WO2019208981A1

WO2019208981A1 - Coupling device of scaffolding working platform

Info

Publication number: WO2019208981A1
Application number: PCT/KR2019/004794
Authority: WO
Inventors: 이영현; 은종애
Original assignee: Lee Yong Hyon; Eun Jong Ae
Priority date: 2018-04-26
Filing date: 2019-04-19
Publication date: 2019-10-31
Also published as: KR101919609B1; CN112292494A

Abstract

The present invention relates to a coupling device of a scaffolding working platform and, more particularly, to a coupling device of a scaffolding working platform, for the construction of a working platform on scaffolding pipes or supports, comprising: a pressing hook clamp coupled to a scaffolding pipe or support on one side of a working platform to wrap around and press the top of the working platform; and a binding hook clamp coupled to a scaffolding pipe or support on the other side of the working platform and binding with the pressing hook clamp to fix the working platform to the scaffolding pipe or support, so that, during the construction of the working platform on scaffolding pipes or supports, assembly and disassembly may be facilitated and work time may be reduced due to a simplified structure.

Description

Fastening Device for Scaffold Work Scaffold

The present invention relates to a fastening device for scaffold work scaffolding for fixing the work scaffold which is installed for work space and safety at the industrial site to the scaffolding pipe or support.

In places where there is a risk of falling, falling out, etc. in various industrial sites such as construction and shipbuilding, a work foot board is installed and used by workers for safety passage and work execution.

Conventional working scaffold is installed in a structure that crosses the working scaffolding of the square plate on a support fixed in the horizontal direction.

However, in the prior art, the working scaffold is fastened to the scaffolding pipe or the support by the hook-type hooking means at the front and rear ends, and then, by binding several parts with the fastening means such as wire, the worker binds the work for the construction of the fastening means. After dismantling and dismantling work after the demolition, the fastening means used once, there was a problem that is not economical according to the disadvantage.

And there was also a problem of safety accidents as the separation distance between the working scaffold arranged in front and rear by the ring-shaped locking means in the front and rear ends.

According to Korean Patent Application Publication No. 10-2005-0120607, fastening holes are drilled at regular intervals to both sides of the scaffold to fix the safety scaffolding to the scaffolding pipe or support, and the safety scaffold is fixed by inserting the U bolt into the fastening holes. The technique to make it known.

However, the prior art as described above requires fastening the U bolt to the scaffolding pipe or support on the lower side in order to secure the safety scaffolding, and then bolting work with the nut at the top makes the construction and dismantling work cumbersome and time consuming. There is a problem.

Prior art literature

Patent Literature

(Patent Document 0001) KR (A) 10-2005-0120607 (2005 12 22)

Accordingly, the present invention has been made to solve the above problems of the prior art as a new technology, to simply form a structure of the clamp to fasten the work scaffolding to the scaffolding pipe or support, and to facilitate the assembly and disassembly The purpose is to provide a fastening device for scaffold work scaffolding to maximize workability and safety.

As a specific means for solving the above problems of the invention, the clamping hook clamp to fasten the upper end of the work scaffold by fastening to the scaffolding pipe or support on one side of the working scaffold, and to the scaffolding pipe or support on the other side of the working scaffold It characterized in that it comprises a binding hook clamp for binding the clamping hook clamp to secure the work scaffolding to the scaffolding pipe or support.

In addition, the pressing hook clamp is a lower ring for fastening so that the scaffolding pipe or support is inserted into the lower portion, the support extending to the upper portion of the lower ring, and the bending and extending orthogonally to the other side on the upper portion of the upper end of the working scaffold It is configured to include a crimping fixture for compressing to wrap, the support and the crimping fixture is characterized in that consisting of a pair of one or a predetermined length spaced according to the shape of the scaffolding pipe or support.

In addition, the binding hook clamp has a lower ring for fastening the scaffolding pipe or support to be inserted into the lower portion, the support extending to the upper portion of the lower ring portion, and the hook is bent to bind the end of the pressing fixture on the upper end of the support It includes, The support and the hook is formed in a pair or spaced apart in one or a predetermined length according to the shape of the scaffolding pipe or the support, The hook is bent downward in the arc or square at the upper end of the support clamping fixture Characterized in that the locking groove is configured to bind to engage.

