a pin material that hangs over the lower surface of the scaffold plate and can abut the side surface of the scaffold plate below. It is a scaffolding board support structure.

According to a fourth aspect of the present invention, a scaffolding plate having a plurality of holes is installed, and a supporting member for supporting one end or both ends of the scaffolding plate has a plurality of holes. A scaffolding board support structure comprising a scaffolding board and inserting a pin material by aligning the hole of the scaffolding board with the hole of the lower scaffolding board.

[0010]

According to the first aspect of the present invention of claim 1, a U-shape having two insertion pieces in each of the holes of each scaffolding plate in which a plurality of holes are formed and arranged side by side. Insert the insert piece of the joint metal fitting. Therefore, by arranging a plurality of relatively lightweight scaffolding boards side by side and inserting the insert piece of the joint fitting into the hole of each scaffolding board, the temporary floor can be easily constructed without using a special jig such as a spanner or a wrench. In addition, it can be formed in a short time without requiring labor, and the work for installing the temporary floor can be facilitated, and the work can be performed safely. Further, since the scaffolding plates arranged side by side are connected by the joint metal fittings, relative displacement between the scaffolding plates can be prevented, the safety can be further enhanced, and the plurality of scaffolding plates provided on the scaffolding plate can be further improved. The holes can also serve as a non-slip when working on a temporary floor, for example.

According to the second invention of the present invention of claim 2,
Into the hole located at a position near the side edge of the support member supporting the scaffold plate, a pin material that can hang over the lower surface of the scaffold plate and contact the side edge of the support member is inserted. Therefore, the displacement of the scaffolding plate can be easily prevented by inserting it into the hole of the pin material, and the safety of the work on it can be improved, and the pin material from the supporting member of the scaffolding plate can be used. It can be reliably prevented from coming off and the safety can be further improved.
In this way, while securing safety, the work of assembling the scaffold from the downstairs can be eliminated, and a temporary floor etc. can be easily formed,
The holes in each scaffold may also serve as anti-skid. The pin material may have various shapes such as a U-shape, a T-shape, and an L-shape.

According to the third invention of the third aspect of the present invention, the lower scaffold plate is used as a supporting member for supporting one end or both ends of the scaffold plate, and the hole located at a position close to the side surface of the lower scaffold plate. A pin member that hangs over the lower surface of the scaffolding plate and abuts against the side surface of the scaffolding plate below is inserted into the portion. Therefore,
The temporary safety floor can be easily formed in a short time by the plurality of scaffolding plates and the lower scaffolding plate while preventing the positional displacement of the scaffolding plate by the pin material and ensuring the safety. In addition, the hole of the scaffold plate also serves as a non-slip when working on it.

According to the fourth invention of the present invention of claim 4,
The hole of the scaffold plate and the hole of the lower scaffold plate are aligned and the pin material is inserted. Therefore, since the scaffold plate and the lower scaffold plate are pin-joined, the displacement of the scaffold plate can be reliably prevented, safety can be enhanced, and the temporary scaffold with excellent strength is provided by the lower scaffold plate joined to the scaffold plate. The floor can be easily formed by a simple operation of inserting a pin material. In addition, the lower scaffold plate supports one end or both ends of the scaffold plate, so that the scaffold plate can be efficiently erected, and the plurality of holes of the scaffold plate are used to prevent slippage when working thereon. Also.

[0014]

An embodiment of the present invention will be described below with reference to the drawings. 1 to 3, the scaffolding board support structure of the present invention is a temporary floor 1 which can substantially close the floor opening A by arranging the scaffolding board supporting structure of the present invention side by side with a floor body F in a building provided with the floor opening A. It is a structure that supports a plurality of scaffolding plates 2 for forming. In this embodiment, one end of the scaffold plate 2 is supported by a lower scaffold plate 3 forming a support member, and the lower scaffold plate 3 forming a building member B is supported by a scaffold plate support 4. I do.

As shown in FIG. 1, in the present embodiment, the floor F is a beam member which is a body-like support member which is arranged between the upper and lower wall panels 20A and 20B and forms a house frame structure C in this embodiment. 21
Wall panels 20A ... 2, which are formed using floor panels 22 ... joined to the standing pieces 21A of
The floor opening A having a flat rectangular shape in which the floor panel 22 is not arranged is provided at the corner formed by 0B.

