JPH06307077A - Method for assembling formwork for column, formwork and formwork panel support member - Google Patents

Abstract

PURPOSE:To facilitate an assembling work for a formwork by disposing a formwork including an angular formwork panel and plural support members in each rectangular corner part surrounding a column reinforcement and connecting a pair of mutually confronting formworks to each other. CONSTITUTION:A formwork 12 for a column comprises an angular formwork panel 16 and plural support members 18 fitted at spaces in the longitudinal direction to the panel 16, wherein a pair of flat plate formwork panels 20 are connected to both side parts of the panel 16. Bar-like elements 22, 24 of the support member 18 are pivoted by a bolt-nut assembly 26 passing through one of plural holes provided on one end part where the bar-like elements 22, 24 intersect each other. One end part of an inside rod 40 is screw-engaged with a nut 36 fixed to one formwork 12 at the bottom left-hand corner, and the other nut 36 is screw-engaged with the other end part of the rod 40, and the formwork 12 and the other formwork 12 are disposed in designated positions. The bar-like element 24 of the other formwork 12 is passed through the nut 36, an outside rod 34 is screwed in and a nut 38 is screw-engaged with the rod to connect the formworks 12, 12 to each other.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to assembling a mold for forming a column connected to a wall.

[0002]

2. Description of the Related Art Conventionally, in order to form a column having a rectangular cross section that is continuous with a wall, a pair of flat plate-shaped form panels are arranged in an angle at each corner of a rectangle surrounding a column bar, and then the form panel is A plurality of vertical edge thicknesses and a plurality of horizontal edge thicknesses are arranged along each surface that defines the projected corner, and then the lateral edge thicknesses that face each other are connected.

[0003]

However, it is necessary to perform the connecting work between the lateral end thicknesses while maintaining the vertical end thicknesses vertically and the horizontal end thicknesses horizontally, which requires a great deal of labor and labor. Needed time. Therefore, an object of the present invention is to facilitate the work of assembling the formwork.

[0004]

SUMMARY OF THE INVENTION The present invention is a method of assembling a form for forming a column connected to a wall, wherein an angled form panel is provided at each corner of a rectangle surrounding a column bar and the form. Forming a form having a plurality of support members attached to the frame panel at intervals in the longitudinal direction, and connecting a pair of forms facing each other.
The formwork includes an angled formwork panel and a plurality of support members arranged in the formwork panel at intervals in the longitudinal direction thereof, and each support member defines a projecting corner of the formwork panel. It is provided with a pair of rod-like bodies which are fixed to both sides of the rod and extend in a direction perpendicular to the longitudinal direction of the rods and intersect at the projected corners.
Further, the support member is composed of a pair of rod-like members pivotally attached to each other, which can be fixed to both surfaces defining the projecting corner of the form panel.

[0005]

According to the present invention, a mold which is a composite of a mold panel and a plurality of support members attached to the mold panel is arranged at each corner portion so that the molds are mutually connected. Since the connection is performed, the arrangement of the pair of mold panels in each conventional corner portion, the arrangement of the vertical and horizontal thick ends that are supporting members of the respective form panels, and the thick edges at predetermined positions Compared to the mutual connection of the mold panel and the end piece which are supported by each other and are opposed to each other, the number of steps and the time required for assembling the mold are smaller and easier, and the labor and time required for these operations are smaller. Since the pair of rod-shaped bodies constituting the support member can pivot relative to each other, when fixing both rod-shaped bodies to the angle-shaped form panel, especially, the form panel is made of a material such as cement or concrete. When it is formed and used as a pillar molding material together with cast concrete, it is possible to avoid damage to the form panel due to manufacturing errors.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT Referring to FIG. 1, in accordance with the present invention, a bar 1
Four pillar forms 12 assembled around 0 are shown. Each of the molds 12 is arranged in each of the rectangular corners surrounding the columnar bar 10, and the pair of molds 12 facing each other are connected to each other. In the pair of adjacent molds 12,
A pair of wall formwork panels 14 spaced from each other are in contact. Wall streaks 15 are arranged in a space defined by the form panels 14 for both walls. The space defined by the mold panels 14 for both walls is continuous with the space defined by the four molds 12. Concrete is later poured into these spaces communicating with each other to form pillars and walls which are continuous with each other.

Each mold 12 includes an angle-shaped mold panel 16 and a plurality of support members 18 attached to the mold panel 16 in the longitudinal direction (vertical direction when viewed in FIG. 3) at intervals. including. In the illustrated example, a pair of flat plate-shaped mold panels 20 are further connected to both sides of the mold panel 16, and each support member 18 is attached to both mold panels 20. The formwork panels 16 and 20 shown are fitted together and connected by means of a snare.

The wall form panel 14 and the pillar form panels 16 and 20 respectively define the space for placing the concrete, and are part of the concrete molded body without being peeled off after the concrete is cured. Becomes The present invention is not limited to this example, but can be applied to a formwork panel of a type that is peeled off from the molded body after curing of concrete.

Each support member 18 comprises a pair of rod-shaped members 22, 24 pivotally attached to each other. In the illustrated example, each rod-shaped body is composed of a tubular member having a rectangular cross-sectional shape. Both rod-shaped bodies 22 and 24 are pivotally attached by a bolt-nut assembly 26 that penetrates one of a plurality of holes provided at one end where these rod-shaped bodies cross each other. Both rod-shaped bodies 22, 2
4 are fixed to both sides defining the projecting corner of the formwork panel 16, and the other ends of the rod-shaped members 22 and 24 extend in a direction perpendicular to the longitudinal direction of the formwork panel 16 to form a wall formwork. It ends just before panel 14. By selecting the position of the hole through which the bolt and nut assembly 26 is passed,
The distance between the bolt / nut assembly 26 and the other ends of the rod-shaped bodies 22 and 24 can be changed. Therefore, both rod-shaped bodies 22 and 24 can be applied to the formation of columns and walls having different distances from the corners of the columns to the walls.

