KR101966048B1 - Footplate for footwork for shipbuilding and offshore plant - Google Patents

Abstract

The present invention relates to a toe board for a work foothold at a shipbuilding and offshore plant, which is installed at an outer side of a work foothold acting as a work space and a passage for performing an interior and exterior finishing work of a body of a ship at a site for constructing a large ship such as a shipyard to prevent various work tools or parts from dropping and a heel of a worker from being dislodged. The toe board for a work foothold at a shipbuilding and offshore plant comprises: a protection plate with its upper and lower ends each bent three times in a perpendicular direction to form a cross section in a stapler shape and with its upper and lower surfaces each forming a sliding groove of a lengthwise direction; a sliding plate with its upper and lower ends each bent two times corresponding to the shape of the sliding groove, and the bent upper and lower ends, respectively inserted to the sliding groove to slide in a lengthwise direction; and a fixture hingedly installed on a center of a front surface of the sliding plate to fix a scaffold pipe constituting the work foothold.

Description

{FOOTPLATE FOR FOOTWORK FOR SHIPBUILDING AND OFFSHORE PLANT}

More particularly, the present invention relates to a work space for working inside and outside of a ship at a large ship manufacturing site such as a shipyard, The present invention relates to a toe plate for a foot plate for a shipbuilding and offshore plant which is constructed so as to prevent a work tool or parts from dropping and a worker's heel being separated from the work plate.

For the drying of large vessels or offshore plants, a block-type shipbuilding method is used, which is a method of connecting blocks, which are lumps of a ship or an offshore plant. Such a block-type shipbuilding method includes a step of installing a scaffold on a block.

A conventional scaffolding method for a ship or an offshore plant comprises the steps of assembling and welding a frame member and a floor member to a longitudinal bulkhead plate, forming a preliminary passage block by providing a support, a pipe, and a main electric furnace, And then assembling and welding the outer plate to form a passage block.

Conventionally, a scaffolding method for a ship or an offshore plant includes a turn over process for reversing a block. Accordingly, there is a problem that equipment for turnover, time and site required for turnover, and the like are required, thereby increasing the cost of drying a ship or an offshore plant.

On the other hand, the background art described above is technical information acquired by the inventor for the derivation of the present invention or obtained in the derivation process of the present invention, and can not necessarily be a known technology disclosed to the general public before the application of the present invention .

Korean Patent No. 10-1808296 Korean Patent No. 10-1816698

One aspect of the present invention is to provide a work space for working inside and outside the hull at a large ship manufacturing site such as a shipyard, and to be installed outside the work scaffold as a passage to prevent falling of various work tools and parts and worker's heel deviation To provide a toe plate for the operation of a shipbuilding and offshore plant.

The technical problem of the present invention is not limited to the technical problems mentioned above, and other technical problems which are not mentioned can be understood by those skilled in the art from the following description.

" 형상으로 형성되고, 상단과 하단에 각각 좌우 길이 방향의 슬라이딩홈이 형성되는 보호판; 상단 및 하단이 상기 슬라이딩홈의 형태에 대응하여 각각 2 번 절곡되고, 절곡된 상단 및 하단이 상기 슬라이딩홈에 각각 삽입되어 좌우 방향으로 슬라이딩 이동되는 슬라이딩판; 및 상기 슬라이딩판의 전면 중앙에 힌지로써 결합 설치되어 작업발판을 구성하는 비계파이프를 고정하는 고정구를 포함한다.The toe plate for a shipbuilding / offshore plant operation footboard according to an embodiment of the present invention is formed such that the upper and lower ends thereof are bent three times in a direction perpendicular to each other,

The upper and lower ends of the protection plate are bent twice corresponding to the shape of the sliding groove and the bent upper and lower ends are engaged with the sliding groove And a fastener for fastening the scaffold pipe that is connected to the front surface of the sliding plate by a hinge and constitutes a working scaffold.

