JP3225064B2 - Frame scaffold side frame mounting device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a side frame mounting device for a framed scaffold.

[0002]

2. Description of the Related Art In general, a frame scaffold constructed on a construction site is, as shown in FIG. 6, for example, a building frame 1 having a pair of parallel buildings 11 and a horizontal space 12 connecting upper ends thereof. And a cloth plate 13 is laid over the adjacent horizontal ground 12, and the grounds 11 of the building frame 1 are connected to each other vertically in a coaxial manner via a bonding material (not shown). By repeating the procedure of mounting the cloth plate 13 over the frame, a framed scaffold of upper and lower stages is assembled. The side frames 2 are mounted on the framed scaffolds assembled in the upper and lower tiers between the buildings 11 on one side of the cloth plate 13 as necessary.

[0003] The side frame 2 is not particularly limited.
1, and includes, for example, quadrangular outer peripheral bone frames 21 and 22 and a reinforcing member 23, as shown in FIG. The side frame 2 has a lower horizontal member 22 formed of the building 11 of each step.
To be located at an intermediate height between
It is attached to the building 11 via side frame mounting devices A provided at appropriate intervals in the up-down direction over the vertical members 21 on both sides of the first and the second and the building 11.

As shown in FIG. 8, a side frame mounting device A has an eye plate-shaped mounting member 110 fixed to a vertical member 21.
And a receiving seat 120 fixed to the building 11 or a coupling material for vertically connecting the building 11 and an insertion hole 111 formed in the mounting member 110 and screwed into a screw hole 121 formed in the receiving seat 120. Bolt 130 to be provided.

[0005]

According to the above-described conventional side frame mounting apparatus, it is necessary to screw the mounting member 110 to the receiving seat 120 with a large number of bolts 130 in the side frame assembling operation. It is necessary to unscrew many bolts 130, and the workability of these works is low.

Therefore, although not disclosed yet, only one of the plurality of side frame mounting devices provided on each vertical member 21 at appropriate intervals in the vertical direction is the conventional side frame mounting device A. And the other side frame mounting device is configured to be engaged by a hook.

That is, as shown in FIG. 10, for example, a fixed member rotatably supported by a vertical member 21 of the side frame 2 and capable of ascending and descending within a predetermined range, and having a tip portion bent in an inverted L-shape. 210, and a receiving seat 220 fixed to the building 11 or the connecting material 14 for vertically connecting the building 11 and the side frame by inserting the front end of the fixing member 210 into the receiving hole 221 provided in the receiving seat 220 from above. 2 has been invented to support the side frame on the building 11.

In this prior invention, the number of bolting operations is reduced, so that the workability of assembling and removing the side frames 2 can be significantly improved. However, according to this prior art, the fixing member 210 sways and becomes difficult to insert into the receiving hole 221, and the workability of the assembling work may be impaired. When the side frame 2 is carried, the fixing member 210
There is a danger that it may be disturbed by swaying or colliding with another object and damaging the other object. Furthermore, when the side frames are stored, the directions and positions of the fixing members 210 are different, and when the side frames 2 are stacked or leaned in order, the fixing members 210 interfere with each other and it becomes difficult to arrange the side frames 2. There is.

The present invention has been made in view of the above circumstances, and can improve the workability of assembling the side frames, and furthermore, the side frames connected to the building frame during transportation or storage. An object of the present invention is to provide a side frame mounting device for a framed scaffold in which a fixing bracket of the mounting device can be positioned at a fixed assembly position and a fixed position.

[0010]

According to the present invention, as shown in FIGS. 1 to 3, for example, a fixing bracket 3 connected to a side frame 2 is provided.
In order to achieve the above object, the following measures are taken to achieve the above object in the side frame mounting device of the framework scaffold for engaging the building 11 or the metal fitting 5 connected to the connecting material 14 connecting the building 11 to each other. ing.

That is, the base end 31 of the fixture 3 is supported by the vertical member 21 of the side frame 2 so as to be rotatable about the longitudinal axis and to be able to move up and down. in the assembled position in plan view projects toward the 14 positioning means 4 for positioning at 2 position with copy position overlapping the cross-member 22 of the side frame 2 is provided, in particular the positioning
Means 4 is located at two positions, the assembly position and the holding position.
Means are provided for providing a positioning groove and / or a positioning hole to be determined.

[0012]

According to the above construction, the fixing bracket 3 can be positioned at the assembly position by the positioning means 4 during the work of assembling the side frame 2. Further, when the side frame 2 is transported or stored, the fixing bracket 3 can be positioned by the positioning means 4 at a holding position overlapping the horizontal member 22 of the side frame 2 in a plan view.

