JPH06317016A - Formwork device for pillar - Google Patents

Abstract

PURPOSE:To remove the small breaking work of a formwork by unitizing a pillar formwork, and also, cope easily with the change of the dimension of the cross section of a pillar, arid shift a pillar formwork, which has fastened a timbering firmly to a face plate, easily and stably, and execute the adjustment of height of a pillar formwork easily and surely, and enable the adjustment of plumbing accuracy even if there is an obstacle around. CONSTITUTION:For a formwork device A, a pair of L-type units B are junctioned with each other. An L-type unit B consists of a face plate and an L beam 1, which is fastened to this face plate by a band member C, and a caster 11 and a base bracket 13 are attached to it. Moreover, a level adjusting mechanism 14 is provided at the lowermost section of the L-type unit B. For the L-type beam 1, a fixing column tie band 5 and a column tie band 6 for sliding, in which a column tie slide 9 is inserted, are connected together at right angles.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pillar formwork device,
More specifically, the present invention relates to a pillar formwork device that is easy to assemble and dismantle, and that is capable of quickly and accurately connecting and positioning the surface formwork on site.

[0002]

2. Description of the Related Art Conventionally, when constructing a pillar formwork, a side plate prefabricated to a predetermined size according to the size of a frame or a metal foam combined with a predetermined size is used as a face plate to locate a pillar on the floor. Had been placed. Furthermore, the clamps and thick materials such as single-pipe pipes and column clamps for supporting work are attached to this face plate to assemble the column formwork, and at the time of dismantling the column formwork after concrete placing, the support work and face plate Were dismantled separately with small payments.

In addition to the conventional construction method, in recent years, in order to speed up the formwork construction and reduce costs, large vertical and horizontal end materials are attached to the face plate and integrated in advance. The method of creating the surface formwork for each surface of the pillar, carrying it into the site using a crane, etc., and assembling and disassembling was adopted.

[0004]

By the way, in the conventional assembling method in which the face plate of the formwork is attached to the column at a predetermined position in advance and then the thick piece is attached, a large number of formwork engineers and skilled workers are required. Not only is the process complicated due to the installation of separators and foam ties to maintain the positional distance between the faceplates, but also chain, supports, etc. to maintain the accuracy of the pillar formwork and the level of the formwork. Many auxiliary materials are required. Further, when dismantling such a formwork with small payment, the number of materials generated by dismantling becomes very large, and it takes a great deal of effort to arrange and move this material, so speedup and The cost reduction request cannot be fulfilled.

Further, when the surface formwork in which the face plate and the support work are integrated in advance is used, the surface formworks are connected to each other when the surface formwork for each surface is carried into the pillar position on the floor and assembled. Or
Although it is necessary to adjust the level and the positioning to adjust the position, a large size and weight of the surface formwork require a great deal of time and labor.

Therefore, in the pillar formwork, two adjacent surface formworks of the pillars are connected to form a pair of L-shaped units.
It is conceivable to connect the mold units to one another so that they can be assembled.

However, in this case, in order to use the form once assembled in the L-shaped unit as a column having a different cross-sectional size, the surface forms are once separated from each other and then the size of each surface form is changed. After that, it is necessary to reconnect and assemble.
For this reason, the accuracy of the right angle at which the mutual surface formwork is joined must be adjusted each time, and it is not easy to convert it to a column having a different cross-sectional size.

Further, when the L-shaped unit is composed of the support bar and the face plate, if the support bar is fastened to the face plate by using a single hook bolt, it is not always in a stable fastening state, and the concrete striking is performed. The hook bolt may become loose due to the vibration of the vibrator during installation.

Further, it is conceivable that the L-shaped unit is provided with a moving device so as to be easily moved to a predetermined position, but in this case, there is a possibility that the moving device becomes unstable due to the mounting structure of the moving device. .

Further, a level adjusting mechanism for the column form, which is composed of a combination of L-shaped units, is provided. In this case, if the position of the level adjusting mechanism is located away from the surface form,
Level adjustment of surface formwork is not easy.

