JPH02147770A - Mounting structure of form column - Google Patents

Abstract

PURPOSE:To make height positioning for a column performable by attaching a base bracket with an insert hole solidly to a base reinforcement, and erecting the column after mounting an adjusting plate with a fitting hole, on this base bracket free of detachment. CONSTITUTION:A base bracket 7 provided with a circular insert hole 8 projectingly on the top surface is solidly installed in a corner base reinforcement of a base reinforcement 6. Next, an adjusting plate 36 with a proper circular fitting hole 35 is mounted on the base bracket 7 free of detachment so as to make the fitting hole 35 and the insert hole 8 congruous with each other. Then, an inverted truncated conic connector 11 is inserted into the fitting hole 35 of the adjusting plate 36 free of extraction. In succession, a flange 12 and another flange 13 at an upper end of the connector 11 are superposed on each other, connecting them together with a bolt-nut 34, and a column 2 is erected on this connector 11. With this constitution, column height is optionally adjustable by only mounting a proper adjusting plate in selection.

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial Field of Application] The present invention relates to a structure for attaching a column supporting a formwork onto a footing.

[Prior Art] In a conventional mesh formwork, a pair of mesh plates are arranged so as to face each other, and the mesh plates are fixed to support members erected on the opposing inner surfaces of the mesh plates. The top ruler placed along the upper edge of the mesh board was attached to the upper end of the support member, and the pair of top rulers were connected with a spacing member for assembly.

[Problems to be Solved by the Invention] However, in such a conventional example, the mesh plate is held by being fixed to a support member erected on the inner surface of the mesh plate, and the mesh plate is held by the support member installed on the inner surface of the mesh plate. In this case, the prop members are buried in the concrete, so the prop members cannot be used again, and there is a problem in that there is a lot of wastage of the members.

In order to eliminate this problem, it is conceivable to erect a support on the outside of the mesh board, but there is a footing below the outside of the mesh board, and when the support is erected, the base metal fittings placed on the footing. It is erected by placing the lower end of the support on top. For this reason, the top end of the support is uniquely determined by the height of the base metal fittings and the height of the support, resulting in the problem that the support cannot be erected at an arbitrary height.

The present invention has been made in view of the above points, and an object of the present invention is to set the height position of the support column arbitrarily!
The purpose of the present invention is to provide a formwork support mounting structure that can be adjusted.

[Means for solving the ff problem] In order to achieve the above object, the structure for attaching the supports of the formwork of the present invention is such that the base metal i4 nia is integrally attached to the base reinforcement 6 that forms the frame of the footing part, and the base metal Insertion hole 8 on the top surface of 7
A pI adjustment plate 36 having a suitable circular fitting hole 35 is removably placed on the base i4 nia so that the fitting hole 35 and the insertion hole 8 match, and a This is characterized in that the support 2 is erected by fitting the provided fitting portion 9 in the shape of an inverted truncated cone into the fitting hole 35.

[Function] Insertion hole 8 of base metal fitting 7 and fitting hole 3 of adjustment plate 36
By fitting the fitting part 9 of the column 2 into the column 5, the column 2 can be reliably erected.
By preparing the t4 adjusting plate 36 and selecting an arbitrary one, the depth of fitting of the fitting portion 9 into the fitting hole 35 can be changed, and the height of the support column 2 can be adjusted arbitrarily.

[Example] The base muscles 6 are a straight base muscle 6 a and a corner base muscle 6
b, which are arranged side by side on the ground where the foundation will be constructed, as shown in Figure 6(a).