In addition, the crimping hanger clamp is composed of a fall prevention jaw at the end of the crimping fastener to prevent the fall off when binding the fastening hook of the binding hanger clamp, the pullout prevention jaw is characterized in that it is configured to protrude upward from the end of the crimping fastener in an arc or a square. do.

In addition, when connecting one or more work footrests to the side to connect both work footholds with the pressing hook clamp and the binding hook clamp, but to further tighten the pressing hook clamp at the intermediate point between the working footrest consisting of the first and second compression hook clamp And a connecting fixing piece for fastening the first and second pressing fasteners of the first and second pressing hanger clamps to each other, wherein the connecting fixing piece is inserted into the first pressing fastening stand before and after the pressing part which is in close contact with the working footrest. A fastener to be formed, a push blade portion extending outwardly of the fastener so as to be inserted into a lower portion of the second crimping fixture, and to secure the connection fixing piece to the working scaffold, and a standing bend for dismantling by the striking means on one side of the crimping portion. Characterized in that consisting of the hitting portion.

According to the fastening device for the scaffold work scaffold according to the present invention, the structure of the fastening device for fixing the work scaffold to the scaffolding pipe or the support stand is simple and economical manufacturing cost and construction cost.

In addition, it is possible to provide stability to the scaffolding pipe or support by a solid fixing of the working scaffold, easy to assemble and dismantle, shorten the construction time is excellent in stability and workability.

In addition, the fastening and dismantling of the scaffold work scaffolding can provide an effect of shortening the construction time.

1 is a perspective view showing a fastening device of the scaffold working scaffold according to the present invention

Figure 2 is a perspective view showing the construction state of the fastening device of the scaffold work scaffold according to the present invention

Figure 3 is a side view showing the construction state of the fastening device of the scaffold work scaffold according to the invention

Figure 4 is a side view showing another construction state of the fastening device of the scaffold work scaffold according to the present invention

Figure 5 is a front view showing a modified embodiment of the tension portion of the configuration of the fastening device of the scaffold work scaffold of the present invention

6 to 7 is a perspective view showing a modified embodiment of the fastening device of the scaffold working scaffold of the present invention

Figure 8 is a perspective view showing another construction state of the fastening device of the scaffold working scaffold according to the present invention

Explanation of Major Symbols in Drawings

1: scaffolding 2: scaffolding pipes or supports

10: Crimp hanger clamp 10a: First crimp hanger clamp 10b: Second crimp hanger clamp

11: lower hook 12: support

13: Crimping Fixture 13a: First Crimping Fixture 13b: Second Crimping Fixture

14: fall prevention jaw

20: Binding hanger clamp

21: lower hook 22: support 23: hook 23a: hook groove

30: Tension part

40: Connection fixation

41: crimping portion 42: fixture 43: pressing pressure portion 44: hitting portion

The present invention is fastened to the scaffolding pipe or the support (2) to one side of the working scaffolding (1) and the pressing hook clamp 10 wrapped to compress the upper end of the working scaffolding (1) and the scaffolding to the other side of the working scaffolding (1) A fastening hook clamp 20 which is fastened to the pipe or support 2 for fastening the work scaffold 1 to the scaffolding pipe clamp or the support 2 to bind with the clamping hanger clamp 10. 10 is a lower hook 11 for fastening the scaffolding pipe or support 2 to be inserted into the lower portion, the support 12 extending above the lower ring 11, and the support 12 of the It is extended to be orthogonally extended to the other side in the upper portion and configured to include a crimping fixture 13 for compressing to wrap the upper end of the work footing (1), the support 12 and the crimping fixture 13 is a scaffolding pipe or support According to the shape of (2) Is characterized by consisting of a pair.

Hereinafter, various embodiments of the present invention will be described with reference to specific embodiments shown in the accompanying drawings. It should be understood that the differences in the embodiments are not mutually exclusive, and the specific shapes, structures, and characteristics described in relation to one embodiment may be implemented in other embodiments without departing from the spirit and scope of the invention. Can be.