Furthermore, if a construction accuracy adjusting mechanism for the pillar formwork by the L-shaped unit is provided, if the mounting direction is fixed, for example, if the pillar is at the end of the building or near the opening. In some cases, the installation accuracy adjustment mechanism cannot be used.

An object of the present invention is to solve the problems of the above-described pillar formwork. By making the pillar formwork into a unit, the small payment work of the formwork can be eliminated and the formwork can be eliminated. It aims at labor saving and efficiency improvement in construction.

In particular, it is an object of the present invention to provide a unitized pillar formwork apparatus which can easily cope with a change in the cross-sectional size of a pillar without making small payments.

Also, to provide a pillar formwork device capable of firmly fastening the support work to a face plate formed of a metal foam or a wooden panel, and to easily and stably move it without making a small payment. (EN) Provided is a pillar formwork device capable of easily and reliably adjusting the height of a surface formwork, and further, adjusting the starting accuracy of the pillar formwork even when there is an obstacle around the pillar formwork. It is an object of the present invention to provide a unitized pillar formwork device having a possible mechanism.

[0015]

In order to solve the above-mentioned problems, in a pillar formwork apparatus according to claim 1, two adjacent surfaces of a pillar having a quadrangular cross section are integrally joined by a face plate and a supporting structure. By connecting the respective surface form frames formed to form a pair of L-shaped units, the L-shaped units can be disconnected from each other, and further, the L-shaped units have their intersections and / or It is characterized in that the tip portion is provided with a variable dimension mechanism that can be changed according to the cross-sectional dimension of the column.

The pillar formwork apparatus according to a second aspect of the present invention is characterized in that the face plate is formed of metal foam.

The pillar formwork apparatus according to claim 3 is characterized in that the face plate is formed of a wooden panel.

The pillar formwork apparatus according to a fourth aspect of the present invention is characterized in that the supporting member is clamped and fixed to the face plate by a band member.

The pillar formwork apparatus according to claim 5 is characterized in that a moving device for the L-shaped unit is attached to the supporting structure.

The pillar formwork device according to claim 6 is characterized in that the moving device is provided with a height adjusting mechanism for the L-shaped unit.

Further, the pillar formwork apparatus according to claim 7 is characterized in that a surface formwork is provided with a level adjusting mechanism of the L-shaped unit.

Further, in the pillar formwork apparatus according to claim 8, the L-shaped unit has an installation adjusting mechanism which is rotatable within a plane of a floor surface on which the pillar formwork is erected. .

[0023]

According to the pillar formwork apparatus of the present invention, the face plate and the supporting structure of the L-shaped unit composed of a pair of surface formwork conforming to the sectional shape of the pillar are integrally joined, and these L-shaped units are connected to the pillar. Place it in the specified position. The L-shaped units are connected to each other to assemble the formwork while adjusting the level from the floor and adjusting the construction. Next, when the pillar formwork is dismantled and diverted to a pillar having a different cross section, the pillar formwork is separated again into the L-shaped unit, and the crossing portion of the L-shaped unit and or The size of the face plate is changed by operating the variable size mechanism at the tip.

According to a second aspect of the present invention, there is provided a pillar formwork apparatus in which a metal foam is assembled to form a face plate having a cross-sectional shape of the pillar.

According to a third aspect of the present invention, there is provided a pillar formwork apparatus in which the wooden panel thus produced is assembled to form a face plate which is adapted to the sectional shape of the pillar.

Further, in the pillar formwork apparatus according to the fourth aspect of the present invention, the support work is firmly connected by fastening the support work to these face plates with the band member.

Further, in the pillar formwork apparatus according to the fifth or sixth aspect, the surface formwork of the L-shaped unit is adjusted to a height necessary for assembling and disassembling, and the L-shaped unit is easily horizontally moved by the moving device. You can

According to the seventh aspect of the present invention, there is provided a pillar formwork apparatus, which uses a level adjusting mechanism which is directly joined to the surface formwork of the L-shaped unit to reliably move the L-shaped unit up and down to a predetermined height. be able to.