The corner base muscle 6b placed in a part of the corner has tI
As shown in Fig. IJ3, four base metal fittings 7 are installed in one piece, and the corner base reinforcement 6 is installed by placing the base metal fittings 7 on the ground.
b is suspended from the ground, and by connecting it to the corner base reinforcement 6b, which is the end of the linear base reinforcement 6a, the linear base reinforcement 6a is also suspended from the ground. Each base metal fitting 7
A circular insertion hole 8 is bored in the upper surface of the holder. The adjustment plate 36 is a rectangular plate material that can be placed on the upper surface of the base metal fitting 7, and has a circular fitting hole 35 bored in the center as shown in FIG. This adjustment plate 36 is available in a plurality of types having fitting holes 35 of different diameters. An adjustment plate 36 having a fitting hole 35 of an appropriate diameter can be selected and placed on the base metal fitting 7. The insertion hole 8 of the base metal fitting 7 has a diameter larger than that of the fitting hole 35. Main reinforcing bars 10 are integrally erected on the straight base bars 6a and corner base bars 6b of the base bars 6, as shown in FIG. 6(b). In this embodiment, the support column 2 is formed by providing a connection 11 at the lower end, and seven flanges 12 and 13 are fastened together with bolts and nuts 34 to form an integral structure. This connection 11 is provided with a fitting portion 9 in the shape of an inverted truncated cone. This support 2 is erected on the base metal fitting 7 as shown in FIG. 6(e). When the strut 2 is erected, the fitting portion 9 of the coupling member 11 is fitted into the fitting hole 35 of the adjustment plate 36, so that the strut 2 can be freely pulled out upward. If the straightness of the strut 2 is 14g, select the appropriate fitting hole 35 from the adjustment plates 36 of multiple types.
The height of the support column 2 is adjusted by adjusting the depth of the fitting part 9 into the fitting hole 35. Arrange.

In other words, if the adjusting plate 36 with a large diameter fitting hole 35 is selected as shown in FIG. If an adjustment plate 36 with a small diameter fitting hole 35 is selected as shown in FIG. 0 In the case of this embodiment, the connecting part 11 was provided at the lower part of the column 2 and the fitting part 9 was provided at the connecting part 311, but the fitting part 9 was provided directly at the lower part of the column 2 without providing the connecting part 11. A plurality of sets of bins 14a, each including a pair of upper and lower bins 14a*14b, are provided on the outer surface of the support 2.

14b is provided to protrude outward, and a fixing piece 15 is provided to protrude in two directions from the upper end of the support column 2. The top support member 4 is composed of a linear support member 4a and a corner support member 4b. The corner support member 4b is formed by connecting an external corner member 16 and an internal corner member 17 with a spacing member 18, and having a liner 21 protruding from the ends of the external corner member 16 and the internal corner member 17. Gate-shaped stopper bins 19 are installed between the ends of the protruding corner members 16 and the ends of the inner corner members 17, and the bins at both ends of the stopper bins 19 are inserted into the sealers 21 to connect the sealers 21. It is.

An anchor hole 20 is provided in the spacing member 18, and a connecting hole 21m is bored in the inner groove 21.

The corner support member 4b is placed on the upper end of the support column 2, as shown in FIG. The flap corner support member 22 has an abbreviated shape and includes a vertical piece 22a, a damaged piece 22b, and a hook portion 22c. As shown in FIG. 6(e), the hook of the flap corner support member 22 is
c is hooked onto the upper pin 14a, and is attached so that the lower part of the vertical piece 22a abuts the lower pin 14b so as not to rotate. The flap angle 3 is constructed so as to span a part of the corner, and as shown in FIG. 6(f), the flap angle support member 22
It is mounted by being placed on the horizontal piece 22b of. Top support material 4
The linear support member 4a is formed by installing a spacing member 18 and a connecting member 24 between a pair of angles 23, and a through hole 25 is bored at the end of the angle 23. This linear support member 4a
are installed between adjacent corner supports 4b as shown in FIGS. 6(g) and 6(h), with appropriate through holes 25 and appropriate connecting holes 21.
The joiner 21 and the linear support member 4a were connected by the clip 27 by inserting and positioning the joint 26 through the appropriate connection hole 21m and the appropriate through hole 25. After that, remove Shino 26.

Next, as shown in FIG. 6(h), mesh plate supports 28 are attached to the lower flap corner 3 at appropriate intervals. This mesh plate support material 28 has a hook at the upper end.
8a is hooked to the flap corner 3, and the mesh plate support material 2
8 is provided with a receiving portion 28b at the lower end thereof. mesh board 1
A large number of ribs 29 facing in the vertical direction are provided at appropriate intervals. The loose lip 29 is formed at a seam when a large number of mesh materials are joined by seam joints. Reinforcing materials 31 are provided at the upper and lower ends of the mesh plate 1 as required.

