KR101353089B1 - Connection method of foothold in temporary briddge - Google Patents

Abstract

The present invention is to connect the structure of the scaffolding in the aerial platform such as scaffolding, chieftain to ensure the safety of workers performing the aerial work in various industries, such as the shipbuilding hull construction site or construction and civil engineering site As a description of
It is installed in the longitudinal direction, and the footstool which is continuously connected in the longitudinal direction is firmly installed in the supporting and hooking structure through the connecting member, and is connected to each other in the hooked state by the hooking means, thereby preventing separation of the footstool. It relates to the connection structure of the scaffold in the aerial platform that can prevent the length loss and step generation of the scaffold and to simplify the installation and disassembly of the scaffold.

Description

Connection structure of scaffold on aerial platform {Connection method of foothold in temporary briddge}

The present invention is the connection of the scaffolding in the aerial platform such as scaffolding, chieftain to ensure the safety of workers performing the aerial work in various industries, such as the hull manufacturing site of the shipyard or construction and civil engineering site and to perform smooth work activities As for the structure,

More specifically, the footstool which is continuously connected in the longitudinal direction is installed firmly in the supporting and hooking structure through the connection member, and is connected to each other in the hook structure by the locking means to prevent separation and separation of the footstool. While it is possible to prevent the length loss and step generation of the scaffolding and to connect the structure of the scaffold in the aerial platform that can simplify the installation and disassembly of the scaffold.

Looking at aerial platforms (scaffolding, chiefs, etc.) that are common and commonly applied in many industries, such as shipbuilding, construction, and civil engineering,

As shown in Figures 1 and 2 of the drawings, the scaffold support 10 that firmly supports the scaffold on the work surface (for example, hull, building wall, etc.) of the work site at regular intervals and firmly installed, the scaffold support ( At the end of the 10), the guard rail 30 is installed to prevent the occurrence of safety accidents such as the fall of the operator, and the support 10 is installed in a state in which one or more footrests 20 are connected to each other.

However, in the conventional case, as shown in FIG. 2, the adjacent scaffolds have their ends overlapping up and down, and then the scaffolds are bundled with wires W together with the support 10.

In more detail, after binding the scaffold located in the lower part of the scaffold 20 which is connected to each other overlapped with a wire to the support, put another scaffold on the completed completed scaffold and then the scaffold overlapped with the support by wire again It is a form of work that unites.

In the conventional aerial platform as described above, because the step structure is connected to the overlapping state of the scaffold, the step is generated by the thickness of the scaffold, if the worker carelessly due to the step can be tripped over the step In some cases, there is always a risk of a safety accident that can cause the worker to fall down.

In addition, the conventional scaffold connection structure is connected to the two adjacent scaffold in the overlapping state because the length of the scaffold is shortened by the overlapped length, resulting in a lengthy damage of the scaffold, resulting in a greater number of supports 10, scaffolding ( 20), the installation of the guard rail 30, etc. was required, and also unreasonable and uneconomical vulnerabilities, such as the problem that unnecessary materials are wasted and the installation cost of the aerial platform is increased because the scaffolding is overlapped with wires. It became.

Accordingly, the present invention has been made to solve the above-mentioned weaknesses of the prior art,

By connecting both adjacent scaffolds with a supporting and hanging structure using connecting members corresponding to the connecting means, and by applying a hook structure, the scaffolds and the scaffolds are connected to each other so that the workers are connected without overlapping each other. Work can be performed smoothly in a safe state, and unnecessary waste can be prevented, and the supporting structure is secured by the supporting structure-the mounting structure. The aim is to provide a linking structure for scaffolding on a reasonable and economical aerial platform.

The object of the present invention is to provide safety when the operator moves continuously by connecting a plurality of scaffolding in the longitudinal direction when performing work in a high-rise work site a certain height away from the ground in various industries, such as shipbuilding, construction, civil engineering site In the construction of the scaffolding platform on the aerial platform to ensure that

The front end portion of both ends (front and rear) of the scaffold is provided with a connecting member corresponding to the connecting means through a connecting bolt and a fixed bolt,

The rear end of the footrest is achieved by a configuration provided with a locking rod constituting the locking means together with the locking groove formed in the connecting member.