Further, in the pillar formwork apparatus according to the eighth aspect, it is possible to adjust the buildup of the pillar formwork by rotating the buildup adjustment mechanism of the L-shaped unit to an appropriate position.

[0030]

Embodiments of the present invention will now be described in detail with reference to the accompanying drawings. 1 to 22 are views showing an embodiment of a pillar formwork device according to the present invention. 1 is a front view of the pillar formwork device, FIG. 2 is a plan view thereof, and the formwork device A is constructed by connecting a pair of L-shaped units B to each other, and FIG. FIG.

Inside the L beam 1 as a lateral end thick material arranged at a predetermined interval of the L-shaped unit B, a metal foam 2 having a predetermined allocation according to the column cross section and the concrete pouring height is provided. There is. This metal foam 2 forms a face plate. And this L beam 1 is metal foam 2
Then, it is fastened via the hook bolt 3 and the column tie washer 4 which form the band member C, whereby the L beam 1 and the metal foam 2 are integrally joined. Therefore, the L-shaped unit B has a structure in which two adjacent surface molds are connected at a right angle.

The L beam 1 has a structure in which a fixed column tie band 5 and a slide column tie band 6 are connected at a right angle. As shown in FIGS. 4 and 5, the fixed column tie band 5 is mainly composed of a flat square pipe 5a, and the flat face of the square pipe 5a is provided with holes 5b on the upper and lower faces at predetermined intervals. Has penetrated. A plate portion 5c is welded to the upper and lower surfaces of the flat square pipe 5a at one end of the fixed column tie band 5 so as to project in a T-shape facing each other. Three bolt holes 5d penetrate through the upper and lower plate portions 5c, and an adjusting bolt 5f is screwed into a small plate 5e welded to connect the upper and lower plate portions 5c.

On the other hand, a U-shaped corner tightening 7 is rotatably attached to the hole 5b via a pin 8. As shown in FIGS. 6 and 7, the corner tightening 7 has a nut 7b fixed to a bent portion of a band portion 7a bent in a U shape, and a bolt 7c is screwed to the nut 7b. A nut 7e is fixed to the end of the bolt 7c,
A plain washer 7d is rotatably fixed to the tip of the.

As shown in FIGS. 8 and 9, the structure of the slide column tie band 6 is as shown in FIG.
It is a flat square pipe having holes 6a penetrating at a predetermined interval similar to. This hole 6a is provided at one end of the slide column tie band 6 with the fixed column tie band 5
Are drilled at the proper pitch to connect. On the other hand, holes 6a are formed in the other end of the slide column tie band 6 at a finer pitch, and the column tie slides 9 shown in FIGS. 10 and 11 are inserted using the holes 6a. To be done. The number and pitch of the holes 6a determine the range to which the fixed column tie band 5 is connected. The column tie slides 9 are mainly formed by two facing angle steels 9a, and holes 9b penetrate through each side of the facing angle steels 9a at a predetermined interval. The hole 9b is aligned with the hole 6a formed in the column tie slide 9 at an appropriate position, and the fixing bolt 10a is inserted into the hole 6a to fasten the two. Depending on the position where the column tie slide 9 is fastened, the allocation of the metal foam 2 attached inside the L beam 1 can be changed within a predetermined range.

A small plate portion 9c for connecting the facing angle steels 9a is welded to the column tie slide 9, and the small plate portion 9c has an angle of about 45 degrees inward and outward of the plane of the L beam 1. The bracket portion 9d is projected. An end plate 9e having a projection at its tip is welded to the bracket 9d. A corner tightening 7 rotatably attached to the hole 5b of the fixed column tie band 5 via a pin 8 is attached to the bracket portion 9d.

The mounting method of the corner tightening 7 is as follows. The band portion 7a of the corner tightening 7 is aligned with the bracket portion 9d, the bolt 7c is tightened, the flat washer 7d is brought into contact with the bracket portion 9d, and further pressed, whereby the corner tightening 7 is firmly attached to the bracket portion 9d. . As a result, the fixed column tie band 5 and the column tie band 6
The column tie slide 9 that is integrated with is tightly connected.