This mesh plate 1 is inserted from above as shown in FIG.
The lower end of the mesh plate 1 is placed on the support portion 28b, and the lower end of the mesh plate 1 is suspended and supported.

A clamp member 32 is attached to the inner surface of the angle 23 of the top support member 4.
is provided, and the upper end of the mesh plate 1 is held between the angle 23 and the clamp 14c32, and the upper end of the mesh plate 1 is suspended and supported by tightening the screws with a screw 32m.

After attaching the mesh plate 1 in this way, Fig. 6 (j)
A footing form 33 is assembled to surround the base reinforcement 6 as shown in FIG. An anchor bolt is inserted into the anchor hole 20 and supported.

The mesh formwork is assembled as described above, and concrete is placed inside the footing formwork 33 and between the mesh plates 1 to form a foundation. Concrete is poured up to the upper end of the footing formwork 33 at the footing, and concrete is poured up to the upper end of the mesh board 1 between the mesh boards 1. When concrete hardens, base reinforcement 6,
The main reinforcing bars 10, the foundation 14 and the connectors 11 are buried, and the mesh plate 1 is integrated on the surface. At this time, the lower part of the connecting Jfic 11 is buried in concrete at the support 2 portion. When the concrete hardens, the crown support 4, flap angle 3, pillar 2, etc. are disassembled in the opposite manner to the above. That is, the mesh plate support 28 is removed from the lower end of the mesh plate 1 and the flap corner 3, the upper end of the mesh plate 1 is removed from the top support 4, the clip 27 is removed, and the linear support 4 is removed.
a is removed, then the flap corner 3 is removed, the flap corner support member 22 is removed, the corner support member 4b is removed, and then the support column 2 is removed. When removing the column 2, the fitting part 9 of the connector 11 is shaped like an inverted truncated cone, so it can be pulled out by pulling strongly upwards.If the connector 11 does not come off, remove the bolt and nut 34 and remove the column 2. Remove.

Konoto! The connector 11 is completely buried. After the concrete has hardened, each removed member is reused repeatedly.

[Effects of the Invention] Since the present invention is configured as described above, the fitting portion of the support is inserted into the insertion hole of the base metal fitting and the fitting hole of the 1llt1 plate, and the fitting portion is fitted into the fitting hole. This not only makes it possible to securely erect the support column, but also allows adjustment plates with fitting holes of different diameters to be prepared and to select the desired one to ensure that the inverted truncated cone-shaped fitting part fits into the fitting hole. The height of the column can be easily adjusted as desired by simply selecting an appropriate adjustment plate and placing it on the base metal fittings.

[Brief explanation of the drawing]

Figure 1 is a cross-sectional view of one embodiment of the present invention, Figures w & 2 are front views showing the above-mentioned pillars connected together and the base metal fittings, and Figure 3 (a) (
b) is a plan view and a front view of the corner base reinforcement as above, Fig. 4(a) and (b) are a plan view and a front view of the adjustment plate as above, and Figs. 5(a) and (b) are the heights of the struts. An explanatory diagram for explaining the adjustment operation, and FIGS. 6(a) to (j) are perspective views showing the procedure for assembling the same as above, in which 2 is a column, 6 is a base reinforcement, 7 is a base metal fitting, and 8 is an insertion hole. , 9 is a fitting portion, 35 is a fitting hole, and 36 is an adjustment plate. Agent Patent Attorney Ishi 1) Chief 7 Figure 2 Figure 3 (a) (b) Figure 4 (b) Figure 5 (b)

Claims (1)

[Claims] [1] A base metal fitting is integrally attached to the base reinforcement that forms the framework of the footing, an insertion hole is provided on the top surface of the base metal piece, and an adjustment plate having an appropriate circular fitting hole is connected to the fitting hole and the insertion hole. The column is removably placed on the base metal fittings so that the columns match, and the column is erected by fitting the inverted truncated conical fitting part provided at the bottom of the column into the above-mentioned fitting hole. Features: Formwork support mounting structure.