KR200487459Y1 - System scaffolding diagonal brace locker - Google Patents

Abstract

The present invention relates to a diagonal brace fixing device for a building system scaffold, and more particularly, to a diagonal brace fixing device for a building system scaffold that is coupled to a latching hole of a flange provided on a vertical pipe, A diagonal kiss, each having a first hinge hole formed in a shaft section; A pair of hinge jaws protruding rearward with a second hinge hole to be rotatably coupled to the first hinge holes of the diagonal brace by a hinge axis, A connecting bracket having a main body in which a latching protrusion is formed to be inserted into a latching hole of a flange and a locking member which is moved forward and backward in the main body behind the latching protrusion and is press-fitted to a rim of the latching hole of the flange; And a wedge which is press-fitted into the connection bracket so as to prevent the latching protrusion from being discharged from the latching hole of the flange, thereby moving the locking member forward and fixing it to the rim of the latching hole of the flange.
According to the present invention as described above, when the diagonal brace is installed, the locking protrusion provided at the front is inserted into the locking hole provided in the flange, and then the wedge member is press-fitted so that the locking member is pressed and fixed to the rim of the flange while advancing, The engagement protrusion can be prevented from being discharged from the engagement hole, so that a safety accident can be prevented in advance.

Description

SYSTEM SCAFFOLDING DIAGONAL BRACE LOCKER [0001]

More particularly, the present invention relates to a system scaffold, and more particularly, to a system scaffold in which when a diagonal brace is installed, a locking protrusion provided at the front is inserted into a locking hole provided in a flange, and then the wedge member is press- Thereby preventing the latching protrusion from being discharged from the latching hole due to an external impact.

The scaffold system is a temporary scaffold that is installed to work at a high place during construction work. It is constructed for material conveyance, transport passage, work and so on. It is made of log scaffold, pipe scaffold, It can be classified into a scaffold, a month scaffold, a simple scaffold, a ladder scaffold, an outer scaffold in the construction method, a double scaffold, and a double scaffold scaffold. Recently, a structure called a scaffold or a system scaffold is mainly used in a construction site.

In the case of a steel pipe scaffold, it is a scaffold made of an aluminum-plated steel pipe on its surface, has the advantage of being freely assembled using a connecting hardware such as a lock member and a fastener, and is mainly used for construction of relatively small buildings.

In the case of system scaffolds, unlike steel scaffolds, which can be installed arbitrarily, scaffolds designed to be standardized and assembled through structural calculation, are relatively safe and are mainly used for construction of medium and large-sized buildings.

Such scaffolds can be largely composed of a pillar installed vertically at regular intervals from the ground, a plurality of horizontal members assembled to be interlocked between the pillar, a moving path, or a scaffold installed for convenience of operation.

On the other hand, the scaffold structure may further include a diagonal gasket (inclined pipe) to improve the structural strength.

As an example of such an inclined pipe, there is disclosed an auxiliary pipe for a scaffold system, which is a registered trademark of Korean Patent No. 10-1569915, and a holding coupling device, which is a domestic registered utility model No. 20-0397278.

As shown in FIGS. 1 and 2, the auxiliary pipe for a scaffold system described in Korean Patent No. 10-1569915 includes a flange 130 formed with an engagement hole 131 at an angle to a vertical pipe 110 fixed at regular intervals, (11) formed at the middle of the auxiliary pipe (10) and having an elliptical insertion hole (12) formed at the upper end thereof and a connecting piece (13) formed at the lower end thereof, the auxiliary pipe )Wow; An eccentric hole (14) eccentrically formed on the side surface of the connecting piece (13) at an upper portion (H) from a center (C); A locking protrusion 21 inserted into the coupling hole 131 of the flange 130 is formed at the front and a fixing piece 22 is formed to be inserted and fixed to the upper end of the stiffener 11 at the rear, 21) and a fixing piece (22); a fixing hole (20) formed with an engaging space (23) in which a flange (130) is inserted; An inclined guide surface 25 inclinedly formed on the rear surface of the engaging space 23 so as to be smoothly inserted into the flange 130; A flow groove 26 formed at the center of the inclined guide surface 25 so as to be recessed therein; A coupling 30 configured to be fixed to the flange 130 of the vertical pipe 110 with a wedge 40 at a lower end of the auxiliary pipe 10; A hollow 33 is formed at the rear of the coupling hole 30 so as to be axially installed by the eccentric hole 14 and the shaft pin 32 of the connecting piece 13, A plate 31 formed with a slope 36 inclined at a lower portion of the front and a stopper 34 formed by projecting the lower end of the stiffener 11 inside the lower portion of the plate 31 )Wow; A reinforcing plate 37 extending to a lower portion of the support base 35 and having extension members 37a formed on both sides thereof and a cutout groove 37b formed on both sides of the support base 35 so as to smoothly bend; A joining jaw 38 formed on an upper portion of the inclined surface 36 so that an extension piece 37a of the reinforcing plate 37 can be positioned and welded; A wedge actuating part 50 formed on the front surface of the coupling part 30 and having a latch 52 formed on a lower side thereof; A guide surface 53 is formed at the upper part of the wedge operating part 50 so that the wedge 40 can be moved to the front of the lower part of the wedge operating part 50. The protrusion 41 of the wedge 40 is engaged at the lower center, (51) having a step (54) formed thereon so as to prevent the release of the movable member (40).