On the other hand, the slide column tie band 6 is provided between the upper and lower plate portions 5c of the fixed column tie band 5.
The bolt hole 5 formed in the plate portion 5c.
d and the bolt hole 6a of the slide column tie band 6
By aligning and with appropriate positions and inserting the two fixing bolts 10b, finely adjusting the angle formed by the fixing column tie band 5 and the slide column tie band 6 with the adjusting bolt 5f, and then tightening the fixing bolt 10b. , Fixed column tie band 5 and slide column tie band 6
Are connected and fixed, and a predetermined angle, that is, a right angle is accurately maintained.

Next, the band member C for firmly binding the L beam 1 and the metal foam 2 formed by the above-mentioned structure will be described with reference to FIGS. 12 and 13. L beam 1
The fixed column tie band 5, the slide column tie band 6 and the column tie slide 9 which form the above are tightly connected to the metal foam 2 by the hook bolt 3 and the column tie washer 4 which form the band member C. A hook bolt 3a of a single screw is fixed to one end of the column tie washer 4, and a long bolt hole 4a is formed in the other end. The hook bolts 3b of both screws are inserted into the elongated bolt holes 4a. Since the bolt hole 4a is a long hole, some error in mounting the hook bolt 3b can be absorbed. The hook portions of these two hook bolts 3a and 3b are inserted into the rib holes 2c formed in the rib 2a of the metal foam 2 and attached using the nut 3c. The space formed by these two hook bolts 3a and 3b is the same as the L beam 1 described above.
The members constituting the above, that is, the fixed column tie band 5, the slide column tie band 6 and the column tie slide portion 9,
Each space must fit properly.
The nuts 3d of the hook bolts 3b inserted into the bolt holes 4a of the column tie washers 4 are tightened to press the members forming the L beam 1 against the ribs 2a of the metal foam 2 to firmly bond them.

Each L composed of such members
The L beam 1 of the mold unit B is supported by the casters 11, which are a plurality of moving devices, in a state where the metal foam 2 is tightly bound. A level jack 12 capable of adjusting the height of the L-shaped unit B is joined to the caster 11, and the level jack 12 directly supports the L beam 1. This caster 11 and level jack 1
2 will be described with reference to FIGS. 14 and 15. The level jack 12 includes a base 12b fastened to the head plate 11a of the caster 11 by a bolt nut 12a, a height adjusting bolt 12c protruding from the base 12b, and a nut 12d screwed to the height adjusting bolt 12c. And a bracket member 12e fixed to the nut 12d. This bracket member 12
e has a plurality of bolt holes 12f and a notch 12 for preventing the bolt.
g is provided, and the nut 1 is inserted in the bolt hole 12f.
2h is stuck. The bolt hole 12f is aligned with any one of the hole portions 5b, 6a, 9b formed in the fixed column tie band 5 of the L beam 1, the slide column tie band 6 or the column tie slide portion 9, and the joining bolt 12i. Is fastened to the nut 12h by screwing.
At this time, since the bracket portion 12e is provided with the rotation preventing stopper 12j, the single bolt 12i can be securely fastened. Next, a method of adjusting the height of the L-shaped unit B using the level jack 12 will be described. Since the bracket 12e and the nut 12d fixed to the bracket 12e are fixed to the level jack 12 attached to the L-beam 1 as described above, the head 12k formed in the polygonal shape of the height adjusting bolt 12c is fixed. The height of the L-shaped unit B is adjusted to a predetermined height by mounting the jig and rotating the adjustment bolt 12c and adjusting the nut 12d and the bracket portion 12e to the predetermined height. is there. By this height adjustment, it is possible to absorb some errors in the mounting position of the level jack 12 and unevenness of the floor surface.

