JPH09390U - Brace for assembly type temporary support frame - Google Patents

Abstract

(57) 【Abstract】 PROBLEM TO BE SOLVED: To easily and quickly mount and dismount, to improve the efficiency of assembling and disassembling a temporary support frame, easy to handle, simple in structure, excellent in durability, and repeatedly used. Even
It works reliably, is not easily damaged, and offers economically superior bracing. SOLUTION: A substantially hook-shaped locking projection E1 that can be inserted into a brace mounting hole 2 formed in a connecting rod 1 of a support frame constituent member and locked at a peripheral portion of the brace mounting hole 2 is provided at one end of the brace base. A penetrating protrusion E2 projecting from a portion and inserted into the brace mounting hole 2 and capable of penetrating the connecting rod 1 of the supporting frame constituting member is formed on the other end of the bracing base body, and is provided at the tip of the penetrating protrusion E2. The locking oscillating piece E3 is swingably mounted, and the oscillating operation of the locking oscillating piece E3 prevents the through projection E2 from being pulled out from the brace mounting hole 2.

Description

[Detailed description of the device]

[0001]

[Technical field to which the invention belongs]

 The present invention is mainly an assembly-type temporary support for supporting a concrete formwork such as a beam or slab from the floor surface (or the ground) or for supporting a scaffolding plate when appropriately constructing a building. Depending on the braces used for the frame, it is possible to reliably maintain the connection state between the upper and lower support frame constituent members that are mounted in a stack to form a temporary support frame, and to further strengthen the support frame constituent members. Brace for assembly type temporary support frame that can be connected to.

[0002]

[Prior art]

 Conventionally, various types of brace of this type have been provided.For example, insertion protrusions are provided at both ends of the brace, and elastic springs are provided at the tips of the insertion protrusions. At the same time, there is a device equipped with a retaining projection that can be inserted into the insertion protrusion against the elastic force of the elastic spring.

[0003]

[Problems to be solved by the device]

 However, in the conventional bracing, there is a possibility that movement of the slip-out preventing projection due to the elastic spring may be deteriorated due to repeated use, and this portion is easily damaged. Moreover, when disassembling the temporary support frame, it was unexpectedly troublesome to separate the brace from the brace mounting hole.

[0004]

[Means for Solving the Problems]

 Therefore, the present invention has been devised to solve the above-mentioned difficulties, and more specifically, to support concrete formwork such as beams and slabs or scaffolds when constructing a building appropriately. In a braces E used for an assembly-type temporary support frame or the like used as a supporting member for supporting a plate, the braces are inserted into the bracing attachment holes 2 formed in the connecting rod 1 of the supporting frame constituent members, A hook-shaped locking protrusion E1 that can be locked to the peripheral portion of the mounting hole 2 is provided so as to project from one end of the brace base, and is inserted into the brace mounting hole 2 so that it can penetrate the connecting rod 1 of the support frame structure member. A through protrusion E2 protruding from the other end of the brace base, and a locking swing piece E3 is swingably attached to the tip end of the through protrusion E2. , Structure to prevent the through protrusion E2 from being removed from the brace mounting hole 2 That was adopted means.

Thus, the locking protrusion E1 of the brace E has a substantially hook shape and is projected from one end portion of the brace base, and further, is formed in the brace mounting hole 2 formed in the connecting rod 1 of the supporting frame constituting member. When it is inserted, it is locked to the peripheral portion. Further, the penetrating protrusion E2 is provided so as to project from the other end portion of the brace base, is inserted into the brace mounting hole 2, and penetrates the connecting rod 1 of the support frame constituent member. Further, the locking swing piece E3 is swingably attached to the tip end portion of the through projection E2, and the through projection E 2 is pulled out from the brace mounting hole 2 by the swing operation of the locking swing piece E3. It will be blocked.