In addition, as shown in FIG. 3 and FIG. 4, a holding device for a domestic registered utility model No. 20-0397278 includes an annular-shaped holding portion 111a fixed to an outer circumferential surface of a vertical member P1 and protruding from a rim portion A connecting unit 121 provided at both ends of the connecting member P2 and supported by the flange 111 so as to be rotatably engaged or disengaged; And a wedge member 130 which is inserted into the connection unit 121 so as to maintain the engaged state of the connection unit 111.

However, since the conventional diagonal brace has a structure in which the latching protrusion or the latching portion of the upper portion is inserted and coupled to the flange, and there is no separate locking device, there is a safety problem because it is a weak structure that can escape when a force acts in a straight- There is a problem of refusing to use at the current construction site due to weak strength.

Korean Patent No. 10-1569915 Korean Registered Utility Model No. 20-0397278

In order to solve the above-described problems, the present invention has been made to solve the above-mentioned problems, and it is an object of the present invention to provide a diagonal gassing device in which, when a diagonal gassing device is installed, a locking protrusion provided at the front is inserted into a locking hole provided in a flange, Thereby preventing the latching protrusion from being released from the latching hole due to an external impact, thereby providing a diagonal brace fixing device for a building system scaffold.

According to an aspect of the present invention,

A diagonal brace for fixing a diagonal brace of a building system scaffold attached to a latching hole of a flange provided on a vertical pipe, the diagonal brace comprising: a diagonal brace having both ends thereof linearly formed in the same direction and having a first hinge hole formed in the axial direction; A pair of hinge jaws protruding rearward with a second hinge hole to be rotatably coupled to the first hinge holes of the diagonal brace by a hinge axis, A connecting bracket having a main body in which a latching protrusion is formed to be inserted into a latching hole of a flange and a locking member which is moved forward and backward in the main body behind the latching protrusion and is press-fitted to a rim of the latching hole of the flange; And a wedge which is press-fitted into the connection bracket so as to prevent the latching protrusion from being discharged from the latching hole of the flange, thereby moving the locking member forward and fixing it to the rim of the latching hole of the flange.

Here, the main body of the connection bracket is formed with a wedge inlet hole on an upper surface thereof to insert the wedge, and a guide bar is provided on the lower end to guide the wedge inserted through the wedge inlet hole downward, The locking member is mounted on the rear lower end of the guide plate and is inclined. The guide plate is moved forward and backward.

The locking member may be formed in the shape of a square bar. The locking member may be formed on both sides of the upper surface of the locking member to prevent the locking member from being separated from the locking pin. And a round projection is formed on the back surface so as to be moved back and forth along the wedge.

Here, the wedge is formed in the shape of a rectangular bar, and an inclined surface is formed on the rear surface of the wedge so as to be narrowed toward the lower end so as to move the locking member forward along the guide bar when the wedge is in contact with the round projection of the locking member.

Here, the wedge is formed with a bolt hole at the lower end to prevent the wedge from being detached from the main body of the connection bracket, and an escape prevention bolt is coupled to the bolt hole.

According to the diagonal brace fixing device for a building system scaffold constructed as described above, when the diagonal brace is installed, the locking protrusion provided at the front is inserted into the locking hole provided in the flange, and then the wedge member is press- The flange is pressed and fixed to the edge of the flange while rotating so that the engagement protrusion can be prevented from being discharged from the engagement hole by external impact, thereby preventing a safety accident.