Further, the L-beam 1 of each L-shaped unit B is provided with, for example, three base brackets 13 which are installation adjusting mechanisms. Details of the configuration of the base bracket 13 will be described with reference to FIGS. 16 to 18. The base bracket 13 includes a vertical member 13a and a diagonal member 13b.
And the horizontal member 13c are fixed to each other, and the diagonal member 13b and the horizontal member 13c are fixed to the sheath tube 13d. This sheath tube 13
A hexagonal nut 13e is fixed to d, and this sheath pipe 13
A bolt 13f that inserts d is screwed. This bolt 1
The lower end of 3f is hinged to the base 13g, and can be tilted according to the unevenness of the floor. The base 13g is provided with a long hole 13r.
The base bracket 13 can be fixed by inserting an anchor bolt embedded in the floor into r and tightening it.

On the other hand, a hexagonal head portion is formed on the bolt 13f, and a jig is inserted into the head portion and rotated to adjust the height of the bolt 13f. On the other hand, an upper sheath pipe 13h and a lower sheath pipe 13i are loosely fitted to the vertical member 13a, and the vertical member 13a can freely rotate in these sheath pipes. A connection member 13j made of chevron steel is fixed to the upper sheath pipe 13h and the lower sheath pipe 13i. The connecting member 13j includes a bolt hole 13k and a cutout 13 for preventing the bolt.
Is provided. This bolt hole 13k, L beam 1
The fixed column tie band 5 or the slide column tie band 6 or the hole portions 5b, 6a, 9b formed in the column tie slide portion 9
The bolt 13m is inserted through these and fastened with the nut 13n.

A pair of pin holes 13 is formed in the lower sheath tube 13i.
o has been drilled. Further, a plurality of paired pin holes 13p adapted to the pin holes 13o pass through the vertical member 13a at the portion where the lower sheath tube 13i is mounted.
The vertical member 13a is rotated to align the pin hole 13o at an appropriate position of the pin hole 13p, and the R pin 13q is inserted to lock the vertical member 13a and the lower sheath tube 13i. In this way, the position where the base bracket 13 is installed can be changed depending on the position where the R pin 13q is inserted, and the base bracket 13 can be installed while avoiding other formwork materials such as supports for beam receivers. This installation adjustment mechanism 13 is a bolt 1
Although 3f adjusts the inclination of the form, that is, the start-up, the base 13g functions to suppress the column form, and therefore also serves to prevent the form from tilting when placing concrete.

Further, at the lowermost part of the metal foam 2 of the L-shaped unit B, a level adjusting mechanism 14 for adjusting the height of the L-shaped unit B is provided. Details of the level adjusting mechanism 14 will be described with reference to FIGS. 19 and 20. In this level adjusting mechanism 14, an upper plate 14a bent in a U shape and a lower plate 14b bent in an L shape are arranged so as to sandwich the lowermost rib 2a of the metal foam 2. The upper plate 14a includes a joining bolt 14c for the lower plate 14b and a level bolt 1
4d, the bolt holes 14e, 14
f is bored, and nuts 14g and 14h are fixed to the bolt holes 14e and 14f, respectively. Further, the lower plate 14b is provided with a bolt hole 14i for inserting the joining bolt 14c. The bolt holes 14e and 14i of the upper and lower plates 14a and 14b are formed in the rib 2a of the metal foam 2.
In accordance with c, the joining bolt 14c is inserted and screwed into the nut 14g and tightened. At this time, since the guide 14j is projectingly provided on the upper plate 14a, one joining bolt 14c is formed.
Even if they are fastened together, the rotation of both plates can be suppressed.
Next, a jig is fitted to the polygonal head 14k of the level bolt 14d that is screwed into the nut 14h, and the length of the level bolt 14d is adjusted by rotating the jig. As a result, the height of the metal foam 2 joined to the level adjusting mechanism 14 is also adjusted.

The level adjusting mechanism 14 is composed of a single plate 1 bent into an L shape as shown in FIGS. 21 and 22.
It may be 4. In this case, the joining bolt hole 1
In addition to 4e, a bolt hole 14m for joining to the rib hole 2c of the vertical rib 2a of the metal foam 2 is required.