The position or arrangement of individual components according to embodiments of the present invention should be understood as being changeable, and like reference numerals in the drawings may indicate the same or similar functions throughout the various aspects, and the length, area, thickness, etc. The form may be exaggerated for convenience of explanation.

The directions and positions of the drawings are described assuming an XYZ Cartesian coordinate system, and it is assumed that the top, bottom, left and right correspond to the XY coordinate plane system, and the front, rear, left and right correspond to the plane system of the YZ coordinate. Each unit, module, part, or member in which the lower elements are not described in the drawings of the embodiments is assumed to include conventional lower elements for each having a given function, but is not limited to the lower elements shown in the drawings. . Although illustrated, components that are not described generally will be understood to be included in the embodiments.

The terms used should be understood to have attributes that match the dictionary meanings of ordinary Chinese, Korean or English, or terms used in the field, except those that are specifically defined. "Include, consist, or have" means that it may further have other components; "fixed and constrained" means that movement and movement are limited; "rotating and hinge" means that some or all of the target object is rotated Means that it can be moved.

Figure 1 shows a perspective view showing a fastening device of the scaffold working scaffold according to the present invention.

Fastening device of the scaffold work scaffold according to the present invention is fastened to the scaffolding pipe or the support (2) to one side of the work scaffold (1) crimping hook clamp 10 for wrapping to compress the upper end of the work scaffold (1), work Binding hanger clamp 20 for fastening the work restraint 1 to the scaffolding pipe or support 2 by fastening it to the scaffolding pipe or support 2 to the other side of the scaffold 1 to bind the crimp hanger clamp 10. It includes.

The crimping hanger clamp 10 has a lower ring portion 11 into which a scaffolding pipe or support 2 is inserted therein, and a pair of supports spaced apart by a predetermined length from the upper portion of the lower ring portion 11 ( 12 is extended, and a pair of compression fasteners 13 are formed to be bent orthogonally extending in the other direction to surround the upper end of the working scaffold 1 on the upper end of the support 12, the compression fixing of the 13 Fall prevention jaw 14 is formed at the end.

The fall prevention jaw 14 protrudes upward in an arc shape or a square shape at the end of the crimping fixture 13.

The binding hanger clamp 20 has a lower ring portion 21 in which a scaffolding pipe or support 2 is inserted therein, and a pair of supports spaced apart by a predetermined length from the upper portion of the lower ring portion 21 ( 22 is extended, and the engaging ring 23 for binding the end of the crimping fixture 13 is formed on the upper end of the support (22).

The catching ring 23 is fastened downwardly to an arc shape or a square shape at the upper end of the support 22 to form a catching groove 23a to be fastened to catch the crimping stand 13.

The shape of the

lower hook portion

11, 21 and the

support

12, 22 of the crimping hanger clamp 10 and the binding hanger clamp 20 is made of the same structure.

The

support members

12 and 22 constituting the pressing hanger clamp 10 and the binding hanger clamp 20 have a tension part 30 for elasticity and elastic restoring force to act to maintain fastening and disassembly and a firm crimp fixed state. ) May be further included.

These tension portions 30 are formed on the

support

12, 22, respectively, and protrude in a curved shape so as to face each other outwardly from each pair of the

support

12, 22.

According to the assembly clamp of the scaffold working scaffold of the present invention configured as described above, the construction of the working scaffold on the scaffolding pipe or support is very easy and simple.

Figure 2 shows a perspective view showing the construction of the fastening device of the scaffolding working scaffold according to the present invention, the fastening device according to the invention at the point where the working scaffold 1 and the scaffolding pipe or support (2) intersect. It is simply mounted to secure the work platform 1 to the scaffolding pipe or support 2.

That is, the pressing hook clamp 10 is mounted on one side scaffolding pipe or support 2 of the working scaffold 1, and the other side scaffolding pipe or support 2 of the working scaffold 1, which is the opposite side, is bound to the hook. The clamp 20 may be mounted to bind to the crimping hanger clamp 10.