Figs. 1 to 4 are views showing a configuration of a conventional diagonal gauze.
5 is a perspective view showing a configuration of a diagonal vibration fixing device of a scaffold for a building system according to the present invention.
FIG. 6 is an exploded perspective view of FIG. 5. FIG.
Fig. 7 is a side sectional view of Fig. 5; Fig.
8 is a front sectional view showing a state in which a fixing device for diagonal vibration of a building system scaffold according to the present invention is installed.
9 is an enlarged view of a portion A in Fig.
10 is a plan view of a portion A in Fig.
FIGS. 11 and 12 are explanatory views for explaining the operation state of the diagonal brace fixing apparatus of the architectural system scaffold according to the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a structure of a diagonal vibration fixing device for a building system scaffold according to the present invention will be described in detail with reference to the accompanying drawings.

In the following description of the present invention, detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present invention rather unclear. The following terms are defined in consideration of functions in the present invention, and may vary depending on the intention of the user, the intention of the operator, or the customs. Therefore, the definition should be based on the contents throughout this specification.

Fig. 5 is a perspective view showing the construction of a diagonal brace fixing device for a building system scaffold according to the present invention, Fig. 6 is an exploded perspective view of Fig. 5, Fig. 7 is a side sectional view of Fig. FIG. 9 is an enlarged view of a portion A of FIG. 8, and FIG. 10 is a plan view of a portion A of FIG. 8. FIG.

5 to 10, the diagonal brace fixing apparatus 200 according to the present invention comprises a diagonal brace 210, a connection bracket 220, and a wedge 230.

First, both ends of the diagonal gauze 210 are linearly shaped in the same direction in the same direction, and the first hinge holes H1 are formed in the axial tube portions.

The connection bracket 220 is composed of a main body 221 and a lock member 223.

The main body 221 is formed in a diaphragm shape so that the lower portion thereof is opened so that the second hinge hole H2 is coupled to the first hinge hole H1 of the diagonal hinge 210 so as to be rotatable by the first hinge axis A1, And a latching protrusion 221b is protruded so as to be inserted into the latching hole P1 of the flange P at the front side.

The main body 221 is formed with a wedge inlet hole 221c on an upper surface thereof so as to insert the wedge 230 and a guide bar 230c on the lower end to guide the wedge 230 inserted through the wedge inlet hole 221c downward. A locking member 223 is mounted on the rear lower end of the locking protrusion 221b and a guide plate 221e having an inclination and moved back and forth is formed and a locking member 223 Away prevention pin 221f is provided in the lateral direction so as to prevent the detachment of the detent pin 221f.

The locking member 223 is formed in the shape of a square bar so as to be press-fitted to the rim of the locking hole P1 of the flange P while being moved forward and backward in the main body 221 which is the rear of the locking projection 221b, A locking protrusion 223b protrudes from the front surface of the locking protrusion 223b so as to be engaged with a rim of the locking hole P1 of the flange P and a wedge 230 to be moved forward and backward.

The wedge 230 is pushed into the connection bracket 220 so as to prevent the latching protrusion 221b from being discharged from the latching hole P1 of the flange P to move the lock member 223 forward, (P1) of the pin (P).

The wedge 230 is formed in the shape of a rectangular bar so as to face the round protrusion 223c of the lock member 223 and to move the lock member 223 forward along the guide bar 221d in the downward direction. An inclined surface 231 which becomes narrower toward the lower end is formed.

A bolt hole 233 is formed in the lower end of the wedge 230 to prevent the wedge 230 from being detached from the main body 221 of the connection bracket 220 and a release preventing bolt 235 is coupled to the bolt hole 233.

The locking hole P1 of the flange P to which the fixing device 200 of the diagonal vibration system of the architectural system according to the present invention is coupled is formed in a rectangular shape and the fixing protrusion 223b of the locking member 223 It is preferable that both side edges of the latching hole P1 are formed in a straight line shape.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a structure of a diagonal vibration fixing device for a building system scaffold according to the present invention will be described in detail with reference to the accompanying drawings.

FIGS. 11 and 12 are explanatory views for explaining the operation state of the diagonal brace fixing apparatus of the architectural system scaffold according to the present invention.