Next, a description will be given of the work process in the case of assembling the pillar formwork using this formwork apparatus A. First, in order to assemble a column form suitable for the column cross-sectional shape, the position of the hole 6a of the slide column tie band 6 is selected, and the fixed column tie band 5 is attached thereto by the fixing bolt 10b. The hole 6a selected at this time makes it possible to match the cross section of any of large and small columns. A column tie slide 9 is attached to the slide column tie band 6 at a predetermined position according to the cross section of the column. In the fixed column tie band 5, by selecting an appropriate position of the hole portion 5b and attaching the corner tightening 7 with the pin 8, the L beam 1 adapted to the cross section of the column is assembled.

A metal foam 2 having a predetermined layout is attached to the inside of the L beam 1, and the L beam 1 is tightly connected to the metal foam 2 by using a hook bolt 3. In this way, the L-shaped unit B in which the two adjacent surface molds are joined at a right angle is erected on the slab S. On the other hand, the root winding angle 15 is fixed to a predetermined position of the slab S (FIG. 1).

A level jack 12 with casters 11 is previously attached to the L-shaped unit B. The level jack 12 is adjusted to raise the L-shaped unit B to a predetermined height, and the casters 11 are used to horizontally The two ends of the L-shaped unit B are brought into contact with each other so that they are moved to face each other so as to surround the root winding angle 15.

Next, the level adjustment mechanism 14 is used to adjust the level of the L-shaped unit B, and the entry adjustment mechanism 13 is used to perform entry adjustment. In a sufficiently adjusted state, the corner tightening 7 is rotated to cover the bracket portion 9d of the other column tie slide 9, and the bolt 7c is tightened to connect and fix the L-shaped units B to each other.

After that, concrete is poured to a predetermined level of the metal foam 2, and after the concrete is hardened, the corner tightening 7 is removed and the L-shaped units B are separated from each other to complete the disassembly. When this formwork apparatus A is diverted to another pillar formwork having a different cross-sectional shape, adjustment is performed as follows.

After the dismantling, when the column form is not so high, the allocation of the metal foam 2 is partially changed while the caster 11 and the base bracket 13 are erected. If the layout can be changed by moving only the column slide 9, it is not necessary to readjust the right angles of the surface formwork. If the column cross-sectional shape changes significantly, the adjustment cannot be made only with the column slide 9, so it is necessary to change the position of the hole 6a of the slide column tie band 6 for tightening the fixing bolt 10b. In this case, a right angle readjustment is required, but it is possible to use it for a column having a large cross section.

In the embodiment described above, the metal foam 2 is used for the face plate of the column form, but a column form using a wooden panel for the face plate may be used. Another embodiment using a wooden panel as the face plate will be described with reference to FIGS. 23 to 31. FIG. 23
Is a front view of a pillar formwork device using a wooden panel, FIG. 24 is a plan view thereof, and FIG. 25 is a plan view of the formwork device with an L-shaped unit B separated.

Inside the L-beam 1 as a lateral end thick material arranged at a predetermined interval of the L-shaped unit B, a wooden panel 22 produced according to the column cross section and the concrete pouring height is provided. This wooden panel 22 forms a face plate. The wooden panel 22 is manufactured by fixing the stile 22b to the plywood 22a, and the corners of the stile 22b are reinforced by attaching the corner metal members 22c. The size (width and length) of the face plate of the wooden panel 22 is determined according to the column cross section or the standard size of the plywood 22a, and several types of sizes of the wooden panel 22 are prepared in advance in consideration of diversion.

Although the plywood 22a is used as the face plate in this embodiment, it is of course not limited to this and a wooden panel having a loose plate attached thereto may be used.

A fastening jig attachment metal fitting 21 is nailed to a predetermined position of the pier 22b of the wooden panel 22 to fasten the fastening jig 2
3 engage. This fastening jig 23 and column tie washer 24
Constitutes a band member C and fixes the L beam 1 to the wooden panel 22.

The structures of the fastening jig mounting member 21 and the band member C for fixing the L beam 1 will be described with reference to FIGS. 26 to 29. FIG. 26 is a plan view of the fastening jig mounting member 21, and FIG. 27 is a side view of the same. FIG. 28 is a side view of the band member C in a state where the fastening jig 23 is engaged with the fastening jig mounting bracket 21 and the column tie washer 24 is tightened to assemble the band member C.
Is a front view of the same.