At this time, the pressing hanger clamp 10 is a scaffolding pipe or support 2 which is located at the lower side of the lower ring portion 11 at one side of the working footrest 1 so that the support 12 is in close contact with one side of the working footrest 1. ) Is mounted so as to be indented, and the pressing fixture 13 bent in the other direction from the support 12 is mounted to cross the upper end of the working footrest 1.

And the binding hook clamp 20 is a scaffolding pipe or support (2) located at the lower side from the other side of the work step 1 to the lower ring portion 21 so that the support 22 is in close contact with the other side of the work step (1). ) Is mounted so that the locking ring 23 bent to the upper end of the support 22 to be locked to the end of the crimping fixture 13 so that the mounting is completed.

At this time, the fastening ring 23 is fastened so that the locking ring 23 is positioned to the inside of the anti-separation jaw 14 of the crimping stop 13, and the accident that the locking ring 23 is pulled out from the crimping stop 13 or released is not released. Provides a secure fastening structure to prevent

In addition, as the tension unit 30 integrally bent with the

support

12 and 22 provides a predetermined elasticity action, an operator exerts an elastic force in the fastening process, so that the clamping stand 13 of the crimping hanger clamp 10 is fixed. Fastening or dismantling of the locking ring 23 of the lower ring portion 21 is made easier. In the fastened state, the elastic restoring force is exerted by the tension unit 30 to provide a firm crimp fixed state.

Such a fastening device of the present invention, as shown in Figures 3 to 4, binding with the clamping hanger clamp 10 at each point crossing the scaffolding pipe or support 2 along the longitudinal direction of the working scaffold (1). It is possible to provide a firm fixed state by installing a plurality of hanger clamps 20 as one set.

Meanwhile, referring to FIG. 5, the tension unit 30 has one or more structures of the tension unit 30 up and down in order to more easily exhibit the elastic force and the elastic restoring force during construction by overlapping the working scaffold 1. It can be configured as.

Fastening device of the scaffold work scaffold according to the present invention, the pressing hook clamp 10 and the binding hook clamp 20 can be modified according to the shape of the scaffolding pipe or support (2).

That is, referring to FIG. 6, when the shape of the scaffolding pipe or support 2 is made of a square frame or a triangular frame, the shape of the

lower ring portions

11 and 21 may be changed into a square or triangle shape so as to correspond thereto. It is.

In particular, as shown in Figure 7, when the shape of the scaffolding pipe or support (2) is made of a "b" or straight frame, the pressing hook clamp 10 is one of the upper end of the lower ring portion 11 The support 12 and the support 12 is configured to be crimped to the pressing fixture 13, the binding hook clamp 20 is one support 22 and the support 22 to the upper end of the lower ring portion (21) In the) hook ring 23 is bent shape can be modified in a simpler structure.

Figure 8 is a perspective view showing another construction state of the fastening device of the scaffold work scaffold according to the present invention, the construction can be connected to extend the work scaffold, the middle point of the work scaffold (1) In the clamping hanger clamp 10 further includes a connection fixing piece 40 for fixing the pressing fixture 13 of the.

The connection fixing piece 40 is formed with a fastener 42 to which the crimping fixture 13 is inserted and fixed before and after the crimping portion 41 that is in close contact with the working scaffold 1, and the outer side of the fastener 42 is different. A pressing wing portion 43 for fixing the connection fixing piece 40 to the working scaffold 1 is formed by pressing the crimping stand 13, and the disassembly is performed by hitting one side of the crimping part 41 with the striking means. The striking portion 44 which is easy to be bent is formed to stand.

Referring to the use state of the connection fixing piece 40, when the one or more working footrest (1) extends to the side of the connection between the two working footrest (1) by the pressing hook clamp 10 and the binding hook clamp 20 The first and second compression hook clamps 10a and 10b are configured to additionally fasten the pressing hook clamp 10 at an intermediate point between the working footrest 1, and the first and second compression hook clamps 10a and 10b. The first and second compression fasteners (13a, 13b) of the connection fixing piece (40) is fastened to the part in contact with each other to be fixed.