[0013]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be specifically described below with reference to the drawings. A framework scaffold to which an embodiment of the present invention is applied includes, for example, as shown in FIG.
And a horizontal frame 12 that connects the upper ends of the two buildings 11 to each other.
And the side frame 2 is attached to the side of the building frame 1 and the cloth plate 13 of each step.
Is attached. The side frame 2 has substantially the same height as the building 11, and is fixed to the building 11 with its lower edge positioned at substantially the height of the center of the building 11 in each step.

As shown in FIG. 7, the side frame 2 includes a pair of left and right vertical members 21, a pair of upper and lower horizontal members 22, four corner members 23 connecting these members, and a reinforcing member 24. Prepared,
The lower end of each vertical member 21 and the intermediate portion of the building 11, each vertical member 2
The side frame mounting devices A, B, and C are provided over the bonding material 14 that connects the center of the building 1 and the building 11, and the upper end of each vertical member 21 and the middle of the building 11.

The side frame mounting device A is constructed similarly to the above-mentioned conventional side frame mounting device A, and as shown in FIG.
An eye plate-shaped mounting member 110 fixed to the housing 11, a receiving seat 120 fixed to the building 11 or a coupling member for vertically connecting the building plate 11, and an insertion hole 11 formed in the mounting member 110.
1 and a bolt 130 screwed into a screw hole 121 formed in the receiving seat 120.

As shown in FIG. 7, the side frame mounting device B includes a headed pin-shaped fixing member 25 fixed at an intermediate height between the vertical members 21 and a receiving member 26 fixed to the coupling member 14. And the front end of the fixing bracket 25 is inserted into the receiving bracket 26 from above and engaged therewith.

As shown in FIGS. 1 to 3, the side frame mounting device C is provided between the fixing bracket 3 rotatably and vertically movable at the upper end of the vertical member 21 and the upper building 11. ,
And a receiving fixture 5 fixed to a height lower than the receiving seat 120 of the side frame mounting device A.

The base end 31 of the fixing bracket 3 is rotatable about the vertical axis center on the vertical member 21 of the side frame 2 via the bush 41.
It is supported so as to be able to move up and down, and its tip 32 is bent in an inverted L-shape.

The fixing member 3 is positioned by the positioning means 4 at two positions: an assembling position where the tip 31 protrudes toward the building 11 and a holding position where the fixing member 3 overlaps the horizontal member 22 of the side frame 2 in plan view. I am trying to be.

The positioning means 4 includes the bush 41
And a spring 42 inserted into the vertical member 21 to urge the fixing fitting 3 downward, an assembly positioning groove 43 recessed in the upper surface of the bush 41, and a retaining positioning hole 44 formed in the upper horizontal member 22. And

When the fixing member 3 is located at the assembling position, the arm portion 33 for connecting the base end portion 31 and the distal end portion 32 of the fixing member 3 to the assembling positioning groove 4 by a spring 42.
3 and position the fixture 3 at the assembly position.

When the fixing member 3 is located at the holding position, the distal end portion 32 of the fixing member 3 is inserted into the holding position hole 44 by the spring 42 to position the fixing member 3 at the holding position.

As shown in FIG. 1, the metal fitting 5 has a fitting hole 51 which is bent in a ρ-shape in a plan view, and which allows the distal end portion 32 of the metal fitting 3 to be fitted and detached from above. Further, the receiving fitting 5 is fixed to the building 11 with rivets, bolts and the like.

In the above configuration, the building frame 1 is assembled,
Further, after the cloth plate 13 is stretched over the adjacent horizontal space 12, the fixing bracket 25 of the side frame mounting device B is held by the side frame 2, the receiving metal bracket 26 is hung from above, and the side frame is temporarily mounted on the building 11. Let them support you. Further, the mounting member 110 of the side frame mounting device A
Is fixed to the receiving seat 120 with the bolts 130, so that the side frame 2 is fixed to the lower building 11.

Further, after that, after riding on the cloth plate 13 and assembling the upper frame 1 via the bonding material 14, the fixing bracket 3 of the side frame attaching device C is moved to the assembling position. The fixing member 3 is urged downward by a spring 42, so that the arm portion 33 is fitted into the assembly positioning groove 43 and at the same time the distal end portion 32 is fitted into the fitting hole 51 of the receiving member 5, and the vertical member 21.
Is fixed to an intermediate height portion of the upper building 11.

When the upper frame 1 has been assembled in advance, the fixing bracket 3 is first positioned at the assembly position, and the fixing bracket 25 of the side frame mounting device B is held by holding the side frame 2. The side frame 2 is temporarily fixed to the upper and lower premises 11 by hanging the fixing bracket 3 of the side frame attaching device C from above from the top while hanging the receiving frame 26 from above.
Thereafter, the mounting member 110 of the side frame mounting device A is
A procedure of fixing with a bolt 130 may be adopted.