The scaffolding plate support fitting 4 is provided with the floor opening A.
And the scaffolding plate support 4 is detachably engaged with the holes D1 and D2 formed in the standing piece 21A as shown in FIG. Of a square pipe-shaped base member 7 provided with a locking metal member 5 and a lower locking metal member 6 and extending vertically.
And an arm 9 in the form of a square pipe which extends horizontally outward from the upper end of the base in a direction different from that of the upper and lower locking hardware 5, 6 and supports the lower scaffold plate 3.

Further, the above-mentioned latch metal 5 is provided on a horizontal piece 10 which protrudes inward from the elevating body 23 capable of moving up and down in the base shaft portion 7 and is separated from the base shaft portion 7, and at the tip thereof. And a spring 24 which is arranged below the elevating body 23 and urges the elevating body 23 upward so that the upper engaging metal piece 5 can be moved up and down. It is provided.

The lower engaging metal member 6 is a horizontal short bar having a groove-like notch 12 for engaging the lower surface of the base 6A near the base shaft 7.

Further, a square pipe-shaped vertical end metal 25 is fixed to the outer end of the arm portion 9, and an inward direction is provided at an upper end of an elevating member 26 into which a lower portion is vertically movable. A holding tool 13 that is horizontally extended and holds the lower scaffolding plate 3 between the arm part 9 and the holding part 13 is fixed.

A screw shaft 27 hanging from the lower end of the elevating member 26 is screwed to a nut-like member 29 rotatably attached to the end metal 25 below the lower end of the end metal 25, and inside the metal end 25. Since the spring 30 for urging the elevating member 26 upward is arranged, the rod-shaped grip 31 projecting from the nut-shaped member 29 is used as a clue to rotate the nut-shaped member 29, whereby the pressing member is held. It is possible to adjust the distance between the presser foot 13 and the arm 9 by repositioning 13 up and down, and it is possible to cope with the change in the thickness of the scaffolding plate 3 below.

An oblique reinforcing metal joint 32 is bridged between the arm portion 9 and the lower portion of the base shaft portion 7 to enhance the strength in the vertical direction.

As described above, the scaffolding plate support fitting 4 can easily engage the house frame structure C without using bolts and nuts by engaging the upper and lower engaging metal parts 5 and 6 with the holes D1 and D2.
Since it can be attached to the (beam member 21) and the upper latching metal 5 can be moved up and down, the scaffolding plate support metal fitting is in a state in which the upper latching metal 5 is pushed down as shown by a chain line in FIG. The upper engaging metal piece 5 can be inserted into the hole D1 without tilting 4, so that the scaffolding plate support fitting 4 can be easily and conveniently attached.

In order to more easily push down the upper engaging metal piece 5, as shown by the chain double-dashed line in FIG.
A knob-shaped protrusion 33 protruding from the base 3 to the outside of the base shaft portion 7 may be provided.

Further, since the notch 12 formed in the lower engaging metal piece 6 can be fitted with the standing piece 21A, it can be surely supported with the scaffolding plate support fitting 4 attached.

As shown in FIG. 1, a plurality of such scaffolding plate support fittings 4 are attached to the standing pieces 21A of the beam member 21 at appropriate intervals, and the scaffolding board support fittings 4 ... Arm 9: The lower scaffolding board 3 is bridged between the upper surfaces.

In the lower scaffolding plate 3, as shown in FIGS. 1 and 2, leg plates 35, 35 having an L-shaped cross section are erected from both side edges of a planar rectangular substrate 34 having a plurality of holes 3a .... .

The lower scaffolding plate 3 includes the scaffolding plate support fittings 4 ...
Of the floor opening A by being placed on the arms 9 and being clamped by the holding members 13. At this time, the upper surface of the lower scaffold 3 and the upper surfaces of the floor panels 22 are aligned at the same height.

Further, the scaffolding plate 2 is formed by lowering leg plates 37, 37 having an L-shaped cross section from both side edges of a plane rectangular substrate 36 having a plurality of holes 2a ... Is placed on the scaffolding plate 3 and is supported by the scaffolding plate 3 below, and the other end side is placed on the upper surface of the floor panel 22,
It is provided by arranging and arranging the side surfaces substantially in contact with each other.