[0006]

[Embodiment of the invention]

 Hereinafter, the present invention will be described based on illustrated examples. E in the figure is used for an assembly-type temporary support frame used as a support material for supporting concrete formwork such as beams and slabs or for supporting scaffolding plates when constructing a building as appropriate. 1 shows a brace according to the present invention. The brace E includes a brace base, a locking projection E1 projecting from one end of the brace base, and another end protruding from the other end of the brace base. The locking rocking piece E3 is composed of a penetrating projection E2 mounted so as to be rockable, and the locking projection E1 is formed so as to be insertable into the brace mounting hole 2 formed in the connecting rod 1 of the supporting frame constituting member. In addition, it is formed in a substantially hook shape that can be locked to the peripheral portion of the brace mounting hole 2, and the penetrating protrusion E2 is formed so that it can be inserted into the brace mounting hole 2 and penetrate the connecting rod 1 of the supporting frame constituent member. The locking rocking piece E3 is moved by the rocking operation. Te, pulled out of the through projections E2 from brace attachment hole 2 is urchin configured by can be prevented.

By the way, the brace E of the present invention is a brace mounting hole 2 of the connecting rod 1 of the stacking body B, which is a supporting frame constituting member of an assembling type temporary supporting frame described later, and a connection of the end supporting frame A. It is attached to the brace mounting hole 2 of the rod 1.

The brace base body is configured by appropriately crushing both end portions of a metal pipe material (for example, a round pipe material) into a substantially flat shape. The specific structure, shape, size, material and the like of the brace base can be arbitrarily set and changed.

The locking protrusion E1 is formed such that the base end thereof is slightly smaller than the diameter of the brace mounting hole 2 and the tip end portion thereof is formed so that one end of the brace base is projected toward the arm. When the base end portion of the protrusion E1 is inserted into the brace mounting hole 2, the tip portion is locked to the peripheral edge portion of the brace mounting hole 2, and external force acts in a direction in which the brace E separates from the brace mounting hole 2. However, the locking state is not released. The specific configuration, shape, size, material, etc. of the locking projection E1 can be freely set and changed.

The through-protrusion E2 has a base end portion formed slightly smaller than the diameter of the brace attachment hole 2, and a tip end portion formed into a substantially thin rod-like shape. B, the end support frame A) is configured so that its tip portion projects when it is inserted into the brace mounting hole 2 so as to penetrate the connecting rod 1 of the end support frame A). The specific configuration, shape, size, material and the like of the penetrating protrusion E 2 can be freely set and changed.

The locking swing piece E3 is swingably attached to a split groove-like portion provided at the tip end portion of the penetrating projection E2 via a pin as appropriate, and its width is smaller than the diameter of the brace mounting hole 2 and its length. It is formed longer than the diameter of the brace attachment hole 2. When the locking rocking piece E3 is inserted into the brace mounting hole 2, the locking rocking piece E3 is rocked so that the longitudinal direction of the penetrating protrusion E2 and the longitudinal direction of the locking rocking piece E3 are aligned. When the locking rocking piece E3 is locked to the peripheral portion of the brace attachment hole 2 by moving the locking rocking piece E3, the locking rocking piece E3 is locked so that the longitudinal direction of the locking rocking piece E3 is orthogonal to the longitudinal direction of the penetrating protrusion E2. Swing the moving piece E3 (see FIG. 2). That is, the locking oscillating piece E3 is configured so that the oscillating operation allows the penetrating protrusion E2 to be pulled out from the brace mounting hole 2 and the penetrating protrusion E2 not to be pulled out from the brace mounting hole 2. Has been done. The specific configuration, shape, size, material, and specific mounting means of the locking oscillating piece E3 can be set and changed as desired.

The end support frame A is formed by connecting four pillars in the shape of a metal round pipe, which are arranged in parallel to each other with a predetermined interval, by a connecting rod 1 in the shape of a metal square pipe. A joint is fixed to the upper end of a predetermined strut, and further, brace mounting holes 2 for mounting the braces E are formed in both side surface portions near both ends of the connecting rod 1.

The stack B is formed by connecting a pair of right and left pillars in the shape of a round pipe made of metal, which are arranged in parallel at a predetermined interval, with a connecting rod 1 made of a square pipe made of metal, and the lower end of one of the pillars. Brace attachment holes 2 for attaching the brace E are formed in both side portions near both ends of the connecting rod 1, respectively.