In one embodiment, the sliding plate includes: a vertical wall formed at a height corresponding to a height of an inner space of the protection plate; An upper plate formed in a direction perpendicular to a front end of the upper end of the vertical wall; An upper cover formed in a direction perpendicular to the front end of the upper plate; A lower plate formed in a direction perpendicular to the front end of the lower end of the vertical wall; A lower cover formed in a direction perpendicular to a front upper side of the lower plate; An elastic supporter installed in the space between the vertical wall and the upper lid or between the vertical wall and the lower lid to support the upper lid or the lower lid by elastic force; And a sliding roller installed on the lower plate to reduce frictional force between the lower plate and the sliding groove.

In one embodiment, the resilient support comprises: a support comprising a first plate, a second plate, a third plate and a fourth plate formed of "a" A vibration absorbing part provided between the plate of the support part and the other plate to absorb vibration; Between the upper portion of the first plate and the upper portion of the second plate, between the front end of the second plate and the front end of the third plate, between the lower portion of the third plate and the lower portion of the fourth plate, A second plate, a third plate, and a fourth plate that are installed between the front end of the first plate and the front end of the first plate to connect the first plate, the second plate, the third plate, and the fourth plate; The upper and the front ends of the first plate, the upper and the front ends of the second plate, the front and lower ends of the third plate, and the upper and lower ends of the fourth plate, An extension plate; Four swiveling parts connected to each other such that upper or lower portions of two extension plates extending from each plate are opposed and rotatable; And two support bars provided on the upper or lower side of the rotary part and supported by the rotary part to be spaced apart from each other in the vertical direction to form an interspace.

In one embodiment, the first plate comprises a plate body formed from an "a" shaped plate; Two first upper fastening grooves formed on an upper blade of the plate body formed in an upper direction and connected to each other so that a front end of the connecting plate is rotatable; A second upper fastening groove formed between the first upper fastening grooves and connecting the lower portion of the extending plate so as to be rotatable; Two first shear locking grooves formed on front end blades of the plate body formed in a shear direction and connected to each other so that the upper portion of the connecting plate is rotatable; And a second shearing engagement groove formed between the first shearing engagement grooves and connecting the lower portion of the extension plate so as to be rotatable.

In one embodiment, the extension plate is connected to the second upper locking groove or the second locking groove so as to be able to slide in the vertical direction in the second upper locking groove or the second locking groove And a vertical sliding groove can be formed in the lower portion.

In one embodiment, the lower plate may include at least one sliding roller to reduce a frictional force with the sliding groove when sliding.

In one embodiment, the top cover or the bottom cover may be hinged to be rotatable with the top plate or the bottom plate.

According to an aspect of the present invention, a worker can prevent a part of the body including the heel from being shifted to the outside of the work foot plate when the worker operates the work foot from the upper side, It is possible to prevent the occurrence of a safety accident such as a falling of the work tool during the work, and to prevent the work tool from falling down to the lower side of the work foot during the work.

In addition, it is possible to facilitate the installation work of the scaffold pipe and the fastener in the structure thereof, and it is possible to further strengthen the fastened state.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of an installation of a toe plate for operation of a shipbuilding / offshore plant according to an embodiment of the present invention; FIG.
FIGS. 2 to 4 are views showing a schematic configuration of a toe plate for a shipbuilding / offshore plant working footboard according to an embodiment of the present invention.
5 is a view showing another example of the sliding plate of FIG.
FIG. 6 is a view showing the elastic support of FIG. 5. FIG.
FIG. 7 is a view showing the first plate of FIG. 6; FIG.

The following detailed description of the invention refers to the accompanying drawings, which illustrate, by way of illustration, specific embodiments in which the invention may be practiced. These embodiments are described in sufficient detail to enable those skilled in the art to practice the invention. It should be understood that the various embodiments of the present invention are different, but need not be mutually exclusive. For example, certain features, structures, and characteristics described herein may be implemented in other embodiments without departing from the spirit and scope of the invention in connection with an embodiment. It is also to be understood that the position or arrangement of the individual components within each disclosed embodiment may be varied without departing from the spirit and scope of the invention. The following detailed description is, therefore, not to be taken in a limiting sense, and the scope of the present invention is to be limited only by the appended claims, along with the full scope of equivalents to which such claims are entitled, if properly explained. In the drawings, like reference numerals refer to the same or similar functions throughout the several views.