In addition, the connection member corresponding to the connecting means of the present invention is achieved by a configuration that can be produced without welding by pressing the base portion, the vertical portion, the hook portion and the first, second side plate, the press forming to form the engaging groove and then bending the set portion. do.

In other words, the connection member is a configuration that can be easily produced through the press work and bending work.

In addition, when viewed from the side of the connecting member of the present invention, the support portion, the vertical portion, the hook portion is bent in a substantially stepped cross-sectional shape is achieved by a configuration in which the footrest and the footrest to maintain the support-hanging-hung structure by the connecting member .

On the other hand, the overall configuration of the connection structure of the scaffold in the aerial platform of the present invention,

 First coupling holes for connecting bolts are formed through both sides of the front end of the scaffold, and second coupling holes for engaging rods are formed through the both sides of the rear end, and the fixing bolt fastening agent described below is described below. 6 footrest provided with a bending portion formed with a coupling hole; And

 Connecting bolts and engaging rods are installed to penetrate the first and second coupling holes to protrude to both sides, respectively; and

A supporting portion is bent to support the front end of the scaffold on one side of the vertical portion on which the fifth coupling hole is formed, and a third coupling hole is formed on the left and right sides of the supporting portion to surround the both sides of the front end of the scaffold so that the connecting bolts are fastened. A first side plate is formed, and the other side of the vertical portion is bent so that the engaging portion is bent to surround the rear end of the footrest from above, and the left and right sides of the hooking portion are placed on the hooking rod while hooking both sides of the rear end portion of the footrest. The second side plate is provided with a locking groove corresponding to the locking means,

A connecting member having a reinforcing side plate extending rearward from the second side plate and having a fourth coupling hole formed therein so as to fasten the connecting bolt while covering the first side plate; and

A reinforcement plate selectively attached to the second side plate as necessary to reinforce the locking means, and a reinforcement plate having a locking groove formed in a shape corresponding to the locking groove;

And a fixing bolt fastening the front end portion and the connection member of the scaffold through the fifth coupling hole and the sixth coupling hole to integrally couple them.

According to the connecting structure of the scaffold in the aerial platform of the present invention,

When the foothold is installed on the aerial platform, the foothold and the foothold are connected to the footrest-holding-holding structure by using the connecting means and the locking means, which is not only firmer than the conventional foothold connection state but also solves the length loss of the foothold due to the overlapping of the conventional foothold. It is possible to minimize the components (materials) constituting the high workbench as compared to the conventional one, and to obtain a cost-saving effect, easy installation and disassembly of the scaffold, there is no step on the scaffold and there is no movement of the front and rear, left and right and up and down It is effective in preventing safety accidents.

In addition, since the connecting member corresponding to the connecting means can be manufactured without welding by press molding and bending work, productivity is improved.

1 is a perspective view showing a conventional aerial platform.
Figure 2 is a side view showing an embodiment of a connection state of the scaffold in the conventional aerial platform.
Figure 3 is a perspective view showing an installation state of the aerial platform to which the present invention is applied.
Figure 4 is a perspective view of the main portion showing the footrest of the aerial platform to which the present invention is applied.
Figure 5 is an exploded perspective view of the main portion showing the footrest of the aerial platform to which the present invention is applied.
6 is a development view of the footrest connection member of the aerial platform to which the present invention is applied.
Figure 7 is a side cross-sectional view of the footrest connected state the aerial platform to which the present invention is applied.
Figure 8 is a front sectional view showing the footrest of the aerial platform to which the present invention is applied.
Figure 9 is a plan sectional view showing a footrest of the aerial work material to which the present invention is applied.

Preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

First, prior to describing the present invention, the same parts as those in the prior art (support 10, guard rail 30, wire W) are given the same reference numerals, and redundant descriptions are omitted.

Connection structure of the scaffold in the aerial work platform according to the present invention is connected to the scaffold 100 that is continuously connected to the support (10) installed continuously so that the operator can move or work largely, as shown in Figure 3 to 9, The bolt 200, the locking rod 300 corresponding to the locking means, the connecting member 400 corresponding to the connecting means for connecting the foot and the footrest with each other, and the footrest 100 and the connecting member 400 integrally The fixing bolt 600, which is a fixing means for fixing the rod, is composed of a reinforcement plate 500 for selectively reinforcing the locking groove of the locking means as necessary.

    Each of the above components will be described in more detail as follows.

The scaffold 100 is installed as supported by the scaffold support 10 fixed to a predetermined work surface (hull, building wall, etc.) selected as a main component constituting the aerial platform, the edge is to increase the bearing capacity The first and second coupling holes 110 and 120 are formed at the front and rear ends of the bending portion 130, respectively, and the sixth coupling holes are formed at the bending portion 130.

Here, the scaffold has a substantially rectangular shape, and the upper surface is perforated with various shapes for the purpose of non-slip or drainage. The bending form of the bending portion 130 may be formed in various forms.

The connection member 400 corresponding to the connection means is a component that connects the footrest and the footrest in a footrest-holding-holding structure, which is a main component of the present invention.

As shown in FIG. 6, the supporting part 420 having the first side plate 430 having the third coupling hole 440 at one side of the vertical portion 410 where the fifth coupling hole 410a is drilled is formed. Is provided and the other side plate 460, the engaging portion 450 formed with the reinforcing side plate 480, the fourth coupling hole 490 is formed is formed, while the second side plate 460 The locking groove 470 is formed to have a hook-type or other shape corresponding to the locking means described.

Here, the locking groove 470 is a form that is not easily separated when combined with the locking rod 300 to be described later may be selected and applied to any form.

The connecting member 400, which is the press-molded connecting means as described above, may be bent and configured as shown in FIG.

The locking rod 300 is a component forming a locking means together with the locking groove 470 formed in the connection member 400, which is both ends of the second coupling hole 120 formed at the rear end of the footrest 100. It is penetrated to protrude, and the fastening nut is fastened at both ends.

That is, when the hook-type locking grooves 470 are caught at both ends of the catching rod 300, when tightening the tightening nuts disposed at both ends of the catching rods inward, the second side plate 460 at the portion of the catching groove 470 is the bending of the footrest. In close contact with the side of the part 130, it is firmly engaged as shown in FIG. Therefore, the scaffold and the scaffold are bound in a state that does not move in the left and right and front and rear directions to maintain a solid connection state that does not separate.

The connecting bolt 200 is a component that serves to connect the front end portion of the footrest 100 and the connection member 400, which is the front end portion of the footrest to be supported by the supporting portion 420 of the connection member 400 The connection member 400 is connected to the front end portion of the scaffold 100 by passing through the third coupling hole 440, the fourth coupling hole 490, and the first coupling hole 110.

Here, the connection bolt is a pair formed short to be fastened to each of the first coupling hole 110 of the scaffold, the third coupling hole 440 of the first side plate 430, the fourth coupling hole 490 of the reinforcing side plate 480, respectively. You can also apply a bolt.

 Fixing bolt 600 corresponding to the fixing means is a component that serves to integrally connect the footrest 100 and the connection member 400, which is the front end of the footrest 100, the supporting portion of the connection member 400 ( 420 is fastened through the fifth coupling hole 410a of the vertical portion 410 through the sixth coupling hole 140 of the scaffold bending portion 130 to fix the connection member integrally to the scaffold. Configuration.

For the reinforcement plate 500, the component is configured to attach to one side of the hook-type locking groove 470 corresponding to the locking means to reinforce the locking groove 470 to improve the durability and bearing capacity,

The reinforcing plate 500 has a locking groove 510 in the same shape as the locking groove 470.