The brace E of the present invention is constructed as described above. Next, an example of its use will be explained. First, jack bases are respectively attached to the lower ends of the columns of the end support frame A, and the end support A plurality of stacks B are sequentially stacked on the frame A, and the inverted end support frame A is stacked on the stacked stacks B, and the end supports C are appropriately arranged on the upper ends of the columns. The supporting brackets are attached to support the beam form, slab form, etc. At this time, an appropriate number of braces E are attached at appropriate positions using the bracing attachment holes 2 to assemble the temporary support frame. Stand up. By the way, these assemblies may be stacked in order from the bottom, or they may be laid down on the ground or the like and then raised by using a crane or the like.

When mounting the brace E, first, the locking protrusion E1 is inserted into the brace mounting hole 2, and the through-protrusion E 2 is caused by rocking the brace E with the locking protrusion E1 as a fulcrum. It is inserted into the brace mounting hole 2 and the tip portion of the locking projection E1 is locked to the peripheral portion of the brace mounting hole 2. Then, the locking rocking piece E3 is rocked and locked to the peripheral portion of the brace mounting hole 2. Further, the brace E is removed by reversing the above-mentioned work.

[0016]

[Effect of the invention]

 Therefore, the brace of the present invention is an assembly-type temporary support used as a support material for supporting concrete formwork such as beams and slabs or for supporting scaffolding plates when constructing a structure as appropriate. In a brace used for a frame, etc., a substantially hook-shaped locking projection that can be locked in the peripheral part of the brace mounting hole is inserted into the brace mounting hole formed in the connecting rod of the supporting frame constituent member. A through-projection projecting from one end of the base body and inserted into the brace mounting hole and capable of penetrating the connecting rod of the supporting frame constituting member is projected from the other end of the brace base body, and is attached to the tip of the through-projection. The stop oscillating piece is mounted so that it can be oscillated, and the locking oscillating piece can be oscillated to prevent removal of the penetrating protrusion from the brace mounting hole. Or, it can be removed and the temporary support frame can be assembled and disassembled. With efficiency is improved, the handling and the like is very easy. In other words, it will be a very convenient bracing for assembling temporary support frames of all forms, which will greatly reduce the labor and construction period required for the construction. Moreover, it has a simple structure, excellent durability, operates reliably even with repeated use, is not easily damaged, and is economically superior.

In particular, since the substantially hook-shaped locking projection is provided at one end portion of the brace base so as to project, the locking projection can be easily and surely locked to the peripheral portion of the brace mounting hole and is stable. It is possible to obtain a proper locked state. That is, one end of the brace base can be stably attached to the brace attachment hole.

Further, since the penetrating protrusion is provided so as to project from the other end portion of the brace base, the penetrating protrusion is inserted into the brace mounting hole and penetrates the connecting rod of the support frame constituting member, and the other end of the brace base is formed. The portion can be stably and firmly attached to the bracing attachment hole of the connecting rod of the support frame constituent member.

Further, since the locking swing piece is swingably attached to the tip end portion of the through projection, the through projection can be easily removed from the brace mounting hole only by swinging the locking swing piece. And it will be possible to reliably block. Moreover, the through projection can be easily removed from the mounting hole by simply swinging the locking swing piece.

[Brief description of drawings]

FIG. 1 is a perspective view showing a brace according to the present invention.

FIG. 2 is a partially omitted plan view showing a wearing state of the brace of the present invention.

FIG. 3 is a perspective view showing a usage state of the brace of the present invention.

[Explanation of symbols]

E Brace E1 Locking protrusion E2 Through protrusion E3 Locking swinging piece A End support frame B Stacking body 1 Connecting rod 2 Brace mounting hole

Claims (1)

[Utility model registration claims] 1. An assembly type temporary support frame or the like used as a support material for supporting concrete formwork such as beams and slabs or for supporting scaffolding plates when constructing a structure as appropriate. In the brace, a substantially hook-shaped locking projection, which is inserted into the brace mounting hole formed in the connecting rod of the support frame constituent member and can be locked to the peripheral portion of the brace mounting hole, is projected to one end of the brace base. A protrusion that can be inserted into the brace mounting hole and penetrates the connecting rod of the support frame component member is provided at the other end of the brace base. An assembling type braces for a temporary support frame, which is movably mounted and configured so as to prevent the through protrusions from being removed from the bracing attachment holes by a swinging operation of a locking swinging piece.