Hereinafter, preferred embodiments of the present invention will be described in more detail with reference to the drawings.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of an installation of a toe plate for operation of a shipbuilding / offshore plant according to an embodiment of the present invention; FIG.

FIGS. 2 to 4 are views showing a schematic configuration of a toe plate for a shipbuilding / offshore plant working footboard according to an embodiment of the present invention.

Referring to FIG. 2, a toe plate 10 for a foot control of a shipbuilding / offshore plant according to an embodiment of the present invention includes a protection plate 100, a sliding plate 200, and a fixture 300.

" 형상으로 형성되고, 상단과 하단에 각각 좌우 길이 방향의 슬라이딩홈(110)이 형성하고, 내측 공간에 슬라이딩판(200)이 설치되어 좌우 방향으로 슬라이딩 이동하게 된다.The protection plate 100 is formed such that the upper and lower ends thereof are bent three times in a direction perpendicular to each other,

A sliding groove 110 is formed at the upper and lower ends in the longitudinal direction and a sliding plate 200 is provided in the inner space to slide in the left and right directions.

At this time, the protection plate 100 can prevent the sliding plate 200 from being released during the sliding movement by fastening the upper side and the lower side of the sliding plate 200 to the bent upper and lower sides.

The upper and lower ends of the sliding plate 200 are respectively folded twice corresponding to the shapes of the sliding grooves 110. The upper and lower ends of the sliding plate 200 are inserted into the sliding grooves 110 and are slid in the left and right direction, The fixture 300 is rotatably installed.

The fixture 300 is coupled to the center of the front surface of the sliding plate 200 with a hinge 310 to fix the scaffolding pipe P constituting the operation footrest.

The present invention relates to a toe-plate 10 for a footboard for shipbuilding and offshore plant operation, which is installed outside a work footplate W serving as a work space and a work space for working inside and outside of a ship in a large-sized ship manufacturing site such as a shipyard will be.

" 형상으로 형성되고, 상단과 하단에 각각 슬라이딩홈(110)이 형성되며, 다수 개의 통공이 형성된 보호판(100), 보호판(100)의 슬라이딩홈(110)에 삽입되어 좌우 슬라이딩 이동되는 슬라이딩판(200) 및 슬라이딩 판(200)의 중앙에 설치되는 고정구(300)로 구성되고, "

" 형상의 휘어진 보호판(100)의 상하측이 작업발판(W)의 외측을 향하도록 작업발판(W)의 좌우 양측에 각각 설치된 구조로 구성되어 있다.As shown in Figs. 2 to 3, the toe plate 10 for footrests for shipbuilding and offshore plant operation of the present invention has a cross-

A sliding plate 110 which is inserted into the sliding groove 110 of the protection plate 100 and which is slidably moved in the left and right directions, 200 and a fastener 300 installed at the center of the sliding plate 200,

Shaped protection plates 100 are provided on both left and right sides of the operation pedestal W so that the upper and lower sides of the protective pedestal 100 are directed to the outside of the operation pedestal W, respectively.

At this time, the sliding plate 200 is formed in the shape of a rectangle, and the engaging protrusions (i.e., the upper plate 220, the upper lid 230, the lower plate 240 and the lower lid 250) formed at the upper and lower ends, Is inserted into the sliding groove (1) of the cover plate (100) and slid in the engaged state, thereby sliding left and right on the side of the protecting plate (100).

2 to 3, the fixture 300 is coupled to the center of one side of the sliding plate 200 by a hinge 310 so as to face the outside of the work footplate W, And as shown in FIG. 4, before installation in the scaffold pipe P, it is arranged so as to be parallel to the sliding plate 200 and to be perpendicular to the sliding plate 200 when installed in the scaffold pipe P, As shown in FIG.

2 or 3, the fixture 300 may be formed in a zigzag shape symmetrically to the left and right as shown in FIG. 2 or 3, and may have a shape in which a scaffold pipe P is fitted in an inner groove, It is not limited to the shape shown in the drawing as long as it is formed in a shape of a "U" shape and fitted in the groove in the center, or in a structure capable of firmly pressing the scaffold pipe P. But may be modified and used in any form.