The fastening jig fitting 21 has a plurality of nail holes 21a.
And a locking plate 21d protruding from the plate 21b and having a notch 21c for locking the fastening jig 23. The fastening jig attachment metal fitting 21 is previously nailed to the beam 22b at the height to which the L beam 1 is attached.

As in the case where the L beam 1 is attached to the metal foam 2, the fixed column tie band 5 or the slide column tie band 6 and the column tie slide 9 are attached to the wooden panel 22 by the fastening jig 23 and the column tie washer 24. Be tied up. An L-shaped steel rod 23a is fixed to one end of this column tie washer 24, and a long bolt hole 24 is attached to the other end.
a is provided. A nut 23c into which a straight bolt 23b having a single screw is inserted and screwed into the elongated bolt hole 24a.
Tighten the column tie washer 24 by. The tip 23 of each of the L-shaped steel rod 23a and the straight bolt 23b
The circular seat 23f is fixed to the d and 23e, and the locking plate 21d
Engages with the notch 21c.

The L beam 1 is inserted into the fastening jig 23 having the above structure, and the column tie washer 24 is fastened to firmly fasten the wooden panel 22.

Each L composed of such members
In the L-beam 1 of the mold unit B, a plurality of casters 11, which are moving devices, and a base bracket 13, which is an installation adjusting mechanism, are attached in the same manner as the metal foam 2 in a state where the wooden panel 22 is tightly connected. A level adjusting mechanism 34 for adjusting the height of the L-shaped unit B is provided at the lowermost portion of the wooden panel 22 of the L-shaped unit B. Details of the level adjusting mechanism 34 will be described with reference to FIGS. 30 and 31. FIG. 30 is a front view of the level adjusting mechanism 34, and FIG. 31 is a side view of the same.

The level adjusting mechanism 34 includes a bolt support plate 34a bent into an L shape, and a tie 22b at the lower end of the wooden panel 22 fixed to the bolt support plate 34a.
And an L-shaped panel support plate 34b that is locked to the. The panel support plate 34b has a plurality of nail holes 34.
c is pierced and nailed from the outside so as to surround the stile 22b at the lower end of the wooden panel 22. Bolt support plate 34
In order to insert the level bolt 34d in a, a bolt hole 3
4e and a plurality of nail holes 34f are bored, and a nut 34g is fixed in accordance with the bolt hole 34e. 34g of this nut
The jig is fitted to the polygonal head portion 34h of the level bolt 34d that is screwed into, and the length of the level bolt 34d is adjusted by rotating the jig. Thereby, the height of the wooden panel 22 joined to the level adjusting mechanism 34 is also adjusted.

The level adjusting mechanism 34 may be a simple one in which a flat plate 34i is welded to an L-shaped bent bolt support plate 34a as shown in FIGS.

[0062]

As described above, according to the first aspect of the present invention, the pillar formwork is unitized so that a small amount of work for the formwork can be eliminated and labor saving and efficiency can be achieved. It is possible to easily deal with changes in column cross-sectional dimensions without paying.

Further, according to the second aspect of the present invention, since the face plate is formed of metal foam, a solid column form can be manufactured, and it can endure a plurality of diversions.

Further, according to the third aspect of the present invention, since the face plate is formed of a wooden panel, it is possible to manufacture a lightweight and simple pillar formwork.

Further, according to the invention of claim 4, since the supporting work is clamped and fixed to the face plate by the band member, the supporting work can be firmly attached and is not loosened during the construction.

According to the fifth aspect of the present invention, since the moving device for the L-shaped unit is attached to the supporting work, the moving device is firmly attached and can be moved without making small payments.

According to the sixth aspect of the invention, since the moving device has the height adjusting mechanism of the L-shaped unit, the level can be adjusted according to the floor surface to be constructed.

According to the seventh aspect of the present invention, the height of the column form can be easily adjusted by attaching the level adjusting mechanism that is directly joined to the surface form of the L-shaped unit.

Further, according to the invention of claim 8, the pivotable building adjustment mechanism is attached to the L-shaped unit so that the pillar formwork can be installed even when there is an obstacle near the pillar formwork. The precision can be adjusted.