The two scaffold plates 2 and 2 arranged side by side are connected by a joint metal fitting 14. The joint 14 is formed by connecting the upper ends of two axially parallel insertion pieces 14A, 14A to the axial connection piece 14A.
B-shaped connecting piece B and connecting piece 14B
Are inserted into the hole 2a of each scaffold plate 2 by straddling the two scaffold plates 2 and 2 arranged side by side, so that the two scaffold plates 2 and 2 arranged side by side are connected. You.

Further, a hole portion 2a of the scaffolding plate 2 in the floor opening A and at a position close to the side edge of the beam 21.
In addition, a T-shape, a U-shape, and an L-shape that hang over the lower surface of the scaffold plate 2 (the lower surface of the leg plate 37) and contact the side edge of the beam member 21 (in FIG. 2, the T-shape is shown. ) Or the like and inserts the pin material 15 into the hole 2a in the floor opening A of the scaffolding plate 2 and at a position close to the side surface of the scaffolding plate 3 below and hangs over the lower surface of the scaffolding plate 2. However, a T-shape, a U-shape, and an L-shape (in the illustrated embodiment, T-shape) that abuts the side surface of the lower scaffold plate 3
A pin member 16 (e.g., a character shape) is inserted.

The side surface of the scaffolding plate 3 below which the pin member 16 abuts includes either one side surface or both side surfaces, but in order to reliably prevent the scaffolding plates 2 ... It is desirable that the pin members 16 and 16 are brought into contact with both side surfaces of the lower scaffolding plate 3 as shown in FIG.

The holes 2a of the scaffolding plate 2 and the holes 3a of the lower scaffolding plate 3 are aligned and a T-shaped pin material 17 is inserted into each of the holes 2a and 3a. This pin material 17
May be various shapes such as a U shape, an L shape, etc., in addition to the T shape. Note that the pin member 17 may be omitted without providing the holes of the lower scaffolding plate 3.

As described above, the floor opening A provided at the corner portion is surely closed by a simple work by using the scaffolding plate 2, the lower scaffolding plate 3, the joint fitting 14, and the pin members 15, 16 and 17. It is possible to form the temporary floor 1 having excellent safety.

As shown in FIG. 2, the holes 2a, 3a may have a function as a non-slip piece 39, with their peripheral portions protruding from the upper surfaces of the scaffolding plate 2 and the lower scaffolding plate 3, as shown in FIG. The connecting piece 14B and the locking pieces 40 ... At the upper ends of the pin members 15, 16 and 17 can also function as a slip stopper.

FIG. 4 shows another example of the scaffold plate support fitting 4 for supporting the lower scaffold plate 3. In the present embodiment, the locking metal member 5 on the scaffold plate support bracket 4 is fixed at the upper end of the base shaft portion 7 and the upper end is lower than the arm portion 9. By cutting the end outside the base shaft portion 7 and connecting the cut end 19 to the upper end of the base shaft portion 7 with an oblique inclined portion 41, the upper metal fitting 5 engaged with the hole D1 can be disengaged. A space S that allows upward rotation about the center is formed.

Therefore, the scaffolding plate support fitting 4 is slanted as shown by an arrow in FIG. 5, and when the upper engaging metal piece 5 is inserted into the hole D1, the scaffolding plate supporting member 4 is supported by the space S on the house frame structure C. It is possible to prevent the metal fitting 4 from hitting.

A holding tool 13 provided at the outer end of the arm portion 9
As shown in FIG. 4, the height may be adjusted by the lever body 42 and the pins 43 ....

In the scaffolding floor support structure 1 of the present invention, as shown in FIG. 6, a floor body F provided with a floor opening A on which the lower scaffolding plates 3A ... Can be laid without using the scaffolding plate support fittings 4. Further, the temporary floor 1 can be formed only by the scaffolding plates 2 ... Without using the scaffolding plates 3 and 3A below.

Further, as schematically shown in FIG. 7, one end of the scaffolding plate 2 is supported by a supporting member 8 such as a beam member, and pin members 18, 18 capable of contacting both side surfaces of the supporting member 8 are provided with the hole portions. 2a and 2a, or as shown in FIG. 8, the scaffolding plate 2 is erected on a pair of support members 8 and 8 and the pin members 18 and 18 are used to prevent the displacement thereof. But it's okay.