4, the use of the sliding plate 200 may be omitted, so that the fixing member 300 may be attached to one side surface of the fixing plate 300, A rivet 320 formed at the center of the hinge 310 coupled to the hinge 310 is inserted into a guide hole formed at the center of the shroud 100 in the longitudinal direction and is mechanically coupled to the hinge 310 using a mechanical device such as a rivet gun and a riveting machine, And the fastener 300 is fixed to one side of the protection plate 100 in a flowable manner.

In order to implement the toe plate 10 for a foot control of a shipbuilding and offshore plant of the present invention having the above-described structure and configuration, first and second fastening means, welding or the like The operation of firmly fixing the toe plate 10 of the present invention by the method must be preceded.

1, when a plurality of scaffold pipes P are arranged on the outer side of the hull to which the work footrest W is to be installed in the horizontal and vertical directions, And then the work foot plate W is placed on the upper end of the scaffold pipe P installed so as to be parallel to the ground surface. Then, the scaffold pipe P installed perpendicularly to the ground, The fastener 300 formed at the center of the body 200 may be inserted and fastened.

2 to 3, the fastener 300 is attached to the center of one side of the sliding plate 200, and the fastener 300 is fastened to the work foot W The hinge 310 is coupled with the hinge 310 so as to be directed to the outside of the sliding plate 200, so that the hinge 310 is downwardly parallel to the sliding plate 200 before fastening the scaffold pipe P to the sliding plate 200.

4, the fixture 300 is lifted to be perpendicular to the sliding plate 200, and then the scaffold pipe P is inserted into the fixing hole 300 formed on the inner side of the fixing hole 300 The scraper pipe P slips along the inner surface of the fixture 300 and is inserted into the inner groove of the fixture 300 so that the scraper pipe P is inserted into the fixture 300 And is firmly fixed.

As shown in FIGS. 2 to 3, each of the engagement protrusions formed at the upper and lower ends of the sliding plate 200 is inserted into the sliding groove 110 of the protection plate 100, It is possible to easily adjust and move the gap and the fine position between the shield plates 100 by moving the plate 200 to the left and right at the side of the shield plate 100 and to adjust the distance between the fixture 300 and the scaffold pipe P The efficiency of the use and installation process can be further maximized.

4, the fastener 300 may be used in combination with the sliding plate 200, and the fastener 300 may be used in a state in which the sliding plate 200 is not used, A rivet formed at the center of the hinge 310 coupled to one side of the hinge 310 is inserted into a guide hole formed in the longitudinal direction at the center of the shroud 100 and is mounted on the hinge 310 using a mechanical device such as a rivet gun and a riveting machine, And the fastener 300 is fixed to one side of the protection plate 100. Thus, the installation process can be simplified and the installation time can be reduced, and the use of the sliding plate 200 The manufacturing cost can be reduced and the installation work can be facilitated.

As described above, according to the present invention, the toe plate 10 for a footrest 10 for a shipbuilding / offshore planting footwork according to the present invention has a structure in which a part of the body including the heel is released to the outside of the work foot W It is possible to prevent a safety accident such as a worker's foot being slipped or being inadvertently stumbled due to clogging and preventing a worker from falling down to the lower side of the work foot W during the work .

In addition, the fastening and fixing state with the scaffold pipe (P) can be further strengthened, and the installation work can be facilitated.

The toe plate 10 for use in a shipbuilding / offshore plant operation scaffold having the above-described construction prevents the part of the body including the heel from being released to the outside of the operation scaffold when the worker operates the work scaffold above, It is possible to prevent a safety accident such as a falling of the foot or an inadvertent accident and to prevent the work tool from falling down to the lower side of the work foot during the work, It is possible to facilitate the installation work of the fastening fastening state, and the fastening fastening state can be further strengthened.

5 is a view showing another example of the sliding plate of FIG.

