JPH0631052Y2 - Steel frame rooting column erection jig - Google Patents

Description

[Detailed Description of the Invention] (Industrial field of application) The present invention is mainly used in the construction of a steel frame structure to prevent wobbling of a rooted pillar or to prevent wobbling of the rooted pillar when the steel cored pillar is erected on basic concrete. The present invention relates to a steel-framed root-entry column erection jig suitable for positioning and the like.

(Prior art) Conventionally, when erecting a steel-framed pillar on a foundation concrete,
The steel-columned pillars were suspended by a crane and installed in the foundation concrete via anchor plates, anchor bolts, base plates, etc.

(Problems to be solved by the invention) However, when a steel-framed entry column is erected on a foundation concrete, the steel-framed entry column is only suspended by a crane or the like, so the entry column is easily wobbled, and The position of the root-entry column could not be determined with certainty, and it was difficult to construct the steel-column root-entry column.

Therefore, the present invention has been devised to solve the above-mentioned problems, and it is possible to surely prevent wobbling of the rooting pillar when the steel rooting pillar is erected on the basic concrete, and (EN) Provided is a steel-framed root-entry column erection jig that enables the position of the column to be reliably determined and makes it extremely easy to erect a steel-framed root-entry column.

(Means for Solving the Problems) In order to achieve the above-mentioned object, the present invention has a left-sided repair formed in a flat mountain shape or a flat semi-circular shape corresponding to the flat shape of a steel column. One end of the tool plate and the right jig plate are openably and closably supported by a hinge so as to form a flat square shape or a flat circular shape on both sides, and the other ends of the left jig plate and the right jig plate are Tightening pieces that have bolt insertion holes for tightening bolts are respectively provided in a protruding manner, and a horizontal plate having locking plates for locking bolt heads is provided at the front, rear, left, and right central portions of the left jig plate and the right jig plate. Forming a jig main body in which temporary beam supporting holes long in the direction are respectively provided, and hooking pieces for hooking the upper ends of the rooting posts are respectively provided on the upper surfaces of the bent portions of the left jig plate and the right jig plate, An angle member for supporting the temporary beam is inserted into each temporary beam supporting hole of the jig body, and a bolt head is locked to a locking plate or the like via a bolt and a nut. It is detachably attached like this.

(Function) By the technical means as described above, the jig main body is fitted to the upper end of the steel-columned pillar that is erected in the foundation concrete, and the hooking piece is fitted to the upper end of the rooted pillar. Then, tighten the bolts into the bolt insertion holes of the tightening pieces with bolts, and support the temporary beams on the angle members that are detachably attached to the temporary beam support holes of the jig body with bolts and nuts. To

Embodiment An embodiment of the present invention will be described below with reference to the drawings.

In the figure, reference numeral 1 is a jig body fitted into the upper end portion of a steel-framed post B that is erected on the basic concrete A. The jig body 1 is made of light square steel (square pipe). Two pairs of left and right upper jig plates 2 and a pair of upper and lower jig plates 3 formed in a flat mountain shape corresponding to the plane shape of the rooted pillar B of the steel frame are provided. 2 and lower jig plate 3
So that the temporary beam supporting holes 4 that are long in the lateral direction are provided at the intermediate portion between the one end and the bent portion and the intermediate portion between the bent portion and the other end, respectively. The members of the group and the members of the other end are connected to each other via several connecting pieces 5. The upper jig plate 2 and the lower jig plate 3 on the left side
And one end of the right side upper jig plate 2 and the lower side jig plate 3 are openably and closably supported by a hinge 6 so as to form a planar square shape on both sides, and the left side upper jig plate 2 and Lower jig plate 3
On the other end of the upper jig plate 2 and the lower jig plate 3 on the right side, a fastening piece 8 having a bolt insertion hole 7 is projectingly provided. Further, a pair of upper and lower locking plates 9 for locking bolt heads are provided on the outer surfaces of the upper and lower edges of the temporary beam supporting holes 4 of the upper and lower jig plates 2 and 3 of the left and right jig plates, respectively. Attach them so that they project slightly toward the hole 4 side. Further, trapezoidal latching pieces 10 for latching the upper ends of the steel pillars B are attached to the upper surfaces of the bent portions of the left and right upper jig plates 2 respectively, and the left and right upper jigs of the two right and left pairs are set. Reinforcing pieces 11 are formed between the outer surfaces of the plate 2 and the lower jig plate 3 side and the respective fastening pieces 8 side.

On the other hand, reference numeral 12 is a temporary beam C to the front, rear, left and right of the jig body 1.
An angle member 12 for supporting a vertical piece 1 having a single bolt insertion hole 13 formed therein.
4 and a horizontal piece 16 having four bolt insertion holes 15
It is formed in an L shape from and.

Then, the bolt 17 is inserted into the bolt insertion hole 7 of each tightening piece 8 of the jig body 1 formed as described above, and the nut 18 is inserted.
The bolts 19 are inserted into the temporary beam supporting holes 4 on the front, rear, left and right sides of the jig body 1 from the inside so that the bolt heads 20 are locked by the locking plates 9, respectively. The bolt insertion holes 13 of the vertical pieces 14 of the angle member 12 are inserted into the shaft portions 21 of the bolts 19 from the outside, and the nuts 22 are detachably attached.