In this case, the reinforcement plate 500 is a component that can be selectively applied and used as necessary in consideration of strength, thickness, etc. of the second side plate 460.

Looking again at the present invention as described above

In the aerial work platform of the present invention, the scaffold is a footrest 100 having the first and second coupling holes 110 and 120 formed thereon as shown in FIGS. 3 to 9, and a connection bolt disposed at the first coupling hole 110 ( 200, the engaging rod 300 is disposed in the second coupling hole 120; And a connecting member 400 for connecting the front end of the footrest 100 through the connection bolt 200, the locking rod 300, and the fixing bolt 600 to the rear end of the other footrest by the locking means. It consists of

Scaffolding connection structure in the aerial platform according to the present invention configured as described above

The footrest 100 according to the present invention is continuously installed and installed on the upper portion of the support 10 fixed by a predetermined work, and the support 10 and the footrest 100 are firmly installed by the wire (W). will be.

Here, the footrest connection structure of the present invention is supported by the footrest 100 and the footrest adjacent to each other by using the connecting member 400 and the locking rods 300 corresponding to the locking means disposed at the front and rear ends of the footrest 100, respectively. -Hook-hung structure is connected as shown in Figure 7, that is, by using the connecting member 400 corresponding to the two adjacent footing to the support and the hook (mounting) structure and hook groove of the hook structure ( 470) and the engaging bar 300 by connecting the footrest to each other by connecting the footrests do not overlap each other, the operator can perform the work smoothly in a safe state and can prevent unnecessary material waste, -Hanging-Hanging structure is applied to make it firmly connected.

In addition, since the footrest is supported and spanned by the connecting member 400, the footrest does not move up and down and back and forth, and is connected to each other by a locking means consisting of the locking groove 470 and the locking rod 300, so that the left and right movements are performed. It can be installed and dismantled easily.

On the other hand, the connection member 400 is firmly and securely connected to the front end of the footrest 100 through the connection bolt 200 and the fixing bolt 600 can prevent the footrest and the footrest separated from each other.

10: scaffold support 30: guardrail
W: wire
100: scaffold 110: first coupling hole
120: second coupling hole 130: banding portion
140: sixth coupling hole 200: connecting bolt
300: locking rod 400: connecting member
410: vertical portion 410a: fifth coupling hole
420: support
430: first side plate 440: third coupling hole
450: hanger 460: second side plate
470: locking groove 480: reinforcing side plate
490: fourth coupling hole 500: reinforcing plate
510: locking groove 600: fixing bolt

Claims (4)

In the connection structure of scaffolding in a conventional aerial platform, which is installed in the shipbuilding process of shipyard, construction and civil works, such as in order to perform the aerial work,
The front and rear ends of the scaffold 100 is provided with a connecting member 400, which is a connecting means, a catching rod 300, and a catching groove 470, which are adjacent to each other, and the scaffolds adjacent to each other are connected to each other by a support-holding (mounting) -hung structure. ,
The connecting member,
A supporting portion 420 having a first side plate 430 having a third coupling hole 440 is provided at one side of the vertical portion 410 where the fifth coupling hole 410a is drilled, and a second side plate at the other side thereof. 460 and the hook portion 450 having the reinforcing side plate 480 formed with the fourth coupling hole 490 formed therein are formed, while the second side plate 460 has the locking groove 470 corresponding to the locking means. Connection structure of the scaffold in the aerial platform, characterized in that it is formed.
delete The method of claim 1, wherein the connection structure of the scaffold in the aerial platform, characterized in that the connection member 400 is fixedly coupled using the fixing bolt 600 and the connection bolt 200 at the front end of the scaffold (100).
The connection structure of the scaffolding platform according to claim 1, characterized in that the connecting member 400 has a stepped section and a stepped cross section with respect to a vertical portion as viewed from the side.

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