At this time, the first pressing stopper (13a) of the first pressing hanger clamp (10a) is inserted into the fixture 42 of the connection fixing piece 40, the second pressing stopper of the second pressing hanger clamp (10b) By pressing the structure in which the outer press wing portion 43 of the fastener 42 is embedded in the lower portion of the bottom portion 13b, the second pressing fixing rod 13b is brought into a state where the first pressing hook clamp is engaged with the connecting fixing piece 40. ) Is fixed by binding with the fastening hook clamp (20).

As described above, one embodiment of the present invention has been described, but on the basis of this, those of ordinary skill in the art, within the scope of not departing from the spirit of the invention described in the claims, addition, change, The present invention may be variously modified and changed by deletion or addition, etc., which will also be included within the scope of the present invention.

The fastening device of the scaffold work scaffold according to the present invention has a simple structure of the fastening device for fixing the work scaffold to the scaffolding pipe or support, so that the manufacturing cost and construction cost is economical, and with the solid fastening of the work scaffold to the scaffolding pipe or support. It can provide stability and shorten the construction time by easy assembly and disassembly. It has excellent stability and workability as well as shortening the construction time due to convenient fastening and dismantling of scaffold work scaffolding. This is a very high invention.

Claims

Compression hook clamp 10 for fastening to the scaffolding pipe or support 2 to one side of the work scaffold 1 to wrap the upper end of the work scaffold 1,

Binding hanger clamps that are fastened to the scaffolding pipes or supports 2 to the other side of the work scaffold 1 to bind to the crimp hanger clamp 10 so as to fix the work scaffold 1 to the scaffolding pipes or supports 2. 20),

The crimping hanger clamp 10 includes a lower ring part 11 for fastening the scaffold pipe or support 2 to be inserted therein, a support 12 extending above the lower ring part 11, and the supporter ( 12 is bent and orthogonally extended to the other side to the upper portion of the 12 is configured to include a crimping fixture 13 for crimping to wrap the upper end of the work footing (1),

Fastening device of the scaffold work scaffold, characterized in that the support 12 and the pressing fixture 13 is composed of one or a pair of spaced apart according to the shape of the scaffolding pipe or support (2).
The method according to claim 1,

The binding hook clamp 20 has a lower ring portion 21 for fastening so that the scaffolding pipe or support 2 is inserted in the lower portion,

And the support 22 extending to the upper portion of the lower ring portion 21,

It includes a locking ring 23 that is bent to bind the end of the crimping fixture 13 on the upper end of the support 22,

The support 22 and the hook 23 is formed in a pair or spaced apart by a predetermined length depending on the shape of the scaffolding pipe or support 2,

The locking ring 23 is a fastening device of the scaffolding working platform, characterized in that the locking groove (23a) is configured to bind to hold the crimping stationary 13 by bending downward in the arc or square at the upper end of the support (22).
The method according to claim 2,

The crimping hanger clamp 10 is composed of a fall prevention jaw 14 at the end of the crimping fixture 13 to prevent the catching hook 23 of the binding hanger clamp 20 from being bound,

The fall prevention jaw (14) is a fastening device of the scaffold work scaffold, characterized in that configured to protrude upward from the end of the crimping fixture (13) arc or square.
The method according to claim 1,

When connecting one or more working scaffolding (1) to the side to connect both sides of the working scaffold (1) with the pressing hook clamp 10 and the binding hook clamp 20, but the pressing hook clamp at the intermediate point between the working scaffold (1) 10) to the first and second crimping hanger clamp (10a, 10b) to further tighten,

It further comprises a connection fixing piece 40 for fastening the first and second pressing fasteners (13a, 13b) of the first and second pressing hook clamp (10a, 10b),

The connection fixing piece 40 is a fastener (42) formed so that the first pressing fixture 13 is inserted before and after the pressing portion 41 in close contact with the working footrest (1),

A press wing portion 43 extending to the outside of the fixture 42 so as to be inserted into the lower portion of the second compression fixing stand 13 to fix the connection fixing piece 40 to the working scaffold 1;

Fastening device of the scaffold work scaffold, characterized in that consisting of a striking portion 44 is bent up for dismantling by the striking means on one side of the pressing portion (41).