5, the sliding plate 200 includes a vertical wall 210, an upper plate 220, an upper lid 230, a lower plate 240, a lower lid 250, and an elastic supporting portion 400.

The vertical wall body 210 is formed to have a height corresponding to the height of the inner space of the protective plate 100 and the upper plate 220 or the lower plate 240 is installed on the upper and lower sides.

The upper plate 220 is formed in a direction perpendicular to the front end of the vertical wall body 210, and the upper lid 230 is formed in a direction perpendicular to the lower side at the front end.

The upper lid 230 is formed in a direction perpendicular to the front lower end of the upper plate 220 and at least one elastic supporting portion 400 is installed and supported on an inner surface facing the vertical wall body 210.

At this time, since the lower part of the upper lid 230 installed on the upper plate 220 is defected by the hinge 231, the upper lid 230 can be rotated according to the extension or contraction of the elastic supporting part 400.

The lower plate 240 is formed in a direction perpendicular to the horizontal direction of the front end of the lower end of the vertical wall body 210, and the lower lid 250 is formed in a direction perpendicular to the upper side at the front end.

At this time, the lower plate 240 may form at least one sliding roller 241 so as to reduce frictional force with the sliding groove 110 when the sliding plate 200 is moved.

The lower cover 250 is formed in a direction perpendicular to the front upper side of the lower plate 240 and at least one elastic supporting part 400 is installed and supported on an inner surface facing the vertical wall body 210.

At this time, the lower cover 250 installed on the lower plate 240 is deflected by the hinge 231, so that the lower cover 250 can be rotated according to the expansion or contraction of the elastic support portion 400.

The upper plate 220, the upper lid 230, the lower plate 240 and the lower lid 250 are formed to have a size corresponding to the shape of the sliding groove 110 so as to be inserted into the sliding groove 110 will be.

The elastic support part 400 is installed in the space between the vertical wall body 210 and the upper lid 230 or the space between the vertical wall body 210 and the lower lid 250 and is elastically supported by the upper lid 230 or the lower lid 250 And is stretched or contracted corresponding to the movement of the bending blade 120.

The sliding plate 200 having the above-described structure is configured such that when the bending wings 120 formed on the upper and lower sides of the protection plate 100 are broken during operation or when the operator is kicked, Thereby preventing the plate 200 from being caught by the protective plate 100 and being prevented from moving.

That is, when the bending blade 120 is bent, the resilient supporting portion 400 is contracted in the inner direction so that the upper lid 230 or the lower lid 250 rotates inward without being damaged And can be prevented from being pressed by the bending blade 120.

FIG. 6 is a view showing the elastic support of FIG. 5. FIG.

6, the elastic support portion 400 includes a support portion 410, a vibration absorption portion 420, a connection plate 430, an extension plate 440, four pivot portions 450, (460).

The support portion 410 includes a first plate 411, a second plate 412, a third plate 413 and a fourth plate 414 formed of an "a" shaped plate, A vibration absorbing part 420 is provided in the space of the vibration plate 420, and the plates are fastened to each other by the connection plate 430.

At this time, the first plate 411, the second plate 412, the third plate 413, and the fourth plate 414 are spaced apart from each other so as to face each other, And the vibration absorbing part 420 is installed in each of the spaced apart spaces to absorb the vibration transmitted to each plate.

The vibration absorbing part 420 is installed between each plate of the support part 410 and the other plate to absorb vibration.

In one embodiment, the vibration absorbing portion 420 may be formed by means of an elastic material, such as a spring or rubber, capable of absorbing an impact, but it is not limited to the name Will be possible.

The connection plate 430 is disposed between the upper portion of the first plate 411 and the upper portion of the second plate 412, between the front end of the second plate 412 and the front end of the third plate 413, Between the lower portion of the fourth plate 414 and the lower portion of the fourth plate 414 and between the front end of the fourth plate 414 and the front end of the first plate 411, The second plate 412, the third plate 413 and the fourth plate 414 are connected in a "+" form.

In other words, the connection plate 430 can form an overall appearance by interconnecting the upper, lower, or front ends of the respective plates. In addition, By adjusting the angle of connection, vibration or shock can be absorbed more efficiently.