First, as shown in FIG. 11, the wedge 230 is lifted up from the wedge inlet hole 221c provided in the main body 221 of the connection bracket 220. At this time, since the wedge 230 is coupled to the lower portion of the detachment prevention bolt 235, the wedge 230 is cut off from the wedge inlet hole 221c.

In this state, the operator inserts the latching protrusion 221b of the main body 221 into the latching hole P1 of the flange P.

Then, as shown in FIG. 12, the operator sets up the wedge 230, inserts the wedge 230 through the wedge inlet hole 221c, and strikes the wedge 230 using a hammer or the like.

The inclined face 231 of the rear face is moved along the guide bar 221d while the wedge 230 is gradually press-fitted into the gap between the guide bar 221d and the locking member 223 by the pressure applied by the wedge 230 Since the vertical surface of the front surface of the wedge 230 pushes the round protrusion 223c of the lock piece 223, the lock piece 223 is eventually moved forward while being inclined at the guide plate 221e.

The fixing protrusion 223b of the lock member 223 is pressed and fixed to the rim of the engagement hole P1 of the flange P. [ That is, the latching protrusion 221b of the main body 221 and the lock member 223 hold the rim of the latching hole P1 in a gripping manner.

When the fixing protrusion 223b comes into contact with the rim of the engagement hole P1 of the flange P, the wedge 230 can not advance further, and the guide bar 221d of the main body 221 and the locking member 223 And is maintained in a press-fitted state.

This prevents the fixing protrusion 223b from being detached because it is fixed to the engagement hole P1 of the flange P unless a direct impact is applied to the wedge 230 in the upward direction.

On the contrary, when the coupling is released, when the wedge 230 is detached by applying an impact from the lower part of the wedge 230 to the upper part, the locking member 223 rotates in the opposite direction due to its own weight, Lt; / RTI >

In this state, the worker releases the engagement protrusion 221b of the main body 221 from the engagement hole P1 of the flange P to release the engagement.

The present invention can be variously modified and can take various forms, and the detailed description of the present invention only describes specific embodiments thereof. It is to be understood, however, that the appended claims are not to be interpreted as limited to the specific forms set forth in the detailed description, but rather are to include all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims. .

210: diagonal gap 220: connection bracket
221: main body 223: locking member
230: Wedge P: Flange

Claims (5)

CLAIMS 1. A fixing device for a diagonal gauze of a scaffold for architectural use coupled to a latching hole of a flange provided in a vertical pipe,
A diagonal taxane with both ends thereof being axially oriented in the same direction in the form of a straight line and having a first hinge hole formed in the axial line portion thereof;
A pair of hinge jaws protruding rearward with a second hinge hole to be rotatably coupled to the first hinge holes of the diagonal brace by a hinge axis, A connecting bracket having a main body in which a latching protrusion is formed to be inserted into a latching hole of a flange and a locking member which is moved forward and backward in the main body behind the latching protrusion and is press-fitted to a rim of the latching hole of the flange; And
And a wedge which is press-fitted into the connection bracket so as to prevent the latching protrusion from being discharged from the latching hole of the flange, and moves and locks the locking member forwardly to the rim of the latching hole of the flange,
The main body of the connection bracket includes:
A wedge insertion hole is formed on an upper surface of the wedge insertion hole to insert the wedge and a guide bar is provided at a lower end to guide the wedge inserted through the wedge insertion hole in a downward direction, Wherein a guide plate having an inclination and being moved forward and backward is formed, and an anti-release pin for preventing the lock member from being detached is provided on the guide plate. delete The method according to claim 1,
Wherein,
And a fixing protrusion is formed on the front surface of the fixing protrusion so as to engage with a rim of the locking hole of the flange. The fixing protrusion is formed on the front surface of the locking protrusion so as to protrude along the wedge And a round projection is formed so as to be moved forward and backward. The method of claim 3,
The wedge
Wherein the locking member is formed in a rectangular shape and is formed with an inclined surface which is narrowed toward the lower end of the back surface so as to move the locking member forward along the guide bar when the locking protrusion is in contact with the round protrusion of the locking member. Gassing fixture. The method according to claim 1,
The wedge
Wherein a bolt hole is formed at a lower end of the bolt hole to prevent the bolt hole from being detached from the main body of the connection bracket, and an escape prevention bolt is coupled to the bolt hole.

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