When the side frame 2 is to be removed, the bolts 130 of the side frame mounting device A are unscrewed, and then the side frame 2 is moved upward to hold the fixing bracket 25 of the side frame mounting device B. It is detached from the receiving bracket 26 and the side frame mounting device C
What is necessary is just to remove | separate the fixing bracket 3 from the receiving bracket 5. After that, the fixing bracket 3 is fixed to the assembly positioning groove 43 against the spring 42.
Then, when the user pulls it out and swings it to the holding position and releases it, the tip end portion 32 of the fixture 3 is inserted into the holding positioning hole 44 by the spring 42. As a result, the fixing bracket 3 is positioned at the holding position, so that it is possible to prevent the stabilization during transportation and the direction of the fixing bracket 3 from being varied.

In the side frame mounting apparatus D according to another embodiment of the present invention shown in FIGS. 4 and 5, the fixing member 3 is rotatable on the vertical member 21 and is movable up and down within a predetermined range. Is fitted to the outside. The base end portion 31 of the fixing member 3 is formed in a cylindrical shape that is rotatably fitted to the vertical member 21 so as to be rotatable and vertically movable, and a lower edge thereof is a pin 41 (bolt or rivet) implanted in the vertical member 21. May be accepted).

The distal end portion 32 of the fixing member 3 is formed in the shape of a headed pin, and is engaged with the receiving member 5 fixed to the building 11 or the connecting member 14 from above. Positioning means 4
Are cut upward at two places at 180 ° in the circumferential direction of the lower edge of the base end 31 and a spring 42 for urging the base end 31 of the fixture 3 downward. And a positioning groove 43. Then, the fixing bracket 3 is rotated to be positioned at one of an assembly position where the distal end portion 32 of the fixing bracket 3 protrudes toward the building 11 and a holding position overlapping the horizontal member 22 of the side frame 2 in plan view. At this time, one of the positioning grooves 43 is located above the pin 41, the fixing metal 3 is pushed down by the spring 42, and the pin 41 protrudes into the positioning groove 43, and the fixing metal 3 is positioned.

The side frame mounting device D according to this embodiment
Can be used in place of the side frame mounting device C of the above-described embodiment, and can also be used in place of the side frame mounting device B of the above-described embodiment.
Can be used instead of

[0031]

As described above, in the side frame mounting apparatus of the present invention, the fixing bracket can be positioned at the assembling position by the positioning means at the time of assembling the side frame, so that the tip of the fixing bracket can be prevented from wobbling. Workability of the assembly work can be improved.

Further, since the fixing bracket can be positioned at the holding position when the side frame is transported, it is possible to prevent the fixing bracket from swaying and obstructing or colliding with another object. Furthermore, since the fixing bracket can be positioned at the holding position when the side frame is held, the direction and position of the fixing bracket can be prevented from falling apart, the side frames can be easily stacked and leaned, and the side frames can be sorted and stored. can do.

[Brief description of the drawings]

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

FIG. 2 is a vertical sectional front view of one embodiment of the present invention.

FIG. 3 is a side view of one embodiment of the present invention.

FIG. 4 is a front view of another embodiment of the present invention.

FIG. 5 is a plan view of another embodiment of the present invention.

FIG. 6 is a schematic perspective view of a framework scaffold.

FIG. 7 is a front view of a side frame to which an embodiment of the present invention is applied.

FIG. 8 is a cross-sectional plan view of a conventional example.

FIG. 9 is a front view of a conventional side frame.

FIG. 10 is a front view of an unpublished prior invention.

[Explanation of symbols]

 2 Side frame 3 Fixing bracket 4 Positioning means 5 Receiving bracket 11 Building 14 Bonding material 21 Vertical member 22 Horizontal member

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int.Cl. ⁷ , DB name) E04G 1/26 E04G 7/30 E04G 1/16 E04G 7/24

Claims (1)

(57) [Claims] 1. A side frame in the concatenated fixed molding tool and Ken Chia Rui <br/> the framework scaffolding engaging to disengageably a pivot bracket coupled to the coupling member for connecting the construction land in the side frame mounting apparatus, rotatably fixed gold fixture on the vertical axis about the vertical member of the side frame, and, together with the lifting movably supported, is denominated thia <br/> Rui the fixed molding tool binder positioning means to position at 2 position with copy position overlapping the transverse member of the side frame in the assembled position in plan view which protrudes toward the provided further said positioning means, and the assembly position and refrain position
Positioning groove and / or positioning at two positions
A side frame mounting device for a framework scaffold, comprising a hole .