That is, when the first plate 411, the second plate 412, the third plate 413 and the fourth plate 414 are fixed to each other by the connection plate 430, However, if a critical vibration or a critical impact is applied, the coupling plate 430 connected to each plate can not be maintained and the original function can not be performed.

Accordingly, the connection plate 430 according to the present invention can be manufactured by connecting the first plate 411, the second plate 412, the third plate 413 and the fourth plate 414 so as to be movable to some extent , It is possible to maintain the fastening effectively to the vibration or impact more than the case described above.

The extension plate 440 is connected to the upper portion of the first plate 411 (i.e., the upper blade) and the front end (i.e., the front end), the upper portion and the front end of the second plate 412, The second plate 414, and the fourth plate 414 in the direction of the rotation unit 450 for each plate in the upward or downward direction from the front end.

In one embodiment, the extension plate 440 can be pivoted by connecting the upper or lower portion to the pivot shaft formed at one side of the pivot portion 450.

In one embodiment, the extension plate 440 includes a second upper fastening groove 4113 or a second upper fastening groove 4113 so as to be able to slide in the vertical direction in the second upper fastening groove 4113 or the second front end fastening groove 4115. [ A vertical sliding groove 441 (see FIG. 7) can be formed at a lower portion connected to the front end fastening groove 4115.

The swinging unit 450 is installed so that the upper or lower portions of the two extension plates 440 extending from the respective plates are opposed to each other so as to be rotatable and installed on each inner side of the supporting bars 460 facing each other For example, using fastening means such as screw bolts, welding or rivets.

The supporting bars 460-1 and 360-2 are provided on the outer surface of the rotary part 450 and are provided on the inner surfaces of the vertical wall body 210 and the upper lid 230 or between the vertical wall body 210 and the lower lid 250 And is supported by the swinging part 450 to form an interspace so that the elastic supporting part 400 is installed in each of the components.

The elastic supporting part 400 having the above-described structure is contracted inward when the bending blade 120 is bent, so that the upper lid 230 or the lower lid 250 is not damaged It is possible to prevent the sliding plate 200 from being pressed by the bending blade 120 as it is rotated inward.

FIG. 7 is a view showing the first plate of FIG. 6; FIG.

7, the first plate 411 includes a plate body 4111, two first upper engagement grooves 4112, a second upper engagement groove 4113, two first shear engagement grooves 4114, And a second shear locking groove 4115.

The plate body 4111 is formed of an "a" shaped plate and has two first upper fastening grooves 4112 and a second upper fastening groove 4113 on the upper blade, The front end fastening groove 4114 and the second front end fastening groove 4115 are formed.

The first upper engagement groove 4112 is formed on the upper blade of the plate body 4111 formed in the upward direction and is connected to the front end of the connection plate 430 so as to be rotatable.

The second upper fastening groove 4113 is formed between the first upper fastening grooves 4112 and connects the lower portion of the extension plate 440 so as to be rotatable.

The first shear engagement groove 4114 is formed on the front end of the plate body 4111 formed in the front end direction and is connected to the upper portion of the connection plate 430 so as to be rotatable.

The second shear engagement groove 4115 is formed between the first shear engagement grooves 4114 and is connected to the lower end of the extension plate 440 so as to be rotatable.

In one embodiment, the extension plate 440 includes a second upper fastening groove 4113 or a second upper fastening groove 4113 so as to be able to slide in the vertical direction in the second upper fastening groove 4113 or the second front end fastening groove 4115. [ A vertical sliding groove 441 can be formed at a lower portion connected to the front end fastening groove 4115.

The connecting plate 430 may also have a sliding groove having the same structure as the sliding groove 441 of the extension plate 440 described above.

The first plate 411 having the above-described configuration can be applied to the second plate 412, the third plate 413, or the fourth plate 414, The description of the second plate 412, the third plate 413 or the fourth plate 414 will be omitted.