In addition, the upper jig plate 2 and the lower jig plate 3 of the jig body 1 described above.
Is described and illustrated as being formed into a flat mountain shape corresponding to the flat shape of the rooted column B of light square steel (square pipe), but is not limited to this, and light round square steel ( It may be formed into a flat semicircular shape corresponding to the flat shape of the rooted column of the round pipe.

Further, the temporary beam support hole 4 of the jig body 1 is provided with a pair of upper and lower upper jig plates 2 and a lower jig plate 3 each having a flat mountain shape. The upper jig plate 2 and the lower jig plate 3 are connected to each other through one or more connecting pieces 5 between one end, the bending part, and the other end of the lower jig plate 3 respectively. The plate 3 is described and illustrated as being long in the lateral direction at an intermediate portion between one end portion and the bent portion and an intermediate portion between the bent portion and the other end portion, but the present invention is not limited to this, and two pairs of left and right upper and lower portions are provided. Alternatively, the pair of upper jig plates 2 and the lower jig plate 3 may be integrally molded, and the jig plates integrally molded may be provided in the central portions of the front, rear, left, and right in a laterally long direction. In this case, the pair of upper and lower locking plates 9 for locking the bolt heads are also provided on the outer surfaces of the upper and lower edge portions of the temporary beam supporting holes 4 of the two sets of the upper jig plate 2 and the lower jig plate 3 on the left and right sides. Each of the temporary beam support holes 4 is attached so as to project slightly toward the support hole 4 side, but instead of the locking plate 9.
It is also possible to integrally provide a locking portion projecting toward the temporary beam support hole 4 side in a stepped manner inside.

(Effects of the Invention) The present invention is configured as described above, and as shown in FIGS. 2 and 3, the jig main body 1 is provided at the upper end of the steel-made rooting pillar B that is erected on the basic concrete A. The fitting piece 10 is fitted to the upper end of the root post B so as to be fitted therein, and the fitting piece 10 is fastened to the bolt insertion hole 7 of the fastening piece 8 with the bolt 17 and each temporary installation of the jig body 1 is performed. Since the temporary beam C is supported on the angle member 12 which is detachably attached to the beam support hole 4 through the bolts 19 and the nuts 22, when the steel-made rooting column B is erected on the foundation concrete A, Not only the wobbling of the entry pole B can be reliably prevented, but also the position of the root entry pole B can be determined with certainty, so that the operation of installing the root entry pole B of the steel frame is extremely easy.

Moreover, one end of each of the left jig plates 2 and 3 and the right jig plates 2 and 3 which are formed into a flat mountain shape or a flat semicircular shape in correspondence with the flat shape of the steel-columned post B is flat on both sides. By supporting the hinge 6 to be openable and closable so as to have a square shape or a plane circular shape, when the jig body 1 is fastened to the upper end portion of the iron-in pillar B of the steel frame, the hinge 6 is used as an axis for opening and closing. As a result, the jig body 1 can be easily unfastened. Also, the left jig plate 2, 3
Since the hook pieces 10 are provided on the upper surfaces of the bent portions of the right jig plates 2 and 3, respectively, the jig body 1 can be securely hooked to the upper end of the root post B.

Further, temporary beam support holes 4 which are long in the lateral direction and have locking plates 9 for locking bolt heads are provided at the front, rear, left and right central portions of the left jig plates 2 and 3 and the right jig plates 2 and 3, respectively. As a result, not only can the bolt head 20 of the bolt 19 for mounting the angle member 12 be reliably locked to the locking plate 9 or the like of each temporary beam support hole 4, but also this bolt 19 can be fixed to each temporary beam support hole 4. Since it can slide laterally, the angle member 12 can be easily and reliably adjusted in the lateral direction.

[Brief description of drawings]

FIG. 1 shows an embodiment of the present invention. FIG. 1 is an exploded perspective view, FIG. 2 is a partially cutaway front view in use, and FIG. 3 is a plan view thereof. 1 ... jig body, 2 ... upper jig plate, 3 ... lower jig plate, 4 ... temporary beam support hole, 5 ... connecting piece, 6 ... hinge,
7: bolt insertion hole, 8: tightening piece, 9: locking plate, 1
0 …… Latching piece, 11 …… Reinforcing piece, 12 …… Angle material,
13 ... Bolt insertion hole, 14 ... Vertical piece, 15 ... Bolt insertion hole, 16 ... Horizontal piece, 17 ... Bolt, 18 ...
Nuts, 19 ... Bolts, 20 ... Bolt heads, 21 ...
Shaft, 22 ... Nut, A ... Basic concrete, B ... Rooted pillar, C ... Temporary beam C.

Claims (1)

[Scope of utility model registration request] 1. A left side jig plate and a right side jig plate, which are molded in a plane mountain shape or a plane semicircular shape in correspondence with the plane shape of a steel-framed post, have a square shape or a flat shape at both ends. The hinges are hinged so that they can be opened and closed in a circular shape, and at the other ends of the left jig plate and the right jig plate, tightening pieces each having a bolt insertion hole for a tightening bolt are provided to project. , A left long jig plate and a right jig plate are provided with laterally long temporary beam support holes having locking plates for bolt heads in the front, rear, left and right central portions of the left jig plate and the right jig plate, respectively. On the upper surface of the bent portion of the plate, a jig main body is formed by providing hooking pieces for hooking the upper ends of the rooted pillars, and angle members for supporting the temporary beam are formed in the temporary beam supporting holes of the jig main body. Fixing of a steel-framed column with a removable head so that the bolt head is locked to a locking plate via bolts and nuts. .