JPH032467A - Structure for connecting meshed form at intersection - Google Patents

Abstract

PURPOSE:To make adjustment for staggering in position of upper surface rulers possible and to make easy connection of meshed forms practicable by providing a connecting hardware, capable of making dimensional adjustment, for connecting the upper surface rulers each other at a point where the meshed forms intersect each other in T-shape. CONSTITUTION:To supports 2 erected at the outside of a pair of meshed boards 1 that are placed facing each other, wales 3 are attached and the meshed boards are supported therewith. Then an upper surface ruler 4 is arranged over the upper face of the meshed board 1 and is connected to the supports 2, and the meshed boards 1 are hung down with the upper surface ruler 4 and the wales 3 and a meshed form is structured thereby. Then a connecting hardware 35 is arranged at the end of the upper surface ruler 4 at the straight part of the meshed form that is intersected in T-shape by another meshed form, and a slit 36 of the connecting hardware is connected to the end of the upper surface ruler 4. Then an U-shaped fitting part 38 provided at the opposite end of the connecting hardware 35 is fitted to the side of the upper surface ruler 4 at the straight part and is connected thereto. Thereby connection at the intersecting part can be made dimensionally adjustable.

Description

[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to mesh formwork assembled using mesh boards, in which the top rulers are connected to each other at the portion where the mesh formwork intersects in a T-shape when viewed from above. It concerns the structure to which it is connected.

[Prior Art] Conventionally, in this type of mesh formwork, at the intersection where the mesh formwork is connected in a T-shape when viewed from above, the top rulers are appropriately joined with binding wires or supports. The joining method was not clearly determined.

[Problems to be solved by the invention] Conventionally, there has been a problem in that the joining method has not been clearly determined, so it is difficult to know how to join at the site, which makes construction time-consuming. Construction must be carried out while taking into consideration the positional relationship of the top ruler, and this also poses the problem of time-consuming construction.

The present invention has been made in view of the above points, and an object of the present invention is to be able to reliably connect the top rulers with each other using a fixed joining method, and to maintain the positional relationship of the top rulers. To provide a connection structure for the intersection of mesh formworks, which can be easily connected while adjusting the position even if shifted.

[Means for Solving the Problems] In order to achieve the above object, the connection structure of the intersection of the mesh formwork of the present invention is such that a pair of mesh plates 1 are arranged to face each other, and the mesh plates 1 are erected outside. The bat angle 3 on the prop 2
is attached and supports the outer surface of the mesh plate 1 at the flap angle 3,
In the mesh formwork in which a top ruler 4 is placed above each mesh board 1, the top ruler 4 is connected to the support 2, and the mesh board 1 is suspended and held from the top ruler 4 and the flap angle 3,
The mesh formwork is made to intersect in a substantially T-shape when viewed from above, and a connecting fitting 35 is placed at the end of the top ruler 4 of the mesh formwork that butts against the straight part. A screw thread 37 is inserted between the elongated hole 36 and the end of the top ruler 4.
The connecting fitting 35 is connected to the end of the top ruler 4 so that its position can be freely adjusted in the longitudinal direction by inserting the connecting fitting 35 into the mesh formwork of the straight part. It is characterized in that the fitting part 38 of the connecting fitting 38 is connected to the top ruler 4 by a screwdriver 39 which is fitted into the side part of the top ruler 4 and screwed into the fitting part 38.

[Operation] Connect one end of the connecting fitting 35 to the end of one of the top rulers 4 using a screw thread 37, and fit the fitting part 38 at the other end of the connecting fitting 35 to the side of the other top ruler 4. The top ruler 4 is arranged in a T-shape when viewed from above by connecting with a screw 39.
can be connected to each other.

Furthermore, by slidingly adjusting the elongated hole 36 with respect to the screw 37, the position can be adjusted at the connecting portion to absorb dimensional errors in construction.