[0040]

According to the first aspect of the present invention,
The insert pieces of the U-shaped joint fittings each having two insert pieces are inserted into the holes of the scaffold plates arranged side by side. Therefore, by arranging a plurality of relatively lightweight scaffolding plates side by side and inserting the insert piece of the joint fitting into the hole of each scaffolding plate, for example, a temporary floor can be formed easily and in a short time without labor. The work of installing the temporary floor can be facilitated and the work can be performed safely on it. Further, since the plurality of scaffolding plates are connected by the joint fitting, relative displacement between the scaffolding plates can be prevented, safety can be further enhanced, and the plurality of hole portions provided on the scaffolding plate can be provided. It can also serve as a slip stopper when working on the temporary floor.

According to the second invention of the present invention of claim 2,
Into the hole located at a position near the side edge of the support member supporting the scaffold plate, a pin material that can hang over the lower surface of the scaffold plate and contact the side edge of the support member is inserted. Therefore, the displacement of the scaffolding plate can be easily prevented by inserting the pin material into the hole, and the safety of the work on the scaffolding board can be improved, and the pin material can be hung from the supporting member of the scaffolding plate. The disconnection can be reliably prevented and the safety can be further improved. In this way, the work of assembling the scaffold from the downstairs can be eliminated while ensuring the safety, and for example, a temporary floor can be easily formed, and the holes of each scaffold plate can also serve as a slip stopper.

According to the third invention of the third aspect of the present invention, the lower surface of the scaffold plate is extended to the hole portion located near the side surface of the lower scaffold plate supporting one end or both ends of the scaffold plate. Insert a pin material that can hang down and come into contact with the side surface of the scaffolding plate below. Therefore, for example, a temporary floor can be formed easily and in a short time by using the plurality of scaffold plates and the lower scaffold plate while ensuring the safety by preventing the displacement of the scaffold plate by the pins. In addition, the hole of the scaffold plate also serves as a non-slip when working on it.

According to a fourth invention of the present invention of claim 4,
The hole of the scaffold plate and the hole of the lower scaffold plate are aligned with each other and the pin material is inserted. Therefore, since the scaffold plate and the lower scaffold plate are pin-joined, the displacement of the scaffold plate can be reliably prevented, safety can be enhanced, and the temporary scaffold with excellent strength is provided by the lower scaffold plate joined to the scaffold plate. The floor can be easily formed by a simple operation of inserting a pin material. Further, the plurality of holes of the scaffold plate also serve as a non-slip when working thereon.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an embodiment of the present invention.

FIG. 2 is a partial perspective view showing an enlarged main part thereof.

FIG. 3 is a side view illustrating a scaffold support metal for supporting a lower scaffold;

FIG. 4 is a side view showing another example of the scaffold plate support fitting.

FIG. 5 is a side view showing a tilted state at the time of attachment.

FIG. 6 is a perspective view showing another embodiment of the present invention.

FIG. 7 is a plan view schematically showing another embodiment of the present invention.

FIG. 8 is a plan view schematically showing another embodiment of the present invention.

[Explanation of symbols]

 2 Scaffolding board 2a Hole 3 Lower scaffolding board 3a Hole 8 Supporting member 14 Joint fitting 14A Inserting piece 14B Connecting piece 15, 16, 17, 18 Pin material

Claims (4)

[Claims] 1. A scaffolding plate having a plurality of holes formed therein is erected, and the insertion pieces of a U-shaped joint fitting in which the upper ends of the two insertion pieces are connected by a connection piece are arranged side by side. Scaffolding board support structure that is inserted into each hole of two scaffolding boards. 2. A scaffolding plate having a plurality of holes formed therein is erected, and the scaffolding plate is hung down above the bottom surface of the scaffolding plate to the hole located at a position near a side edge of a support member supporting the scaffolding plate. A scaffolding plate support structure in which a pin material that can abut against a side edge of a support member is inserted. 3. A scaffolding plate having a plurality of holes formed therein, and a supporting member for supporting one end or both ends of the scaffolding plate is a lower scaffolding plate, and is provided on a side surface of the lower scaffolding plate. A scaffolding plate support structure in which a pin material that hangs over the lower surface of the scaffolding plate and abuts against the side surface of the scaffolding plate below is inserted into a hole portion of the scaffolding plate that is located near. 4. A scaffolding plate having a plurality of holes formed therein, and a supporting member for supporting one end or both ends of the scaffolding plate comprises a lower scaffolding plate having a plurality of holes, and A scaffolding plate support structure in which a hole is formed in a scaffolding plate and a hole in the lower scaffolding plate is aligned and a pin material is inserted.