[Brief description of drawings]

FIG. 1 is a front view of a pillar formwork device.

FIG. 2 is a plan view of a pillar formwork device.

FIG. 3 is a plan view of an L-shaped unit in a separated state.

FIG. 4 is a front view of a fixed column tie band.

FIG. 5 is a plan view of a fixed column tie band.

FIG. 6 is a plan view of corner tightening.

FIG. 7 is a sectional view of corner tightening.

FIG. 8 is a front view of a slide column tie band.

FIG. 9 is a plan view of a slide column tie band.

FIG. 10 is a plan view of a column tie slide.

FIG. 11 is a front view of a column tie slide.

FIG. 12 is a sectional view of a hook bolt and a column tie washer.

FIG. 13 is a side view of a hook bolt and a column tie washer.

FIG. 14 is a plan view of a height adjusting mechanism with casters.

FIG. 15 is a side view of a height adjusting mechanism with casters.

FIG. 16 is a plan view of a building adjustment mechanism.

FIG. 17 is a side view of the building adjustment mechanism.

FIG. 18 is a partial detailed view of the construction adjustment mechanism.

FIG. 19 is a front view of a level adjusting mechanism.

FIG. 20 is a sectional view of a level adjusting mechanism.

FIG. 21 is a side view of another embodiment of the level adjusting mechanism.

FIG. 22 is a front view of another embodiment of the level adjusting mechanism.

FIG. 23 is a front view of a pillar formwork device using a wooden panel.

FIG. 24 is a plan view of a pillar formwork device using a wooden panel.

FIG. 25 is a plan view showing a state where the L-shaped unit B of the pillar frame device using the wooden panel is separated.

FIG. 26 is a plan view of a fastening jig attachment fitting.

FIG. 27 is a side view of the fastening jig attachment fitting.

FIG. 28 is a side view of the band member.

FIG. 29 is a front view of the band member.

FIG. 30 is a front view of the level adjusting mechanism.

FIG. 31 is a side view of the level adjusting mechanism.

FIG. 32 is a front view of another embodiment of the level adjusting mechanism.

FIG. 33 is a side view of another embodiment of the level adjusting mechanism.

[Explanation of symbols]

 A Formwork device BL type unit C Band member 1 L beam 2 Metal foam 3 Hook bolt 4 Column tie washer 5 Fixed column tie band 6 Column tie band for sliding 7 Corner tightening 8 Pins 9 Column tie slide 10a Fixing bolt 11 Caster 12 Level jack 13 Base Bracket 14 Level Adjusting Mechanism 15 Nemaki Angle 21 Fastening Jig Mounting Bracket 22 Wooden Panel 23 Fastening Jig 24 Column Tie Washer 34 Level Adjusting Machine

Claims (8)

[Claims] 1. A pair of L-shaped units are formed by connecting two adjacent two surfaces of a column having a quadrangular cross section with a face plate and a supporting member integrally joined together to form a pair of L-shaped units. It is possible to disconnect the mold units from each other, and further, the L-shaped unit is provided with a variable size mechanism that can be changed according to the cross-sectional size of the pillar at the intersection and / or the tip thereof. Formwork device. 2. The pillar formwork device according to claim 1, wherein the face plate is formed of metal foam. 3. The pillar formwork apparatus according to claim 1, wherein the face plate is formed of a wooden panel. 4. The pillar formwork apparatus according to claim 1, wherein the supporting member is clamped and fixed to the face plate by a band member. 5. The moving device for the L-shaped unit is attached to the support work.
Formwork device for the described pillar. 6. The pillar formwork device according to claim 5, wherein the moving device is provided with a height adjusting mechanism of the L-shaped unit. 7. The pillar formwork apparatus according to claim 1, wherein the surface formwork is provided with a level adjusting mechanism of the L-shaped unit. 8. The pillar according to claim 1, wherein the L-shaped unit has a building adjustment mechanism that is rotatable within a plane of a floor surface on which the pillar formwork is erected. Formwork device.