[Example] The base muscles 6 are a straight base muscle 6a and a corner base muscle 6b.
As shown in Figure 3, they are arranged side by side on the ground where the foundation will be constructed. The corner base reinforcement 6b arranged at a part of the corner is integrally provided with four base metal fittings 7, and the base metal fittings 7 are placed on the ground and the corner base reinforcement 6b is raised above the ground, and the straight base Line 6a
By connecting the end portions of the straight base reinforcements 6a to the corner base reinforcements 6b, the straight base reinforcements 6a are also suspended from the ground. A bolt 8 is installed upright on each base metal fitting 7, and a nut 9 is attached to the bolt 8.
are tied together. The main reinforcing bars 10 are integrally erected on the straight base bars 6a and corner base bars 6b of the base bars 6. First, an inverted truncated conical cylindrical connection 14:11 is placed on the base metal 7, and the connection tool A support 2 is erected on top of the support 11. When attaching the connecting tool 11 to the base metal fitting 7, insert the bolt 8 from the lower end opening of the connecting tool 11, and insert the connecting tool 11 into the nut.
The bottom edge of the paper is placed on top. 7 runs 1 at the upper end of the connector 11
2 and the 72-inch hole 13 at the lower end of the support 2 are overlapped and connected by bolts and nuts 34. On the outer surface of the support 2, there are a plurality of sets of pins 1, each consisting of a pair of upper and lower bottles 14a and 14b.
4a and 14b are provided to protrude outward, and a fixing piece 15 is provided to protrude from the upper end of the support column 2 in two directions. As shown in FIG. 4, the top ruler 4 is composed of a straight line ruler 4a and a corner ruler 4b. The corner constant 4b is formed by connecting the protruding corner material 16 and the internal corner material 17 with a spacing member 18, and a gate-shaped stop is provided at the end of the protruding corner material 16 and the end of the internal corner material 17. The bin 19 is installed. Anchor holes 2 are provided in the spacing member 18.
0 is set. This corner ruler 4b is placed on the upper end of the support column 2, and is attached by inserting the pin portion of the stop pin 19 into the through hole of the fixing piece 15. The flap corner support member 22 has an abbreviated shape and includes a vertical piece, a horizontal piece, and a hook portion. The hook part of the flap corner support member 22 is hooked to the upper pin 14a, and the lower part of the vertical piece is attached to the lower bin 14b so as not to rotate. The flap corner 3 is constructed so as to span a part of the corner, and is placed and attached to the horizontal piece of the flap corner support member 22. The straight line ruler 4a of the top ruler 4 is formed by installing the spacing member 18 and the connecting member 24 between the pair of angles 23, and the straight line ruler 4a is formed by connecting the end to the end of the corner constant ruler 4b. As shown in FIG. 4, mesh plate supports 28 are attached to the lower corner 3 of the construction at appropriate intervals. This mesh plate support member 28 has a hook portion 28a at the upper end hooked onto the flap corner 3, and a receiver portion 28b at the lower end of the mesh plate support member 28. The mesh plate 1 is inserted from above and placed along the inner surface of the flap corner 3, and the lower end of the mesh plate 1 is placed on the support portion 28b so that the lower end of the mesh plate 1 is suspended and supported. A clamp member 32 is provided on the inner surface of the angle 23 of the top ruler 4. The upper end of the mesh plate 1 is sandwiched between the angle 23 and the clamp member 32, and the mesh plate 1 is tightened by operation of the screw member 32a. The upper end is suspended and supported. After the mesh plate 1 is attached in this way, the footing form 33 is assembled so as to surround the base reinforcement 6 as shown in FIG. An anchor bolt is inserted into the anchor hole 20 and supported. Further, in the mesh formwork assembled as described above, the top ruler 4 is connected by a connecting fitting 35 as follows at the portion where the mesh formwork intersects in a T-shape when viewed from above.

The connecting fitting 35 has an elongated plate shape as shown in FIG.
A long hole 36 is provided at one end, and a U-shaped fitting portion 38 is provided at the other end. A screwdriver 39 for tightening is screwed onto the upper part of the U-shaped fitting part 38, and the connecting fitting 3
A positioning pin 40 is provided protruding from the lower surface of 5. As shown in FIG. 6, this connecting fitting 35 is placed at the end of the angle 23 of the linear ruler 4a of the top ruler 4 that is to be matched, and one end of the connecting fitting 35 is placed on the lower surface of the end of this angle 23. Then, the screws 37 are inserted into the angle 23 and the elongated hole 36 to attach it.