It will be apparent to those skilled in the art that the above-described embodiments are for illustrative purposes only and that those skilled in the art will readily understand that other embodiments can be readily modified without departing from the spirit or essential characteristics of the embodiments described above You will understand. It is therefore to be understood that the above-described embodiments are to be considered in all respects only as illustrative and not restrictive. For example, each component described as a single entity may be distributed and implemented, and components described as being distributed may also be implemented in a combined form.

It is to be understood that the scope of the present invention is defined by the appended claims rather than the foregoing description and should be construed as including all changes and modifications that come within the meaning and range of equivalency of the claims, .

10: footplate for footwork for shipbuilding and offshore plants
100: Shield plate 110: Sliding groove
120: Bending blade 200: Sliding plate
210: vertical wall 220: top plate
230: upper cover 240: lower plate
250: lower cover 300: fastener
310: Hinge 400: Elastic support
410: support portion 420: vibration absorption portion
430: connecting plate 440: extension plate
450: turning part 460: supporting bar

Claims (4)

The upper and lower ends are bent three times in the direction of the right angle respectively,

Quot; shape, and a sliding groove is formed in the longitudinal direction at the upper and lower ends, respectively;
A sliding plate having an upper end and a lower end folded twice corresponding to the shape of the sliding groove and having bent upper and lower ends inserted into the sliding groove and sliding in the left and right directions; And
And a fixture coupled to the front surface of the sliding plate by a hinge to fix a scaffold pipe constituting a work footplate,
The sliding plate includes:
A vertical wall formed at a height corresponding to a height of the inner space of the protection plate;
An upper plate formed in a direction perpendicular to a front end of the upper end of the vertical wall;
An upper cover formed in a direction perpendicular to the front end of the upper plate;
A lower plate formed in a direction perpendicular to the front end of the lower end of the vertical wall;
A lower cover formed in a direction perpendicular to a front upper side of the lower plate;
An elastic supporter installed in the space between the vertical wall and the upper lid or between the vertical wall and the lower lid to support the upper lid or the lower lid by elastic force; And
And a sliding roller installed on the lower plate so as to reduce frictional force between the lower plate and the sliding groove,
The elastic support portion
A support comprising a first plate, a second plate, a third plate and a fourth plate formed of "b" shaped plates;
A vibration absorbing part provided between the plate of the support part and the other plate to absorb vibration;
Between the upper portion of the first plate and the upper portion of the second plate, between the front end of the second plate and the front end of the third plate, between the lower portion of the third plate and the lower portion of the fourth plate, A second plate, a third plate, and a fourth plate that are installed between the front end of the first plate and the front end of the first plate to connect the first plate, the second plate, the third plate, and the fourth plate;
The upper and the front ends of the first plate, the upper and the front ends of the second plate, the front and lower ends of the third plate, and the upper and lower ends of the fourth plate, An extension plate;
Four swiveling parts connected to each other such that upper or lower portions of two extension plates extending from each plate are opposed and rotatable; And
And two supporting bars provided on the upper or lower side of the rotary part and supported by the rotary part to be spaced apart from each other in the vertical direction to form an interspace,
Wherein the first plate includes:
A plate body formed from an "a" shaped plate;
Two first upper fastening grooves formed on an upper blade of the plate body formed in an upper direction and connected to each other so that a front end of the connecting plate is rotatable;
A second upper fastening groove formed between the first upper fastening grooves and connecting the lower portion of the extension plate so as to be rotatable;
Two first shear locking grooves formed on front end blades of the plate body formed in a shear direction and connected to each other so that the upper portion of the connecting plate is rotatable; And
And a second shearing engagement groove formed between the first shearing engagement grooves and connecting the lower portion of the extension plate so as to be rotatable.
delete 2. The apparatus of claim 1,
And a vertical sliding groove is formed at a lower portion connected to the second upper locking groove or the second front locking groove so as to be able to slide in the vertical direction in the second upper locking groove or the second front locking groove , Toe plate for shipbuilding and offshore plant scaffolding.
The apparatus of claim 1,
At least one sliding roller is formed to reduce the frictional force with the sliding groove when sliding,
The upper cover or the lower cover
Wherein the toe plate is hinged to be rotatable with the upper plate or the lower plate.

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