Since both rod-shaped members 22 and 24 can pivot with respect to each other, they can be arranged along the angled shape inherent to the form panel 16, that is, with a slight manufacturing error. Therefore, the two rod-shaped bodies 2 are attached to the form panel 16.
When fixing 2 and 24, the formwork panel 16 is a rod-shaped body 2
Deformation according to 2, 24 is not forced, which prevents damage to the panel.

Referring to FIGS. 1 and 2, each support member 18 is fixed to the form panel 16 by bolts penetrating both side portions of the form panel 16 and both rod-shaped members of the support member 18 in contact with the side portions. 28 and a pair of nuts 30 and 32 screwed to both ends of the bolt 28, or a part of the tie rod used to connect the pair of opposite molds 12 to each other, that is, the outer rod 34 and its both ends. This can be performed by the cone-shaped nut 36 and the nut 38 screwed to the portion. The outer rods 34 are the side portions of the form panel 16 and the rod-shaped members 2 of the support member 18 that are in contact with the side portions.
2 and 24, a cone-shaped nut 36 is in contact with the form panel 16 and a nut 38 is in contact with each rod-shaped body.
The fixing of each support member 18 to the formwork panel 20 is performed by the bolt 28 and both nuts 30 and 32 described above.

The formwork 12 is assembled by each formwork panel 1.
After attaching a plurality of support members 18 to 6, 20, the column bar 1
This is done by arranging the rectangles around 0 around each corner and connecting mutually facing molds 12 (FIGS. 2 and 3).

The mutual connection of the opposite molds 12 can be performed as follows. As a representative, reference is made to a pair of molds 12 arranged in a lower left corner portion and a lower right corner portion as viewed in FIG. One end of an inner rod (separator) 40 forming the remaining part of the tie rod is previously screwed into a cone-shaped nut 36 fixed to one of the lower left molds 12 and the other lower right mold is Another cone-shaped nut 36 for 12 is screwed onto the other end of the inner rod 40. After arranging the one mold 12 at a predetermined position, the other mold 12 is arranged at a predetermined position, and the outer rod 34 is passed through the other cone-shaped nut 36 through the rod-shaped body 24 of the other mold 12. Screw in. Next, the nut 38 is screwed onto the outer rod 34. In the illustrated example, the mutual connection between the opposing upper left formwork 12 and the lower left formwork 12 and the opposing upper right formwork 12 and the opposing lower right formwork 12 are also
This is done in this way.

Further, the following connecting method can be adopted. That is, referring to the pair of molds 12 arranged in the upper left corner and the upper right corner as seen in FIG. 2, the cone-shaped nut 36 fixed to the upper left one mold 12 is previously An inner rod (separator) 42 having a hook-shaped tip portion is screwed, and the other upper right mold 12
A cone-shaped nut 36 having a ring 44 is fixed to this. When arranging the one mold 12, the hook-shaped tip portion of the inner rod 42 is hooked on the ring 44 of the cone-shaped nut 36 of the other mold 12 which is arranged earlier.
As a result, the two molds 12 are connected to each other.

Of the two connecting methods illustrated, only one of them may be adopted instead of the illustrated example. Each formwork 12
The inner rods 40, 42 are arranged at the corners of
Is performed by translating in the lateral direction so that the beam passes through the columnar bar 10.

[Brief description of drawings]

FIG. 1 is a plan view of a pillar formwork assembled in accordance with the present invention.

FIG. 2 is a plan view showing a state in which a pillar formwork is arranged at each corner portion.

FIG. 3 is a side view of a pillar formwork assembled in accordance with the present invention.

[Explanation of symbols]

 10 Column Reinforcement 12 Formwork 16 Formwork Panel 18 Supporting Member 22, 24 Bar

Front page continuation (72) Koichi Matsui, 2-1, Tsukudo-cho, Shinjuku-ku, Tokyo Kumagai Gumi Co., Ltd. Tokyo headquarters (72) Inventor, Yasuyuki Ishikawa 2-1-1, Tsukudo-cho, Shinjuku-ku, Tokyo Kumagaya-gumi, Tokyo Head office

Claims (3)

[Claims] 1. A method of assembling a form for forming a column continuous to a wall, wherein an angled form panel is provided at each corner of a rectangle surrounding a column bar, and the form panel is provided with the form panel in the longitudinal direction thereof. A method for assembling a pillar formwork, comprising arranging a formwork including a plurality of support members attached at intervals, and then connecting a pair of formworks facing each other. 2. A formwork used for forming a pillar continuous to a wall, wherein the formwork panel has an angle shape, and a plurality of support members arranged on the formwork panel at intervals in the longitudinal direction thereof. A pair of bar-shaped members pivotally attached to each other, each supporting member being fixed to both surfaces defining the projecting corner of the form panel and extending in a direction perpendicular to the longitudinal direction thereof and intersecting at the projecting corner. Prepare a formwork. 3. A support member for an angled form panel used for forming a column connected to a wall, which is fixed to both sides defining a projecting corner of the form panel and is pivotally attached to each other. A support member comprising a pair of rod-shaped bodies.