Then, the fitting part 38 at the other end of the connecting fitting 35 is fitted to the side of the angle 23 of the linear ruler 4a of the other top ruler 4, and the screwdriver 39 is tightened to fix the fitting part 38. At this time, place the positioning pin 40 of the connection fitting 35 on the fixed piece 15 of the support 2.
It is positioned by fitting into the through hole. Furthermore, by sliding the elongated hole 37 against the screwdriver 39, even if there is a construction error, the position can be adjusted and the connection can be made.

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 at the footing at the top ya* of the footing formwork 33, and concrete is poured up to the upper end of the mesh plate 1 between the mesh plates 1. When concrete hardens, base reinforcement 6,
The main reinforcing bars 10, the base metal fittings 7, and the connectors 11 are buried, and the mesh plate 1 is integrated on the surface. When the concrete hardens, use the top ruler 4, flap angle 3, and post 2 in the opposite direction as above.
etc. are decomposed. 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 ruler 4, the clip 27 is removed, the straight ruler 4a is removed, and then the flap is removed. At the same time as the corner 3 is removed, the flap corner support member 22 is removed, and the corner ruler 4b is removed.
is removed, and then the strut 2 is removed. When removing the column 2, the bolt and nut 34 are removed to remove the space between the connector 11 and the column 2. After the concrete has hardened, each removed member is reused repeatedly.

[Effects of the Invention] As described above, the present invention provides a connection fitting at the end of the top ruler of the mesh formwork which intersects the mesh formwork in a substantially T-shape when viewed from above and butts against the straight part. and insert a screw into the elongated hole at one end of the connecting fitting and the end of the above-mentioned top ruler to connect the connecting fitting to the end of the top ruler so that its position can be freely adjusted in the longitudinal direction. Fit the U-shaped fitting part provided at the other end to the side of the top ruler of the mesh formwork in the straight part,
Since the fitting part of the connecting fitting is connected to the top ruler with a screwdriver screwed into the fitting part, connect one end of the connecting fitting to one of the top rulers with the screwdriver, and then connect the other end of the connecting fitting with the screwdriver. By fitting the fitting part at the end to the side part of the other top ruler and tightening the screws, the top rulers can be connected in a T-shape when viewed from above, and can be easily connected using a joining metal fitting. It can be connected to the pipe, making it easy to install, and the dimensions can be adjusted using long holes, making it easy to install even if there are construction errors.

[Brief explanation of drawings]

Fig. 1 is a perspective view of one embodiment of the present invention, Fig. 2 is a sectional view of the same, Figs. 3 and 4 are perspective views of the same during construction, and Fig. 5
The figure is a perspective view of the same connection fitting as above, and Fig. 6 is a perspective view of the connection with the connection fitting, where 1 is a mesh plate, 2 is a support, 3 is a flap angle, 4 is a top ruler, and 35 is a connection. Metal fittings, 36 is a long hole, 37 is a screw, 38 is a fitting part, and 39 is a screwdriver. Agent Patent Attorney Ishi 1) Choshichi

Claims (1)

[Claims] [1] Arrange a pair of mesh boards so that they face each other, attach a bata angle to a post set up on the outside of the mesh board, support the outer surface of the mesh board with the bata angle, and place the mesh board above each mesh board. In a mesh formwork in which a top ruler is placed and the top ruler is connected to a support, and a mesh plate is suspended and held at the top ruler and the corner of the butterfly, the mesh formwork becomes approximately T-shaped when viewed from above. Place a connecting fitting at the end of the top ruler of the mesh formwork that intersects the mesh formwork and butts against the straight part, and insert the screw into the elongated hole at one end of the connecting fitting and the end of the top ruler. Connect the connecting fitting to the end of the top ruler so that its position can be adjusted in the longitudinal direction, and connect the U-shaped fitting part provided at the other end of the connecting fitting to the side of the top ruler of the mesh formwork in the straight part. Fits into the part,
A connection structure for an intersection of a mesh formwork, characterized in that a fitting part of a connecting fitting is connected to a top ruler with a screw screwed into the fitting part.